Fable.Import.Browser.fs

namespace Fable.Import

open System
open Fable.Import.JS
open Fable.Core
open System

module Browser =
    
    type [<AllowNullLiteral>] ActivateEvent =
        inherit ExtendableEvent

    and [<AllowNullLiteral>] Algorithm =
        abstract name: string option with get, set

    and [<AllowNullLiteral>] AriaRequestEventInit =
        inherit EventInit
        abstract attributeName: string option with get, set
        abstract attributeValue: string option with get, set

    and [<AllowNullLiteral>] Body =
        abstract bodyUsed: bool with get, set
        abstract arrayBuffer: unit -> Promise<ArrayBuffer>
        abstract blob: unit -> Promise<Blob>
        abstract formData: unit -> Promise<FormData>
        abstract json: unit -> Promise<obj option>
        abstract text: unit -> Promise<string>

    and [<AllowNullLiteral>] Cache =
        abstract add: request: Request -> Promise<unit>
        abstract addAll: requestArray: Array<Request> -> Promise<unit>
        abstract delete: request: Request * ?options: CacheStorageOptions -> Promise<bool>
        abstract keys: ?request: Request * ?options: CacheStorageOptions -> Promise<Array<string>>
        abstract ``match``: request: Request * ?options: CacheStorageOptions -> Promise<Response>
        abstract matchAll: request: Request * ?options: CacheStorageOptions -> Promise<Array<Response>>
        abstract put: request: U2<Request, string> * response: Response -> Promise<unit>

    and [<AllowNullLiteral>] CacheStorage =
        abstract delete: cacheName: string -> Promise<bool>
        abstract has: cacheName: string -> Promise<bool>
        abstract keys: unit -> Promise<Array<string>>
        abstract ``match``: request: Request * ?options: CacheStorageOptions -> Promise<Response>
        abstract ``open``: cacheName: string -> Promise<Cache>

    and [<AllowNullLiteral>] CacheStorageOptions =
        abstract cacheName: string option with get, set
        abstract ignoreMethod: bool option with get, set
        abstract ignoreSearch: bool option with get, set
        abstract ignoreVary: bool option with get, set

    and [<AllowNullLiteral>] ClipboardEventInit =
        inherit EventInit
        abstract data: string option with get, set
        abstract dataType: string option with get, set

    and [<AllowNullLiteral>] CommandEventInit =
        inherit EventInit
        abstract commandName: string option with get, set
        abstract detail: string option with get, set

    and [<AllowNullLiteral>] CompositionEventInit =
        inherit UIEventInit
        abstract data: string option with get, set

    and [<AllowNullLiteral>] ConfirmSiteSpecificExceptionsInformation =
        inherit ExceptionInformation
        abstract arrayOfDomainStrings: ResizeArray<string> option with get, set

    and [<AllowNullLiteral>] CustomEventInit =
        inherit EventInit
        abstract detail: obj option with get, set

    and [<AllowNullLiteral>] DeviceAccelerationDict =
        abstract x: float option with get, set
        abstract y: float option with get, set
        abstract z: float option with get, set

    and [<AllowNullLiteral>] DeviceRotationRateDict =
        abstract alpha: float option with get, set
        abstract beta: float option with get, set
        abstract gamma: float option with get, set


    and [<AllowNullLiteral>] EventInit =
        abstract bubbles: bool option with get, set
        abstract cancelable: bool option with get, set

    and [<AllowNullLiteral>] ExceptionInformation =
        abstract domain: string option with get, set

    and [<AllowNullLiteral>] ExtendableEvent =
        inherit Event
        abstract waitUntil: fn: Promise<obj option> -> unit

    and [<AllowNullLiteral>] FocusEventInit =
        inherit UIEventInit
        abstract relatedTarget: EventTarget option with get, set

    and [<AllowNullLiteral>] HashChangeEventInit =
        inherit EventInit
        abstract newURL: string option with get, set
        abstract oldURL: string option with get, set

    and [<AllowNullLiteral>] Headers =
        abstract append: name: string * value: string -> unit
        abstract delete: name: string -> unit
        abstract entries: unit -> Array<Array<string>>
        abstract get: name: string -> string
        abstract getAll: name: string -> Array<string>
        abstract has: name: string -> bool
        abstract keys: unit -> Array<string>
        abstract set: name: string * value: string -> unit
        abstract values: unit -> Array<string>

    and [<AllowNullLiteral>] HeadersStatic =
        [<Emit "new $0($1...)">] abstract Create: ?init: obj option -> Headers

    and [<AllowNullLiteral>] IExports =
        abstract Headers: HeadersStatic
        abstract Request: RequestStatic
        abstract Response: ResponseStatic
        abstract fetch: request: U2<Request, string> -> Promise<Response>
        abstract skipWaiting: unit -> unit

    and [<AllowNullLiteral>] KeyAlgorithm =
        abstract name: string option with get, set

    and [<AllowNullLiteral>] KeyboardEventInit =
        inherit SharedKeyboardAndMouseEventInit
        abstract key: string option with get, set
        abstract location: float option with get, set
        abstract repeat: bool option with get, set

    and [<AllowNullLiteral>] MouseEventInit =
        inherit SharedKeyboardAndMouseEventInit
        abstract screenX: float option with get, set
        abstract screenY: float option with get, set
        abstract clientX: float option with get, set
        abstract clientY: float option with get, set
        abstract button: float option with get, set
        abstract buttons: float option with get, set
        abstract relatedTarget: EventTarget option with get, set

    and [<AllowNullLiteral>] MsZoomToOptions =
        abstract contentX: float option with get, set
        abstract contentY: float option with get, set
        abstract viewportX: string option with get, set
        abstract viewportY: string option with get, set
        abstract scaleFactor: float option with get, set
        abstract animate: string option with get, set

    and [<AllowNullLiteral>] MutationObserverInit =
        abstract childList: bool option with get, set
        abstract attributes: bool option with get, set
        abstract characterData: bool option with get, set
        abstract subtree: bool option with get, set
        abstract attributeOldValue: bool option with get, set
        abstract characterDataOldValue: bool option with get, set
        abstract attributeFilter: ResizeArray<string> option with get, set

    and [<AllowNullLiteral>] ObjectURLOptions =
        abstract oneTimeOnly: bool option with get, set

    and [<AllowNullLiteral>] PointerEventInit =
        inherit MouseEventInit
        abstract pointerId: float option with get, set
        abstract width: float option with get, set
        abstract height: float option with get, set
        abstract pressure: float option with get, set
        abstract tiltX: float option with get, set
        abstract tiltY: float option with get, set
        abstract pointerType: string option with get, set
        abstract isPrimary: bool option with get, set

    and [<AllowNullLiteral>] PositionOptions =
        abstract enableHighAccuracy: bool option with get, set
        abstract timeout: float option with get, set
        abstract maximumAge: float option with get, set

    and [<AllowNullLiteral>] SharedKeyboardAndMouseEventInit =
        inherit UIEventInit
        abstract ctrlKey: bool option with get, set
        abstract shiftKey: bool option with get, set
        abstract altKey: bool option with get, set
        abstract metaKey: bool option with get, set
        abstract keyModifierStateAltGraph: bool option with get, set
        abstract keyModifierStateCapsLock: bool option with get, set
        abstract keyModifierStateFn: bool option with get, set
        abstract keyModifierStateFnLock: bool option with get, set
        abstract keyModifierStateHyper: bool option with get, set
        abstract keyModifierStateNumLock: bool option with get, set
        abstract keyModifierStateOS: bool option with get, set
        abstract keyModifierStateScrollLock: bool option with get, set
        abstract keyModifierStateSuper: bool option with get, set
        abstract keyModifierStateSymbol: bool option with get, set
        abstract keyModifierStateSymbolLock: bool option with get, set

    and [<AllowNullLiteral>] StoreExceptionsInformation =
        inherit ExceptionInformation
        abstract siteName: string option with get, set
        abstract explanationString: string option with get, set
        abstract detailURI: string option with get, set

    and [<AllowNullLiteral>] StoreSiteSpecificExceptionsInformation =
        inherit StoreExceptionsInformation
        abstract arrayOfDomainStrings: ResizeArray<string> option with get, set



    and [<AllowNullLiteral>] UIEventInit =
        inherit EventInit
        abstract view: Window option with get, set
        abstract detail: float option with get, set

    and [<AllowNullLiteral>] WebGLContextAttributes =
        abstract alpha: bool option with get, set
        abstract depth: bool option with get, set
        abstract stencil: bool option with get, set
        abstract antialias: bool option with get, set
        abstract premultipliedAlpha: bool option with get, set
        abstract preserveDrawingBuffer: bool option with get, set

    and [<AllowNullLiteral>] WebGLContextEventInit =
        inherit EventInit
        abstract statusMessage: string option with get, set

    and [<AllowNullLiteral>] WheelEventInit =
        inherit MouseEventInit
        abstract deltaX: float option with get, set
        abstract deltaY: float option with get, set
        abstract deltaZ: float option with get, set
        abstract deltaMode: float option with get, set

    and EventListener = (Event -> unit)

    and [<AllowNullLiteral>] ANGLE_instanced_arrays =
        abstract VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: float with get, set
        abstract drawArraysInstancedANGLE: mode: float * first: float * count: float * primcount: float -> unit
        abstract drawElementsInstancedANGLE: mode: float * count: float * ``type``: float * offset: float * primcount: float -> unit
        abstract vertexAttribDivisorANGLE: index: float * divisor: float -> unit

    and [<AllowNullLiteral>] ANGLE_instanced_arraysType =
        abstract prototype: ANGLE_instanced_arrays with get, set
        abstract VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ANGLE_instanced_arrays

    and [<AllowNullLiteral>] AnalyserNode =
        inherit AudioNode
        abstract fftSize: int with get, set
        abstract frequencyBinCount: int with get
        abstract maxDecibels: float with get, set
        abstract minDecibels: float with get, set
        abstract smoothingTimeConstant: float with get, set
        abstract getByteFrequencyData: array: Uint8Array -> unit
        abstract getByteTimeDomainData: array: Uint8Array -> unit
        abstract getFloatFrequencyData: array: Float32Array -> unit
        abstract getFloatTimeDomainData: array: Float32Array -> unit

    and [<AllowNullLiteral>] AnalyserNodeType =
        abstract prototype: AnalyserNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AnalyserNode

    and [<AllowNullLiteral>] AnimationEvent =
        inherit Event
        abstract animationName: string with get, set
        abstract elapsedTime: float with get, set
        abstract initAnimationEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * animationNameArg: string * elapsedTimeArg: float -> unit

    and [<AllowNullLiteral>] AnimationEventType =
        abstract prototype: AnimationEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AnimationEvent

    and [<AllowNullLiteral>] ApplicationCache =
        inherit EventTarget
        abstract oncached: (Event -> 'Out) with get, set
        abstract onchecking: (Event -> 'Out) with get, set
        abstract ondownloading: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onnoupdate: (Event -> 'Out) with get, set
        abstract onobsolete: (Event -> 'Out) with get, set
        abstract onprogress: (ProgressEvent -> 'Out) with get, set
        abstract onupdateready: (Event -> 'Out) with get, set
        abstract status: float with get, set
        abstract CHECKING: float with get, set
        abstract DOWNLOADING: float with get, set
        abstract IDLE: float with get, set
        abstract OBSOLETE: float with get, set
        abstract UNCACHED: float with get, set
        abstract UPDATEREADY: float with get, set
        abstract abort: unit -> unit
        abstract swapCache: unit -> unit
        abstract update: unit -> unit
        [<Emit("$0.addEventListener('cached',$1...)")>] abstract addEventListener_cached: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('checking',$1...)")>] abstract addEventListener_checking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('downloading',$1...)")>] abstract addEventListener_downloading: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('noupdate',$1...)")>] abstract addEventListener_noupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('obsolete',$1...)")>] abstract addEventListener_obsolete: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('updateready',$1...)")>] abstract addEventListener_updateready: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] ApplicationCacheType =
        abstract prototype: ApplicationCache with get, set
        abstract CHECKING: float with get, set
        abstract DOWNLOADING: float with get, set
        abstract IDLE: float with get, set
        abstract OBSOLETE: float with get, set
        abstract UNCACHED: float with get, set
        abstract UPDATEREADY: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ApplicationCache

    and [<AllowNullLiteral>] AriaRequestEvent =
        inherit Event
        abstract attributeName: string with get, set
        abstract attributeValue: string with get, set

    and [<AllowNullLiteral>] AriaRequestEventType =
        abstract prototype: AriaRequestEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: AriaRequestEventInit -> AriaRequestEvent

    and [<AllowNullLiteral>] Attr =
        inherit Node
        abstract name: string with get, set
        abstract ownerElement: Element with get, set
        abstract specified: bool with get, set
        abstract value: string with get, set

    and [<AllowNullLiteral>] AttrType =
        abstract prototype: Attr with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Attr

    and [<AllowNullLiteral>] AudioBuffer =
        abstract duration: float with get
        abstract length: int with get
        abstract numberOfChannels: int with get
        abstract sampleRate: float with get
        abstract getChannelData: channel: float -> Float32Array
        abstract copyFromChannel: destination: Float32Array * channelNumber: int * ?startInChannel: int -> unit 
        abstract copyToChannel: source: Float32Array * channelNumber: int * ?startInChannel: int -> unit 

    and [<AllowNullLiteral>] AudioBufferType =
        abstract prototype: AudioBuffer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioBuffer

    and [<AllowNullLiteral>] AudioBufferSourceNode =
        inherit AudioNode
        abstract buffer: AudioBuffer with get, set
        abstract loop: bool with get, set
        abstract loopEnd: float with get, set
        abstract loopStart: float with get, set
        abstract onended: (Event -> 'Out) with get, set
        abstract playbackRate: AudioParam with get
        abstract detune: AudioParam with get 
        abstract start: ?``when``: float * ?offset: float * ?duration: float -> unit
        abstract stop: ?``when``: float -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] AudioBufferSourceNodeType =
        abstract prototype: AudioBufferSourceNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioBufferSourceNode

    and [<AllowNullLiteral>] AudioContext =
        inherit BaseAudioContext
        abstract createMediaElementSource: mediaElement: HTMLMediaElement -> MediaElementAudioSourceNode
        abstract createMediaStreamSource: mediaStream: MediaStream -> MediaStreamAudioSourceNode 
        abstract createMediaStreamDestination: unit -> MediaStreamAudioDestinationNode 
 
    and [<AllowNullLiteral>] AudioContextType =
        abstract prototype: AudioContext with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioContext

    and [<AllowNullLiteral>] AudioContextOptions = 
        abstract playbackCategory : AudioContextPlaybackCategory 

    and [<StringEnum>] AudioContextPlaybackCategory = 
        | Balanced 
        | Interactive 
        | Playback 
     
    and [<StringEnum>] AudioContextState = 
        | Suspended 
        | Running 
        | Closed 

    and [<AllowNullLiteral>] AudioDestinationNode =
        inherit AudioNode
        abstract maxChannelCount: int with get

    and [<AllowNullLiteral>] AudioDestinationNodeType =
        abstract prototype: AudioDestinationNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioDestinationNode

    and [<AllowNullLiteral>] AudioListener =
        abstract setOrientation: x: float * y: float * z: float * xUp: float * yUp: float * zUp: float -> unit
        abstract setPosition: x: float * y: float * z: float -> unit

    and [<AllowNullLiteral>] AudioListenerType =
        abstract prototype: AudioListener with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioListener

    and [<AllowNullLiteral>] AudioNode =
        inherit EventTarget
        abstract channelCount: int with get,set
        abstract channelCountMode: ChannelCountMode with get, set
        abstract channelInterpretation: ChannelInterpretation with get, set
        abstract context: AudioContext with get
        abstract numberOfInputs: int with get
        abstract numberOfOutputs: int with get
        abstract connect: destination: AudioNode * ?output: int * ?input: int -> unit
        abstract connect: destination: AudioParam * ?output: int -> unit 
        abstract disconnect: ?output: int -> unit
        abstract disconnect: destination: AudioNode * ?output: int * ?input: int -> unit
        abstract disconnect: destination: AudioParam * ?output: int -> unit

    and [<AllowNullLiteral>] AudioNodeType =
        abstract prototype: AudioNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioNode

    and [<AllowNullLiteral>] AudioParam =
        abstract defaultValue: float with get
        abstract value: float with get, set
        abstract cancelScheduledValues: startTime: float -> AudioParam
        abstract exponentialRampToValueAtTime: value: float * endTime: float -> AudioParam
        abstract linearRampToValueAtTime: value: float * endTime: float -> AudioParam
        abstract setTargetAtTime: target: float * startTime: float * timeConstant: float -> AudioParam
        abstract setValueAtTime: value: float * startTime: float -> AudioParam
        abstract setValueCurveAtTime: values: Float32Array * startTime: float * duration: float -> AudioParam

    and [<AllowNullLiteral>] AudioParamType =
        abstract prototype: AudioParam with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioParam

    and [<AllowNullLiteral>] AudioProcessingEvent =
        inherit Event
        abstract inputBuffer: AudioBuffer with get
        abstract outputBuffer: AudioBuffer with get
        abstract playbackTime: float with get

    and [<AllowNullLiteral>] AudioProcessingEventType =
        abstract prototype: AudioProcessingEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioProcessingEvent

    and [<AllowNullLiteral>] AudioTrack =
        abstract enabled: bool with get, set
        abstract id: string with get, set
        abstract kind: string with get, set
        abstract label: string with get, set
        abstract language: string with get, set
        abstract sourceBuffer: SourceBuffer with get, set

    and [<AllowNullLiteral>] AudioTrackType =
        abstract prototype: AudioTrack with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioTrack

    and [<AllowNullLiteral>] AudioTrackList =
        inherit EventTarget
        abstract length: float with get, set
        abstract onaddtrack: (TrackEvent -> 'Out) with get, set
        abstract onchange: (Event -> 'Out) with get, set
        abstract onremovetrack: (TrackEvent -> 'Out) with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> AudioTrack with get, set
        abstract getTrackById: id: string -> AudioTrack
        abstract item: index: float -> AudioTrack
        [<Emit("$0.addEventListener('addtrack',$1...)")>] abstract addEventListener_addtrack: listener: (TrackEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('removetrack',$1...)")>] abstract addEventListener_removetrack: listener: (TrackEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] AudioTrackListType =
        abstract prototype: AudioTrackList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioTrackList

    and [<AllowNullLiteral>] AudioWorker = 
        inherit Worker 
        abstract terminate: unit -> unit 
        abstract postMessage: message: obj * ?transfer: obj 
        abstract parameters: AudioWorkerParamDescriptor array with get 
        abstract onerror: (Event -> 'Out) with get, set 
        abstract onmessage: (Event -> 'Out) with get, set 
        abstract onloaded: (Event -> 'Out) with get, set 
        abstract createNode: numberOfInputs: int * numberOfOutputs: int -> AudioWorkerNode 
        abstract addParameter: name: string * defaultValue: float -> AudioParam 
        abstract removeParameter: name: string -> unit 
 
    and [<AllowNullLiteral>] AudioWorkerGlobalScope = 
        abstract sampleRate: float with get 
        abstract addParameter: name: string * defaultValue: float -> AudioParam 
        abstract removeParameter: name: string -> unit 
        abstract onnodecreate: (Event -> 'Out) with get, set 
        abstract parameters: AudioWorkerParamDescriptor array with get 
 
    and [<AllowNullLiteral>] AudioWorkerGlobalScopeType = 
        abstract prototype: AudioWorkerGlobalScope with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioWorkerGlobalScope 
 
    and [<AllowNullLiteral>] AudioWorkerNode = 
        inherit AudioNode 
        abstract postMessage: message: obj * ?transfer: obj 
        abstract onmessage: (Event -> 'Out) with get, set 
     
    and [<AllowNullLiteral>] AudioWorkerNodeType = 
        abstract prototype: AudioWorkerNode with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioWorkerNode 
 
    and [<AllowNullLiteral>] AudioWorkerNodeProcessor = 
        inherit EventTarget 
        abstract onmessage: (Event -> 'Out) with get, set 
        abstract postMessage: message: obj * ?transfer: obj 
     
    and [<AllowNullLiteral>] AudioWorkerNodeProcessorType = 
        abstract prototype: AudioWorkerNodeProcessor with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioWorkerNodeProcessor 
 
    and [<AllowNullLiteral>] AudioWorkerParamDescriptor = 
        abstract name: string with get 
        abstract defaultValue: float with get 
 
    and [<AllowNullLiteral>] AudioWorkerType = 
        abstract prototype: AudioWorker with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> AudioWorker 
 
     and [<AllowNullLiteral>] BarProp =
        abstract visible: bool with get, set

    and [<AllowNullLiteral>] BarPropType =
        abstract prototype: BarProp with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> BarProp

    and [<AllowNullLiteral>] BaseAudioContext = 
        inherit EventTarget 
        abstract destination: AudioDestinationNode with get 
        abstract sampleRate: float with get 
        abstract currentTime: float with get 
        abstract listener: AudioListener with get 
        abstract suspend: unit -> Promise<unit> 
        abstract resume: unit -> Promise<unit> 
        abstract close: unit -> Promise<unit> 
        abstract state: AudioContextState with get 
        abstract onstatechange: (Event -> 'Out) with get, set 
        abstract createBuffer: numberOfChannels: int * length: int * sampleRate: float -> AudioBuffer 
        abstract decodeAudioData: audioData: ArrayBuffer * ?successCallback: DecodeSuccessCallback * ?errorCallback: DecodeErrorCallback -> unit 
        abstract createBufferSource: unit -> AudioBufferSourceNode 
        abstract createAudioWorker: string -> Promise<AudioWorker> 
        abstract createScriptProcessor: ?bufferSize: int * ?numberOfInputChannels: int * ?numberOfOutputChannels: int -> ScriptProcessorNode 
        abstract createAnalyser: unit -> AnalyserNode 
        abstract createGain: unit -> GainNode 
        abstract createDelay: ?maxDelayTime: float -> DelayNode 
        abstract createBiquadFilter: unit -> BiquadFilterNode 
        abstract createIIRFilter: feedforward: Float32Array * feedback: Float32Array -> IIRFilterNode 
        abstract createWaveShaper: unit -> WaveShaperNode 
        abstract createPanner: unit -> PannerNode 
        abstract createSpatialPanner: unit -> SpatialPannerNode 
        abstract createStereoPanner: unit -> StereoPannerNode 
        abstract createConvolver: unit -> ConvolverNode 
        abstract createChannelSplitter: ?numberOfOutputs: int -> ChannelSplitterNode 
        abstract createChannelMerger: ?numberOfInputs: int -> ChannelMergerNode 
        abstract createDynamicsCompressor: unit -> DynamicsCompressorNode 
        abstract createOscillator: unit -> OscillatorNode 
        abstract createPeriodicWave: real: Float32Array * imag: Float32Array * ?constraints: PeriodicWaveConstraints -> PeriodicWave 
 
    and [<AllowNullLiteral>] BaseAudioContextType = 
        abstract prototype: BaseAudioContext with get, set 
        [<Emit("new $0($1...)")>] abstract Create: ?contextOptions: AudioContextOptions -> AudioContext 
 
    and [<AllowNullLiteral>] BeforeUnloadEvent =
        inherit Event
        abstract returnValue: obj with get, set

    and [<AllowNullLiteral>] BeforeUnloadEventType =
        abstract prototype: BeforeUnloadEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> BeforeUnloadEvent

    and [<AllowNullLiteral>] BiquadFilterNode =
        inherit AudioNode
        abstract Q: AudioParam with get
        abstract detune: AudioParam with get
        abstract frequency: AudioParam with get
        abstract gain: AudioParam with get
        abstract ``type``: BiquadFilterType with get, set
        abstract getFrequencyResponse: frequencyHz: Float32Array * magResponse: Float32Array * phaseResponse: Float32Array -> unit

    and [<AllowNullLiteral>] BiquadFilterNodeType =
        abstract prototype: BiquadFilterNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> BiquadFilterNode

    and [<StringEnum>] BiquadFilterType = 
        | [<CompiledName("lowpass")>] LowPass 
        | [<CompiledName("highpass")>] HighPass 
        | [<CompiledName("bandpass")>] BandPass 
        | [<CompiledName("lowshelf")>] LowShelf 
        | [<CompiledName("highshelf")>] HighShelf 
        | Peaking 
        | Notch 
        | [<CompiledName("allpass")>] AllPass 
     
    and [<AllowNullLiteral>] Blob =
        abstract size: float with get, set
        abstract ``type``: string with get, set
        abstract msClose: unit -> unit
        abstract msDetachStream: unit -> obj
        abstract slice: ?start: float * ?``end``: float * ?contentType: string -> Blob

    and [<AllowNullLiteral>] BlobType =
        abstract prototype: Blob with get, set
        [<Emit("new $0($1...)")>] abstract Create: ?blobParts: ResizeArray<obj> * ?options: BlobPropertyBag -> Blob

    and [<AllowNullLiteral>] CDATASection =
        inherit Text


    and [<AllowNullLiteral>] CDATASectionType =
        abstract prototype: CDATASection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CDATASection

    and [<AllowNullLiteral>] CSS =
        abstract supports: property: string * ?value: string -> bool

    and [<AllowNullLiteral>] CSSConditionRule =
        inherit CSSGroupingRule
        abstract conditionText: string with get, set

    and [<AllowNullLiteral>] CSSConditionRuleType =
        abstract prototype: CSSConditionRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSConditionRule

    and [<AllowNullLiteral>] CSSFontFaceRule =
        inherit CSSRule
        abstract style: CSSStyleDeclaration with get, set

    and [<AllowNullLiteral>] CSSFontFaceRuleType =
        abstract prototype: CSSFontFaceRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSFontFaceRule

    and [<AllowNullLiteral>] CSSGroupingRule =
        inherit CSSRule
        abstract cssRules: CSSRuleList with get, set
        abstract deleteRule: ?index: float -> unit
        abstract insertRule: rule: string * ?index: float -> float

    and [<AllowNullLiteral>] CSSGroupingRuleType =
        abstract prototype: CSSGroupingRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSGroupingRule

    and [<AllowNullLiteral>] CSSImportRule =
        inherit CSSRule
        abstract href: string with get, set
        abstract media: MediaList with get, set
        abstract styleSheet: CSSStyleSheet with get, set

    and [<AllowNullLiteral>] CSSImportRuleType =
        abstract prototype: CSSImportRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSImportRule

    and [<AllowNullLiteral>] CSSKeyframeRule =
        inherit CSSRule
        abstract keyText: string with get, set
        abstract style: CSSStyleDeclaration with get, set

    and [<AllowNullLiteral>] CSSKeyframeRuleType =
        abstract prototype: CSSKeyframeRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSKeyframeRule

    and [<AllowNullLiteral>] CSSKeyframesRule =
        inherit CSSRule
        abstract cssRules: CSSRuleList with get, set
        abstract name: string with get, set
        abstract appendRule: rule: string -> unit
        abstract deleteRule: rule: string -> unit
        abstract findRule: rule: string -> CSSKeyframeRule

    and [<AllowNullLiteral>] CSSKeyframesRuleType =
        abstract prototype: CSSKeyframesRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSKeyframesRule

    and [<AllowNullLiteral>] CSSMediaRule =
        inherit CSSConditionRule
        abstract media: MediaList with get, set

    and [<AllowNullLiteral>] CSSMediaRuleType =
        abstract prototype: CSSMediaRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSMediaRule

    and [<AllowNullLiteral>] CSSNamespaceRule =
        inherit CSSRule
        abstract namespaceURI: string with get, set
        abstract prefix: string with get, set

    and [<AllowNullLiteral>] CSSNamespaceRuleType =
        abstract prototype: CSSNamespaceRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSNamespaceRule

    and [<AllowNullLiteral>] CSSPageRule =
        inherit CSSRule
        abstract pseudoClass: string with get, set
        abstract selector: string with get, set
        abstract selectorText: string with get, set
        abstract style: CSSStyleDeclaration with get, set

    and [<AllowNullLiteral>] CSSPageRuleType =
        abstract prototype: CSSPageRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSPageRule

    and [<AllowNullLiteral>] CSSRule =
        abstract cssText: string with get, set
        abstract parentRule: CSSRule with get, set
        abstract parentStyleSheet: CSSStyleSheet with get, set
        abstract ``type``: float with get, set
        abstract CHARSET_RULE: float with get, set
        abstract FONT_FACE_RULE: float with get, set
        abstract IMPORT_RULE: float with get, set
        abstract KEYFRAMES_RULE: float with get, set
        abstract KEYFRAME_RULE: float with get, set
        abstract MEDIA_RULE: float with get, set
        abstract NAMESPACE_RULE: float with get, set
        abstract PAGE_RULE: float with get, set
        abstract STYLE_RULE: float with get, set
        abstract SUPPORTS_RULE: float with get, set
        abstract UNKNOWN_RULE: float with get, set
        abstract VIEWPORT_RULE: float with get, set

    and [<AllowNullLiteral>] CSSRuleType =
        abstract prototype: CSSRule with get, set
        abstract CHARSET_RULE: float with get, set
        abstract FONT_FACE_RULE: float with get, set
        abstract IMPORT_RULE: float with get, set
        abstract KEYFRAMES_RULE: float with get, set
        abstract KEYFRAME_RULE: float with get, set
        abstract MEDIA_RULE: float with get, set
        abstract NAMESPACE_RULE: float with get, set
        abstract PAGE_RULE: float with get, set
        abstract STYLE_RULE: float with get, set
        abstract SUPPORTS_RULE: float with get, set
        abstract UNKNOWN_RULE: float with get, set
        abstract VIEWPORT_RULE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSRule

    and [<AllowNullLiteral>] CSSRuleList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> CSSRule with get, set
        abstract item: index: float -> CSSRule

    and [<AllowNullLiteral>] CSSRuleListType =
        abstract prototype: CSSRuleList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSRuleList

    and [<AllowNullLiteral>] CSSStyleDeclaration =
        abstract alignContent: string with get, set
        abstract alignItems: string with get, set
        abstract alignSelf: string with get, set
        abstract alignmentBaseline: string with get, set
        abstract animation: string with get, set
        abstract animationDelay: string with get, set
        abstract animationDirection: string with get, set
        abstract animationDuration: string with get, set
        abstract animationFillMode: string with get, set
        abstract animationIterationCount: string with get, set
        abstract animationName: string with get, set
        abstract animationPlayState: string with get, set
        abstract animationTimingFunction: string with get, set
        abstract backfaceVisibility: string with get, set
        abstract background: string with get, set
        abstract backgroundAttachment: string with get, set
        abstract backgroundClip: string with get, set
        abstract backgroundColor: string with get, set
        abstract backgroundImage: string with get, set
        abstract backgroundOrigin: string with get, set
        abstract backgroundPosition: string with get, set
        abstract backgroundPositionX: string with get, set
        abstract backgroundPositionY: string with get, set
        abstract backgroundRepeat: string with get, set
        abstract backgroundSize: string with get, set
        abstract baselineShift: string with get, set
        abstract border: string with get, set
        abstract borderBottom: string with get, set
        abstract borderBottomColor: string with get, set
        abstract borderBottomLeftRadius: string with get, set
        abstract borderBottomRightRadius: string with get, set
        abstract borderBottomStyle: string with get, set
        abstract borderBottomWidth: string with get, set
        abstract borderCollapse: string with get, set
        abstract borderColor: string with get, set
        abstract borderImage: string with get, set
        abstract borderImageOutset: string with get, set
        abstract borderImageRepeat: string with get, set
        abstract borderImageSlice: string with get, set
        abstract borderImageSource: string with get, set
        abstract borderImageWidth: string with get, set
        abstract borderLeft: string with get, set
        abstract borderLeftColor: string with get, set
        abstract borderLeftStyle: string with get, set
        abstract borderLeftWidth: string with get, set
        abstract borderRadius: string with get, set
        abstract borderRight: string with get, set
        abstract borderRightColor: string with get, set
        abstract borderRightStyle: string with get, set
        abstract borderRightWidth: string with get, set
        abstract borderSpacing: string with get, set
        abstract borderStyle: string with get, set
        abstract borderTop: string with get, set
        abstract borderTopColor: string with get, set
        abstract borderTopLeftRadius: string with get, set
        abstract borderTopRightRadius: string with get, set
        abstract borderTopStyle: string with get, set
        abstract borderTopWidth: string with get, set
        abstract borderWidth: string with get, set
        abstract bottom: string with get, set
        abstract boxShadow: string with get, set
        abstract boxSizing: string with get, set
        abstract breakAfter: string with get, set
        abstract breakBefore: string with get, set
        abstract breakInside: string with get, set
        abstract captionSide: string with get, set
        abstract clear: string with get, set
        abstract clip: string with get, set
        abstract clipPath: string with get, set
        abstract clipRule: string with get, set
        abstract color: string with get, set
        abstract colorInterpolationFilters: string with get, set
        abstract columnCount: obj with get, set
        abstract columnFill: string with get, set
        abstract columnGap: obj with get, set
        abstract columnRule: string with get, set
        abstract columnRuleColor: obj with get, set
        abstract columnRuleStyle: string with get, set
        abstract columnRuleWidth: obj with get, set
        abstract columnSpan: string with get, set
        abstract columnWidth: obj with get, set
        abstract columns: string with get, set
        abstract content: string with get, set
        abstract counterIncrement: string with get, set
        abstract counterReset: string with get, set
        abstract cssFloat: string with get, set
        abstract cssText: string with get, set
        abstract cursor: string with get, set
        abstract direction: string with get, set
        abstract display: string with get, set
        abstract dominantBaseline: string with get, set
        abstract emptyCells: string with get, set
        abstract enableBackground: string with get, set
        abstract fill: string with get, set
        abstract fillOpacity: string with get, set
        abstract fillRule: string with get, set
        abstract filter: string with get, set
        abstract flex: string with get, set
        abstract flexBasis: string with get, set
        abstract flexDirection: string with get, set
        abstract flexFlow: string with get, set
        abstract flexGrow: string with get, set
        abstract flexShrink: string with get, set
        abstract flexWrap: string with get, set
        abstract floodColor: string with get, set
        abstract floodOpacity: string with get, set
        abstract font: string with get, set
        abstract fontFamily: string with get, set
        abstract fontFeatureSettings: string with get, set
        abstract fontSize: string with get, set
        abstract fontSizeAdjust: string with get, set
        abstract fontStretch: string with get, set
        abstract fontStyle: string with get, set
        abstract fontVariant: string with get, set
        abstract fontWeight: string with get, set
        abstract glyphOrientationHorizontal: string with get, set
        abstract glyphOrientationVertical: string with get, set
        abstract height: string with get, set
        abstract imeMode: string with get, set
        abstract justifyContent: string with get, set
        abstract kerning: string with get, set
        abstract left: string with get, set
        abstract length: float with get, set
        abstract letterSpacing: string with get, set
        abstract lightingColor: string with get, set
        abstract lineHeight: string with get, set
        abstract listStyle: string with get, set
        abstract listStyleImage: string with get, set
        abstract listStylePosition: string with get, set
        abstract listStyleType: string with get, set
        abstract margin: string with get, set
        abstract marginBottom: string with get, set
        abstract marginLeft: string with get, set
        abstract marginRight: string with get, set
        abstract marginTop: string with get, set
        abstract marker: string with get, set
        abstract markerEnd: string with get, set
        abstract markerMid: string with get, set
        abstract markerStart: string with get, set
        abstract mask: string with get, set
        abstract maxHeight: string with get, set
        abstract maxWidth: string with get, set
        abstract minHeight: string with get, set
        abstract minWidth: string with get, set
        abstract msContentZoomChaining: string with get, set
        abstract msContentZoomLimit: string with get, set
        abstract msContentZoomLimitMax: obj with get, set
        abstract msContentZoomLimitMin: obj with get, set
        abstract msContentZoomSnap: string with get, set
        abstract msContentZoomSnapPoints: string with get, set
        abstract msContentZoomSnapType: string with get, set
        abstract msContentZooming: string with get, set
        abstract msFlowFrom: string with get, set
        abstract msFlowInto: string with get, set
        abstract msFontFeatureSettings: string with get, set
        abstract msGridColumn: obj with get, set
        abstract msGridColumnAlign: string with get, set
        abstract msGridColumnSpan: obj with get, set
        abstract msGridColumns: string with get, set
        abstract msGridRow: obj with get, set
        abstract msGridRowAlign: string with get, set
        abstract msGridRowSpan: obj with get, set
        abstract msGridRows: string with get, set
        abstract msHighContrastAdjust: string with get, set
        abstract msHyphenateLimitChars: string with get, set
        abstract msHyphenateLimitLines: obj with get, set
        abstract msHyphenateLimitZone: obj with get, set
        abstract msHyphens: string with get, set
        abstract msImeAlign: string with get, set
        abstract msOverflowStyle: string with get, set
        abstract msScrollChaining: string with get, set
        abstract msScrollLimit: string with get, set
        abstract msScrollLimitXMax: obj with get, set
        abstract msScrollLimitXMin: obj with get, set
        abstract msScrollLimitYMax: obj with get, set
        abstract msScrollLimitYMin: obj with get, set
        abstract msScrollRails: string with get, set
        abstract msScrollSnapPointsX: string with get, set
        abstract msScrollSnapPointsY: string with get, set
        abstract msScrollSnapType: string with get, set
        abstract msScrollSnapX: string with get, set
        abstract msScrollSnapY: string with get, set
        abstract msScrollTranslation: string with get, set
        abstract msTextCombineHorizontal: string with get, set
        abstract msTextSizeAdjust: obj with get, set
        abstract msTouchAction: string with get, set
        abstract msTouchSelect: string with get, set
        abstract msUserSelect: string with get, set
        abstract msWrapFlow: string with get, set
        abstract msWrapMargin: obj with get, set
        abstract msWrapThrough: string with get, set
        abstract opacity: string with get, set
        abstract order: string with get, set
        abstract orphans: string with get, set
        abstract outline: string with get, set
        abstract outlineColor: string with get, set
        abstract outlineStyle: string with get, set
        abstract outlineWidth: string with get, set
        abstract overflow: string with get, set
        abstract overflowX: string with get, set
        abstract overflowY: string with get, set
        abstract padding: string with get, set
        abstract paddingBottom: string with get, set
        abstract paddingLeft: string with get, set
        abstract paddingRight: string with get, set
        abstract paddingTop: string with get, set
        abstract pageBreakAfter: string with get, set
        abstract pageBreakBefore: string with get, set
        abstract pageBreakInside: string with get, set
        abstract parentRule: CSSRule with get, set
        abstract perspective: string with get, set
        abstract perspectiveOrigin: string with get, set
        abstract pointerEvents: string with get, set
        abstract position: string with get, set
        abstract quotes: string with get, set
        abstract right: string with get, set
        abstract rubyAlign: string with get, set
        abstract rubyOverhang: string with get, set
        abstract rubyPosition: string with get, set
        abstract stopColor: string with get, set
        abstract stopOpacity: string with get, set
        abstract stroke: string with get, set
        abstract strokeDasharray: string with get, set
        abstract strokeDashoffset: string with get, set
        abstract strokeLinecap: string with get, set
        abstract strokeLinejoin: string with get, set
        abstract strokeMiterlimit: string with get, set
        abstract strokeOpacity: string with get, set
        abstract strokeWidth: string with get, set
        abstract tableLayout: string with get, set
        abstract textAlign: string with get, set
        abstract textAlignLast: string with get, set
        abstract textAnchor: string with get, set
        abstract textDecoration: string with get, set
        abstract textFillColor: string with get, set
        abstract textIndent: string with get, set
        abstract textJustify: string with get, set
        abstract textKashida: string with get, set
        abstract textKashidaSpace: string with get, set
        abstract textOverflow: string with get, set
        abstract textShadow: string with get, set
        abstract textTransform: string with get, set
        abstract textUnderlinePosition: string with get, set
        abstract top: string with get, set
        abstract touchAction: string with get, set
        abstract transform: string with get, set
        abstract transformOrigin: string with get, set
        abstract transformStyle: string with get, set
        abstract transition: string with get, set
        abstract transitionDelay: string with get, set
        abstract transitionDuration: string with get, set
        abstract transitionProperty: string with get, set
        abstract transitionTimingFunction: string with get, set
        abstract unicodeBidi: string with get, set
        abstract verticalAlign: string with get, set
        abstract visibility: string with get, set
        abstract webkitAlignContent: string with get, set
        abstract webkitAlignItems: string with get, set
        abstract webkitAlignSelf: string with get, set
        abstract webkitAnimation: string with get, set
        abstract webkitAnimationDelay: string with get, set
        abstract webkitAnimationDirection: string with get, set
        abstract webkitAnimationDuration: string with get, set
        abstract webkitAnimationFillMode: string with get, set
        abstract webkitAnimationIterationCount: string with get, set
        abstract webkitAnimationName: string with get, set
        abstract webkitAnimationPlayState: string with get, set
        abstract webkitAnimationTimingFunction: string with get, set
        abstract webkitAppearance: string with get, set
        abstract webkitBackfaceVisibility: string with get, set
        abstract webkitBackground: string with get, set
        abstract webkitBackgroundAttachment: string with get, set
        abstract webkitBackgroundClip: string with get, set
        abstract webkitBackgroundColor: string with get, set
        abstract webkitBackgroundImage: string with get, set
        abstract webkitBackgroundOrigin: string with get, set
        abstract webkitBackgroundPosition: string with get, set
        abstract webkitBackgroundPositionX: string with get, set
        abstract webkitBackgroundPositionY: string with get, set
        abstract webkitBackgroundRepeat: string with get, set
        abstract webkitBackgroundSize: string with get, set
        abstract webkitBorderBottomLeftRadius: string with get, set
        abstract webkitBorderBottomRightRadius: string with get, set
        abstract webkitBorderImage: string with get, set
        abstract webkitBorderImageOutset: string with get, set
        abstract webkitBorderImageRepeat: string with get, set
        abstract webkitBorderImageSlice: string with get, set
        abstract webkitBorderImageSource: string with get, set
        abstract webkitBorderImageWidth: string with get, set
        abstract webkitBorderRadius: string with get, set
        abstract webkitBorderTopLeftRadius: string with get, set
        abstract webkitBorderTopRightRadius: string with get, set
        abstract webkitBoxAlign: string with get, set
        abstract webkitBoxDirection: string with get, set
        abstract webkitBoxFlex: string with get, set
        abstract webkitBoxOrdinalGroup: string with get, set
        abstract webkitBoxOrient: string with get, set
        abstract webkitBoxPack: string with get, set
        abstract webkitBoxSizing: string with get, set
        abstract webkitColumnBreakAfter: string with get, set
        abstract webkitColumnBreakBefore: string with get, set
        abstract webkitColumnBreakInside: string with get, set
        abstract webkitColumnCount: obj with get, set
        abstract webkitColumnGap: obj with get, set
        abstract webkitColumnRule: string with get, set
        abstract webkitColumnRuleColor: obj with get, set
        abstract webkitColumnRuleStyle: string with get, set
        abstract webkitColumnRuleWidth: obj with get, set
        abstract webkitColumnSpan: string with get, set
        abstract webkitColumnWidth: obj with get, set
        abstract webkitColumns: string with get, set
        abstract webkitFilter: string with get, set
        abstract webkitFlex: string with get, set
        abstract webkitFlexBasis: string with get, set
        abstract webkitFlexDirection: string with get, set
        abstract webkitFlexFlow: string with get, set
        abstract webkitFlexGrow: string with get, set
        abstract webkitFlexShrink: string with get, set
        abstract webkitFlexWrap: string with get, set
        abstract webkitJustifyContent: string with get, set
        abstract webkitOrder: string with get, set
        abstract webkitPerspective: string with get, set
        abstract webkitPerspectiveOrigin: string with get, set
        abstract webkitTapHighlightColor: string with get, set
        abstract webkitTextFillColor: string with get, set
        abstract webkitTextSizeAdjust: obj with get, set
        abstract webkitTransform: string with get, set
        abstract webkitTransformOrigin: string with get, set
        abstract webkitTransformStyle: string with get, set
        abstract webkitTransition: string with get, set
        abstract webkitTransitionDelay: string with get, set
        abstract webkitTransitionDuration: string with get, set
        abstract webkitTransitionProperty: string with get, set
        abstract webkitTransitionTimingFunction: string with get, set
        abstract webkitUserSelect: string with get, set
        abstract webkitWritingMode: string with get, set
        abstract whiteSpace: string with get, set
        abstract widows: string with get, set
        abstract width: string with get, set
        abstract wordBreak: string with get, set
        abstract wordSpacing: string with get, set
        abstract wordWrap: string with get, set
        abstract writingMode: string with get, set
        abstract zIndex: string with get, set
        abstract zoom: string with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> string with get, set
        abstract getPropertyPriority: propertyName: string -> string
        abstract getPropertyValue: propertyName: string -> string
        abstract item: index: float -> string
        abstract removeProperty: propertyName: string -> string
        abstract setProperty: propertyName: string * value: string * ?priority: string -> unit

    and [<AllowNullLiteral>] CSSStyleDeclarationType =
        abstract prototype: CSSStyleDeclaration with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSStyleDeclaration

    and [<AllowNullLiteral>] CSSStyleRule =
        inherit CSSRule
        abstract readOnly: bool with get, set
        abstract selectorText: string with get, set
        abstract style: CSSStyleDeclaration with get, set

    and [<AllowNullLiteral>] CSSStyleRuleType =
        abstract prototype: CSSStyleRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSStyleRule

    and [<AllowNullLiteral>] CSSStyleSheet =
        inherit StyleSheet
        abstract cssRules: CSSRuleList with get, set
        abstract cssText: string with get, set
        abstract href: string with get, set
        abstract id: string with get, set
        abstract imports: StyleSheetList with get, set
        abstract isAlternate: bool with get, set
        abstract isPrefAlternate: bool with get, set
        abstract ownerRule: CSSRule with get, set
        abstract owningElement: Element with get, set
        abstract pages: StyleSheetPageList with get, set
        abstract readOnly: bool with get, set
        abstract rules: CSSRuleList with get, set
        abstract addImport: bstrURL: string * ?lIndex: float -> float
        abstract addPageRule: bstrSelector: string * bstrStyle: string * ?lIndex: float -> float
        abstract addRule: bstrSelector: string * ?bstrStyle: string * ?lIndex: float -> float
        abstract deleteRule: ?index: float -> unit
        abstract insertRule: rule: string * ?index: float -> float
        abstract removeImport: lIndex: float -> unit
        abstract removeRule: lIndex: float -> unit

    and [<AllowNullLiteral>] CSSStyleSheetType =
        abstract prototype: CSSStyleSheet with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSStyleSheet

    and [<AllowNullLiteral>] CSSSupportsRule =
        inherit CSSConditionRule


    and [<AllowNullLiteral>] CSSSupportsRuleType =
        abstract prototype: CSSSupportsRule with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CSSSupportsRule

    and [<AllowNullLiteral>] CanvasGradient =
        abstract addColorStop: offset: float * color: string -> unit

    and [<AllowNullLiteral>] CanvasGradientType =
        abstract prototype: CanvasGradient with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CanvasGradient

    and [<AllowNullLiteral>] CanvasPattern =
        interface end

    and [<AllowNullLiteral>] CanvasPatternType =
        abstract prototype: CanvasPattern with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CanvasPattern

    and [<AllowNullLiteral>] CanvasRenderingContext2D =
        abstract canvas: HTMLCanvasElement with get, set
        abstract fillStyle: U3<string, CanvasGradient, CanvasPattern> with get, set
        abstract font: string with get, set
        abstract globalAlpha: float with get, set
        abstract globalCompositeOperation: string with get, set
        abstract lineCap: string with get, set
        abstract lineDashOffset: float with get, set
        abstract lineJoin: string with get, set
        abstract lineWidth: float with get, set
        abstract miterLimit: float with get, set
        abstract msFillRule: string with get, set
        abstract msImageSmoothingEnabled: bool with get, set
        abstract shadowBlur: float with get, set
        abstract shadowColor: string with get, set
        abstract shadowOffsetX: float with get, set
        abstract shadowOffsetY: float with get, set
        abstract strokeStyle: U3<string, CanvasGradient, CanvasPattern> with get, set
        abstract textAlign: string with get, set
        abstract textBaseline: string with get, set
        abstract arc: x: float * y: float * radius: float * startAngle: float * endAngle: float * ?anticlockwise: bool -> unit
        abstract arcTo: x1: float * y1: float * x2: float * y2: float * radius: float -> unit
        abstract beginPath: unit -> unit
        abstract bezierCurveTo: cp1x: float * cp1y: float * cp2x: float * cp2y: float * x: float * y: float -> unit
        abstract clearRect: x: float * y: float * w: float * h: float -> unit
        abstract clip: ?fillRule: string -> unit
        abstract closePath: unit -> unit
        abstract createImageData: imageDataOrSw: U2<float, ImageData> * ?sh: float -> ImageData
        abstract createLinearGradient: x0: float * y0: float * x1: float * y1: float -> CanvasGradient
        abstract createPattern: image: U3<HTMLImageElement, HTMLCanvasElement, HTMLVideoElement> * repetition: string -> CanvasPattern
        abstract createRadialGradient: x0: float * y0: float * r0: float * x1: float * y1: float * r1: float -> CanvasGradient
        abstract drawImage: image: U3<HTMLImageElement, HTMLCanvasElement, HTMLVideoElement> * offsetX: float * offsetY: float * ?width: float * ?height: float * ?canvasOffsetX: float * ?canvasOffsetY: float * ?canvasImageWidth: float * ?canvasImageHeight: float -> unit
        abstract fill: ?fillRule: string -> unit
        abstract fillRect: x: float * y: float * w: float * h: float -> unit
        abstract fillText: text: string * x: float * y: float * ?maxWidth: float -> unit
        abstract getImageData: sx: float * sy: float * sw: float * sh: float -> ImageData
        abstract getLineDash: unit -> ResizeArray<float>
        abstract isPointInPath: x: float * y: float * ?fillRule: string -> bool
        abstract lineTo: x: float * y: float -> unit
        abstract measureText: text: string -> TextMetrics
        abstract moveTo: x: float * y: float -> unit
        abstract putImageData: imagedata: ImageData * dx: float * dy: float * ?dirtyX: float * ?dirtyY: float * ?dirtyWidth: float * ?dirtyHeight: float -> unit
        abstract quadraticCurveTo: cpx: float * cpy: float * x: float * y: float -> unit
        abstract rect: x: float * y: float * w: float * h: float -> unit
        abstract restore: unit -> unit
        abstract rotate: angle: float -> unit
        abstract save: unit -> unit
        abstract scale: x: float * y: float -> unit
        abstract setLineDash: segments: ResizeArray<float> -> unit
        abstract setTransform: m11: float * m12: float * m21: float * m22: float * dx: float * dy: float -> unit
        abstract stroke: unit -> unit
        abstract strokeRect: x: float * y: float * w: float * h: float -> unit
        abstract strokeText: text: string * x: float * y: float * ?maxWidth: float -> unit
        abstract transform: m11: float * m12: float * m21: float * m22: float * dx: float * dy: float -> unit
        abstract translate: x: float * y: float -> unit

    and [<AllowNullLiteral>] CanvasRenderingContext2DType =
        abstract prototype: CanvasRenderingContext2D with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CanvasRenderingContext2D

    and [<StringEnum>] ChannelCountMode = 
        | Max 
        | [<CompiledName("clamped-max")>] ClampedMax 
        | Explicit 
     
    and [<StringEnum>] ChannelInterpretation = 
        | Speakers 
        | Discrete 
 
     and [<AllowNullLiteral>] ChannelMergerNode =
        inherit AudioNode

    and [<AllowNullLiteral>] ChannelMergerNodeType =
        abstract prototype: ChannelMergerNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ChannelMergerNode

    and [<AllowNullLiteral>] ChannelSplitterNode =
        inherit AudioNode

    and [<AllowNullLiteral>] ChannelSplitterNodeType =
        abstract prototype: ChannelSplitterNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ChannelSplitterNode

    and [<AllowNullLiteral>] CharacterData =
        inherit Node
        inherit ChildNode
        abstract data: string with get, set
        abstract length: float with get, set
        abstract appendData: arg: string -> unit
        abstract deleteData: offset: float * count: float -> unit
        abstract insertData: offset: float * arg: string -> unit
        abstract replaceData: offset: float * count: float * arg: string -> unit
        abstract substringData: offset: float * count: float -> string
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] CharacterDataType =
        abstract prototype: CharacterData with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CharacterData

    and [<AllowNullLiteral>] ClientRect =
        abstract bottom: float with get, set
        abstract height: float with get, set
        abstract left: float with get, set
        abstract right: float with get, set
        abstract top: float with get, set
        abstract width: float with get, set

    and [<AllowNullLiteral>] ClientRectType =
        abstract prototype: ClientRect with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ClientRect

    and [<AllowNullLiteral>] ClientRectList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> ClientRect with get, set
        abstract item: index: float -> ClientRect

    and [<AllowNullLiteral>] ClientRectListType =
        abstract prototype: ClientRectList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ClientRectList

    and [<AllowNullLiteral>] ClipboardEvent =
        inherit Event
        abstract clipboardData: DataTransfer with get, set

    and [<AllowNullLiteral>] ClipboardEventType =
        abstract prototype: ClipboardEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: ClipboardEventInit -> ClipboardEvent

    and [<AllowNullLiteral>] CloseEvent =
        inherit Event
        abstract code: float with get, set
        abstract reason: string with get, set
        abstract wasClean: bool with get, set
        abstract initCloseEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * wasCleanArg: bool * codeArg: float * reasonArg: string -> unit

    and [<AllowNullLiteral>] CloseEventType =
        abstract prototype: CloseEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CloseEvent

    and [<AllowNullLiteral>] CommandEvent =
        inherit Event
        abstract commandName: string with get, set
        abstract detail: string with get, set

    and [<AllowNullLiteral>] CommandEventType =
        abstract prototype: CommandEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: CommandEventInit -> CommandEvent

    and [<AllowNullLiteral>] Comment =
        inherit CharacterData
        abstract text: string with get, set

    and [<AllowNullLiteral>] CommentType =
        abstract prototype: Comment with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Comment

    and [<AllowNullLiteral>] CompositionEvent =
        inherit UIEvent
        abstract data: string with get, set
        abstract locale: string with get, set
        abstract initCompositionEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * dataArg: string * locale: string -> unit

    and [<AllowNullLiteral>] CompositionEventType =
        abstract prototype: CompositionEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: CompositionEventInit -> CompositionEvent

    and [<AllowNullLiteral>] Console =
        abstract ``assert``: test: bool * message: string * [<ParamArray>] optionalParams: obj[] -> unit
        abstract clear: unit -> unit
        abstract count: ?countTitle: string -> unit
        abstract debug: message: string * [<ParamArray>] optionalParams: obj[] -> unit
        abstract dir: value: obj * [<ParamArray>] optionalParams: obj[] -> unit
        abstract dirxml: value: obj -> unit
        abstract error: message: obj * [<ParamArray>] optionalParams: obj[] -> unit
        abstract group: ?groupTitle: string -> unit
        abstract groupCollapsed: ?groupTitle: string -> unit
        abstract groupEnd: unit -> unit
        abstract info: message: obj * [<ParamArray>] optionalParams: obj[] -> unit
        abstract log: message: obj * [<ParamArray>] optionalParams: obj[] -> unit
        abstract msIsIndependentlyComposed: element: Element -> bool
        abstract profile: ?reportName: string -> unit
        abstract profileEnd: unit -> unit
        abstract select: element: Element -> unit
        abstract time: ?timerName: string -> unit
        abstract timeEnd: ?timerName: string -> unit
        abstract trace: message: obj * [<ParamArray>] optionalParams: obj[] -> unit
        abstract warn: message: obj * [<ParamArray>] optionalParams: obj[] -> unit

    and [<AllowNullLiteral>] ConsoleType =
        abstract prototype: Console with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Console

    and [<AllowNullLiteral>] ConvolverNode =
        inherit AudioNode
        abstract buffer: AudioBuffer with get, set
        abstract normalize: bool with get, set

    and [<AllowNullLiteral>] ConvolverNodeType =
        abstract prototype: ConvolverNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ConvolverNode

    and [<AllowNullLiteral>] Coordinates =
        abstract accuracy: float with get, set
        abstract altitude: float with get, set
        abstract altitudeAccuracy: float with get, set
        abstract heading: float with get, set
        abstract latitude: float with get, set
        abstract longitude: float with get, set
        abstract speed: float with get, set

    and [<AllowNullLiteral>] CoordinatesType =
        abstract prototype: Coordinates with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Coordinates

    and [<AllowNullLiteral>] Crypto =
        inherit RandomSource
        abstract subtle: SubtleCrypto with get, set

    and [<AllowNullLiteral>] CryptoType =
        abstract prototype: Crypto with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Crypto

    and [<AllowNullLiteral>] CryptoKey =
        abstract algorithm: KeyAlgorithm with get, set
        abstract extractable: bool with get, set
        abstract ``type``: string with get, set
        abstract usages: ResizeArray<string> with get, set

    and [<AllowNullLiteral>] CryptoKeyType =
        abstract prototype: CryptoKey with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CryptoKey

    and [<AllowNullLiteral>] CryptoKeyPair =
        abstract privateKey: CryptoKey with get, set
        abstract publicKey: CryptoKey with get, set

    and [<AllowNullLiteral>] CryptoKeyPairType =
        abstract prototype: CryptoKeyPair with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> CryptoKeyPair

    and [<AllowNullLiteral>] CustomEvent =
        inherit Event
        abstract detail: obj with get, set
        abstract initCustomEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * detailArg: obj -> unit

    and [<AllowNullLiteral>] CustomEventType =
        abstract prototype: CustomEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: CustomEventInit -> CustomEvent

    and [<StringEnum>] DistanceModelType = 
        | Linear 
        | Inverse 
        | Exponential 
     
    and [<AllowNullLiteral>] DOMError =
        abstract name: string with get, set
        abstract toString: unit -> string

    and [<AllowNullLiteral>] DOMErrorType =
        abstract prototype: DOMError with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMError

    and [<AllowNullLiteral>] DOMException =
        abstract code: float with get, set
        abstract message: string with get, set
        abstract name: string with get, set
        abstract ABORT_ERR: float with get, set
        abstract DATA_CLONE_ERR: float with get, set
        abstract DOMSTRING_SIZE_ERR: float with get, set
        abstract HIERARCHY_REQUEST_ERR: float with get, set
        abstract INDEX_SIZE_ERR: float with get, set
        abstract INUSE_ATTRIBUTE_ERR: float with get, set
        abstract INVALID_ACCESS_ERR: float with get, set
        abstract INVALID_CHARACTER_ERR: float with get, set
        abstract INVALID_MODIFICATION_ERR: float with get, set
        abstract INVALID_NODE_TYPE_ERR: float with get, set
        abstract INVALID_STATE_ERR: float with get, set
        abstract NAMESPACE_ERR: float with get, set
        abstract NETWORK_ERR: float with get, set
        abstract NOT_FOUND_ERR: float with get, set
        abstract NOT_SUPPORTED_ERR: float with get, set
        abstract NO_DATA_ALLOWED_ERR: float with get, set
        abstract NO_MODIFICATION_ALLOWED_ERR: float with get, set
        abstract PARSE_ERR: float with get, set
        abstract QUOTA_EXCEEDED_ERR: float with get, set
        abstract SECURITY_ERR: float with get, set
        abstract SERIALIZE_ERR: float with get, set
        abstract SYNTAX_ERR: float with get, set
        abstract TIMEOUT_ERR: float with get, set
        abstract TYPE_MISMATCH_ERR: float with get, set
        abstract URL_MISMATCH_ERR: float with get, set
        abstract VALIDATION_ERR: float with get, set
        abstract WRONG_DOCUMENT_ERR: float with get, set
        abstract toString: unit -> string

    and [<AllowNullLiteral>] DOMExceptionType =
        abstract prototype: DOMException with get, set
        abstract ABORT_ERR: float with get, set
        abstract DATA_CLONE_ERR: float with get, set
        abstract DOMSTRING_SIZE_ERR: float with get, set
        abstract HIERARCHY_REQUEST_ERR: float with get, set
        abstract INDEX_SIZE_ERR: float with get, set
        abstract INUSE_ATTRIBUTE_ERR: float with get, set
        abstract INVALID_ACCESS_ERR: float with get, set
        abstract INVALID_CHARACTER_ERR: float with get, set
        abstract INVALID_MODIFICATION_ERR: float with get, set
        abstract INVALID_NODE_TYPE_ERR: float with get, set
        abstract INVALID_STATE_ERR: float with get, set
        abstract NAMESPACE_ERR: float with get, set
        abstract NETWORK_ERR: float with get, set
        abstract NOT_FOUND_ERR: float with get, set
        abstract NOT_SUPPORTED_ERR: float with get, set
        abstract NO_DATA_ALLOWED_ERR: float with get, set
        abstract NO_MODIFICATION_ALLOWED_ERR: float with get, set
        abstract PARSE_ERR: float with get, set
        abstract QUOTA_EXCEEDED_ERR: float with get, set
        abstract SECURITY_ERR: float with get, set
        abstract SERIALIZE_ERR: float with get, set
        abstract SYNTAX_ERR: float with get, set
        abstract TIMEOUT_ERR: float with get, set
        abstract TYPE_MISMATCH_ERR: float with get, set
        abstract URL_MISMATCH_ERR: float with get, set
        abstract VALIDATION_ERR: float with get, set
        abstract WRONG_DOCUMENT_ERR: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMException

    and [<AllowNullLiteral>] DOMImplementation =
        abstract createDocument: namespaceURI: string * qualifiedName: string * doctype: DocumentType -> Document
        abstract createDocumentType: qualifiedName: string * publicId: string * systemId: string -> DocumentType
        abstract createHTMLDocument: title: string -> Document
        abstract hasFeature: feature: string * version: string -> bool

    and [<AllowNullLiteral>] DOMImplementationType =
        abstract prototype: DOMImplementation with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMImplementation

    and [<AllowNullLiteral>] DOMParser =
        abstract parseFromString: source: string * mimeType: string -> Document

    and [<AllowNullLiteral>] DOMParserType =
        abstract prototype: DOMParser with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMParser

    and [<AllowNullLiteral>] DOMSettableTokenList =
        inherit DOMTokenList
        abstract value: string with get, set

    and [<AllowNullLiteral>] DOMSettableTokenListType =
        abstract prototype: DOMSettableTokenList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMSettableTokenList

    and [<AllowNullLiteral>] DOMStringList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> string with get, set
        abstract contains: str: string -> bool
        abstract item: index: float -> string

    and [<AllowNullLiteral>] DOMStringListType =
        abstract prototype: DOMStringList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMStringList

    and [<AllowNullLiteral>] DOMStringMap =
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: name: string -> string with get, set

    and [<AllowNullLiteral>] DOMStringMapType =
        abstract prototype: DOMStringMap with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMStringMap

    and [<AllowNullLiteral>] DOMTokenList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> string with get, set
        abstract add: [<ParamArray>] token: string[] -> unit
        abstract contains: token: string -> bool
        abstract item: index: float -> string
        abstract remove: [<ParamArray>] token: string[] -> unit
        abstract toString: unit -> string
        abstract toggle: token: string * ?force: bool -> bool

    and [<AllowNullLiteral>] DOMTokenListType =
        abstract prototype: DOMTokenList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DOMTokenList

    and [<AllowNullLiteral>] DataCue =
        inherit TextTrackCue
        abstract data: ArrayBuffer with get, set

    and [<AllowNullLiteral>] DataCueType =
        abstract prototype: DataCue with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DataCue

    and [<AllowNullLiteral>] DataTransfer =
        abstract dropEffect: string with get, set
        abstract effectAllowed: string with get, set
        abstract files: FileList with get, set
        abstract items: DataTransferItemList with get, set
        abstract types: DOMStringList with get, set
        abstract clearData: ?format: string -> bool
        abstract getData: format: string -> string
        abstract setData: format: string * data: string -> bool

    and [<AllowNullLiteral>] DataTransferType =
        abstract prototype: DataTransfer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DataTransfer

    and [<AllowNullLiteral>] DataTransferItem =
        abstract kind: string with get, set
        abstract ``type``: string with get, set
        abstract getAsFile: unit -> File
        abstract getAsString: _callback: FunctionStringCallback -> unit

    and [<AllowNullLiteral>] DataTransferItemType =
        abstract prototype: DataTransferItem with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DataTransferItem

    and [<AllowNullLiteral>] DataTransferItemList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> DataTransferItem with get, set
        abstract add: data: File -> DataTransferItem
        abstract clear: unit -> unit
        abstract item: index: float -> DataTransferItem
        abstract remove: index: float -> unit

    and [<AllowNullLiteral>] DataTransferItemListType =
        abstract prototype: DataTransferItemList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DataTransferItemList

    and [<AllowNullLiteral>] DeferredPermissionRequest =
        abstract id: float with get, set
        abstract ``type``: string with get, set
        abstract uri: string with get, set
        abstract allow: unit -> unit
        abstract deny: unit -> unit

    and [<AllowNullLiteral>] DeferredPermissionRequestType =
        abstract prototype: DeferredPermissionRequest with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DeferredPermissionRequest

    and [<AllowNullLiteral>] DelayNode =
        inherit AudioNode
        abstract delayTime: AudioParam with get

    and [<AllowNullLiteral>] DelayNodeType =
        abstract prototype: DelayNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DelayNode

    and [<AllowNullLiteral>] DeviceAcceleration =
        abstract x: float with get, set
        abstract y: float with get, set
        abstract z: float with get, set

    and [<AllowNullLiteral>] DeviceAccelerationType =
        abstract prototype: DeviceAcceleration with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DeviceAcceleration

    and [<AllowNullLiteral>] DeviceMotionEvent =
        inherit Event
        abstract acceleration: DeviceAcceleration with get, set
        abstract accelerationIncludingGravity: DeviceAcceleration with get, set
        abstract interval: float with get, set
        abstract rotationRate: DeviceRotationRate with get, set
        abstract initDeviceMotionEvent: ``type``: string * bubbles: bool * cancelable: bool * acceleration: DeviceAccelerationDict * accelerationIncludingGravity: DeviceAccelerationDict * rotationRate: DeviceRotationRateDict * interval: float -> unit

    and [<AllowNullLiteral>] DeviceMotionEventType =
        abstract prototype: DeviceMotionEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DeviceMotionEvent

    and [<AllowNullLiteral>] DeviceOrientationEvent =
        inherit Event
        abstract absolute: bool with get, set
        abstract alpha: float with get, set
        abstract beta: float with get, set
        abstract gamma: float with get, set
        abstract initDeviceOrientationEvent: ``type``: string * bubbles: bool * cancelable: bool * alpha: float * beta: float * gamma: float * absolute: bool -> unit

    and [<AllowNullLiteral>] DeviceOrientationEventType =
        abstract prototype: DeviceOrientationEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DeviceOrientationEvent

    and [<AllowNullLiteral>] DeviceRotationRate =
        abstract alpha: float with get, set
        abstract beta: float with get, set
        abstract gamma: float with get, set

    and [<AllowNullLiteral>] DeviceRotationRateType =
        abstract prototype: DeviceRotationRate with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DeviceRotationRate

    and [<AllowNullLiteral>] Document =
        inherit Node
        inherit GlobalEventHandlers
        inherit NodeSelector
        inherit DocumentEvent
        /// Sets or gets the URL for the current document.
        abstract URL: string with get, set
        /// Gets the URL for the document, stripped of any character encoding.
        abstract URLUnencoded: string with get, set
        /// Gets the object that has the focus when the parent document has focus.
        abstract activeElement: Element with get, set
        /// Sets or gets the color of all active links in the document.
        abstract alinkColor: string with get, set
        /// Returns a reference to the collection of elements contained by the object.
        abstract all: HTMLCollection with get, set
        /// Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order.
        abstract anchors: HTMLCollection with get, set
        /// Retrieves a collection of all applet objects in the document.
        abstract applets: HTMLCollection with get, set
        /// Deprecated. Sets or retrieves a value that indicates the background color behind the object.
        abstract bgColor: string with get, set
        /// Specifies the beginning and end of the document body.
        abstract body: HTMLElement with get, set
        abstract characterSet: string with get, set
        /// Gets or sets the character set used to encode the object.
        abstract charset: string with get, set
        /// Gets a value that indicates whether standards-compliant mode is switched on for the object.
        abstract compatMode: string with get, set
        abstract cookie: string with get, set
        abstract defaultCharset: string with get, set
        abstract defaultView: Window with get, set
        /// Sets or gets a value that indicates whether the document can be edited.
        abstract designMode: string with get, set
        /// Sets or retrieves a value that indicates the reading order of the object.
        abstract dir: string with get, set
        /// Gets an object representing the document type declaration associated with the current document.
        abstract doctype: DocumentType with get, set
        /// Gets a reference to the root node of the document.
        abstract documentElement: HTMLElement with get, set
        /// Sets or gets the security domain of the document.
        abstract domain: string with get, set
        /// Retrieves a collection of all embed objects in the document.
        abstract embeds: HTMLCollection with get, set
        /// Sets or gets the foreground (text) color of the document.
        abstract fgColor: string with get, set
        /// Retrieves a collection, in source order, of all form objects in the document.
        abstract forms: HTMLCollection with get, set
        abstract fullscreenElement: Element with get, set
        abstract fullscreenEnabled: bool with get, set
        abstract head: HTMLHeadElement with get, set
        abstract hidden: bool with get, set
        /// Retrieves a collection, in source order, of img objects in the document.
        abstract images: HTMLCollection with get, set
        /// Gets the implementation object of the current document.
        abstract implementation: DOMImplementation with get, set
        /// Returns the character encoding used to create the webpage that is loaded into the document object.
        abstract inputEncoding: string with get, set
        /// Gets the date that the page was last modified, if the page supplies one.
        abstract lastModified: string with get, set
        /// Sets or gets the color of the document links.
        abstract linkColor: string with get, set
        /// Retrieves a collection of all a objects that specify the href property and all area objects in the document.
        abstract links: HTMLCollection with get, set
        /// Contains information about the current URL.
        abstract location: Location with get, set
        abstract media: string with get, set
        abstract msCSSOMElementFloatMetrics: bool with get, set
        abstract msCapsLockWarningOff: bool with get, set
        abstract msHidden: bool with get, set
        abstract msVisibilityState: string with get, set
        /// Fires when the user aborts the download.
        abstract onabort: (Event -> 'Out) with get, set
        /// Fires when the object is set as the active element.
        abstract onactivate: (UIEvent -> 'Out) with get, set
        /// Fires immediately before the object is set as the active element.
        abstract onbeforeactivate: (UIEvent -> 'Out) with get, set
        /// Fires immediately before the activeElement is changed from the current object to another object in the parent document.
        abstract onbeforedeactivate: (UIEvent -> 'Out) with get, set
        /// Fires when the object loses the input focus.
        abstract onblur: (FocusEvent -> 'Out) with get, set
        /// Occurs when playback is possible, but would require further buffering.
        abstract oncanplay: (Event -> 'Out) with get, set
        abstract oncanplaythrough: (Event -> 'Out) with get, set
        /// Fires when the contents of the object or selection have changed.
        abstract onchange: (Event -> 'Out) with get, set
        /// Fires when the user clicks the left mouse button on the object
        abstract onclick: (MouseEvent -> 'Out) with get, set
        /// Fires when the user clicks the right mouse button in the client area, opening the context menu.
        abstract oncontextmenu: (PointerEvent -> 'Out) with get, set
        /// Fires when the user double-clicks the object.
        abstract ondblclick: (MouseEvent -> 'Out) with get, set
        /// Fires when the activeElement is changed from the current object to another object in the parent document.
        abstract ondeactivate: (UIEvent -> 'Out) with get, set
        /// Fires on the source object continuously during a drag operation.
        abstract ondrag: (DragEvent -> 'Out) with get, set
        /// Fires on the source object when the user releases the mouse at the close of a drag operation.
        abstract ondragend: (DragEvent -> 'Out) with get, set
        /// Fires on the target element when the user drags the object to a valid drop target.
        abstract ondragenter: (DragEvent -> 'Out) with get, set
        /// Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation.
        abstract ondragleave: (DragEvent -> 'Out) with get, set
        /// Fires on the target element continuously while the user drags the object over a valid drop target.
        abstract ondragover: (DragEvent -> 'Out) with get, set
        /// Fires on the source object when the user starts to drag a text selection or selected object.
        abstract ondragstart: (DragEvent -> 'Out) with get, set
        abstract ondrop: (DragEvent -> 'Out) with get, set
        /// Occurs when the duration attribute is updated.
        abstract ondurationchange: (Event -> 'Out) with get, set
        /// Occurs when the media element is reset to its initial state.
        abstract onemptied: (Event -> 'Out) with get, set
        /// Occurs when the end of playback is reached.
        abstract onended: (Event -> 'Out) with get, set
        /// Fires when an error occurs during object loading.
        abstract onerror: (Event -> 'Out) with get, set
        /// Fires when the object receives focus.
        abstract onfocus: (FocusEvent -> 'Out) with get, set
        abstract onfullscreenchange: (Event -> 'Out) with get, set
        abstract onfullscreenerror: (Event -> 'Out) with get, set
        abstract oninput: (Event -> 'Out) with get, set
        /// Fires when the user presses a key.
        abstract onkeydown: (KeyboardEvent -> 'Out) with get, set
        /// Fires when the user presses an alphanumeric key.
        abstract onkeypress: (KeyboardEvent -> 'Out) with get, set
        /// Fires when the user releases a key.
        abstract onkeyup: (KeyboardEvent -> 'Out) with get, set
        /// Fires immediately after the browser loads the object.
        abstract onload: (Event -> 'Out) with get, set
        /// Occurs when media data is loaded at the current playback position.
        abstract onloadeddata: (Event -> 'Out) with get, set
        /// Occurs when the duration and dimensions of the media have been determined.
        abstract onloadedmetadata: (Event -> 'Out) with get, set
        /// Occurs when Internet Explorer begins looking for media data.
        abstract onloadstart: (Event -> 'Out) with get, set
        /// Fires when the user clicks the object with either mouse button.
        abstract onmousedown: (MouseEvent -> 'Out) with get, set
        /// Fires when the user moves the mouse over the object.
        abstract onmousemove: (MouseEvent -> 'Out) with get, set
        /// Fires when the user moves the mouse pointer outside the boundaries of the object.
        abstract onmouseout: (MouseEvent -> 'Out) with get, set
        /// Fires when the user moves the mouse pointer into the object.
        abstract onmouseover: (MouseEvent -> 'Out) with get, set
        /// Fires when the user releases a mouse button while the mouse is over the object.
        abstract onmouseup: (MouseEvent -> 'Out) with get, set
        /// Fires when the wheel button is rotated.
        abstract onmousewheel: (MouseWheelEvent -> 'Out) with get, set
        abstract onmscontentzoom: (UIEvent -> 'Out) with get, set
        abstract onmsgesturechange: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturedoubletap: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgestureend: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturehold: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturestart: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturetap: (MSGestureEvent -> 'Out) with get, set
        abstract onmsinertiastart: (MSGestureEvent -> 'Out) with get, set
        abstract onmsmanipulationstatechanged: (MSManipulationEvent -> 'Out) with get, set
        abstract onmspointercancel: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerdown: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerenter: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerleave: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointermove: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerout: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerover: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerup: (MSPointerEvent -> 'Out) with get, set
        /// Occurs when an item is removed from a Jump List of a webpage running in Site Mode.
        abstract onmssitemodejumplistitemremoved: (MSSiteModeEvent -> 'Out) with get, set
        /// Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode.
        abstract onmsthumbnailclick: (MSSiteModeEvent -> 'Out) with get, set
        /// Occurs when playback is paused.
        abstract onpause: (Event -> 'Out) with get, set
        /// Occurs when the play method is requested.
        abstract onplay: (Event -> 'Out) with get, set
        /// Occurs when the audio or video has started playing.
        abstract onplaying: (Event -> 'Out) with get, set
        abstract onpointerlockchange: (Event -> 'Out) with get, set
        abstract onpointerlockerror: (Event -> 'Out) with get, set
        /// Occurs to indicate progress while downloading media data.
        abstract onprogress: (ProgressEvent -> 'Out) with get, set
        /// Occurs when the playback rate is increased or decreased.
        abstract onratechange: (Event -> 'Out) with get, set
        /// Fires when the state of the object has changed.
        abstract onreadystatechange: (ProgressEvent -> 'Out) with get, set
        /// Fires when the user resets a form.
        abstract onreset: (Event -> 'Out) with get, set
        /// Fires when the user repositions the scroll box in the scroll bar on the object.
        abstract onscroll: (UIEvent -> 'Out) with get, set
        /// Occurs when the seek operation ends.
        abstract onseeked: (Event -> 'Out) with get, set
        /// Occurs when the current playback position is moved.
        abstract onseeking: (Event -> 'Out) with get, set
        /// Fires when the current selection changes.
        abstract onselect: (UIEvent -> 'Out) with get, set
        abstract onselectstart: (Event -> 'Out) with get, set
        /// Occurs when the download has stopped.
        abstract onstalled: (Event -> 'Out) with get, set
        /// Fires when the user clicks the Stop button or leaves the Web page.
        abstract onstop: (Event -> 'Out) with get, set
        abstract onsubmit: (Event -> 'Out) with get, set
        /// Occurs if the load operation has been intentionally halted.
        abstract onsuspend: (Event -> 'Out) with get, set
        /// Occurs to indicate the current playback position.
        abstract ontimeupdate: (Event -> 'Out) with get, set
        abstract ontouchcancel: (TouchEvent -> 'Out) with get, set
        abstract ontouchend: (TouchEvent -> 'Out) with get, set
        abstract ontouchmove: (TouchEvent -> 'Out) with get, set
        abstract ontouchstart: (TouchEvent -> 'Out) with get, set
        /// Occurs when the volume is changed, or playback is muted or unmuted.
        abstract onvolumechange: (Event -> 'Out) with get, set
        /// Occurs when playback stops because the next frame of a video resource is not available.
        abstract onwaiting: (Event -> 'Out) with get, set
        abstract onwebkitfullscreenchange: (Event -> 'Out) with get, set
        abstract onwebkitfullscreenerror: (Event -> 'Out) with get, set
        abstract plugins: HTMLCollection with get, set
        abstract pointerLockElement: Element with get, set
        /// Retrieves a value that indicates the current state of the object.
        abstract readyState: string with get, set
        /// Gets the URL of the location that referred the user to the current page.
        abstract referrer: string with get, set
        /// Gets the root svg element in the document hierarchy.
        abstract rootElement: SVGSVGElement with get, set
        /// Retrieves a collection of all script objects in the document.
        abstract scripts: HTMLCollection with get, set
        abstract security: string with get, set
        /// Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document.
        abstract styleSheets: StyleSheetList with get, set
        /// Contains the title of the document.
        abstract title: string with get, set
        abstract visibilityState: string with get, set
        /// Sets or gets the color of the links that the user has visited.
        abstract vlinkColor: string with get, set
        abstract webkitCurrentFullScreenElement: Element with get, set
        abstract webkitFullscreenElement: Element with get, set
        abstract webkitFullscreenEnabled: bool with get, set
        abstract webkitIsFullScreen: bool with get, set
        abstract xmlEncoding: string with get, set
        abstract xmlStandalone: bool with get, set
        /// Gets or sets the version attribute specified in the declaration of an XML document.
        abstract xmlVersion: string with get, set
        abstract currentScript: HTMLScriptElement with get, set
        abstract adoptNode: source: Node -> Node
        abstract captureEvents: unit -> unit
        abstract clear: unit -> unit
        /// Closes an output stream and forces the sent data to display.
        abstract close: unit -> unit
        /// <summary>Creates an attribute object with a specified name.</summary>
        /// <param name="name">String that sets the attribute object's name.</param>
        abstract createAttribute: name: string -> Attr
        abstract createAttributeNS: namespaceURI: string * qualifiedName: string -> Attr
        abstract createCDATASection: data: string -> CDATASection
        /// <summary>Creates a comment object with the specified data.</summary>
        /// <param name="data">Sets the comment object's data.</param>
        abstract createComment: data: string -> Comment
        /// Creates a new document.
        abstract createDocumentFragment: unit -> DocumentFragment
        /// <summary>Creates an instance of the element for the specified tag.</summary>
        /// <param name="tagName">The name of an element.</param>
        [<Emit("$0.createElement('a')")>] abstract createElement_a: unit -> HTMLAnchorElement
        [<Emit("$0.createElement('abbr')")>] abstract createElement_abbr: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('acronym')")>] abstract createElement_acronym: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('address')")>] abstract createElement_address: unit -> HTMLBlockElement
        [<Emit("$0.createElement('applet')")>] abstract createElement_applet: unit -> HTMLAppletElement
        [<Emit("$0.createElement('area')")>] abstract createElement_area: unit -> HTMLAreaElement
        [<Emit("$0.createElement('audio')")>] abstract createElement_audio: unit -> HTMLAudioElement
        [<Emit("$0.createElement('b')")>] abstract createElement_b: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('base')")>] abstract createElement_base: unit -> HTMLBaseElement
        [<Emit("$0.createElement('basefont')")>] abstract createElement_basefont: unit -> HTMLBaseFontElement
        [<Emit("$0.createElement('bdo')")>] abstract createElement_bdo: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('big')")>] abstract createElement_big: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('blockquote')")>] abstract createElement_blockquote: unit -> HTMLBlockElement
        [<Emit("$0.createElement('body')")>] abstract createElement_body: unit -> HTMLBodyElement
        [<Emit("$0.createElement('br')")>] abstract createElement_br: unit -> HTMLBRElement
        [<Emit("$0.createElement('button')")>] abstract createElement_button: unit -> HTMLButtonElement
        [<Emit("$0.createElement('canvas')")>] abstract createElement_canvas: unit -> HTMLCanvasElement
        [<Emit("$0.createElement('caption')")>] abstract createElement_caption: unit -> HTMLTableCaptionElement
        [<Emit("$0.createElement('center')")>] abstract createElement_center: unit -> HTMLBlockElement
        [<Emit("$0.createElement('cite')")>] abstract createElement_cite: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('code')")>] abstract createElement_code: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('col')")>] abstract createElement_col: unit -> HTMLTableColElement
        [<Emit("$0.createElement('colgroup')")>] abstract createElement_colgroup: unit -> HTMLTableColElement
        [<Emit("$0.createElement('datalist')")>] abstract createElement_datalist: unit -> HTMLDataListElement
        [<Emit("$0.createElement('dd')")>] abstract createElement_dd: unit -> HTMLDDElement
        [<Emit("$0.createElement('del')")>] abstract createElement_del: unit -> HTMLModElement
        [<Emit("$0.createElement('dfn')")>] abstract createElement_dfn: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('dir')")>] abstract createElement_dir: unit -> HTMLDirectoryElement
        [<Emit("$0.createElement('div')")>] abstract createElement_div: unit -> HTMLDivElement
        [<Emit("$0.createElement('dl')")>] abstract createElement_dl: unit -> HTMLDListElement
        [<Emit("$0.createElement('dt')")>] abstract createElement_dt: unit -> HTMLDTElement
        [<Emit("$0.createElement('em')")>] abstract createElement_em: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('embed')")>] abstract createElement_embed: unit -> HTMLEmbedElement
        [<Emit("$0.createElement('fieldset')")>] abstract createElement_fieldset: unit -> HTMLFieldSetElement
        [<Emit("$0.createElement('font')")>] abstract createElement_font: unit -> HTMLFontElement
        [<Emit("$0.createElement('form')")>] abstract createElement_form: unit -> HTMLFormElement
        [<Emit("$0.createElement('frame')")>] abstract createElement_frame: unit -> HTMLFrameElement
        [<Emit("$0.createElement('frameset')")>] abstract createElement_frameset: unit -> HTMLFrameSetElement
        [<Emit("$0.createElement('h1')")>] abstract createElement_h1: unit -> HTMLHeadingElement
        [<Emit("$0.createElement('h2')")>] abstract createElement_h2: unit -> HTMLHeadingElement
        [<Emit("$0.createElement('h3')")>] abstract createElement_h3: unit -> HTMLHeadingElement
        [<Emit("$0.createElement('h4')")>] abstract createElement_h4: unit -> HTMLHeadingElement
        [<Emit("$0.createElement('h5')")>] abstract createElement_h5: unit -> HTMLHeadingElement
        [<Emit("$0.createElement('h6')")>] abstract createElement_h6: unit -> HTMLHeadingElement
        [<Emit("$0.createElement('head')")>] abstract createElement_head: unit -> HTMLHeadElement
        [<Emit("$0.createElement('hr')")>] abstract createElement_hr: unit -> HTMLHRElement
        [<Emit("$0.createElement('html')")>] abstract createElement_html: unit -> HTMLHtmlElement
        [<Emit("$0.createElement('i')")>] abstract createElement_i: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('iframe')")>] abstract createElement_iframe: unit -> HTMLIFrameElement
        [<Emit("$0.createElement('img')")>] abstract createElement_img: unit -> HTMLImageElement
        [<Emit("$0.createElement('input')")>] abstract createElement_input: unit -> HTMLInputElement
        [<Emit("$0.createElement('ins')")>] abstract createElement_ins: unit -> HTMLModElement
        [<Emit("$0.createElement('isindex')")>] abstract createElement_isindex: unit -> HTMLIsIndexElement
        [<Emit("$0.createElement('kbd')")>] abstract createElement_kbd: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('keygen')")>] abstract createElement_keygen: unit -> HTMLBlockElement
        [<Emit("$0.createElement('label')")>] abstract createElement_label: unit -> HTMLLabelElement
        [<Emit("$0.createElement('legend')")>] abstract createElement_legend: unit -> HTMLLegendElement
        [<Emit("$0.createElement('li')")>] abstract createElement_li: unit -> HTMLLIElement
        [<Emit("$0.createElement('link')")>] abstract createElement_link: unit -> HTMLLinkElement
        [<Emit("$0.createElement('listing')")>] abstract createElement_listing: unit -> HTMLBlockElement
        [<Emit("$0.createElement('map')")>] abstract createElement_map: unit -> HTMLMapElement
        [<Emit("$0.createElement('marquee')")>] abstract createElement_marquee: unit -> HTMLMarqueeElement
        [<Emit("$0.createElement('menu')")>] abstract createElement_menu: unit -> HTMLMenuElement
        [<Emit("$0.createElement('meta')")>] abstract createElement_meta: unit -> HTMLMetaElement
        [<Emit("$0.createElement('nextid')")>] abstract createElement_nextid: unit -> HTMLNextIdElement
        [<Emit("$0.createElement('nobr')")>] abstract createElement_nobr: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('object')")>] abstract createElement_object: unit -> HTMLObjectElement
        [<Emit("$0.createElement('ol')")>] abstract createElement_ol: unit -> HTMLOListElement
        [<Emit("$0.createElement('optgroup')")>] abstract createElement_optgroup: unit -> HTMLOptGroupElement
        [<Emit("$0.createElement('option')")>] abstract createElement_option: unit -> HTMLOptionElement
        [<Emit("$0.createElement('p')")>] abstract createElement_p: unit -> HTMLParagraphElement
        [<Emit("$0.createElement('param')")>] abstract createElement_param: unit -> HTMLParamElement
        [<Emit("$0.createElement('plaintext')")>] abstract createElement_plaintext: unit -> HTMLBlockElement
        [<Emit("$0.createElement('pre')")>] abstract createElement_pre: unit -> HTMLPreElement
        [<Emit("$0.createElement('progress')")>] abstract createElement_progress: unit -> HTMLProgressElement
        [<Emit("$0.createElement('q')")>] abstract createElement_q: unit -> HTMLQuoteElement
        [<Emit("$0.createElement('rt')")>] abstract createElement_rt: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('ruby')")>] abstract createElement_ruby: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('s')")>] abstract createElement_s: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('samp')")>] abstract createElement_samp: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('script')")>] abstract createElement_script: unit -> HTMLScriptElement
        [<Emit("$0.createElement('select')")>] abstract createElement_select: unit -> HTMLSelectElement
        [<Emit("$0.createElement('small')")>] abstract createElement_small: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('source')")>] abstract createElement_source: unit -> HTMLSourceElement
        [<Emit("$0.createElement('span')")>] abstract createElement_span: unit -> HTMLSpanElement
        [<Emit("$0.createElement('strike')")>] abstract createElement_strike: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('strong')")>] abstract createElement_strong: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('style')")>] abstract createElement_style: unit -> HTMLStyleElement
        [<Emit("$0.createElement('sub')")>] abstract createElement_sub: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('sup')")>] abstract createElement_sup: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('table')")>] abstract createElement_table: unit -> HTMLTableElement
        [<Emit("$0.createElement('tbody')")>] abstract createElement_tbody: unit -> HTMLTableSectionElement
        [<Emit("$0.createElement('td')")>] abstract createElement_td: unit -> HTMLTableDataCellElement
        [<Emit("$0.createElement('textarea')")>] abstract createElement_textarea: unit -> HTMLTextAreaElement
        [<Emit("$0.createElement('tfoot')")>] abstract createElement_tfoot: unit -> HTMLTableSectionElement
        [<Emit("$0.createElement('th')")>] abstract createElement_th: unit -> HTMLTableHeaderCellElement
        [<Emit("$0.createElement('thead')")>] abstract createElement_thead: unit -> HTMLTableSectionElement
        [<Emit("$0.createElement('title')")>] abstract createElement_title: unit -> HTMLTitleElement
        [<Emit("$0.createElement('tr')")>] abstract createElement_tr: unit -> HTMLTableRowElement
        [<Emit("$0.createElement('track')")>] abstract createElement_track: unit -> HTMLTrackElement
        [<Emit("$0.createElement('tt')")>] abstract createElement_tt: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('u')")>] abstract createElement_u: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('ul')")>] abstract createElement_ul: unit -> HTMLUListElement
        [<Emit("$0.createElement('var')")>] abstract createElement_var: unit -> HTMLPhraseElement
        [<Emit("$0.createElement('video')")>] abstract createElement_video: unit -> HTMLVideoElement
        [<Emit("$0.createElement('x-ms-webview')")>] abstract ``createElement_x-ms-webview``: unit -> MSHTMLWebViewElement
        [<Emit("$0.createElement('xmp')")>] abstract createElement_xmp: unit -> HTMLBlockElement
        abstract createElement: tagName: string -> HTMLElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'a')")>] abstract createElementNS_a: unit -> SVGAElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'circle')")>] abstract createElementNS_circle: unit -> SVGCircleElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'clipPath')")>] abstract createElementNS_clipPath: unit -> SVGClipPathElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'componentTransferFunction')")>] abstract createElementNS_componentTransferFunction: unit -> SVGComponentTransferFunctionElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'defs')")>] abstract createElementNS_defs: unit -> SVGDefsElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'desc')")>] abstract createElementNS_desc: unit -> SVGDescElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'ellipse')")>] abstract createElementNS_ellipse: unit -> SVGEllipseElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feBlend')")>] abstract createElementNS_feBlend: unit -> SVGFEBlendElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feColorMatrix')")>] abstract createElementNS_feColorMatrix: unit -> SVGFEColorMatrixElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feComponentTransfer')")>] abstract createElementNS_feComponentTransfer: unit -> SVGFEComponentTransferElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feComposite')")>] abstract createElementNS_feComposite: unit -> SVGFECompositeElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feConvolveMatrix')")>] abstract createElementNS_feConvolveMatrix: unit -> SVGFEConvolveMatrixElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feDiffuseLighting')")>] abstract createElementNS_feDiffuseLighting: unit -> SVGFEDiffuseLightingElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feDisplacementMap')")>] abstract createElementNS_feDisplacementMap: unit -> SVGFEDisplacementMapElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feDistantLight')")>] abstract createElementNS_feDistantLight: unit -> SVGFEDistantLightElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feFlood')")>] abstract createElementNS_feFlood: unit -> SVGFEFloodElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feFuncA')")>] abstract createElementNS_feFuncA: unit -> SVGFEFuncAElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feFuncB')")>] abstract createElementNS_feFuncB: unit -> SVGFEFuncBElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feFuncG')")>] abstract createElementNS_feFuncG: unit -> SVGFEFuncGElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feFuncR')")>] abstract createElementNS_feFuncR: unit -> SVGFEFuncRElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feGaussianBlur')")>] abstract createElementNS_feGaussianBlur: unit -> SVGFEGaussianBlurElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feImage')")>] abstract createElementNS_feImage: unit -> SVGFEImageElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feMerge')")>] abstract createElementNS_feMerge: unit -> SVGFEMergeElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feMergeNode')")>] abstract createElementNS_feMergeNode: unit -> SVGFEMergeNodeElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feMorphology')")>] abstract createElementNS_feMorphology: unit -> SVGFEMorphologyElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feOffset')")>] abstract createElementNS_feOffset: unit -> SVGFEOffsetElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'fePointLight')")>] abstract createElementNS_fePointLight: unit -> SVGFEPointLightElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feSpecularLighting')")>] abstract createElementNS_feSpecularLighting: unit -> SVGFESpecularLightingElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feSpotLight')")>] abstract createElementNS_feSpotLight: unit -> SVGFESpotLightElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feTile')")>] abstract createElementNS_feTile: unit -> SVGFETileElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'feTurbulence')")>] abstract createElementNS_feTurbulence: unit -> SVGFETurbulenceElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'filter')")>] abstract createElementNS_filter: unit -> SVGFilterElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'foreignObject')")>] abstract createElementNS_foreignObject: unit -> SVGForeignObjectElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'g')")>] abstract createElementNS_g: unit -> SVGGElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'image')")>] abstract createElementNS_image: unit -> SVGImageElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'gradient')")>] abstract createElementNS_gradient: unit -> SVGGradientElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'line')")>] abstract createElementNS_line: unit -> SVGLineElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'linearGradient')")>] abstract createElementNS_linearGradient: unit -> SVGLinearGradientElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'marker')")>] abstract createElementNS_marker: unit -> SVGMarkerElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'mask')")>] abstract createElementNS_mask: unit -> SVGMaskElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'path')")>] abstract createElementNS_path: unit -> SVGPathElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'metadata')")>] abstract createElementNS_metadata: unit -> SVGMetadataElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'pattern')")>] abstract createElementNS_pattern: unit -> SVGPatternElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'polygon')")>] abstract createElementNS_polygon: unit -> SVGPolygonElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'polyline')")>] abstract createElementNS_polyline: unit -> SVGPolylineElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'radialGradient')")>] abstract createElementNS_radialGradient: unit -> SVGRadialGradientElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'rect')")>] abstract createElementNS_rect: unit -> SVGRectElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'svg')")>] abstract createElementNS_svg: unit -> SVGSVGElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'script')")>] abstract createElementNS_script: unit -> SVGScriptElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'stop')")>] abstract createElementNS_stop: unit -> SVGStopElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'style')")>] abstract createElementNS_style: unit -> SVGStyleElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'switch')")>] abstract createElementNS_switch: unit -> SVGSwitchElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'symbol')")>] abstract createElementNS_symbol: unit -> SVGSymbolElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'tspan')")>] abstract createElementNS_tspan: unit -> SVGTSpanElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'textContent')")>] abstract createElementNS_textContent: unit -> SVGTextContentElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'text')")>] abstract createElementNS_text: unit -> SVGTextElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'textPath')")>] abstract createElementNS_textPath: unit -> SVGTextPathElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'textPositioning')")>] abstract createElementNS_textPositioning: unit -> SVGTextPositioningElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'title')")>] abstract createElementNS_title: unit -> SVGTitleElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'use')")>] abstract createElementNS_use: unit -> SVGUseElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg', 'view')")>] abstract createElementNS_view: unit -> SVGViewElement
        [<Emit("$0.createElementNS('http://www.w3.org/2000/svg',$1...)")>] abstract ``createElementNS_http://www.w3.org/2000/svg``: qualifiedName: string -> SVGElement
        abstract createElementNS: namespaceURI: string * qualifiedName: string -> Element
        abstract createExpression: expression: string * resolver: XPathNSResolver -> XPathExpression
        abstract createNSResolver: nodeResolver: Node -> XPathNSResolver
        /// <summary>Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document.</summary>
        /// <param name="root">The root element or node to start traversing on.</param>
        /// <param name="whatToShow">The type of nodes or elements to appear in the node list</param>
        /// <param name="filter">A custom NodeFilter function to use. For more information, see filter. Use null for no filter.</param>
        /// <param name="entityReferenceExpansion">A flag that specifies whether entity reference nodes are expanded.</param>
        abstract createNodeIterator: root: Node * ?whatToShow: float * ?filter: NodeFilter * ?entityReferenceExpansion: bool -> NodeIterator
        abstract createProcessingInstruction: target: string * data: string -> ProcessingInstruction
        /// Returns an empty range object that has both of its boundary points positioned at the beginning of the document.
        abstract createRange: unit -> Range
        /// <summary>Creates a text string from the specified value.</summary>
        /// <param name="data">String that specifies the nodeValue property of the text node.</param>
        abstract createTextNode: data: string -> Text
        abstract createTouch: view: obj * target: EventTarget * identifier: float * pageX: float * pageY: float * screenX: float * screenY: float -> Touch
        abstract createTouchList: [<ParamArray>] touches: Touch[] -> TouchList
        /// <summary>Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document.</summary>
        /// <param name="root">The root element or node to start traversing on.</param>
        /// <param name="whatToShow">The type of nodes or elements to appear in the node list. For more information, see whatToShow.</param>
        /// <param name="filter">A custom NodeFilter function to use.</param>
        /// <param name="entityReferenceExpansion">A flag that specifies whether entity reference nodes are expanded.</param>
        abstract createTreeWalker: root: Node * ?whatToShow: float * ?filter: NodeFilter * ?entityReferenceExpansion: bool -> TreeWalker
        /// <summary>Returns the element for the specified x coordinate and the specified y coordinate.</summary>
        /// <param name="x">The x-offset</param>
        /// <param name="y">The y-offset</param>
        abstract elementFromPoint: x: float * y: float -> Element
        abstract evaluate: expression: string * contextNode: Node * resolver: XPathNSResolver * ``type``: float * result: XPathResult -> XPathResult
        /// <summary>Executes a command on the current document, current selection, or the given range.</summary>
        /// <param name="commandId">String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script.</param>
        /// <param name="showUI">Display the user interface, defaults to false.</param>
        /// <param name="value">Value to assign.</param>
        abstract execCommand: commandId: string * ?showUI: bool * ?value: obj -> bool
        /// <summary>Displays help information for the given command identifier.</summary>
        /// <param name="commandId">Displays help information for the given command identifier.</param>
        abstract execCommandShowHelp: commandId: string -> bool
        abstract exitFullscreen: unit -> unit
        abstract exitPointerLock: unit -> unit
        /// Causes the element to receive the focus and executes the code specified by the onfocus event.
        abstract focus: unit -> unit
        /// <summary>Returns a reference to the first object with the specified value of the ID or NAME attribute.</summary>
        /// <param name="elementId">String that specifies the ID value. Case-insensitive.</param>
        /// <param name="elementId">String that specifies the ID value. Case-insensitive.</param>
        abstract getElementById: elementId: string -> HTMLElement
        abstract getElementsByClassName: classNames: string -> NodeListOf<Element>
        /// <summary>Gets a collection of objects based on the value of the NAME or ID attribute.</summary>
        /// <param name="elementName">Gets a collection of objects based on the value of the NAME or ID attribute.</param>
        abstract getElementsByName: elementName: string -> NodeListOf<Element>
        /// Retrieves a collection of objects based on the specified element name.
        [<Emit("$0.getElementsByTagName('a')")>] abstract getElementsByTagName_a: unit -> NodeListOf<HTMLAnchorElement>
        [<Emit("$0.getElementsByTagName('abbr')")>] abstract getElementsByTagName_abbr: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('acronym')")>] abstract getElementsByTagName_acronym: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('address')")>] abstract getElementsByTagName_address: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('applet')")>] abstract getElementsByTagName_applet: unit -> NodeListOf<HTMLAppletElement>
        [<Emit("$0.getElementsByTagName('area')")>] abstract getElementsByTagName_area: unit -> NodeListOf<HTMLAreaElement>
        [<Emit("$0.getElementsByTagName('article')")>] abstract getElementsByTagName_article: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('aside')")>] abstract getElementsByTagName_aside: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('audio')")>] abstract getElementsByTagName_audio: unit -> NodeListOf<HTMLAudioElement>
        [<Emit("$0.getElementsByTagName('b')")>] abstract getElementsByTagName_b: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('base')")>] abstract getElementsByTagName_base: unit -> NodeListOf<HTMLBaseElement>
        [<Emit("$0.getElementsByTagName('basefont')")>] abstract getElementsByTagName_basefont: unit -> NodeListOf<HTMLBaseFontElement>
        [<Emit("$0.getElementsByTagName('bdo')")>] abstract getElementsByTagName_bdo: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('big')")>] abstract getElementsByTagName_big: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('blockquote')")>] abstract getElementsByTagName_blockquote: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('body')")>] abstract getElementsByTagName_body: unit -> NodeListOf<HTMLBodyElement>
        [<Emit("$0.getElementsByTagName('br')")>] abstract getElementsByTagName_br: unit -> NodeListOf<HTMLBRElement>
        [<Emit("$0.getElementsByTagName('button')")>] abstract getElementsByTagName_button: unit -> NodeListOf<HTMLButtonElement>
        [<Emit("$0.getElementsByTagName('canvas')")>] abstract getElementsByTagName_canvas: unit -> NodeListOf<HTMLCanvasElement>
        [<Emit("$0.getElementsByTagName('caption')")>] abstract getElementsByTagName_caption: unit -> NodeListOf<HTMLTableCaptionElement>
        [<Emit("$0.getElementsByTagName('center')")>] abstract getElementsByTagName_center: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('circle')")>] abstract getElementsByTagName_circle: unit -> NodeListOf<SVGCircleElement>
        [<Emit("$0.getElementsByTagName('cite')")>] abstract getElementsByTagName_cite: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('clippath')")>] abstract getElementsByTagName_clippath: unit -> NodeListOf<SVGClipPathElement>
        [<Emit("$0.getElementsByTagName('code')")>] abstract getElementsByTagName_code: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('col')")>] abstract getElementsByTagName_col: unit -> NodeListOf<HTMLTableColElement>
        [<Emit("$0.getElementsByTagName('colgroup')")>] abstract getElementsByTagName_colgroup: unit -> NodeListOf<HTMLTableColElement>
        [<Emit("$0.getElementsByTagName('datalist')")>] abstract getElementsByTagName_datalist: unit -> NodeListOf<HTMLDataListElement>
        [<Emit("$0.getElementsByTagName('dd')")>] abstract getElementsByTagName_dd: unit -> NodeListOf<HTMLDDElement>
        [<Emit("$0.getElementsByTagName('defs')")>] abstract getElementsByTagName_defs: unit -> NodeListOf<SVGDefsElement>
        [<Emit("$0.getElementsByTagName('del')")>] abstract getElementsByTagName_del: unit -> NodeListOf<HTMLModElement>
        [<Emit("$0.getElementsByTagName('desc')")>] abstract getElementsByTagName_desc: unit -> NodeListOf<SVGDescElement>
        [<Emit("$0.getElementsByTagName('dfn')")>] abstract getElementsByTagName_dfn: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('dir')")>] abstract getElementsByTagName_dir: unit -> NodeListOf<HTMLDirectoryElement>
        [<Emit("$0.getElementsByTagName('div')")>] abstract getElementsByTagName_div: unit -> NodeListOf<HTMLDivElement>
        [<Emit("$0.getElementsByTagName('dl')")>] abstract getElementsByTagName_dl: unit -> NodeListOf<HTMLDListElement>
        [<Emit("$0.getElementsByTagName('dt')")>] abstract getElementsByTagName_dt: unit -> NodeListOf<HTMLDTElement>
        [<Emit("$0.getElementsByTagName('ellipse')")>] abstract getElementsByTagName_ellipse: unit -> NodeListOf<SVGEllipseElement>
        [<Emit("$0.getElementsByTagName('em')")>] abstract getElementsByTagName_em: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('embed')")>] abstract getElementsByTagName_embed: unit -> NodeListOf<HTMLEmbedElement>
        [<Emit("$0.getElementsByTagName('feblend')")>] abstract getElementsByTagName_feblend: unit -> NodeListOf<SVGFEBlendElement>
        [<Emit("$0.getElementsByTagName('fecolormatrix')")>] abstract getElementsByTagName_fecolormatrix: unit -> NodeListOf<SVGFEColorMatrixElement>
        [<Emit("$0.getElementsByTagName('fecomponenttransfer')")>] abstract getElementsByTagName_fecomponenttransfer: unit -> NodeListOf<SVGFEComponentTransferElement>
        [<Emit("$0.getElementsByTagName('fecomposite')")>] abstract getElementsByTagName_fecomposite: unit -> NodeListOf<SVGFECompositeElement>
        [<Emit("$0.getElementsByTagName('feconvolvematrix')")>] abstract getElementsByTagName_feconvolvematrix: unit -> NodeListOf<SVGFEConvolveMatrixElement>
        [<Emit("$0.getElementsByTagName('fediffuselighting')")>] abstract getElementsByTagName_fediffuselighting: unit -> NodeListOf<SVGFEDiffuseLightingElement>
        [<Emit("$0.getElementsByTagName('fedisplacementmap')")>] abstract getElementsByTagName_fedisplacementmap: unit -> NodeListOf<SVGFEDisplacementMapElement>
        [<Emit("$0.getElementsByTagName('fedistantlight')")>] abstract getElementsByTagName_fedistantlight: unit -> NodeListOf<SVGFEDistantLightElement>
        [<Emit("$0.getElementsByTagName('feflood')")>] abstract getElementsByTagName_feflood: unit -> NodeListOf<SVGFEFloodElement>
        [<Emit("$0.getElementsByTagName('fefunca')")>] abstract getElementsByTagName_fefunca: unit -> NodeListOf<SVGFEFuncAElement>
        [<Emit("$0.getElementsByTagName('fefuncb')")>] abstract getElementsByTagName_fefuncb: unit -> NodeListOf<SVGFEFuncBElement>
        [<Emit("$0.getElementsByTagName('fefuncg')")>] abstract getElementsByTagName_fefuncg: unit -> NodeListOf<SVGFEFuncGElement>
        [<Emit("$0.getElementsByTagName('fefuncr')")>] abstract getElementsByTagName_fefuncr: unit -> NodeListOf<SVGFEFuncRElement>
        [<Emit("$0.getElementsByTagName('fegaussianblur')")>] abstract getElementsByTagName_fegaussianblur: unit -> NodeListOf<SVGFEGaussianBlurElement>
        [<Emit("$0.getElementsByTagName('feimage')")>] abstract getElementsByTagName_feimage: unit -> NodeListOf<SVGFEImageElement>
        [<Emit("$0.getElementsByTagName('femerge')")>] abstract getElementsByTagName_femerge: unit -> NodeListOf<SVGFEMergeElement>
        [<Emit("$0.getElementsByTagName('femergenode')")>] abstract getElementsByTagName_femergenode: unit -> NodeListOf<SVGFEMergeNodeElement>
        [<Emit("$0.getElementsByTagName('femorphology')")>] abstract getElementsByTagName_femorphology: unit -> NodeListOf<SVGFEMorphologyElement>
        [<Emit("$0.getElementsByTagName('feoffset')")>] abstract getElementsByTagName_feoffset: unit -> NodeListOf<SVGFEOffsetElement>
        [<Emit("$0.getElementsByTagName('fepointlight')")>] abstract getElementsByTagName_fepointlight: unit -> NodeListOf<SVGFEPointLightElement>
        [<Emit("$0.getElementsByTagName('fespecularlighting')")>] abstract getElementsByTagName_fespecularlighting: unit -> NodeListOf<SVGFESpecularLightingElement>
        [<Emit("$0.getElementsByTagName('fespotlight')")>] abstract getElementsByTagName_fespotlight: unit -> NodeListOf<SVGFESpotLightElement>
        [<Emit("$0.getElementsByTagName('fetile')")>] abstract getElementsByTagName_fetile: unit -> NodeListOf<SVGFETileElement>
        [<Emit("$0.getElementsByTagName('feturbulence')")>] abstract getElementsByTagName_feturbulence: unit -> NodeListOf<SVGFETurbulenceElement>
        [<Emit("$0.getElementsByTagName('fieldset')")>] abstract getElementsByTagName_fieldset: unit -> NodeListOf<HTMLFieldSetElement>
        [<Emit("$0.getElementsByTagName('figcaption')")>] abstract getElementsByTagName_figcaption: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('figure')")>] abstract getElementsByTagName_figure: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('filter')")>] abstract getElementsByTagName_filter: unit -> NodeListOf<SVGFilterElement>
        [<Emit("$0.getElementsByTagName('font')")>] abstract getElementsByTagName_font: unit -> NodeListOf<HTMLFontElement>
        [<Emit("$0.getElementsByTagName('footer')")>] abstract getElementsByTagName_footer: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('foreignobject')")>] abstract getElementsByTagName_foreignobject: unit -> NodeListOf<SVGForeignObjectElement>
        [<Emit("$0.getElementsByTagName('form')")>] abstract getElementsByTagName_form: unit -> NodeListOf<HTMLFormElement>
        [<Emit("$0.getElementsByTagName('frame')")>] abstract getElementsByTagName_frame: unit -> NodeListOf<HTMLFrameElement>
        [<Emit("$0.getElementsByTagName('frameset')")>] abstract getElementsByTagName_frameset: unit -> NodeListOf<HTMLFrameSetElement>
        [<Emit("$0.getElementsByTagName('g')")>] abstract getElementsByTagName_g: unit -> NodeListOf<SVGGElement>
        [<Emit("$0.getElementsByTagName('h1')")>] abstract getElementsByTagName_h1: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h2')")>] abstract getElementsByTagName_h2: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h3')")>] abstract getElementsByTagName_h3: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h4')")>] abstract getElementsByTagName_h4: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h5')")>] abstract getElementsByTagName_h5: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h6')")>] abstract getElementsByTagName_h6: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('head')")>] abstract getElementsByTagName_head: unit -> NodeListOf<HTMLHeadElement>
        [<Emit("$0.getElementsByTagName('header')")>] abstract getElementsByTagName_header: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('hgroup')")>] abstract getElementsByTagName_hgroup: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('hr')")>] abstract getElementsByTagName_hr: unit -> NodeListOf<HTMLHRElement>
        [<Emit("$0.getElementsByTagName('html')")>] abstract getElementsByTagName_html: unit -> NodeListOf<HTMLHtmlElement>
        [<Emit("$0.getElementsByTagName('i')")>] abstract getElementsByTagName_i: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('iframe')")>] abstract getElementsByTagName_iframe: unit -> NodeListOf<HTMLIFrameElement>
        [<Emit("$0.getElementsByTagName('image')")>] abstract getElementsByTagName_image: unit -> NodeListOf<SVGImageElement>
        [<Emit("$0.getElementsByTagName('img')")>] abstract getElementsByTagName_img: unit -> NodeListOf<HTMLImageElement>
        [<Emit("$0.getElementsByTagName('input')")>] abstract getElementsByTagName_input: unit -> NodeListOf<HTMLInputElement>
        [<Emit("$0.getElementsByTagName('ins')")>] abstract getElementsByTagName_ins: unit -> NodeListOf<HTMLModElement>
        [<Emit("$0.getElementsByTagName('isindex')")>] abstract getElementsByTagName_isindex: unit -> NodeListOf<HTMLIsIndexElement>
        [<Emit("$0.getElementsByTagName('kbd')")>] abstract getElementsByTagName_kbd: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('keygen')")>] abstract getElementsByTagName_keygen: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('label')")>] abstract getElementsByTagName_label: unit -> NodeListOf<HTMLLabelElement>
        [<Emit("$0.getElementsByTagName('legend')")>] abstract getElementsByTagName_legend: unit -> NodeListOf<HTMLLegendElement>
        [<Emit("$0.getElementsByTagName('li')")>] abstract getElementsByTagName_li: unit -> NodeListOf<HTMLLIElement>
        [<Emit("$0.getElementsByTagName('line')")>] abstract getElementsByTagName_line: unit -> NodeListOf<SVGLineElement>
        [<Emit("$0.getElementsByTagName('lineargradient')")>] abstract getElementsByTagName_lineargradient: unit -> NodeListOf<SVGLinearGradientElement>
        [<Emit("$0.getElementsByTagName('link')")>] abstract getElementsByTagName_link: unit -> NodeListOf<HTMLLinkElement>
        [<Emit("$0.getElementsByTagName('listing')")>] abstract getElementsByTagName_listing: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('map')")>] abstract getElementsByTagName_map: unit -> NodeListOf<HTMLMapElement>
        [<Emit("$0.getElementsByTagName('mark')")>] abstract getElementsByTagName_mark: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('marker')")>] abstract getElementsByTagName_marker: unit -> NodeListOf<SVGMarkerElement>
        [<Emit("$0.getElementsByTagName('marquee')")>] abstract getElementsByTagName_marquee: unit -> NodeListOf<HTMLMarqueeElement>
        [<Emit("$0.getElementsByTagName('mask')")>] abstract getElementsByTagName_mask: unit -> NodeListOf<SVGMaskElement>
        [<Emit("$0.getElementsByTagName('menu')")>] abstract getElementsByTagName_menu: unit -> NodeListOf<HTMLMenuElement>
        [<Emit("$0.getElementsByTagName('meta')")>] abstract getElementsByTagName_meta: unit -> NodeListOf<HTMLMetaElement>
        [<Emit("$0.getElementsByTagName('metadata')")>] abstract getElementsByTagName_metadata: unit -> NodeListOf<SVGMetadataElement>
        [<Emit("$0.getElementsByTagName('nav')")>] abstract getElementsByTagName_nav: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('nextid')")>] abstract getElementsByTagName_nextid: unit -> NodeListOf<HTMLNextIdElement>
        [<Emit("$0.getElementsByTagName('nobr')")>] abstract getElementsByTagName_nobr: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('noframes')")>] abstract getElementsByTagName_noframes: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('noscript')")>] abstract getElementsByTagName_noscript: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('object')")>] abstract getElementsByTagName_object: unit -> NodeListOf<HTMLObjectElement>
        [<Emit("$0.getElementsByTagName('ol')")>] abstract getElementsByTagName_ol: unit -> NodeListOf<HTMLOListElement>
        [<Emit("$0.getElementsByTagName('optgroup')")>] abstract getElementsByTagName_optgroup: unit -> NodeListOf<HTMLOptGroupElement>
        [<Emit("$0.getElementsByTagName('option')")>] abstract getElementsByTagName_option: unit -> NodeListOf<HTMLOptionElement>
        [<Emit("$0.getElementsByTagName('p')")>] abstract getElementsByTagName_p: unit -> NodeListOf<HTMLParagraphElement>
        [<Emit("$0.getElementsByTagName('param')")>] abstract getElementsByTagName_param: unit -> NodeListOf<HTMLParamElement>
        [<Emit("$0.getElementsByTagName('path')")>] abstract getElementsByTagName_path: unit -> NodeListOf<SVGPathElement>
        [<Emit("$0.getElementsByTagName('pattern')")>] abstract getElementsByTagName_pattern: unit -> NodeListOf<SVGPatternElement>
        [<Emit("$0.getElementsByTagName('plaintext')")>] abstract getElementsByTagName_plaintext: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('polygon')")>] abstract getElementsByTagName_polygon: unit -> NodeListOf<SVGPolygonElement>
        [<Emit("$0.getElementsByTagName('polyline')")>] abstract getElementsByTagName_polyline: unit -> NodeListOf<SVGPolylineElement>
        [<Emit("$0.getElementsByTagName('pre')")>] abstract getElementsByTagName_pre: unit -> NodeListOf<HTMLPreElement>
        [<Emit("$0.getElementsByTagName('progress')")>] abstract getElementsByTagName_progress: unit -> NodeListOf<HTMLProgressElement>
        [<Emit("$0.getElementsByTagName('q')")>] abstract getElementsByTagName_q: unit -> NodeListOf<HTMLQuoteElement>
        [<Emit("$0.getElementsByTagName('radialgradient')")>] abstract getElementsByTagName_radialgradient: unit -> NodeListOf<SVGRadialGradientElement>
        [<Emit("$0.getElementsByTagName('rect')")>] abstract getElementsByTagName_rect: unit -> NodeListOf<SVGRectElement>
        [<Emit("$0.getElementsByTagName('rt')")>] abstract getElementsByTagName_rt: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('ruby')")>] abstract getElementsByTagName_ruby: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('s')")>] abstract getElementsByTagName_s: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('samp')")>] abstract getElementsByTagName_samp: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('script')")>] abstract getElementsByTagName_script: unit -> NodeListOf<HTMLScriptElement>
        [<Emit("$0.getElementsByTagName('section')")>] abstract getElementsByTagName_section: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('select')")>] abstract getElementsByTagName_select: unit -> NodeListOf<HTMLSelectElement>
        [<Emit("$0.getElementsByTagName('small')")>] abstract getElementsByTagName_small: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('source')")>] abstract getElementsByTagName_source: unit -> NodeListOf<HTMLSourceElement>
        [<Emit("$0.getElementsByTagName('span')")>] abstract getElementsByTagName_span: unit -> NodeListOf<HTMLSpanElement>
        [<Emit("$0.getElementsByTagName('stop')")>] abstract getElementsByTagName_stop: unit -> NodeListOf<SVGStopElement>
        [<Emit("$0.getElementsByTagName('strike')")>] abstract getElementsByTagName_strike: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('strong')")>] abstract getElementsByTagName_strong: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('style')")>] abstract getElementsByTagName_style: unit -> NodeListOf<HTMLStyleElement>
        [<Emit("$0.getElementsByTagName('sub')")>] abstract getElementsByTagName_sub: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('sup')")>] abstract getElementsByTagName_sup: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('svg')")>] abstract getElementsByTagName_svg: unit -> NodeListOf<SVGSVGElement>
        [<Emit("$0.getElementsByTagName('switch')")>] abstract getElementsByTagName_switch: unit -> NodeListOf<SVGSwitchElement>
        [<Emit("$0.getElementsByTagName('symbol')")>] abstract getElementsByTagName_symbol: unit -> NodeListOf<SVGSymbolElement>
        [<Emit("$0.getElementsByTagName('table')")>] abstract getElementsByTagName_table: unit -> NodeListOf<HTMLTableElement>
        [<Emit("$0.getElementsByTagName('tbody')")>] abstract getElementsByTagName_tbody: unit -> NodeListOf<HTMLTableSectionElement>
        [<Emit("$0.getElementsByTagName('td')")>] abstract getElementsByTagName_td: unit -> NodeListOf<HTMLTableDataCellElement>
        [<Emit("$0.getElementsByTagName('text')")>] abstract getElementsByTagName_text: unit -> NodeListOf<SVGTextElement>
        [<Emit("$0.getElementsByTagName('textpath')")>] abstract getElementsByTagName_textpath: unit -> NodeListOf<SVGTextPathElement>
        [<Emit("$0.getElementsByTagName('textarea')")>] abstract getElementsByTagName_textarea: unit -> NodeListOf<HTMLTextAreaElement>
        [<Emit("$0.getElementsByTagName('tfoot')")>] abstract getElementsByTagName_tfoot: unit -> NodeListOf<HTMLTableSectionElement>
        [<Emit("$0.getElementsByTagName('th')")>] abstract getElementsByTagName_th: unit -> NodeListOf<HTMLTableHeaderCellElement>
        [<Emit("$0.getElementsByTagName('thead')")>] abstract getElementsByTagName_thead: unit -> NodeListOf<HTMLTableSectionElement>
        [<Emit("$0.getElementsByTagName('title')")>] abstract getElementsByTagName_title: unit -> NodeListOf<HTMLTitleElement>
        [<Emit("$0.getElementsByTagName('tr')")>] abstract getElementsByTagName_tr: unit -> NodeListOf<HTMLTableRowElement>
        [<Emit("$0.getElementsByTagName('track')")>] abstract getElementsByTagName_track: unit -> NodeListOf<HTMLTrackElement>
        [<Emit("$0.getElementsByTagName('tspan')")>] abstract getElementsByTagName_tspan: unit -> NodeListOf<SVGTSpanElement>
        [<Emit("$0.getElementsByTagName('tt')")>] abstract getElementsByTagName_tt: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('u')")>] abstract getElementsByTagName_u: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('ul')")>] abstract getElementsByTagName_ul: unit -> NodeListOf<HTMLUListElement>
        [<Emit("$0.getElementsByTagName('use')")>] abstract getElementsByTagName_use: unit -> NodeListOf<SVGUseElement>
        [<Emit("$0.getElementsByTagName('var')")>] abstract getElementsByTagName_var: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('video')")>] abstract getElementsByTagName_video: unit -> NodeListOf<HTMLVideoElement>
        [<Emit("$0.getElementsByTagName('view')")>] abstract getElementsByTagName_view: unit -> NodeListOf<SVGViewElement>
        [<Emit("$0.getElementsByTagName('wbr')")>] abstract getElementsByTagName_wbr: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('x-ms-webview')")>] abstract ``getElementsByTagName_x-ms-webview``: unit -> NodeListOf<MSHTMLWebViewElement>
        [<Emit("$0.getElementsByTagName('xmp')")>] abstract getElementsByTagName_xmp: unit -> NodeListOf<HTMLBlockElement>
        abstract getElementsByTagName: tagname: string -> NodeListOf<Element>
        abstract getElementsByTagNameNS: namespaceURI: string * localName: string -> NodeListOf<Element>
        /// Returns an object representing the current selection of the document that is loaded into the object displaying a webpage.
        abstract getSelection: unit -> Selection
        /// Gets a value indicating whether the object currently has focus.
        abstract hasFocus: unit -> bool
        abstract importNode: importedNode: Node * deep: bool -> Node
        abstract msElementsFromPoint: x: float * y: float -> NodeList
        abstract msElementsFromRect: left: float * top: float * width: float * height: float -> NodeList
        /// <summary>Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method.</summary>
        /// <param name="url">Specifies a MIME type for the document.</param>
        /// <param name="name">Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element.</param>
        /// <param name="features">Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported.</param>
        /// <param name="replace">Specifies whether the existing entry for the document is replaced in the history list.</param>
        abstract ``open``: ?url: string * ?name: string * ?features: string * ?replace: bool -> Document
        /// <summary>Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document.</summary>
        /// <param name="commandId">Specifies a command identifier.</param>
        abstract queryCommandEnabled: commandId: string -> bool
        /// <summary>Returns a Boolean value that indicates whether the specified command is in the indeterminate state.</summary>
        /// <param name="commandId">String that specifies a command identifier.</param>
        abstract queryCommandIndeterm: commandId: string -> bool
        /// <summary>Returns a Boolean value that indicates the current state of the command.</summary>
        /// <param name="commandId">String that specifies a command identifier.</param>
        abstract queryCommandState: commandId: string -> bool
        /// <summary>Returns a Boolean value that indicates whether the current command is supported on the current range.</summary>
        /// <param name="commandId">Specifies a command identifier.</param>
        abstract queryCommandSupported: commandId: string -> bool
        /// <summary>Retrieves the string associated with a command.</summary>
        /// <param name="commandId">String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers.</param>
        abstract queryCommandText: commandId: string -> string
        /// <summary>Returns the current value of the document, range, or current selection for the given command.</summary>
        /// <param name="commandId">String that specifies a command identifier.</param>
        abstract queryCommandValue: commandId: string -> string
        abstract releaseEvents: unit -> unit
        /// Allows updating the print settings for the page.
        abstract updateSettings: unit -> unit
        abstract webkitCancelFullScreen: unit -> unit
        abstract webkitExitFullscreen: unit -> unit
        /// <summary>Writes one or more HTML expressions to a document in the specified window.</summary>
        /// <param name="content">Specifies the text and HTML tags to write.</param>
        abstract write: [<ParamArray>] content: string[] -> unit
        /// <summary>Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window.</summary>
        /// <param name="content">The text and HTML tags to write.</param>
        abstract writeln: [<ParamArray>] content: string[] -> unit
        [<Emit("$0.createElement('picture')")>] abstract createElement_picture: unit -> HTMLPictureElement
        [<Emit("$0.getElementsByTagName('picture')")>] abstract getElementsByTagName_picture: unit -> NodeListOf<HTMLPictureElement>
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('fullscreenchange',$1...)")>] abstract addEventListener_fullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('fullscreenerror',$1...)")>] abstract addEventListener_fullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mssitemodejumplistitemremoved',$1...)")>] abstract addEventListener_mssitemodejumplistitemremoved: listener: (MSSiteModeEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('msthumbnailclick',$1...)")>] abstract addEventListener_msthumbnailclick: listener: (MSSiteModeEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerlockchange',$1...)")>] abstract addEventListener_pointerlockchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerlockerror',$1...)")>] abstract addEventListener_pointerlockerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('readystatechange',$1...)")>] abstract addEventListener_readystatechange: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stop',$1...)")>] abstract addEventListener_stop: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] DocumentType =
        abstract prototype: Document with get, set
        abstract entities: NamedNodeMap with get, set
        abstract internalSubset: string with get, set
        abstract name: string with get, set
        abstract notations: NamedNodeMap with get, set
        abstract publicId: string with get, set
        abstract systemId: string with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Document
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] DocumentFragment =
        inherit Node
        inherit NodeSelector
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] DocumentFragmentType =
        abstract prototype: DocumentFragment with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DocumentFragment

    and [<AllowNullLiteral>] DocumentTypeType =
        abstract prototype: DocumentType with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DocumentType

    and [<AllowNullLiteral>] DragEvent =
        inherit MouseEvent
        abstract dataTransfer: DataTransfer with get, set
        abstract initDragEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * ctrlKeyArg: bool * altKeyArg: bool * shiftKeyArg: bool * metaKeyArg: bool * buttonArg: float * relatedTargetArg: EventTarget * dataTransferArg: DataTransfer -> unit
        abstract msConvertURL: file: File * targetType: string * ?targetURL: string -> unit

    and [<AllowNullLiteral>] DragEventType =
        abstract prototype: DragEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DragEvent

    and [<AllowNullLiteral>] DynamicsCompressorNode =
        inherit AudioNode
        abstract attack: AudioParam with get
        abstract knee: AudioParam with get
        abstract ratio: AudioParam with get
        abstract reduction: AudioParam with get
        abstract release: AudioParam with get
        abstract threshold: AudioParam with get

    and [<AllowNullLiteral>] DynamicsCompressorNodeType =
        abstract prototype: DynamicsCompressorNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> DynamicsCompressorNode

    and [<AllowNullLiteral>] EXT_texture_filter_anisotropic =
        abstract MAX_TEXTURE_MAX_ANISOTROPY_EXT: float with get, set
        abstract TEXTURE_MAX_ANISOTROPY_EXT: float with get, set

    and [<AllowNullLiteral>] EXT_texture_filter_anisotropicType =
        abstract prototype: EXT_texture_filter_anisotropic with get, set
        abstract MAX_TEXTURE_MAX_ANISOTROPY_EXT: float with get, set
        abstract TEXTURE_MAX_ANISOTROPY_EXT: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> EXT_texture_filter_anisotropic

    and [<AllowNullLiteral>] Element =
        inherit Node
        inherit GlobalEventHandlers
        inherit ElementTraversal
        inherit NodeSelector
        inherit ChildNode
        abstract classList: DOMTokenList with get, set
        abstract clientHeight: float with get, set
        abstract clientLeft: float with get, set
        abstract clientTop: float with get, set
        abstract clientWidth: float with get, set
        abstract msContentZoomFactor: float with get, set
        abstract msRegionOverflow: string with get, set
        abstract onariarequest: (AriaRequestEvent -> 'Out) with get, set
        abstract oncommand: (CommandEvent -> 'Out) with get, set
        abstract ongotpointercapture: (PointerEvent -> 'Out) with get, set
        abstract onlostpointercapture: (PointerEvent -> 'Out) with get, set
        abstract onmsgesturechange: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturedoubletap: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgestureend: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturehold: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturestart: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturetap: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgotpointercapture: (MSPointerEvent -> 'Out) with get, set
        abstract onmsinertiastart: (MSGestureEvent -> 'Out) with get, set
        abstract onmslostpointercapture: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointercancel: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerdown: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerenter: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerleave: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointermove: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerout: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerover: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerup: (MSPointerEvent -> 'Out) with get, set
        abstract ontouchcancel: (TouchEvent -> 'Out) with get, set
        abstract ontouchend: (TouchEvent -> 'Out) with get, set
        abstract ontouchmove: (TouchEvent -> 'Out) with get, set
        abstract ontouchstart: (TouchEvent -> 'Out) with get, set
        abstract onwebkitfullscreenchange: (Event -> 'Out) with get, set
        abstract onwebkitfullscreenerror: (Event -> 'Out) with get, set
        abstract scrollHeight: float with get, set
        abstract scrollLeft: float with get, set
        abstract scrollTop: float with get, set
        abstract scrollWidth: float with get, set
        abstract tagName: string with get, set
        abstract id: string with get, set
        abstract className: string with get, set
        abstract innerHTML: string with get, set
        abstract getAttribute: ?name: string -> string
        abstract getAttributeNS: namespaceURI: string * localName: string -> string
        abstract getAttributeNode: name: string -> Attr
        abstract getAttributeNodeNS: namespaceURI: string * localName: string -> Attr
        abstract getBoundingClientRect: unit -> ClientRect
        abstract getClientRects: unit -> ClientRectList
        [<Emit("$0.getElementsByTagName('a')")>] abstract getElementsByTagName_a: unit -> NodeListOf<HTMLAnchorElement>
        [<Emit("$0.getElementsByTagName('abbr')")>] abstract getElementsByTagName_abbr: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('acronym')")>] abstract getElementsByTagName_acronym: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('address')")>] abstract getElementsByTagName_address: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('applet')")>] abstract getElementsByTagName_applet: unit -> NodeListOf<HTMLAppletElement>
        [<Emit("$0.getElementsByTagName('area')")>] abstract getElementsByTagName_area: unit -> NodeListOf<HTMLAreaElement>
        [<Emit("$0.getElementsByTagName('article')")>] abstract getElementsByTagName_article: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('aside')")>] abstract getElementsByTagName_aside: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('audio')")>] abstract getElementsByTagName_audio: unit -> NodeListOf<HTMLAudioElement>
        [<Emit("$0.getElementsByTagName('b')")>] abstract getElementsByTagName_b: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('base')")>] abstract getElementsByTagName_base: unit -> NodeListOf<HTMLBaseElement>
        [<Emit("$0.getElementsByTagName('basefont')")>] abstract getElementsByTagName_basefont: unit -> NodeListOf<HTMLBaseFontElement>
        [<Emit("$0.getElementsByTagName('bdo')")>] abstract getElementsByTagName_bdo: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('big')")>] abstract getElementsByTagName_big: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('blockquote')")>] abstract getElementsByTagName_blockquote: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('body')")>] abstract getElementsByTagName_body: unit -> NodeListOf<HTMLBodyElement>
        [<Emit("$0.getElementsByTagName('br')")>] abstract getElementsByTagName_br: unit -> NodeListOf<HTMLBRElement>
        [<Emit("$0.getElementsByTagName('button')")>] abstract getElementsByTagName_button: unit -> NodeListOf<HTMLButtonElement>
        [<Emit("$0.getElementsByTagName('canvas')")>] abstract getElementsByTagName_canvas: unit -> NodeListOf<HTMLCanvasElement>
        [<Emit("$0.getElementsByTagName('caption')")>] abstract getElementsByTagName_caption: unit -> NodeListOf<HTMLTableCaptionElement>
        [<Emit("$0.getElementsByTagName('center')")>] abstract getElementsByTagName_center: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('circle')")>] abstract getElementsByTagName_circle: unit -> NodeListOf<SVGCircleElement>
        [<Emit("$0.getElementsByTagName('cite')")>] abstract getElementsByTagName_cite: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('clippath')")>] abstract getElementsByTagName_clippath: unit -> NodeListOf<SVGClipPathElement>
        [<Emit("$0.getElementsByTagName('code')")>] abstract getElementsByTagName_code: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('col')")>] abstract getElementsByTagName_col: unit -> NodeListOf<HTMLTableColElement>
        [<Emit("$0.getElementsByTagName('colgroup')")>] abstract getElementsByTagName_colgroup: unit -> NodeListOf<HTMLTableColElement>
        [<Emit("$0.getElementsByTagName('datalist')")>] abstract getElementsByTagName_datalist: unit -> NodeListOf<HTMLDataListElement>
        [<Emit("$0.getElementsByTagName('dd')")>] abstract getElementsByTagName_dd: unit -> NodeListOf<HTMLDDElement>
        [<Emit("$0.getElementsByTagName('defs')")>] abstract getElementsByTagName_defs: unit -> NodeListOf<SVGDefsElement>
        [<Emit("$0.getElementsByTagName('del')")>] abstract getElementsByTagName_del: unit -> NodeListOf<HTMLModElement>
        [<Emit("$0.getElementsByTagName('desc')")>] abstract getElementsByTagName_desc: unit -> NodeListOf<SVGDescElement>
        [<Emit("$0.getElementsByTagName('dfn')")>] abstract getElementsByTagName_dfn: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('dir')")>] abstract getElementsByTagName_dir: unit -> NodeListOf<HTMLDirectoryElement>
        [<Emit("$0.getElementsByTagName('div')")>] abstract getElementsByTagName_div: unit -> NodeListOf<HTMLDivElement>
        [<Emit("$0.getElementsByTagName('dl')")>] abstract getElementsByTagName_dl: unit -> NodeListOf<HTMLDListElement>
        [<Emit("$0.getElementsByTagName('dt')")>] abstract getElementsByTagName_dt: unit -> NodeListOf<HTMLDTElement>
        [<Emit("$0.getElementsByTagName('ellipse')")>] abstract getElementsByTagName_ellipse: unit -> NodeListOf<SVGEllipseElement>
        [<Emit("$0.getElementsByTagName('em')")>] abstract getElementsByTagName_em: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('embed')")>] abstract getElementsByTagName_embed: unit -> NodeListOf<HTMLEmbedElement>
        [<Emit("$0.getElementsByTagName('feblend')")>] abstract getElementsByTagName_feblend: unit -> NodeListOf<SVGFEBlendElement>
        [<Emit("$0.getElementsByTagName('fecolormatrix')")>] abstract getElementsByTagName_fecolormatrix: unit -> NodeListOf<SVGFEColorMatrixElement>
        [<Emit("$0.getElementsByTagName('fecomponenttransfer')")>] abstract getElementsByTagName_fecomponenttransfer: unit -> NodeListOf<SVGFEComponentTransferElement>
        [<Emit("$0.getElementsByTagName('fecomposite')")>] abstract getElementsByTagName_fecomposite: unit -> NodeListOf<SVGFECompositeElement>
        [<Emit("$0.getElementsByTagName('feconvolvematrix')")>] abstract getElementsByTagName_feconvolvematrix: unit -> NodeListOf<SVGFEConvolveMatrixElement>
        [<Emit("$0.getElementsByTagName('fediffuselighting')")>] abstract getElementsByTagName_fediffuselighting: unit -> NodeListOf<SVGFEDiffuseLightingElement>
        [<Emit("$0.getElementsByTagName('fedisplacementmap')")>] abstract getElementsByTagName_fedisplacementmap: unit -> NodeListOf<SVGFEDisplacementMapElement>
        [<Emit("$0.getElementsByTagName('fedistantlight')")>] abstract getElementsByTagName_fedistantlight: unit -> NodeListOf<SVGFEDistantLightElement>
        [<Emit("$0.getElementsByTagName('feflood')")>] abstract getElementsByTagName_feflood: unit -> NodeListOf<SVGFEFloodElement>
        [<Emit("$0.getElementsByTagName('fefunca')")>] abstract getElementsByTagName_fefunca: unit -> NodeListOf<SVGFEFuncAElement>
        [<Emit("$0.getElementsByTagName('fefuncb')")>] abstract getElementsByTagName_fefuncb: unit -> NodeListOf<SVGFEFuncBElement>
        [<Emit("$0.getElementsByTagName('fefuncg')")>] abstract getElementsByTagName_fefuncg: unit -> NodeListOf<SVGFEFuncGElement>
        [<Emit("$0.getElementsByTagName('fefuncr')")>] abstract getElementsByTagName_fefuncr: unit -> NodeListOf<SVGFEFuncRElement>
        [<Emit("$0.getElementsByTagName('fegaussianblur')")>] abstract getElementsByTagName_fegaussianblur: unit -> NodeListOf<SVGFEGaussianBlurElement>
        [<Emit("$0.getElementsByTagName('feimage')")>] abstract getElementsByTagName_feimage: unit -> NodeListOf<SVGFEImageElement>
        [<Emit("$0.getElementsByTagName('femerge')")>] abstract getElementsByTagName_femerge: unit -> NodeListOf<SVGFEMergeElement>
        [<Emit("$0.getElementsByTagName('femergenode')")>] abstract getElementsByTagName_femergenode: unit -> NodeListOf<SVGFEMergeNodeElement>
        [<Emit("$0.getElementsByTagName('femorphology')")>] abstract getElementsByTagName_femorphology: unit -> NodeListOf<SVGFEMorphologyElement>
        [<Emit("$0.getElementsByTagName('feoffset')")>] abstract getElementsByTagName_feoffset: unit -> NodeListOf<SVGFEOffsetElement>
        [<Emit("$0.getElementsByTagName('fepointlight')")>] abstract getElementsByTagName_fepointlight: unit -> NodeListOf<SVGFEPointLightElement>
        [<Emit("$0.getElementsByTagName('fespecularlighting')")>] abstract getElementsByTagName_fespecularlighting: unit -> NodeListOf<SVGFESpecularLightingElement>
        [<Emit("$0.getElementsByTagName('fespotlight')")>] abstract getElementsByTagName_fespotlight: unit -> NodeListOf<SVGFESpotLightElement>
        [<Emit("$0.getElementsByTagName('fetile')")>] abstract getElementsByTagName_fetile: unit -> NodeListOf<SVGFETileElement>
        [<Emit("$0.getElementsByTagName('feturbulence')")>] abstract getElementsByTagName_feturbulence: unit -> NodeListOf<SVGFETurbulenceElement>
        [<Emit("$0.getElementsByTagName('fieldset')")>] abstract getElementsByTagName_fieldset: unit -> NodeListOf<HTMLFieldSetElement>
        [<Emit("$0.getElementsByTagName('figcaption')")>] abstract getElementsByTagName_figcaption: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('figure')")>] abstract getElementsByTagName_figure: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('filter')")>] abstract getElementsByTagName_filter: unit -> NodeListOf<SVGFilterElement>
        [<Emit("$0.getElementsByTagName('font')")>] abstract getElementsByTagName_font: unit -> NodeListOf<HTMLFontElement>
        [<Emit("$0.getElementsByTagName('footer')")>] abstract getElementsByTagName_footer: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('foreignobject')")>] abstract getElementsByTagName_foreignobject: unit -> NodeListOf<SVGForeignObjectElement>
        [<Emit("$0.getElementsByTagName('form')")>] abstract getElementsByTagName_form: unit -> NodeListOf<HTMLFormElement>
        [<Emit("$0.getElementsByTagName('frame')")>] abstract getElementsByTagName_frame: unit -> NodeListOf<HTMLFrameElement>
        [<Emit("$0.getElementsByTagName('frameset')")>] abstract getElementsByTagName_frameset: unit -> NodeListOf<HTMLFrameSetElement>
        [<Emit("$0.getElementsByTagName('g')")>] abstract getElementsByTagName_g: unit -> NodeListOf<SVGGElement>
        [<Emit("$0.getElementsByTagName('h1')")>] abstract getElementsByTagName_h1: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h2')")>] abstract getElementsByTagName_h2: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h3')")>] abstract getElementsByTagName_h3: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h4')")>] abstract getElementsByTagName_h4: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h5')")>] abstract getElementsByTagName_h5: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('h6')")>] abstract getElementsByTagName_h6: unit -> NodeListOf<HTMLHeadingElement>
        [<Emit("$0.getElementsByTagName('head')")>] abstract getElementsByTagName_head: unit -> NodeListOf<HTMLHeadElement>
        [<Emit("$0.getElementsByTagName('header')")>] abstract getElementsByTagName_header: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('hgroup')")>] abstract getElementsByTagName_hgroup: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('hr')")>] abstract getElementsByTagName_hr: unit -> NodeListOf<HTMLHRElement>
        [<Emit("$0.getElementsByTagName('html')")>] abstract getElementsByTagName_html: unit -> NodeListOf<HTMLHtmlElement>
        [<Emit("$0.getElementsByTagName('i')")>] abstract getElementsByTagName_i: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('iframe')")>] abstract getElementsByTagName_iframe: unit -> NodeListOf<HTMLIFrameElement>
        [<Emit("$0.getElementsByTagName('image')")>] abstract getElementsByTagName_image: unit -> NodeListOf<SVGImageElement>
        [<Emit("$0.getElementsByTagName('img')")>] abstract getElementsByTagName_img: unit -> NodeListOf<HTMLImageElement>
        [<Emit("$0.getElementsByTagName('input')")>] abstract getElementsByTagName_input: unit -> NodeListOf<HTMLInputElement>
        [<Emit("$0.getElementsByTagName('ins')")>] abstract getElementsByTagName_ins: unit -> NodeListOf<HTMLModElement>
        [<Emit("$0.getElementsByTagName('isindex')")>] abstract getElementsByTagName_isindex: unit -> NodeListOf<HTMLIsIndexElement>
        [<Emit("$0.getElementsByTagName('kbd')")>] abstract getElementsByTagName_kbd: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('keygen')")>] abstract getElementsByTagName_keygen: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('label')")>] abstract getElementsByTagName_label: unit -> NodeListOf<HTMLLabelElement>
        [<Emit("$0.getElementsByTagName('legend')")>] abstract getElementsByTagName_legend: unit -> NodeListOf<HTMLLegendElement>
        [<Emit("$0.getElementsByTagName('li')")>] abstract getElementsByTagName_li: unit -> NodeListOf<HTMLLIElement>
        [<Emit("$0.getElementsByTagName('line')")>] abstract getElementsByTagName_line: unit -> NodeListOf<SVGLineElement>
        [<Emit("$0.getElementsByTagName('lineargradient')")>] abstract getElementsByTagName_lineargradient: unit -> NodeListOf<SVGLinearGradientElement>
        [<Emit("$0.getElementsByTagName('link')")>] abstract getElementsByTagName_link: unit -> NodeListOf<HTMLLinkElement>
        [<Emit("$0.getElementsByTagName('listing')")>] abstract getElementsByTagName_listing: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('map')")>] abstract getElementsByTagName_map: unit -> NodeListOf<HTMLMapElement>
        [<Emit("$0.getElementsByTagName('mark')")>] abstract getElementsByTagName_mark: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('marker')")>] abstract getElementsByTagName_marker: unit -> NodeListOf<SVGMarkerElement>
        [<Emit("$0.getElementsByTagName('marquee')")>] abstract getElementsByTagName_marquee: unit -> NodeListOf<HTMLMarqueeElement>
        [<Emit("$0.getElementsByTagName('mask')")>] abstract getElementsByTagName_mask: unit -> NodeListOf<SVGMaskElement>
        [<Emit("$0.getElementsByTagName('menu')")>] abstract getElementsByTagName_menu: unit -> NodeListOf<HTMLMenuElement>
        [<Emit("$0.getElementsByTagName('meta')")>] abstract getElementsByTagName_meta: unit -> NodeListOf<HTMLMetaElement>
        [<Emit("$0.getElementsByTagName('metadata')")>] abstract getElementsByTagName_metadata: unit -> NodeListOf<SVGMetadataElement>
        [<Emit("$0.getElementsByTagName('nav')")>] abstract getElementsByTagName_nav: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('nextid')")>] abstract getElementsByTagName_nextid: unit -> NodeListOf<HTMLNextIdElement>
        [<Emit("$0.getElementsByTagName('nobr')")>] abstract getElementsByTagName_nobr: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('noframes')")>] abstract getElementsByTagName_noframes: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('noscript')")>] abstract getElementsByTagName_noscript: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('object')")>] abstract getElementsByTagName_object: unit -> NodeListOf<HTMLObjectElement>
        [<Emit("$0.getElementsByTagName('ol')")>] abstract getElementsByTagName_ol: unit -> NodeListOf<HTMLOListElement>
        [<Emit("$0.getElementsByTagName('optgroup')")>] abstract getElementsByTagName_optgroup: unit -> NodeListOf<HTMLOptGroupElement>
        [<Emit("$0.getElementsByTagName('option')")>] abstract getElementsByTagName_option: unit -> NodeListOf<HTMLOptionElement>
        [<Emit("$0.getElementsByTagName('p')")>] abstract getElementsByTagName_p: unit -> NodeListOf<HTMLParagraphElement>
        [<Emit("$0.getElementsByTagName('param')")>] abstract getElementsByTagName_param: unit -> NodeListOf<HTMLParamElement>
        [<Emit("$0.getElementsByTagName('path')")>] abstract getElementsByTagName_path: unit -> NodeListOf<SVGPathElement>
        [<Emit("$0.getElementsByTagName('pattern')")>] abstract getElementsByTagName_pattern: unit -> NodeListOf<SVGPatternElement>
        [<Emit("$0.getElementsByTagName('plaintext')")>] abstract getElementsByTagName_plaintext: unit -> NodeListOf<HTMLBlockElement>
        [<Emit("$0.getElementsByTagName('polygon')")>] abstract getElementsByTagName_polygon: unit -> NodeListOf<SVGPolygonElement>
        [<Emit("$0.getElementsByTagName('polyline')")>] abstract getElementsByTagName_polyline: unit -> NodeListOf<SVGPolylineElement>
        [<Emit("$0.getElementsByTagName('pre')")>] abstract getElementsByTagName_pre: unit -> NodeListOf<HTMLPreElement>
        [<Emit("$0.getElementsByTagName('progress')")>] abstract getElementsByTagName_progress: unit -> NodeListOf<HTMLProgressElement>
        [<Emit("$0.getElementsByTagName('q')")>] abstract getElementsByTagName_q: unit -> NodeListOf<HTMLQuoteElement>
        [<Emit("$0.getElementsByTagName('radialgradient')")>] abstract getElementsByTagName_radialgradient: unit -> NodeListOf<SVGRadialGradientElement>
        [<Emit("$0.getElementsByTagName('rect')")>] abstract getElementsByTagName_rect: unit -> NodeListOf<SVGRectElement>
        [<Emit("$0.getElementsByTagName('rt')")>] abstract getElementsByTagName_rt: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('ruby')")>] abstract getElementsByTagName_ruby: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('s')")>] abstract getElementsByTagName_s: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('samp')")>] abstract getElementsByTagName_samp: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('script')")>] abstract getElementsByTagName_script: unit -> NodeListOf<HTMLScriptElement>
        [<Emit("$0.getElementsByTagName('section')")>] abstract getElementsByTagName_section: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('select')")>] abstract getElementsByTagName_select: unit -> NodeListOf<HTMLSelectElement>
        [<Emit("$0.getElementsByTagName('small')")>] abstract getElementsByTagName_small: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('source')")>] abstract getElementsByTagName_source: unit -> NodeListOf<HTMLSourceElement>
        [<Emit("$0.getElementsByTagName('span')")>] abstract getElementsByTagName_span: unit -> NodeListOf<HTMLSpanElement>
        [<Emit("$0.getElementsByTagName('stop')")>] abstract getElementsByTagName_stop: unit -> NodeListOf<SVGStopElement>
        [<Emit("$0.getElementsByTagName('strike')")>] abstract getElementsByTagName_strike: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('strong')")>] abstract getElementsByTagName_strong: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('style')")>] abstract getElementsByTagName_style: unit -> NodeListOf<HTMLStyleElement>
        [<Emit("$0.getElementsByTagName('sub')")>] abstract getElementsByTagName_sub: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('sup')")>] abstract getElementsByTagName_sup: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('svg')")>] abstract getElementsByTagName_svg: unit -> NodeListOf<SVGSVGElement>
        [<Emit("$0.getElementsByTagName('switch')")>] abstract getElementsByTagName_switch: unit -> NodeListOf<SVGSwitchElement>
        [<Emit("$0.getElementsByTagName('symbol')")>] abstract getElementsByTagName_symbol: unit -> NodeListOf<SVGSymbolElement>
        [<Emit("$0.getElementsByTagName('table')")>] abstract getElementsByTagName_table: unit -> NodeListOf<HTMLTableElement>
        [<Emit("$0.getElementsByTagName('tbody')")>] abstract getElementsByTagName_tbody: unit -> NodeListOf<HTMLTableSectionElement>
        [<Emit("$0.getElementsByTagName('td')")>] abstract getElementsByTagName_td: unit -> NodeListOf<HTMLTableDataCellElement>
        [<Emit("$0.getElementsByTagName('text')")>] abstract getElementsByTagName_text: unit -> NodeListOf<SVGTextElement>
        [<Emit("$0.getElementsByTagName('textpath')")>] abstract getElementsByTagName_textpath: unit -> NodeListOf<SVGTextPathElement>
        [<Emit("$0.getElementsByTagName('textarea')")>] abstract getElementsByTagName_textarea: unit -> NodeListOf<HTMLTextAreaElement>
        [<Emit("$0.getElementsByTagName('tfoot')")>] abstract getElementsByTagName_tfoot: unit -> NodeListOf<HTMLTableSectionElement>
        [<Emit("$0.getElementsByTagName('th')")>] abstract getElementsByTagName_th: unit -> NodeListOf<HTMLTableHeaderCellElement>
        [<Emit("$0.getElementsByTagName('thead')")>] abstract getElementsByTagName_thead: unit -> NodeListOf<HTMLTableSectionElement>
        [<Emit("$0.getElementsByTagName('title')")>] abstract getElementsByTagName_title: unit -> NodeListOf<HTMLTitleElement>
        [<Emit("$0.getElementsByTagName('tr')")>] abstract getElementsByTagName_tr: unit -> NodeListOf<HTMLTableRowElement>
        [<Emit("$0.getElementsByTagName('track')")>] abstract getElementsByTagName_track: unit -> NodeListOf<HTMLTrackElement>
        [<Emit("$0.getElementsByTagName('tspan')")>] abstract getElementsByTagName_tspan: unit -> NodeListOf<SVGTSpanElement>
        [<Emit("$0.getElementsByTagName('tt')")>] abstract getElementsByTagName_tt: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('u')")>] abstract getElementsByTagName_u: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('ul')")>] abstract getElementsByTagName_ul: unit -> NodeListOf<HTMLUListElement>
        [<Emit("$0.getElementsByTagName('use')")>] abstract getElementsByTagName_use: unit -> NodeListOf<SVGUseElement>
        [<Emit("$0.getElementsByTagName('var')")>] abstract getElementsByTagName_var: unit -> NodeListOf<HTMLPhraseElement>
        [<Emit("$0.getElementsByTagName('video')")>] abstract getElementsByTagName_video: unit -> NodeListOf<HTMLVideoElement>
        [<Emit("$0.getElementsByTagName('view')")>] abstract getElementsByTagName_view: unit -> NodeListOf<SVGViewElement>
        [<Emit("$0.getElementsByTagName('wbr')")>] abstract getElementsByTagName_wbr: unit -> NodeListOf<HTMLElement>
        [<Emit("$0.getElementsByTagName('x-ms-webview')")>] abstract ``getElementsByTagName_x-ms-webview``: unit -> NodeListOf<MSHTMLWebViewElement>
        [<Emit("$0.getElementsByTagName('xmp')")>] abstract getElementsByTagName_xmp: unit -> NodeListOf<HTMLBlockElement>
        abstract getElementsByTagName: name: string -> NodeListOf<Element>
        abstract getElementsByTagNameNS: namespaceURI: string * localName: string -> NodeListOf<Element>
        abstract hasAttribute: name: string -> bool
        abstract hasAttributeNS: namespaceURI: string * localName: string -> bool
        abstract msGetRegionContent: unit -> MSRangeCollection
        abstract msGetUntransformedBounds: unit -> ClientRect
        abstract msMatchesSelector: selectors: string -> bool
        abstract msReleasePointerCapture: pointerId: float -> unit
        abstract msSetPointerCapture: pointerId: float -> unit
        abstract msZoomTo: args: MsZoomToOptions -> unit
        abstract releasePointerCapture: pointerId: float -> unit
        abstract removeAttribute: ?name: string -> unit
        abstract removeAttributeNS: namespaceURI: string * localName: string -> unit
        abstract removeAttributeNode: oldAttr: Attr -> Attr
        abstract requestFullscreen: unit -> unit
        abstract requestPointerLock: unit -> unit
        abstract setAttribute: name: string * value: string -> unit
        abstract setAttributeNS: namespaceURI: string * qualifiedName: string * value: string -> unit
        abstract setAttributeNode: newAttr: Attr -> Attr
        abstract setAttributeNodeNS: newAttr: Attr -> Attr
        abstract setPointerCapture: pointerId: float -> unit
        abstract webkitMatchesSelector: selectors: string -> bool
        abstract webkitRequestFullScreen: unit -> unit
        abstract webkitRequestFullscreen: unit -> unit
        abstract getElementsByClassName: classNames: string -> NodeListOf<Element>
        abstract matches: selector: string -> bool
        [<Emit("$0.getElementsByTagName('picture')")>] abstract getElementsByTagName_picture: unit -> NodeListOf<HTMLPictureElement>
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] ElementType =
        abstract prototype: Element with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Element

    and [<AllowNullLiteral>] ErrorEvent =
        inherit Event
        abstract colno: float with get, set
        abstract error: obj with get, set
        abstract filename: string with get, set
        abstract lineno: float with get, set
        abstract message: string with get, set
        abstract initErrorEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * messageArg: string * filenameArg: string * linenoArg: float -> unit

    and [<AllowNullLiteral>] ErrorEventType =
        abstract prototype: ErrorEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ErrorEvent

    and [<AllowNullLiteral>] Event =
        abstract bubbles: bool with get, set
        abstract cancelBubble: bool with get, set
        abstract cancelable: bool with get, set
        abstract currentTarget: EventTarget with get, set
        abstract defaultPrevented: bool with get, set
        abstract eventPhase: float with get, set
        abstract isTrusted: bool with get, set
        abstract returnValue: bool with get, set
        abstract srcElement: Element with get, set
        abstract target: EventTarget with get, set
        abstract timeStamp: float with get, set
        abstract ``type``: string with get, set
        abstract AT_TARGET: float with get, set
        abstract BUBBLING_PHASE: float with get, set
        abstract CAPTURING_PHASE: float with get, set
        abstract initEvent: eventTypeArg: string * canBubbleArg: bool * cancelableArg: bool -> unit
        abstract preventDefault: unit -> unit
        abstract stopImmediatePropagation: unit -> unit
        abstract stopPropagation: unit -> unit

    and [<AllowNullLiteral>] EventType =
        abstract prototype: Event with get, set
        abstract AT_TARGET: float with get, set
        abstract BUBBLING_PHASE: float with get, set
        abstract CAPTURING_PHASE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: EventInit -> Event

    and [<AllowNullLiteral>] EventTarget =
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit
        abstract dispatchEvent: evt: Event -> bool
        abstract removeEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] EventTargetType =
        abstract prototype: EventTarget with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> EventTarget

    and [<AllowNullLiteral>] External =
        interface end

    and [<AllowNullLiteral>] ExternalType =
        abstract prototype: External with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> External

    and [<AllowNullLiteral>] FetchEvent =
        inherit Event
        abstract request: Request with get, set
        abstract respondWith: response: U2<Promise<Response>, Response> -> Promise<Response>

    and [<AllowNullLiteral>] File =
        inherit Blob
        abstract lastModifiedDate: obj with get, set
        abstract name: string with get, set

    and [<AllowNullLiteral>] FileType =
        abstract prototype: File with get, set
        [<Emit("new $0($1...)")>] abstract Create: parts: ResizeArray<U4<ArrayBuffer, ArrayBufferView, Blob, string>> * filename: string * ?properties: FilePropertyBag -> File

    and [<AllowNullLiteral>] FileList =
        abstract length: int with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> File with get, set
        abstract item: index: int -> File

    and [<AllowNullLiteral>] FileListType =
        abstract prototype: FileList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> FileList

    and [<AllowNullLiteral>] FileReader =
        inherit EventTarget
        inherit MSBaseReader
        abstract error: DOMError with get, set
        abstract readAsArrayBuffer: blob: Blob -> unit
        abstract readAsBinaryString: blob: Blob -> unit
        abstract readAsDataURL: blob: Blob -> unit
        abstract readAsText: blob: Blob * ?encoding: string -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] FileReaderType =
        abstract prototype: FileReader with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> FileReader

    and [<AllowNullLiteral>] FocusEvent =
        inherit UIEvent
        abstract relatedTarget: EventTarget with get, set
        abstract initFocusEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * relatedTargetArg: EventTarget -> unit

    and [<AllowNullLiteral>] FocusEventType =
        abstract prototype: FocusEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: FocusEventInit -> FocusEvent

    and [<AllowNullLiteral>] FormData =
        abstract append: name: obj * value: obj * ?blobName: string -> unit

    and [<AllowNullLiteral>] FormDataType =
        abstract prototype: FormData with get, set
        [<Emit("new $0($1...)")>] abstract Create: ?form: HTMLFormElement -> FormData

    and [<AllowNullLiteral>] GainNode =
        inherit AudioNode
        abstract gain: AudioParam with get

    and [<AllowNullLiteral>] GainNodeType =
        abstract prototype: GainNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> GainNode

    and [<AllowNullLiteral>] Gamepad =
        abstract axes: ResizeArray<float> with get, set
        abstract buttons: ResizeArray<GamepadButton> with get, set
        abstract connected: bool with get, set
        abstract id: string with get, set
        abstract index: float with get, set
        abstract mapping: string with get, set
        abstract timestamp: float with get, set

    and [<AllowNullLiteral>] GamepadType =
        abstract prototype: Gamepad with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Gamepad

    and [<AllowNullLiteral>] GamepadButton =
        abstract pressed: bool with get, set
        abstract value: float with get, set

    and [<AllowNullLiteral>] GamepadButtonType =
        abstract prototype: GamepadButton with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> GamepadButton

    and [<AllowNullLiteral>] GamepadEvent =
        inherit Event
        abstract gamepad: Gamepad with get, set

    and [<AllowNullLiteral>] GamepadEventType =
        abstract prototype: GamepadEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> GamepadEvent

    and [<AllowNullLiteral>] Geolocation =
        abstract clearWatch: watchId: float -> unit
        abstract getCurrentPosition: successCallback: PositionCallback * ?errorCallback: PositionErrorCallback * ?options: PositionOptions -> unit
        abstract watchPosition: successCallback: PositionCallback * ?errorCallback: PositionErrorCallback * ?options: PositionOptions -> float

    and [<AllowNullLiteral>] GeolocationType =
        abstract prototype: Geolocation with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Geolocation

    and [<AllowNullLiteral>] HTMLAllCollection =
        inherit HTMLCollection
        /// Sets or retrieves the shape of the object.
        /// Retrieves a select object or an object from an options collection.
        abstract namedItem: name: string -> Element

    and [<AllowNullLiteral>] HTMLAllCollectionType =
        abstract prototype: HTMLAllCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLAllCollection

    and [<AllowNullLiteral>] HTMLAnchorElement =
        inherit HTMLElement
        abstract Methods: string with get, set
        /// Sets or retrieves the character set used to encode the object.
        abstract charset: string with get, set
        /// Sets or retrieves the coordinates of the object.
        abstract coords: string with get, set
        /// Contains the anchor portion of the URL including the hash sign (#).
        abstract hash: string with get, set
        /// Contains the hostname and port values of the URL.
        abstract host: string with get, set
        /// Contains the hostname of a URL.
        /// Sets or retrieves the hostname and port number of the location or URL.
        abstract hostname: string with get, set
        /// Sets or retrieves a destination URL or an anchor point.
        abstract href: string with get, set
        /// Sets or retrieves the language code of the object.
        /// Sets or retrieves a destination URL or an anchor point.
        abstract hreflang: string with get, set
        abstract mimeType: string with get, set
        /// Sets or retrieves the shape of the object.
        abstract name: string with get, set
        /// Sets or retrieves the name of the object.
        abstract nameProp: string with get, set
        /// Contains the pathname of the URL.
        abstract pathname: string with get, set
        /// Sets or retrieves the port number associated with a URL.
        abstract port: string with get, set
        /// Contains the protocol of the URL.
        abstract protocol: string with get, set
        /// Sets or retrieves the protocol portion of a URL.
        abstract protocolLong: string with get, set
        /// Sets or retrieves the relationship between the object and the destination of the link.
        abstract rel: string with get, set
        /// Sets or retrieves the relationship between the object and the destination of the link.
        abstract rev: string with get, set
        /// Sets or retrieves the substring of the href property that follows the question mark.
        abstract search: string with get, set
        /// Sets or retrieves the shape of the object.
        abstract shape: string with get, set
        /// Sets or retrieves the window or frame at which to target content.
        abstract target: string with get, set
        /// Retrieves or sets the text of the object as a string.
        abstract text: string with get, set
        /// Returns the content type of the object.
        abstract ``type``: string with get, set
        abstract urn: string with get, set
        /// Returns a string representation of an object.
        abstract toString: unit -> string

    and [<AllowNullLiteral>] HTMLAnchorElementType =
        abstract prototype: HTMLAnchorElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLAnchorElement

    and [<AllowNullLiteral>] HTMLAppletElement =
        inherit HTMLElement
        /// Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element.
        abstract BaseHref: string with get, set
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        /// Sets or retrieves a text alternative to the graphic.
        abstract alt: string with get, set
        /// Gets or sets the optional alternative HTML script to execute if the object fails to load.
        /// Sets or retrieves a text alternative to the graphic.
        abstract altHtml: string with get, set
        /// Sets or retrieves a character string that can be used to implement your own archive functionality for the object.
        abstract archive: string with get, set
        /// Specifies the properties of a border drawn around an object.
        abstract border: string with get, set
        /// Sets or retrieves the URL of the file containing the compiled Java class.
        abstract code: string with get, set
        /// Sets or retrieves the URL of the component.
        abstract codeBase: string with get, set
        /// Sets or retrieves the Internet media type for the code associated with the object.
        abstract codeType: string with get, set
        /// Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned.
        /// Gets or sets meta-information to associate with httpEquiv or name.
        abstract contentDocument: Document with get, set
        /// Sets or retrieves the URL that references the data of the object.
        abstract data: string with get, set
        /// Sets or retrieves a character string that can be used to implement your own declare functionality for the object.
        abstract declare: bool with get, set
        /// Retrieves a reference to the form that the object is embedded in.
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the height of the object.
        abstract height: string with get, set
        /// Sets or retrieves the horizontal margin for the object.
        abstract hspace: float with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set
        abstract ``object``: string with get, set
        /// Sets or retrieves a message to be displayed while an object is loading.
        abstract standby: string with get, set
        /// Gets the classification and default behavior of the button.
        abstract ``type``: string with get, set
        /// Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map.
        abstract useMap: string with get, set
        /// Sets or retrieves the vertical margin for the object.
        abstract vspace: float with get, set
        /// Gets or sets the width of a canvas element on a document.
        abstract width: float with get, set

    and [<AllowNullLiteral>] HTMLAppletElementType =
        abstract prototype: HTMLAppletElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLAppletElement

    and [<AllowNullLiteral>] HTMLAreaElement =
        inherit HTMLElement
        /// Sets or retrieves a text alternative to the graphic.
        abstract alt: string with get, set
        /// Sets or retrieves the coordinates of the object.
        abstract coords: string with get, set
        /// Sets or retrieves the subsection of the href property that follows the number sign (#).
        abstract hash: string with get, set
        abstract host: string with get, set
        /// Sets or retrieves the host name part of the location or URL.
        abstract hostname: string with get, set
        /// Gets or sets the baseline URL on which relative links are based.
        abstract href: string with get, set
        /// Sets or gets whether clicks in this region cause action.
        abstract noHref: bool with get, set
        /// Sets or retrieves the file name or path specified by the object.
        abstract pathname: string with get, set
        /// Sets or retrieves the port number associated with a URL.
        abstract port: string with get, set
        abstract protocol: string with get, set
        /// Sets or retrieves the relationship between the object and the destination of the link.
        abstract rel: string with get, set
        /// Sets or retrieves the substring of the href property that follows the question mark.
        abstract search: string with get, set
        /// Sets or retrieves the shape of the object.
        abstract shape: string with get, set
        /// Sets or retrieves the window or frame at which to target content.
        abstract target: string with get, set
        /// Returns a string representation of an object.
        abstract toString: unit -> string

    and [<AllowNullLiteral>] HTMLAreaElementType =
        abstract prototype: HTMLAreaElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLAreaElement

    and [<AllowNullLiteral>] HTMLAreasCollection =
        inherit HTMLCollection
        /// <summary>Adds an element to the areas, controlRange, or options collection.</summary>
        /// <param name="element">Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection.</param>
        /// <param name="before">Variant of type Object that specifies an element to insert before, or null to append the object to the collection.</param>
        abstract add: element: HTMLElement * ?before: U2<HTMLElement, float> -> unit
        /// <summary>Removes an element from the collection.</summary>
        /// <param name="index">Number that specifies the zero-based index of the element to remove from the collection.</param>
        abstract remove: ?index: float -> unit

    and [<AllowNullLiteral>] HTMLAreasCollectionType =
        abstract prototype: HTMLAreasCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLAreasCollection

    and [<AllowNullLiteral>] HTMLAudioElement =
        inherit HTMLMediaElement


    and [<AllowNullLiteral>] HTMLAudioElementType =
        abstract prototype: HTMLAudioElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLAudioElement

    and [<AllowNullLiteral>] HTMLBRElement =
        inherit HTMLElement
        /// Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document.
        abstract clear: string with get, set

    and [<AllowNullLiteral>] HTMLBRElementType =
        abstract prototype: HTMLBRElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLBRElement

    and [<AllowNullLiteral>] HTMLBaseElement =
        inherit HTMLElement
        /// Sets or retrieves a destination URL or an anchor point.
        abstract href: string with get, set
        /// Sets or retrieves the window or frame at which to target content.
        abstract target: string with get, set

    and [<AllowNullLiteral>] HTMLBaseElementType =
        abstract prototype: HTMLBaseElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLBaseElement

    and [<AllowNullLiteral>] HTMLBaseFontElement =
        inherit HTMLElement
        inherit DOML2DeprecatedColorProperty
        /// Sets or retrieves the current typeface family.
        abstract face: string with get, set
        /// Sets or retrieves the font size of the object.
        abstract size: float with get, set
        /// <param name="element">Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection.</param>
        /// <param name="before">Variant of type Object that specifies an element to insert before, or null to append the object to the collection.</param>
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLBaseFontElementType =
        abstract prototype: HTMLBaseFontElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLBaseFontElement

    and [<AllowNullLiteral>] HTMLBlockElement =
        inherit HTMLElement
        /// Sets or retrieves reference information about the object.
        abstract cite: string with get, set
        abstract clear: string with get, set
        /// Sets or retrieves the width of the object.
        abstract width: float with get, set

    and [<AllowNullLiteral>] HTMLBlockElementType =
        abstract prototype: HTMLBlockElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLBlockElement

    and [<AllowNullLiteral>] HTMLBodyElement =
        inherit HTMLElement
        abstract aLink: obj with get, set
        abstract background: string with get, set
        abstract bgColor: obj with get, set
        abstract bgProperties: string with get, set
        abstract link: obj with get, set
        /// Sets or retrieves whether the browser automatically performs wordwrap.
        abstract noWrap: bool with get, set
        abstract onafterprint: (Event -> 'Out) with get, set
        abstract onbeforeprint: (Event -> 'Out) with get, set
        abstract onbeforeunload: (BeforeUnloadEvent -> 'Out) with get, set
        abstract onblur: (FocusEvent -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onfocus: (FocusEvent -> 'Out) with get, set
        abstract onhashchange: (HashChangeEvent -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onmessage: (MessageEvent -> 'Out) with get, set
        abstract onoffline: (Event -> 'Out) with get, set
        abstract ononline: (Event -> 'Out) with get, set
        abstract onorientationchange: (Event -> 'Out) with get, set
        abstract onpagehide: (PageTransitionEvent -> 'Out) with get, set
        abstract onpageshow: (PageTransitionEvent -> 'Out) with get, set
        abstract onpopstate: (PopStateEvent -> 'Out) with get, set
        abstract onresize: (UIEvent -> 'Out) with get, set
        abstract onstorage: (StorageEvent -> 'Out) with get, set
        abstract onunload: (Event -> 'Out) with get, set
        /// Sets or retrieves the text string specified by the option tag.
        abstract text: obj with get, set
        abstract vLink: obj with get, set
        abstract createTextRange: unit -> TextRange
        /// <param name="before">Variant of type Object that specifies an element to insert before, or null to append the object to the collection.</param>
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('afterprint',$1...)")>] abstract addEventListener_afterprint: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeprint',$1...)")>] abstract addEventListener_beforeprint: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeunload',$1...)")>] abstract addEventListener_beforeunload: listener: (BeforeUnloadEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('hashchange',$1...)")>] abstract addEventListener_hashchange: listener: (HashChangeEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('message',$1...)")>] abstract addEventListener_message: listener: (MessageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('offline',$1...)")>] abstract addEventListener_offline: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('online',$1...)")>] abstract addEventListener_online: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('orientationchange',$1...)")>] abstract addEventListener_orientationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pagehide',$1...)")>] abstract addEventListener_pagehide: listener: (PageTransitionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pageshow',$1...)")>] abstract addEventListener_pageshow: listener: (PageTransitionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('popstate',$1...)")>] abstract addEventListener_popstate: listener: (PopStateEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('resize',$1...)")>] abstract addEventListener_resize: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('storage',$1...)")>] abstract addEventListener_storage: listener: (StorageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('unload',$1...)")>] abstract addEventListener_unload: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLBodyElementType =
        abstract prototype: HTMLBodyElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLBodyElement

    and [<AllowNullLiteral>] HTMLButtonElement =
        inherit HTMLElement
        /// Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing.
        abstract autofocus: bool with get, set
        abstract disabled: bool with get, set
        /// Retrieves a reference to the form that the object is embedded in.
        abstract form: HTMLFormElement with get, set
        /// Overrides the action attribute (where the data on a form is sent) on the parent form element.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formAction: string with get, set
        /// Used to override the encoding (formEnctype attribute) specified on the form element.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formEnctype: string with get, set
        /// Overrides the submit method attribute previously specified on a form element.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formMethod: string with get, set
        /// Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formNoValidate: string with get, set
        /// Overrides the target attribute on a form element.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formTarget: string with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set
        /// Sets or retrieves the value indicating whether the control is selected.
        abstract status: obj with get, set
        /// Returns the content type of the object.
        abstract ``type``: string with get, set
        /// Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting.
        abstract validationMessage: string with get, set
        /// Returns a  ValidityState object that represents the validity states of an element.
        abstract validity: ValidityState with get, set
        /// Sets or retrieves the default or selected value of the control.
        abstract value: string with get, set
        /// Returns whether an element will successfully validate based on forms validation rules and constraints.
        abstract willValidate: bool with get, set
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        abstract createTextRange: unit -> TextRange
        /// <summary>Sets a custom error message that is displayed when a form is submitted.</summary>
        /// <param name="error">Sets a custom error message that is displayed when a form is submitted.</param>
        abstract setCustomValidity: error: string -> unit

    and [<AllowNullLiteral>] HTMLButtonElementType =
        abstract prototype: HTMLButtonElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLButtonElement

    and [<AllowNullLiteral>] HTMLCanvasElement =
        inherit HTMLElement
        /// Gets or sets the height of a canvas element on a document.
        abstract height: float with get, set
        /// Sets or retrieves the width of the object.
        abstract width: float with get, set
        [<Emit("$0.getContext('2d')")>] abstract getContext_2d: unit -> CanvasRenderingContext2D
        [<Emit("$0.getContext('experimental-webgl')")>] abstract ``getContext_experimental-webgl``: unit -> WebGLRenderingContext
        /// Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas.
        abstract getContext: contextId: string * [<ParamArray>] args: obj[] -> U2<CanvasRenderingContext2D, WebGLRenderingContext>
        /// Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing.
        abstract msToBlob: unit -> Blob
        /// <summary>Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element.</summary>
        /// <param name="type">The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image.</param>
        abstract toDataURL: ?``type``: string * [<ParamArray>] args: obj[] -> string
        abstract toBlob : (Blob -> unit) * ?mimeType:string * ?quality: float -> unit

    and [<AllowNullLiteral>] HTMLCanvasElementType =
        abstract prototype: HTMLCanvasElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLCanvasElement

    and [<AllowNullLiteral>] HTMLCollection =
        /// Sets or retrieves the number of objects in a collection.
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Element with get, set
        /// Retrieves an object from various collections.
        abstract item: ?nameOrIndex: obj * ?optionalIndex: obj -> Element
        /// Retrieves a form object or an object from an elements collection.
        /// Sets or retrieves the frame name.
        abstract namedItem: name: string -> Element

    and [<AllowNullLiteral>] HTMLCollectionType =
        abstract prototype: HTMLCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLCollection

    and [<AllowNullLiteral>] HTMLDDElement =
        inherit HTMLElement
        /// Sets or retrieves whether the browser automatically performs wordwrap.
        abstract noWrap: bool with get, set

    and [<AllowNullLiteral>] HTMLDDElementType =
        abstract prototype: HTMLDDElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDDElement

    and [<AllowNullLiteral>] HTMLDListElement =
        inherit HTMLElement
        abstract compact: bool with get, set

    and [<AllowNullLiteral>] HTMLDListElementType =
        abstract prototype: HTMLDListElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDListElement

    and [<AllowNullLiteral>] HTMLDTElement =
        inherit HTMLElement
        abstract noWrap: bool with get, set

    and [<AllowNullLiteral>] HTMLDTElementType =
        abstract prototype: HTMLDTElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDTElement

    and [<AllowNullLiteral>] HTMLDataListElement =
        inherit HTMLElement
        abstract options: HTMLCollection with get, set

    and [<AllowNullLiteral>] HTMLDataListElementType =
        abstract prototype: HTMLDataListElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDataListElement

    and [<AllowNullLiteral>] HTMLDirectoryElement =
        inherit HTMLElement
        abstract compact: bool with get, set

    and [<AllowNullLiteral>] HTMLDirectoryElementType =
        abstract prototype: HTMLDirectoryElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDirectoryElement

    and [<AllowNullLiteral>] HTMLDivElement =
        inherit HTMLElement
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        abstract noWrap: bool with get, set

    and [<AllowNullLiteral>] HTMLDivElementType =
        abstract prototype: HTMLDivElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDivElement

    and [<AllowNullLiteral>] HTMLDocument =
        inherit Document


    and [<AllowNullLiteral>] HTMLDocumentType =
        abstract prototype: HTMLDocument with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLDocument

    and [<AllowNullLiteral>] HTMLElement =
        inherit Element
        abstract accessKey: string with get, set
        abstract children: HTMLCollection with get, set
        abstract contentEditable: string with get, set
        /// Sets or retrieves the URL that references the data of the object.
        abstract dataset: DOMStringMap with get, set
        abstract dir: string with get, set
        abstract draggable: bool with get, set
        abstract hidden: bool with get, set
        abstract hideFocus: bool with get, set
        abstract innerHTML: string with get, set
        abstract innerText: string with get, set
        abstract isContentEditable: bool with get, set
        abstract lang: string with get, set
        abstract offsetHeight: float with get, set
        abstract offsetLeft: float with get, set
        abstract offsetParent: Element with get, set
        abstract offsetTop: float with get, set
        abstract offsetWidth: float with get, set
        abstract onabort: (Event -> 'Out) with get, set
        abstract onactivate: (UIEvent -> 'Out) with get, set
        abstract onbeforeactivate: (UIEvent -> 'Out) with get, set
        abstract onbeforecopy: (DragEvent -> 'Out) with get, set
        abstract onbeforecut: (DragEvent -> 'Out) with get, set
        abstract onbeforedeactivate: (UIEvent -> 'Out) with get, set
        abstract onbeforepaste: (DragEvent -> 'Out) with get, set
        abstract onblur: (FocusEvent -> 'Out) with get, set
        abstract oncanplay: (Event -> 'Out) with get, set
        abstract oncanplaythrough: (Event -> 'Out) with get, set
        abstract onchange: (Event -> 'Out) with get, set
        abstract onclick: (MouseEvent -> 'Out) with get, set
        abstract oncontextmenu: (PointerEvent -> 'Out) with get, set
        abstract oncopy: (DragEvent -> 'Out) with get, set
        abstract oncuechange: (Event -> 'Out) with get, set
        abstract oncut: (DragEvent -> 'Out) with get, set
        abstract ondblclick: (MouseEvent -> 'Out) with get, set
        abstract ondeactivate: (UIEvent -> 'Out) with get, set
        abstract ondrag: (DragEvent -> 'Out) with get, set
        abstract ondragend: (DragEvent -> 'Out) with get, set
        abstract ondragenter: (DragEvent -> 'Out) with get, set
        abstract ondragleave: (DragEvent -> 'Out) with get, set
        abstract ondragover: (DragEvent -> 'Out) with get, set
        abstract ondragstart: (DragEvent -> 'Out) with get, set
        abstract ondrop: (DragEvent -> 'Out) with get, set
        abstract ondurationchange: (Event -> 'Out) with get, set
        abstract onemptied: (Event -> 'Out) with get, set
        abstract onended: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onfocus: (FocusEvent -> 'Out) with get, set
        abstract oninput: (Event -> 'Out) with get, set
        abstract onkeydown: (KeyboardEvent -> 'Out) with get, set
        abstract onkeypress: (KeyboardEvent -> 'Out) with get, set
        abstract onkeyup: (KeyboardEvent -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onloadeddata: (Event -> 'Out) with get, set
        abstract onloadedmetadata: (Event -> 'Out) with get, set
        abstract onloadstart: (Event -> 'Out) with get, set
        abstract onmousedown: (MouseEvent -> 'Out) with get, set
        abstract onmouseenter: (MouseEvent -> 'Out) with get, set
        abstract onmouseleave: (MouseEvent -> 'Out) with get, set
        abstract onmousemove: (MouseEvent -> 'Out) with get, set
        abstract onmouseout: (MouseEvent -> 'Out) with get, set
        abstract onmouseover: (MouseEvent -> 'Out) with get, set
        abstract onmouseup: (MouseEvent -> 'Out) with get, set
        abstract onmousewheel: (MouseWheelEvent -> 'Out) with get, set
        abstract onmscontentzoom: (UIEvent -> 'Out) with get, set
        abstract onmsmanipulationstatechanged: (MSManipulationEvent -> 'Out) with get, set
        abstract onpaste: (DragEvent -> 'Out) with get, set
        abstract onpause: (Event -> 'Out) with get, set
        abstract onplay: (Event -> 'Out) with get, set
        abstract onplaying: (Event -> 'Out) with get, set
        abstract onprogress: (ProgressEvent -> 'Out) with get, set
        abstract onratechange: (Event -> 'Out) with get, set
        abstract onreset: (Event -> 'Out) with get, set
        abstract onscroll: (UIEvent -> 'Out) with get, set
        abstract onseeked: (Event -> 'Out) with get, set
        abstract onseeking: (Event -> 'Out) with get, set
        abstract onselect: (UIEvent -> 'Out) with get, set
        abstract onselectstart: (Event -> 'Out) with get, set
        abstract onstalled: (Event -> 'Out) with get, set
        abstract onsubmit: (Event -> 'Out) with get, set
        abstract onsuspend: (Event -> 'Out) with get, set
        abstract ontimeupdate: (Event -> 'Out) with get, set
        abstract onvolumechange: (Event -> 'Out) with get, set
        abstract onwaiting: (Event -> 'Out) with get, set
        abstract outerHTML: string with get, set
        abstract outerText: string with get, set
        abstract spellcheck: bool with get, set
        abstract style: CSSStyleDeclaration with get, set
        abstract tabIndex: float with get, set
        abstract title: string with get, set
        abstract blur: unit -> unit
        abstract click: unit -> unit
        abstract dragDrop: unit -> bool
        abstract focus: unit -> unit
        abstract insertAdjacentElement: position: string * insertedElement: Element -> Element
        abstract insertAdjacentHTML: where: string * html: string -> unit
        abstract insertAdjacentText: where: string * text: string -> unit
        abstract msGetInputContext: unit -> MSInputMethodContext
        abstract scrollIntoView: ?top: bool -> unit
        abstract setActive: unit -> unit
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLElementType =
        abstract prototype: HTMLElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLElement

    and [<AllowNullLiteral>] HTMLEmbedElement =
        inherit HTMLElement
        inherit GetSVGDocument
        /// Sets or retrieves the height of the object.
        abstract height: string with get, set
        abstract hidden: obj with get, set
        /// Gets or sets whether the DLNA PlayTo device is available.
        abstract msPlayToDisabled: bool with get, set
        /// Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server.
        abstract msPlayToPreferredSourceUri: string with get, set
        /// Gets or sets the primary DLNA PlayTo device.
        abstract msPlayToPrimary: bool with get, set
        /// Gets the source associated with the media element for use by the PlayToManager.
        abstract msPlayToSource: obj with get, set
        /// Sets or retrieves the frame name.
        abstract name: string with get, set
        /// Retrieves the palette used for the embedded document.
        abstract palette: string with get, set
        /// Retrieves the URL of the plug-in used to view an embedded document.
        abstract pluginspage: string with get, set
        abstract readyState: string with get, set
        /// Sets or retrieves a URL to be loaded by the object.
        abstract src: string with get, set
        /// Sets or retrieves the height and width units of the embed object.
        abstract units: string with get, set
        /// Sets or retrieves the width of the object.
        abstract width: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLEmbedElementType =
        abstract prototype: HTMLEmbedElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLEmbedElement

    and [<AllowNullLiteral>] HTMLFieldSetElement =
        inherit HTMLElement
        /// Sets or retrieves a value that indicates the table alignment.
        abstract align: string with get, set
        abstract disabled: bool with get, set
        /// Retrieves a reference to the form that the object is embedded in.
        abstract form: HTMLFormElement with get, set
        /// Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting.
        abstract validationMessage: string with get, set
        /// Returns a  ValidityState object that represents the validity states of an element.
        abstract validity: ValidityState with get, set
        /// Returns whether an element will successfully validate based on forms validation rules and constraints.
        abstract willValidate: bool with get, set
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        /// <param name="error">Sets a custom error message that is displayed when a form is submitted.</param>
        abstract setCustomValidity: error: string -> unit

    and [<AllowNullLiteral>] HTMLFieldSetElementType =
        abstract prototype: HTMLFieldSetElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLFieldSetElement

    and [<AllowNullLiteral>] HTMLFontElement =
        inherit HTMLElement
        inherit DOML2DeprecatedColorProperty
        inherit DOML2DeprecatedSizeProperty
        /// Sets or retrieves the current typeface family.
        abstract face: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLFontElementType =
        abstract prototype: HTMLFontElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLFontElement

    and [<AllowNullLiteral>] HTMLFormElement =
        inherit HTMLElement
        /// Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form.
        /// Sets or retrieves a comma-separated list of content types.
        abstract acceptCharset: string with get, set
        /// Sets or retrieves the URL to which the form content is sent for processing.
        abstract action: string with get, set
        /// Specifies whether autocomplete is applied to an editable text field.
        abstract autocomplete: string with get, set
        /// Retrieves a collection, in source order, of all controls in a given form.
        abstract elements: HTMLCollection with get, set
        /// Sets or retrieves the MIME encoding for the form.
        abstract encoding: string with get, set
        /// Sets or retrieves the encoding type for the form.
        abstract enctype: string with get, set
        /// Sets or retrieves the number of objects in a collection.
        abstract length: float with get, set
        /// Sets or retrieves how to send the form data to the server.
        abstract ``method``: string with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set
        /// Designates a form that is not validated when submitted.
        abstract noValidate: bool with get, set
        /// Sets or retrieves the window or frame at which to target content.
        abstract target: string with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: name: string -> obj with get, set
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        /// <summary>Retrieves a form object or an object from an elements collection.</summary>
        /// <param name="name">Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made.</param>
        /// <param name="index">Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned.</param>
        abstract item: ?name: obj * ?index: obj -> obj
        /// Sets or retrieves the name of the object.
        /// Retrieves a select object or an object from an options collection.
        abstract namedItem: name: string -> obj
        /// Fires when the user resets a form.
        abstract reset: unit -> unit
        /// Fires when a FORM is about to be submitted.
        abstract submit: unit -> unit

    and [<AllowNullLiteral>] HTMLFormElementType =
        abstract prototype: HTMLFormElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLFormElement

    and [<AllowNullLiteral>] HTMLFrameElement =
        inherit HTMLElement
        inherit GetSVGDocument
        /// Specifies the properties of a border drawn around an object.
        abstract border: string with get, set
        /// Sets or retrieves the border color of the object.
        /// Specifies the properties of a border drawn around an object.
        abstract borderColor: obj with get, set
        /// Retrieves the document object of the page or frame.
        abstract contentDocument: Document with get, set
        /// Retrieves the object of the specified.
        abstract contentWindow: Window with get, set
        /// Sets or retrieves whether to display a border for the frame.
        /// Sets or retrieves the way the border frame around the table is displayed.
        abstract frameBorder: string with get, set
        /// Sets or retrieves the amount of additional space between the frames.
        abstract frameSpacing: obj with get, set
        /// Sets or retrieves the height of the object.
        abstract height: U2<string, float> with get, set
        /// Sets or retrieves a URI to a long description of the object.
        abstract longDesc: string with get, set
        /// Sets or retrieves the top and bottom margin heights before displaying the text in a frame.
        abstract marginHeight: string with get, set
        /// Sets or retrieves the left and right margin widths before displaying the text in a frame.
        abstract marginWidth: string with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set
        /// Sets or retrieves whether the user can resize the frame.
        abstract noResize: bool with get, set
        abstract onload: (Event -> 'Out) with get, set
        /// Sets or retrieves whether the frame can be scrolled.
        abstract scrolling: string with get, set
        abstract security: obj with get, set
        /// Sets or retrieves a URL to be loaded by the object.
        abstract src: string with get, set
        /// Sets or retrieves the width of the object.
        abstract width: U2<string, float> with get, set
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLFrameElementType =
        abstract prototype: HTMLFrameElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLFrameElement

    and [<AllowNullLiteral>] HTMLFrameSetElement =
        inherit HTMLElement
        /// Sets or retrieves the width of the border to draw around the object.
        abstract border: string with get, set
        /// Sets or retrieves the border color of the object.
        /// Sets or retrieves the width of the border to draw around the object.
        abstract borderColor: obj with get, set
        /// Sets or retrieves the frame widths of the object.
        abstract cols: string with get, set
        /// Sets or retrieves whether to display a border for the frame.
        abstract frameBorder: string with get, set
        /// Sets or retrieves the amount of additional space between the frames.
        abstract frameSpacing: obj with get, set
        /// Sets or retrieves the value specified in the content attribute of the meta object.
        abstract name: string with get, set
        abstract onafterprint: (Event -> 'Out) with get, set
        abstract onbeforeprint: (Event -> 'Out) with get, set
        abstract onbeforeunload: (BeforeUnloadEvent -> 'Out) with get, set
        abstract onblur: (FocusEvent -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onfocus: (FocusEvent -> 'Out) with get, set
        abstract onhashchange: (HashChangeEvent -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onmessage: (MessageEvent -> 'Out) with get, set
        abstract onoffline: (Event -> 'Out) with get, set
        abstract ononline: (Event -> 'Out) with get, set
        abstract onorientationchange: (Event -> 'Out) with get, set
        abstract onpagehide: (PageTransitionEvent -> 'Out) with get, set
        abstract onpageshow: (PageTransitionEvent -> 'Out) with get, set
        abstract onresize: (UIEvent -> 'Out) with get, set
        abstract onstorage: (StorageEvent -> 'Out) with get, set
        abstract onunload: (Event -> 'Out) with get, set
        /// Sets or retrieves the frame heights of the object.
        abstract rows: string with get, set
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeprint',$1...)")>] abstract addEventListener_beforeprint: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeunload',$1...)")>] abstract addEventListener_beforeunload: listener: (BeforeUnloadEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('hashchange',$1...)")>] abstract addEventListener_hashchange: listener: (HashChangeEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('message',$1...)")>] abstract addEventListener_message: listener: (MessageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('offline',$1...)")>] abstract addEventListener_offline: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('online',$1...)")>] abstract addEventListener_online: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('orientationchange',$1...)")>] abstract addEventListener_orientationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pagehide',$1...)")>] abstract addEventListener_pagehide: listener: (PageTransitionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pageshow',$1...)")>] abstract addEventListener_pageshow: listener: (PageTransitionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('resize',$1...)")>] abstract addEventListener_resize: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('storage',$1...)")>] abstract addEventListener_storage: listener: (StorageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('unload',$1...)")>] abstract addEventListener_unload: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLFrameSetElementType =
        abstract prototype: HTMLFrameSetElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLFrameSetElement

    and [<AllowNullLiteral>] HTMLHRElement =
        inherit HTMLElement
        inherit DOML2DeprecatedColorProperty
        inherit DOML2DeprecatedSizeProperty
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        /// Sets or retrieves whether the horizontal rule is drawn with 3-D shading.
        abstract noShade: bool with get, set
        /// Sets or retrieves the width of the object.
        abstract width: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLHRElementType =
        abstract prototype: HTMLHRElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLHRElement

    and [<AllowNullLiteral>] HTMLHeadElement =
        inherit HTMLElement
        abstract profile: string with get, set

    and [<AllowNullLiteral>] HTMLHeadElementType =
        abstract prototype: HTMLHeadElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLHeadElement

    and [<AllowNullLiteral>] HTMLHeadingElement =
        inherit HTMLElement
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        abstract clear: string with get, set

    and [<AllowNullLiteral>] HTMLHeadingElementType =
        abstract prototype: HTMLHeadingElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLHeadingElement

    and [<AllowNullLiteral>] HTMLHtmlElement =
        inherit HTMLElement
        /// Sets or retrieves the DTD version that governs the current document.
        abstract version: string with get, set

    and [<AllowNullLiteral>] HTMLHtmlElementType =
        abstract prototype: HTMLHtmlElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLHtmlElement

    and [<AllowNullLiteral>] HTMLIFrameElement =
        inherit HTMLElement
        inherit GetSVGDocument
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        abstract allowFullscreen: bool with get, set
        abstract border: string with get, set
        /// Retrieves the document object of the page or frame.
        abstract contentDocument: Document with get, set
        /// Retrieves the object of the specified.
        abstract contentWindow: Window with get, set
        /// Sets or retrieves whether to display a border for the frame.
        abstract frameBorder: string with get, set
        /// Sets or retrieves the amount of additional space between the frames.
        abstract frameSpacing: obj with get, set
        /// Sets or retrieves the height of the object.
        abstract height: string with get, set
        /// Sets or retrieves the width of the border to draw around the object.
        abstract hspace: float with get, set
        /// Sets or retrieves a URI to a long description of the object.
        abstract longDesc: string with get, set
        /// Sets or retrieves the top and bottom margin heights before displaying the text in a frame.
        abstract marginHeight: string with get, set
        /// Sets or retrieves the left and right margin widths before displaying the text in a frame.
        abstract marginWidth: string with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set
        /// Sets or retrieves whether the user can resize the frame.
        abstract noResize: bool with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract sandbox: DOMSettableTokenList with get, set
        /// Sets or retrieves whether the frame can be scrolled.
        abstract scrolling: string with get, set
        abstract security: obj with get, set
        /// Sets or retrieves a URL to be loaded by the object.
        abstract src: string with get, set
        /// Sets or retrieves the vertical margin for the object.
        abstract vspace: float with get, set
        /// Sets or retrieves the width of the object.
        abstract width: string with get, set
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLIFrameElementType =
        abstract prototype: HTMLIFrameElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLIFrameElement

    and [<AllowNullLiteral>] HTMLImageElement =
        inherit HTMLElement
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        /// Sets or retrieves a text alternative to the graphic.
        abstract alt: string with get, set
        abstract border: string with get, set
        /// Retrieves whether the object is fully loaded.
        abstract complete: bool with get, set
        abstract crossOrigin: string with get, set
        /// Gets the address or URL of the current media resource that is selected by IHTMLMediaElement.
        abstract currentSrc: string with get, set
        /// Sets or retrieves the height of the object.
        abstract height: float with get, set
        /// Sets or retrieves the width of the border to draw around the object.
        abstract hspace: float with get, set
        /// Sets or retrieves whether the image is a server-side image map.
        abstract isMap: bool with get, set
        /// Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object.
        abstract longDesc: string with get, set
        /// Gets or sets whether the DLNA PlayTo device is available.
        abstract msPlayToDisabled: bool with get, set
        /// Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server.
        abstract msPlayToPreferredSourceUri: string with get, set
        /// Gets or sets the primary DLNA PlayTo device.
        abstract msPlayToPrimary: bool with get, set
        /// Gets the source associated with the media element for use by the PlayToManager.
        abstract msPlayToSource: obj with get, set
        /// Sets or retrieves the name of an input parameter for an element.
        abstract name: string with get, set
        /// The original height of the image resource before sizing.
        abstract naturalHeight: float with get, set
        /// The original width of the image resource before sizing.
        abstract naturalWidth: float with get, set
        /// The address or URL of the a media resource that is to be considered.
        abstract src: string with get, set
        /// The address or URL of the a media resource that is to be considered.
        abstract srcset: string with get, set
        /// Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map.
        abstract useMap: string with get, set
        /// Sets or retrieves the vertical margin for the object.
        abstract vspace: float with get, set
        /// Sets or retrieves the width of the object.
        abstract width: float with get, set
        abstract x: float with get, set
        abstract y: float with get, set
        abstract msGetAsCastingSource: unit -> obj

    and [<AllowNullLiteral>] HTMLImageElementType =
        abstract prototype: HTMLImageElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLImageElement
        abstract create: unit -> HTMLImageElement

    and [<AllowNullLiteral>] HTMLInputElement =
        inherit HTMLElement
        abstract accept: string with get, set
        /// Retrieves a reference to the form that the object is embedded in.
        abstract align: string with get, set
        /// Sets or retrieves a text alternative to the graphic.
        abstract alt: string with get, set
        /// Specifies whether autocomplete is applied to an editable text field.
        abstract autocomplete: string with get, set
        /// Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing.
        abstract autofocus: bool with get, set
        abstract border: string with get, set
        /// Sets or retrieves the state of the check box or radio button.
        abstract ``checked``: bool with get, set
        /// Retrieves whether the object is fully loaded.
        abstract complete: bool with get, set
        /// Sets or retrieves the state of the check box or radio button.
        abstract defaultChecked: bool with get, set
        /// Sets or retrieves the initial contents of the object.
        abstract defaultValue: string with get, set
        abstract disabled: bool with get, set
        /// Returns a FileList object on a file type input object.
        abstract files: FileList with get, set
        /// Retrieves a reference to the form that the object is embedded in.
        abstract form: HTMLFormElement with get, set
        /// Overrides the action attribute (where the data on a form is sent) on the parent form element.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formAction: string with get, set
        /// Used to override the encoding (formEnctype attribute) specified on the form element.
        /// Retrieves a reference to the form that the object is embedded in.
        abstract formEnctype: string with get, set
        /// Overrides the submit method attribute previously specified on a form element.
        abstract formMethod: string with get, set
        /// Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option.
        abstract formNoValidate: string with get, set
        /// Overrides the target attribute on a form element.
        abstract formTarget: string with get, set
        /// Sets or retrieves the height of the object.
        abstract height: string with get, set
        abstract hspace: float with get, set
        abstract indeterminate: bool with get, set
        /// Specifies the ID of a pre-defined datalist of options for an input element.
        abstract list: HTMLElement with get, set
        /// Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field.
        abstract max: string with get, set
        /// Sets or retrieves the maximum number of characters that the user can enter in a text control.
        /// Defines the maximum, or "done" value for a progress element.
        abstract maxLength: float with get, set
        /// Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field.
        abstract min: string with get, set
        /// Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list.
        abstract multiple: bool with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set
        /// Gets or sets a string containing a regular expression that the user's input must match.
        abstract pattern: string with get, set
        /// Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field.
        abstract placeholder: string with get, set
        /// Sets or retrieves the value indicated whether the content of the object is read-only.
        abstract readOnly: bool with get, set
        /// When present, marks an element that can't be submitted without a value.
        abstract required: bool with get, set
        /// Gets or sets the end position or offset of a text selection.
        /// Makes the selection equal to the current object.
        abstract selectionEnd: float with get, set
        /// Gets or sets the starting position or offset of a text selection.
        /// Highlights the input area of a form element.
        abstract selectionStart: float with get, set
        /// Sets or retrieves the number of rows in the list box.
        abstract size: float with get, set
        /// The address or URL of the a media resource that is to be considered.
        abstract src: string with get, set
        abstract status: bool with get, set
        /// Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field.
        abstract step: string with get, set
        /// Sets or retrieves the MIME type of the object.
        abstract ``type``: string with get, set
        /// Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map.
        abstract useMap: string with get, set
        /// Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting.
        abstract validationMessage: string with get, set
        /// Returns a  ValidityState object that represents the validity states of an element.
        abstract validity: ValidityState with get, set
        /// Returns the value of the data at the cursor's current position.
        abstract value: string with get, set
        /// Sets or retrieves the value of a list item.
        abstract valueAsDate: DateTime with get, set
        /// Returns the input field value as a number.
        /// Sets or retrieves the value which is returned to the server when the form control is submitted.
        abstract valueAsNumber: float with get, set
        abstract vspace: float with get, set
        /// Sets or gets a value that you can use to implement your own width functionality for the object.
        abstract width: string with get, set
        /// Returns whether an element will successfully validate based on forms validation rules and constraints.
        abstract willValidate: bool with get, set
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        abstract createTextRange: unit -> TextRange
        abstract select: unit -> unit
        /// <summary>Sets a custom error message that is displayed when a form is submitted.</summary>
        /// <param name="error">Sets a custom error message that is displayed when a form is submitted.</param>
        abstract setCustomValidity: error: string -> unit
        /// <summary>Sets the start and end positions of a selection in a text field.</summary>
        /// <param name="start">The offset into the text field for the start of the selection.</param>
        /// <param name="end">The offset into the text field for the end of the selection.</param>
        abstract setSelectionRange: start: float * ``end``: float -> unit
        /// <summary>Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value.</summary>
        /// <param name="n">Value to decrement the value by.</param>
        abstract stepDown: ?n: float -> unit
        /// <summary>Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value.</summary>
        /// <param name="n">Value to increment the value by.</param>
        abstract stepUp: ?n: float -> unit

    and [<AllowNullLiteral>] HTMLInputElementType =
        abstract prototype: HTMLInputElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLInputElement

    and [<AllowNullLiteral>] HTMLIsIndexElement =
        inherit HTMLElement
        abstract action: string with get, set
        abstract form: HTMLFormElement with get, set
        abstract prompt: string with get, set

    and [<AllowNullLiteral>] HTMLIsIndexElementType =
        abstract prototype: HTMLIsIndexElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLIsIndexElement

    and [<AllowNullLiteral>] HTMLLIElement =
        inherit HTMLElement
        /// Sets or retrieves the MIME type of the object.
        abstract ``type``: string with get, set
        /// Sets or retrieves the value which is returned to the server when the form control is submitted.
        abstract value: float with get, set

    and [<AllowNullLiteral>] HTMLLIElementType =
        abstract prototype: HTMLLIElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLLIElement

    and [<AllowNullLiteral>] HTMLLabelElement =
        inherit HTMLElement
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the object to which the given label object is assigned.
        abstract htmlFor: string with get, set

    and [<AllowNullLiteral>] HTMLLabelElementType =
        abstract prototype: HTMLLabelElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLLabelElement

    and [<AllowNullLiteral>] HTMLLegendElement =
        inherit HTMLElement
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        abstract form: HTMLFormElement with get, set

    and [<AllowNullLiteral>] HTMLLegendElementType =
        abstract prototype: HTMLLegendElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLLegendElement

    and [<AllowNullLiteral>] HTMLLinkElement =
        inherit HTMLElement
        inherit LinkStyle
        /// Sets or retrieves the character set used to encode the object.
        abstract charset: string with get, set
        abstract disabled: bool with get, set
        abstract href: string with get, set
        /// Sets or retrieves the language code of the object.
        abstract hreflang: string with get, set
        /// Sets or retrieves the media type.
        abstract media: string with get, set
        abstract rel: string with get, set
        /// Sets or retrieves the relationship between the object and the destination of the link.
        abstract rev: string with get, set
        /// Sets or retrieves the window or frame at which to target content.
        abstract target: string with get, set
        /// Sets or retrieves the content type of the resource designated by the value attribute.
        abstract ``type``: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLLinkElementType =
        abstract prototype: HTMLLinkElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLLinkElement

    and [<AllowNullLiteral>] HTMLMapElement =
        inherit HTMLElement
        /// Retrieves a collection of the area objects defined for the given map object.
        abstract areas: HTMLAreasCollection with get, set
        /// Sets or retrieves the name of the object.
        abstract name: string with get, set

    and [<AllowNullLiteral>] HTMLMapElementType =
        abstract prototype: HTMLMapElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLMapElement

    and [<AllowNullLiteral>] HTMLMarqueeElement =
        inherit HTMLElement
        abstract behavior: string with get, set
        abstract bgColor: obj with get, set
        abstract direction: string with get, set
        /// Sets or retrieves the height of the object.
        abstract height: string with get, set
        abstract hspace: float with get, set
        /// Gets or sets a flag to specify whether playback should restart after it completes.
        abstract loop: float with get, set
        abstract onbounce: (Event -> 'Out) with get, set
        abstract onfinish: (Event -> 'Out) with get, set
        abstract onstart: (Event -> 'Out) with get, set
        abstract scrollAmount: float with get, set
        abstract scrollDelay: float with get, set
        abstract trueSpeed: bool with get, set
        abstract vspace: float with get, set
        /// Sets or retrieves the width of the object.
        abstract width: string with get, set
        /// The starting number.
        abstract start: unit -> unit
        abstract stop: unit -> unit
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('bounce',$1...)")>] abstract addEventListener_bounce: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('finish',$1...)")>] abstract addEventListener_finish: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('start',$1...)")>] abstract addEventListener_start: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLMarqueeElementType =
        abstract prototype: HTMLMarqueeElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLMarqueeElement

    and [<AllowNullLiteral>] HTMLMediaElement =
        inherit HTMLElement
        /// Returns an AudioTrackList object with the audio tracks for a given video element.
        abstract audioTracks: AudioTrackList with get, set
        /// Gets or sets a value that indicates whether to start playing the media automatically.
        abstract autoplay: bool with get, set
        /// Gets a collection of buffered time ranges.
        abstract buffered: TimeRanges with get, set
        /// Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player).
        abstract controls: bool with get, set
        abstract currentSrc: string with get, set
        /// Gets or sets the current playback position, in seconds.
        abstract currentTime: float with get, set
        abstract defaultMuted: bool with get, set
        /// Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource.
        abstract defaultPlaybackRate: float with get, set
        /// Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming.
        abstract duration: float with get, set
        /// Gets information about whether the playback has ended or not.
        abstract ended: bool with get, set
        /// Returns an object representing the current error state of the audio or video element.
        abstract error: MediaError with get, set
        abstract loop: bool with get, set
        /// Specifies the purpose of the audio or video media, such as background audio or alerts.
        abstract msAudioCategory: string with get, set
        /// Specifies the output device id that the audio will be sent to.
        abstract msAudioDeviceType: string with get, set
        abstract msGraphicsTrustStatus: MSGraphicsTrust with get, set
        /// Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element.
        abstract msKeys: MSMediaKeys with get, set
        /// Gets or sets whether the DLNA PlayTo device is available.
        abstract msPlayToDisabled: bool with get, set
        /// Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server.
        abstract msPlayToPreferredSourceUri: string with get, set
        /// Gets or sets the primary DLNA PlayTo device.
        abstract msPlayToPrimary: bool with get, set
        /// Gets the source associated with the media element for use by the PlayToManager.
        abstract msPlayToSource: obj with get, set
        /// Specifies whether or not to enable low-latency playback on the media element.
        abstract msRealTime: bool with get, set
        /// Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted.
        abstract muted: bool with get, set
        /// Gets the current network activity for the element.
        abstract networkState: float with get, set
        abstract onmsneedkey: (MSMediaKeyNeededEvent -> 'Out) with get, set
        /// Gets a flag that specifies whether playback is paused.
        /// Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not.
        abstract paused: bool with get, set
        /// Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource.
        /// Loads and starts playback of a media resource.
        abstract playbackRate: float with get, set
        /// Gets TimeRanges for the current media resource that has been played.
        abstract played: TimeRanges with get, set
        /// Gets or sets the current playback position, in seconds.
        abstract preload: string with get, set
        abstract readyState: float with get, set
        /// Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked.
        abstract seekable: TimeRanges with get, set
        /// Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource.
        abstract seeking: bool with get, set
        /// Retrieves the URL to an external file that contains the source code or data.
        abstract src: string with get, set
        /// Sets or retrieves the text string specified by the option tag.
        abstract textTracks: TextTrackList with get, set
        abstract videoTracks: VideoTrackList with get, set
        /// Gets or sets the volume level for audio portions of the media element.
        abstract volume: float with get, set
        abstract HAVE_CURRENT_DATA: float with get, set
        abstract HAVE_ENOUGH_DATA: float with get, set
        abstract HAVE_FUTURE_DATA: float with get, set
        abstract HAVE_METADATA: float with get, set
        abstract HAVE_NOTHING: float with get, set
        abstract NETWORK_EMPTY: float with get, set
        abstract NETWORK_IDLE: float with get, set
        abstract NETWORK_LOADING: float with get, set
        abstract NETWORK_NO_SOURCE: float with get, set
        abstract addTextTrack: kind: string * ?label: string * ?language: string -> TextTrack
        /// Returns a string that specifies whether the client can play a given media resource type.
        abstract canPlayType: ``type``: string -> string
        /// Resets the audio or video object and loads a new media resource.
        abstract load: unit -> unit
        /// Clears all effects from the media pipeline.
        abstract msClearEffects: unit -> unit
        abstract msGetAsCastingSource: unit -> obj
        /// Inserts the specified audio effect into media pipeline.
        abstract msInsertAudioEffect: activatableClassId: string * effectRequired: bool * ?config: obj -> unit
        abstract msSetMediaKeys: mediaKeys: MSMediaKeys -> unit
        /// Specifies the media protection manager for a given media pipeline.
        abstract msSetMediaProtectionManager: ?mediaProtectionManager: obj -> unit
        abstract pause: unit -> unit
        abstract play: unit -> unit
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('msneedkey',$1...)")>] abstract addEventListener_msneedkey: listener: (MSMediaKeyNeededEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLMediaElementType =
        abstract prototype: HTMLMediaElement with get, set
        abstract HAVE_CURRENT_DATA: float with get, set
        abstract HAVE_ENOUGH_DATA: float with get, set
        abstract HAVE_FUTURE_DATA: float with get, set
        abstract HAVE_METADATA: float with get, set
        abstract HAVE_NOTHING: float with get, set
        abstract NETWORK_EMPTY: float with get, set
        abstract NETWORK_IDLE: float with get, set
        abstract NETWORK_LOADING: float with get, set
        abstract NETWORK_NO_SOURCE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLMediaElement

    and [<AllowNullLiteral>] HTMLMenuElement =
        inherit HTMLElement
        abstract compact: bool with get, set
        /// Sets or retrieves the MIME type for the associated scripting engine.
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] HTMLMenuElementType =
        abstract prototype: HTMLMenuElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLMenuElement

    and [<AllowNullLiteral>] HTMLMetaElement =
        inherit HTMLElement
        /// Sets or retrieves the character set used to encode the object.
        abstract charset: string with get, set
        abstract content: string with get, set
        /// Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header.
        abstract httpEquiv: string with get, set
        abstract name: string with get, set
        /// Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object.
        abstract scheme: string with get, set
        /// Sets or retrieves the URL property that will be loaded after the specified time has elapsed.
        abstract url: string with get, set

    and [<AllowNullLiteral>] HTMLMetaElementType =
        abstract prototype: HTMLMetaElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLMetaElement

    and [<AllowNullLiteral>] HTMLModElement =
        inherit HTMLElement
        /// Sets or retrieves reference information about the object.
        abstract cite: string with get, set
        /// Sets or retrieves the date and time of a modification to the object.
        abstract dateTime: string with get, set

    and [<AllowNullLiteral>] HTMLModElementType =
        abstract prototype: HTMLModElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLModElement

    and [<AllowNullLiteral>] HTMLNextIdElement =
        inherit HTMLElement
        abstract n: string with get, set

    and [<AllowNullLiteral>] HTMLNextIdElementType =
        abstract prototype: HTMLNextIdElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLNextIdElement

    and [<AllowNullLiteral>] HTMLOListElement =
        inherit HTMLElement
        abstract compact: bool with get, set
        abstract start: float with get, set
        /// Retrieves the type of select control based on the value of the MULTIPLE attribute.
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] HTMLOListElementType =
        abstract prototype: HTMLOListElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLOListElement

    and [<AllowNullLiteral>] HTMLObjectElement =
        inherit HTMLElement
        inherit GetSVGDocument
        /// Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element.
        abstract BaseHref: string with get, set
        /// Sets or retrieves the alignment of the caption or legend.
        abstract align: string with get, set
        abstract alt: string with get, set
        /// Gets or sets the optional alternative HTML script to execute if the object fails to load.
        abstract altHtml: string with get, set
        /// Sets or retrieves a character string that can be used to implement your own archive functionality for the object.
        abstract archive: string with get, set
        abstract border: string with get, set
        abstract code: string with get, set
        /// Sets or retrieves the URL of the component.
        abstract codeBase: string with get, set
        /// Sets or retrieves the Internet media type for the code associated with the object.
        abstract codeType: string with get, set
        /// Retrieves the document object of the page or frame.
        abstract contentDocument: Document with get, set
        abstract data: string with get, set
        abstract declare: bool with get, set
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the height of the object.
        abstract height: string with get, set
        abstract hspace: float with get, set
        /// Gets or sets whether the DLNA PlayTo device is available.
        abstract msPlayToDisabled: bool with get, set
        abstract msPlayToPreferredSourceUri: string with get, set
        /// Gets or sets the primary DLNA PlayTo device.
        abstract msPlayToPrimary: bool with get, set
        /// Gets the source associated with the media element for use by the PlayToManager.
        abstract msPlayToSource: obj with get, set
        abstract name: string with get, set
        abstract ``object``: obj with get, set
        abstract readyState: float with get, set
        /// Sets or retrieves a message to be displayed while an object is loading.
        abstract standby: string with get, set
        /// Gets or sets the MIME type of a media resource.
        abstract ``type``: string with get, set
        /// Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map.
        abstract useMap: string with get, set
        /// Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting.
        abstract validationMessage: string with get, set
        /// Returns a  ValidityState object that represents the validity states of an element.
        abstract validity: ValidityState with get, set
        abstract vspace: float with get, set
        /// Sets or retrieves the width of the object.
        abstract width: string with get, set
        /// Returns whether an element will successfully validate based on forms validation rules and constraints.
        abstract willValidate: bool with get, set
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        /// <param name="error">Sets a custom error message that is displayed when a form is submitted.</param>
        abstract setCustomValidity: error: string -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLObjectElementType =
        abstract prototype: HTMLObjectElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLObjectElement

    and [<AllowNullLiteral>] HTMLOptGroupElement =
        inherit HTMLElement
        /// Sets or retrieves the status of an option.
        abstract defaultSelected: bool with get, set
        abstract disabled: bool with get, set
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the ordinal position of an option in a list box.
        abstract index: float with get, set
        /// Sets or retrieves a value that you can use to implement your own label functionality for the object.
        abstract label: string with get, set
        /// Sets or retrieves whether the option in the list box is the default item.
        abstract selected: bool with get, set
        /// Retrieves or sets the text of the object as a string.
        abstract text: string with get, set
        /// Sets or retrieves the value of an input parameter for an element.
        abstract value: string with get, set

    and [<AllowNullLiteral>] HTMLOptGroupElementType =
        abstract prototype: HTMLOptGroupElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLOptGroupElement

    and [<AllowNullLiteral>] HTMLOptionElement =
        inherit HTMLElement
        /// Sets or retrieves the status of an option.
        abstract defaultSelected: bool with get, set
        abstract disabled: bool with get, set
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the ordinal position of an option in a list box.
        abstract index: float with get, set
        /// Sets or retrieves a value that you can use to implement your own label functionality for the object.
        abstract label: string with get, set
        /// Sets or retrieves whether the option in the list box is the default item.
        abstract selected: bool with get, set
        /// Retrieves or sets the text of the object as a string.
        abstract text: string with get, set
        /// Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value.
        abstract value: string with get, set

    and [<AllowNullLiteral>] HTMLOptionElementType =
        abstract prototype: HTMLOptionElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLOptionElement
        abstract create: unit -> HTMLOptionElement

    and [<AllowNullLiteral>] HTMLParagraphElement =
        inherit HTMLElement
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        abstract clear: string with get, set

    and [<AllowNullLiteral>] HTMLParagraphElementType =
        abstract prototype: HTMLParagraphElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLParagraphElement

    and [<AllowNullLiteral>] HTMLParamElement =
        inherit HTMLElement
        abstract name: string with get, set
        /// Retrieves the CSS language in which the style sheet is written.
        abstract ``type``: string with get, set
        /// Sets or retrieves the value which is returned to the server when the form control is submitted.
        abstract value: string with get, set
        /// Sets or retrieves the data type of the value attribute.
        /// Retrieves or sets the text in the entry field of the textArea element.
        abstract valueType: string with get, set

    and [<AllowNullLiteral>] HTMLParamElementType =
        abstract prototype: HTMLParamElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLParamElement

    and [<AllowNullLiteral>] HTMLPhraseElement =
        inherit HTMLElement
        abstract cite: string with get, set
        abstract dateTime: string with get, set

    and [<AllowNullLiteral>] HTMLPhraseElementType =
        abstract prototype: HTMLPhraseElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLPhraseElement

    and [<AllowNullLiteral>] HTMLPreElement =
        inherit HTMLElement
        abstract cite: string with get, set
        abstract clear: string with get, set
        /// Sets or retrieves the width of the object.
        abstract width: float with get, set

    and [<AllowNullLiteral>] HTMLPreElementType =
        abstract prototype: HTMLPreElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLPreElement

    and [<AllowNullLiteral>] HTMLProgressElement =
        inherit HTMLElement
        abstract form: HTMLFormElement with get, set
        abstract max: float with get, set
        /// Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar).
        abstract position: float with get, set
        abstract value: float with get, set

    and [<AllowNullLiteral>] HTMLProgressElementType =
        abstract prototype: HTMLProgressElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLProgressElement

    and [<AllowNullLiteral>] HTMLQuoteElement =
        inherit HTMLElement
        abstract cite: string with get, set
        abstract dateTime: string with get, set

    and [<AllowNullLiteral>] HTMLQuoteElementType =
        abstract prototype: HTMLQuoteElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLQuoteElement

    and [<AllowNullLiteral>] HTMLScriptElement =
        inherit HTMLElement
        abstract async: bool with get, set
        /// Sets or retrieves the character set used to encode the object.
        abstract charset: string with get, set
        /// Sets or retrieves the status of the script.
        abstract defer: bool with get, set
        /// Sets or retrieves the event for which the script is written.
        abstract ``event``: string with get, set
        /// Sets or retrieves the object that is bound to the event script.
        abstract htmlFor: string with get, set
        /// The address or URL of the a media resource that is to be considered.
        abstract src: string with get, set
        abstract text: string with get, set
        /// Retrieves the type of control.
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] HTMLScriptElementType =
        abstract prototype: HTMLScriptElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLScriptElement

    and [<AllowNullLiteral>] HTMLSelectElement =
        inherit HTMLElement
        /// Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing.
        abstract autofocus: bool with get, set
        abstract disabled: bool with get, set
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the number of objects in a collection.
        abstract length: float with get, set
        /// Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list.
        abstract multiple: bool with get, set
        abstract name: string with get, set
        abstract options: HTMLCollection with get, set
        /// When present, marks an element that can't be submitted without a value.
        abstract required: bool with get, set
        /// Sets or retrieves the index of the selected option in a select object.
        abstract selectedIndex: float with get, set
        abstract size: float with get, set
        abstract ``type``: string with get, set
        /// Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting.
        abstract validationMessage: string with get, set
        /// Returns a  ValidityState object that represents the validity states of an element.
        abstract validity: ValidityState with get, set
        abstract value: string with get, set
        /// Returns whether an element will successfully validate based on forms validation rules and constraints.
        abstract willValidate: bool with get, set
        abstract selectedOptions: HTMLCollection with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: name: string -> obj with get, set
        abstract add: element: HTMLElement * ?before: U2<HTMLElement, float> -> unit
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        /// <param name="name">Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made.</param>
        /// <param name="index">Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned.</param>
        abstract item: ?name: obj * ?index: obj -> obj
        abstract namedItem: name: string -> obj
        /// <param name="index">Number that specifies the zero-based index of the element to remove from the collection.</param>
        abstract remove: ?index: float -> unit
        /// <summary>Sets a custom error message that is displayed when a form is submitted.</summary>
        /// <param name="error">Sets a custom error message that is displayed when a form is submitted.</param>
        abstract setCustomValidity: error: string -> unit

    and [<AllowNullLiteral>] HTMLSelectElementType =
        abstract prototype: HTMLSelectElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLSelectElement

    and [<AllowNullLiteral>] HTMLSourceElement =
        inherit HTMLElement
        /// Gets or sets the intended media type of the media source.
        abstract media: string with get, set
        abstract msKeySystem: string with get, set
        abstract src: string with get, set
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] HTMLSourceElementType =
        abstract prototype: HTMLSourceElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLSourceElement

    and [<AllowNullLiteral>] HTMLSpanElement =
        inherit HTMLElement


    and [<AllowNullLiteral>] HTMLSpanElementType =
        abstract prototype: HTMLSpanElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLSpanElement

    and [<AllowNullLiteral>] HTMLStyleElement =
        inherit HTMLElement
        inherit LinkStyle
        /// Sets or retrieves the media type.
        abstract media: string with get, set
        abstract ``type``: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLStyleElementType =
        abstract prototype: HTMLStyleElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLStyleElement

    and [<AllowNullLiteral>] HTMLTableCaptionElement =
        inherit HTMLElement
        /// Sets or retrieves the alignment of the object relative to the display or table.
        abstract align: string with get, set
        /// Sets or retrieves whether the caption appears at the top or bottom of the table.
        abstract vAlign: string with get, set

    and [<AllowNullLiteral>] HTMLTableCaptionElementType =
        abstract prototype: HTMLTableCaptionElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableCaptionElement

    and [<AllowNullLiteral>] HTMLTableCellElement =
        inherit HTMLElement
        inherit HTMLTableAlignment
        /// Sets or retrieves abbreviated text for the object.
        abstract abbr: string with get, set
        /// Sets or retrieves a value that indicates the table alignment.
        abstract align: string with get, set
        /// Sets or retrieves a comma-delimited list of conceptual categories associated with the object.
        abstract axis: string with get, set
        abstract bgColor: obj with get, set
        /// Retrieves the position of the object in the cells collection of a row.
        abstract cellIndex: float with get, set
        /// Sets or retrieves the number columns in the table that the object should span.
        abstract colSpan: float with get, set
        /// Sets or retrieves a list of header cells that provide information for the object.
        abstract headers: string with get, set
        /// Sets or retrieves the height of the object.
        abstract height: obj with get, set
        abstract noWrap: bool with get, set
        /// Sets or retrieves how many rows in a table the cell should span.
        abstract rowSpan: float with get, set
        /// Sets or retrieves the group of cells in a table to which the object's information applies.
        abstract scope: string with get, set
        /// Gets or sets the width of the video element.
        abstract width: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLTableCellElementType =
        abstract prototype: HTMLTableCellElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableCellElement

    and [<AllowNullLiteral>] HTMLTableColElement =
        inherit HTMLElement
        inherit HTMLTableAlignment
        /// Sets or retrieves how the object is aligned with adjacent text.
        abstract align: string with get, set
        /// Sets or retrieves the number of columns in the group.
        abstract span: float with get, set
        abstract width: obj with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLTableColElementType =
        abstract prototype: HTMLTableColElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableColElement

    and [<AllowNullLiteral>] HTMLTableDataCellElement =
        inherit HTMLTableCellElement


    and [<AllowNullLiteral>] HTMLTableDataCellElementType =
        abstract prototype: HTMLTableDataCellElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableDataCellElement

    and [<AllowNullLiteral>] HTMLTableElement =
        inherit HTMLElement
        /// Sets or retrieves a value that indicates the table alignment.
        abstract align: string with get, set
        abstract bgColor: obj with get, set
        abstract border: string with get, set
        /// Sets or retrieves the border color of the object.
        abstract borderColor: obj with get, set
        /// Retrieves the caption object of a table.
        abstract caption: HTMLTableCaptionElement with get, set
        /// Sets or retrieves the amount of space between the border of the cell and the content of the cell.
        abstract cellPadding: string with get, set
        /// Sets or retrieves the amount of space between cells in a table.
        abstract cellSpacing: string with get, set
        /// Sets or retrieves the number of columns in the table.
        abstract cols: float with get, set
        abstract frame: string with get, set
        /// Sets or retrieves the height of the object.
        abstract height: obj with get, set
        /// Sets or retrieves the number of horizontal rows contained in the object.
        abstract rows: HTMLCollection with get, set
        /// Sets or retrieves which dividing lines (inner borders) are displayed.
        abstract rules: string with get, set
        /// Sets or retrieves a description and/or structure of the object.
        abstract summary: string with get, set
        /// Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order.
        abstract tBodies: HTMLCollection with get, set
        /// Retrieves the tFoot object of the table.
        abstract tFoot: HTMLTableSectionElement with get, set
        /// Retrieves the tHead object of the table.
        abstract tHead: HTMLTableSectionElement with get, set
        abstract width: string with get, set
        /// Creates an empty caption element in the table.
        abstract createCaption: unit -> HTMLTableCaptionElement
        /// Creates an empty tBody element in the table.
        abstract createTBody: unit -> HTMLTableSectionElement
        /// Creates an empty tFoot element in the table.
        abstract createTFoot: unit -> HTMLTableSectionElement
        /// Returns the tHead element object if successful, or null otherwise.
        abstract createTHead: unit -> HTMLTableSectionElement
        /// Deletes the caption element and its contents from the table.
        abstract deleteCaption: unit -> unit
        /// <summary>Removes the specified row (tr) from the element and from the rows collection.</summary>
        /// <param name="index">Number that specifies the zero-based position in the rows collection of the row to remove.</param>
        abstract deleteRow: ?index: float -> unit
        /// Deletes the tFoot element and its contents from the table.
        abstract deleteTFoot: unit -> unit
        /// Deletes the tHead element and its contents from the table.
        abstract deleteTHead: unit -> unit
        /// <summary>Creates a new row (tr) in the table, and adds the row to the rows collection.</summary>
        /// <param name="index">Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection.</param>
        abstract insertRow: ?index: float -> HTMLTableRowElement

    and [<AllowNullLiteral>] HTMLTableElementType =
        abstract prototype: HTMLTableElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableElement

    and [<AllowNullLiteral>] HTMLTableHeaderCellElement =
        inherit HTMLTableCellElement
        /// Sets or retrieves the group of cells in a table to which the object's information applies.
        abstract scope: string with get, set

    and [<AllowNullLiteral>] HTMLTableHeaderCellElementType =
        abstract prototype: HTMLTableHeaderCellElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableHeaderCellElement

    and [<AllowNullLiteral>] HTMLTableRowElement =
        inherit HTMLElement
        inherit HTMLTableAlignment
        abstract align: string with get, set
        abstract bgColor: obj with get, set
        /// Retrieves a collection of all cells in the table row.
        abstract cells: HTMLCollection with get, set
        /// Gets or sets the height of the video element.
        abstract height: obj with get, set
        /// Retrieves the position of the object in the rows collection for the table.
        abstract rowIndex: float with get, set
        /// Retrieves the position of the object in the collection.
        abstract sectionRowIndex: float with get, set
        /// <summary>Removes the specified cell from the table row, as well as from the cells collection.</summary>
        /// <param name="index">Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted.</param>
        abstract deleteCell: ?index: float -> unit
        /// <summary>Creates a new cell in the table row, and adds the cell to the cells collection.</summary>
        /// <param name="index">Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection.</param>
        abstract insertCell: ?index: float -> HTMLTableCellElement
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLTableRowElementType =
        abstract prototype: HTMLTableRowElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableRowElement

    and [<AllowNullLiteral>] HTMLTableSectionElement =
        inherit HTMLElement
        inherit HTMLTableAlignment
        abstract align: string with get, set
        /// Sets or retrieves the number of horizontal rows contained in the object.
        abstract rows: HTMLCollection with get, set
        /// <param name="index">Number that specifies the zero-based position in the rows collection of the row to remove.</param>
        abstract deleteRow: ?index: float -> unit
        /// <param name="index">Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection.</param>
        abstract insertRow: ?index: float -> HTMLTableRowElement
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLTableSectionElementType =
        abstract prototype: HTMLTableSectionElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTableSectionElement

    and [<AllowNullLiteral>] HTMLTextAreaElement =
        inherit HTMLElement
        /// Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing.
        abstract autofocus: bool with get, set
        /// Sets or retrieves the width of the object.
        abstract cols: float with get, set
        /// Sets or retrieves the initial contents of the object.
        abstract defaultValue: string with get, set
        abstract disabled: bool with get, set
        abstract form: HTMLFormElement with get, set
        /// Sets or retrieves the maximum number of characters that the user can enter in a text control.
        abstract maxLength: float with get, set
        abstract name: string with get, set
        /// Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field.
        abstract placeholder: string with get, set
        abstract readOnly: bool with get, set
        /// When present, marks an element that can't be submitted without a value.
        abstract required: bool with get, set
        /// Sets or retrieves the number of horizontal rows contained in the object.
        abstract rows: float with get, set
        /// Gets or sets the end position or offset of a text selection.
        abstract selectionEnd: float with get, set
        /// Gets or sets the starting position or offset of a text selection.
        abstract selectionStart: float with get, set
        abstract status: obj with get, set
        abstract ``type``: string with get, set
        /// Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting.
        abstract validationMessage: string with get, set
        /// Returns a  ValidityState object that represents the validity states of an element.
        abstract validity: ValidityState with get, set
        abstract value: string with get, set
        /// Returns whether an element will successfully validate based on forms validation rules and constraints.
        abstract willValidate: bool with get, set
        /// Sets or retrieves how to handle wordwrapping in the object.
        abstract wrap: string with get, set
        /// Returns whether a form will validate when it is submitted, without having to submit it.
        abstract checkValidity: unit -> bool
        abstract createTextRange: unit -> TextRange
        abstract select: unit -> unit
        /// <param name="error">Sets a custom error message that is displayed when a form is submitted.</param>
        abstract setCustomValidity: error: string -> unit
        /// <param name="start">The offset into the text field for the start of the selection.</param>
        /// <param name="end">The offset into the text field for the end of the selection.</param>
        abstract setSelectionRange: start: float * ``end``: float -> unit

    and [<AllowNullLiteral>] HTMLTextAreaElementType =
        abstract prototype: HTMLTextAreaElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTextAreaElement

    and [<AllowNullLiteral>] HTMLTitleElement =
        inherit HTMLElement
        abstract text: string with get, set

    and [<AllowNullLiteral>] HTMLTitleElementType =
        abstract prototype: HTMLTitleElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTitleElement

    and [<AllowNullLiteral>] HTMLTrackElement =
        inherit HTMLElement
        abstract ``default``: bool with get, set
        abstract kind: string with get, set
        abstract label: string with get, set
        abstract readyState: float with get, set
        abstract src: string with get, set
        abstract srclang: string with get, set
        abstract track: TextTrack with get, set
        abstract ERROR: float with get, set
        abstract LOADED: float with get, set
        abstract LOADING: float with get, set
        abstract NONE: float with get, set

    and [<AllowNullLiteral>] HTMLTrackElementType =
        abstract prototype: HTMLTrackElement with get, set
        abstract ERROR: float with get, set
        abstract LOADED: float with get, set
        abstract LOADING: float with get, set
        abstract NONE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTrackElement

    and [<AllowNullLiteral>] HTMLUListElement =
        inherit HTMLElement
        abstract compact: bool with get, set
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] HTMLUListElementType =
        abstract prototype: HTMLUListElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLUListElement

    and [<AllowNullLiteral>] HTMLUnknownElement =
        inherit HTMLElement


    and [<AllowNullLiteral>] HTMLUnknownElementType =
        abstract prototype: HTMLUnknownElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLUnknownElement

    and [<AllowNullLiteral>] HTMLVideoElement =
        inherit HTMLMediaElement
        abstract height: float with get, set
        abstract msHorizontalMirror: bool with get, set
        abstract msIsLayoutOptimalForPlayback: bool with get, set
        abstract msIsStereo3D: bool with get, set
        abstract msStereo3DPackingMode: string with get, set
        abstract msStereo3DRenderMode: string with get, set
        abstract msZoom: bool with get, set
        abstract onMSVideoFormatChanged: (Event -> 'Out) with get, set
        abstract onMSVideoFrameStepCompleted: (Event -> 'Out) with get, set
        abstract onMSVideoOptimalLayoutChanged: (Event -> 'Out) with get, set
        /// Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available.
        abstract poster: string with get, set
        /// Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known.
        abstract videoHeight: float with get, set
        /// Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known.
        abstract videoWidth: float with get, set
        abstract webkitDisplayingFullscreen: bool with get, set
        abstract webkitSupportsFullscreen: bool with get, set
        abstract width: float with get, set
        abstract getVideoPlaybackQuality: unit -> VideoPlaybackQuality
        abstract msFrameStep: forward: bool -> unit
        abstract msInsertVideoEffect: activatableClassId: string * effectRequired: bool * ?config: obj -> unit
        abstract msSetVideoRectangle: left: float * top: float * right: float * bottom: float -> unit
        abstract webkitEnterFullScreen: unit -> unit
        abstract webkitEnterFullscreen: unit -> unit
        abstract webkitExitFullScreen: unit -> unit
        abstract webkitExitFullscreen: unit -> unit
        [<Emit("$0.addEventListener('MSContentZoom',$1...)")>] abstract addEventListener_MSContentZoom: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSManipulationStateChanged',$1...)")>] abstract addEventListener_MSManipulationStateChanged: listener: (MSManipulationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSVideoFormatChanged',$1...)")>] abstract addEventListener_MSVideoFormatChanged: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSVideoFrameStepCompleted',$1...)")>] abstract addEventListener_MSVideoFrameStepCompleted: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSVideoOptimalLayoutChanged',$1...)")>] abstract addEventListener_MSVideoOptimalLayoutChanged: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeactivate',$1...)")>] abstract addEventListener_beforeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecopy',$1...)")>] abstract addEventListener_beforecopy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforecut',$1...)")>] abstract addEventListener_beforecut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforedeactivate',$1...)")>] abstract addEventListener_beforedeactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforepaste',$1...)")>] abstract addEventListener_beforepaste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('copy',$1...)")>] abstract addEventListener_copy: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('cut',$1...)")>] abstract addEventListener_cut: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deactivate',$1...)")>] abstract addEventListener_deactivate: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('msneedkey',$1...)")>] abstract addEventListener_msneedkey: listener: (MSMediaKeyNeededEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('paste',$1...)")>] abstract addEventListener_paste: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('selectstart',$1...)")>] abstract addEventListener_selectstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLVideoElementType =
        abstract prototype: HTMLVideoElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLVideoElement

    and [<AllowNullLiteral>] HashChangeEvent =
        inherit Event
        abstract newURL: string with get, set
        abstract oldURL: string with get, set

    and [<AllowNullLiteral>] HashChangeEventType =
        abstract prototype: HashChangeEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: HashChangeEventInit -> HashChangeEvent

    and [<AllowNullLiteral>] History =
        abstract length: float with get, set
        abstract state: obj with get, set
        abstract back: ?distance: obj -> unit
        abstract forward: ?distance: obj -> unit
        abstract go: ?delta: obj -> unit
        abstract pushState: statedata: obj * ?title: string * ?url: string -> unit
        abstract replaceState: statedata: obj * ?title: string * ?url: string -> unit

    and [<AllowNullLiteral>] HistoryType =
        abstract prototype: History with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> History

    and [<AllowNullLiteral>] IDBCursor =
        abstract direction: string with get, set
        abstract key: obj with get, set
        abstract primaryKey: obj with get, set
        abstract source: U2<IDBObjectStore, IDBIndex> with get, set
        abstract NEXT: string with get, set
        abstract NEXT_NO_DUPLICATE: string with get, set
        abstract PREV: string with get, set
        abstract PREV_NO_DUPLICATE: string with get, set
        abstract advance: count: float -> unit
        abstract ``continue``: ?key: obj -> unit
        abstract delete: unit -> IDBRequest
        abstract update: value: obj -> IDBRequest

    and [<AllowNullLiteral>] IDBCursorType =
        abstract prototype: IDBCursor with get, set
        abstract NEXT: string with get, set
        abstract NEXT_NO_DUPLICATE: string with get, set
        abstract PREV: string with get, set
        abstract PREV_NO_DUPLICATE: string with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBCursor

    and [<AllowNullLiteral>] IDBCursorWithValue =
        inherit IDBCursor
        abstract value: obj with get, set

    and [<AllowNullLiteral>] IDBCursorWithValueType =
        abstract prototype: IDBCursorWithValue with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBCursorWithValue

    and [<AllowNullLiteral>] IDBDatabase =
        inherit EventTarget
        abstract name: string with get, set
        abstract objectStoreNames: DOMStringList with get, set
        abstract onabort: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract version: float with get, set
        abstract close: unit -> unit
        abstract createObjectStore: name: string * ?optionalParameters: IDBObjectStoreParameters -> IDBObjectStore
        abstract deleteObjectStore: name: string -> unit
        abstract transaction: storeNames: U2<string, ResizeArray<string>> * ?mode: string -> IDBTransaction
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] IDBDatabaseType =
        abstract prototype: IDBDatabase with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBDatabase

    and [<AllowNullLiteral>] IDBFactory =
        abstract cmp: first: obj * second: obj -> float
        abstract deleteDatabase: name: string -> IDBOpenDBRequest
        abstract ``open``: name: string * ?version: float -> IDBOpenDBRequest

    and [<AllowNullLiteral>] IDBFactoryType =
        abstract prototype: IDBFactory with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBFactory

    and [<AllowNullLiteral>] IDBIndex =
        abstract keyPath: U2<string, ResizeArray<string>> with get, set
        abstract name: string with get, set
        abstract objectStore: IDBObjectStore with get, set
        abstract unique: bool with get, set
        abstract multiEntry: bool with get, set
        abstract count: ?key: obj -> IDBRequest
        abstract get: key: obj -> IDBRequest
        abstract getKey: key: obj -> IDBRequest
        abstract openCursor: ?range: IDBKeyRange * ?direction: string -> IDBRequest
        abstract openKeyCursor: ?range: IDBKeyRange * ?direction: string -> IDBRequest

    and [<AllowNullLiteral>] IDBIndexType =
        abstract prototype: IDBIndex with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBIndex

    and [<AllowNullLiteral>] IDBKeyRange =
        abstract lower: obj with get, set
        abstract lowerOpen: bool with get, set
        abstract upper: obj with get, set
        abstract upperOpen: bool with get, set

    and [<AllowNullLiteral>] IDBKeyRangeType =
        abstract prototype: IDBKeyRange with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBKeyRange
        abstract bound: lower: obj * upper: obj * ?lowerOpen: bool * ?upperOpen: bool -> IDBKeyRange
        abstract lowerBound: bound: obj * ?``open``: bool -> IDBKeyRange
        abstract only: value: obj -> IDBKeyRange
        abstract upperBound: bound: obj * ?``open``: bool -> IDBKeyRange

    and [<AllowNullLiteral>] IDBObjectStore =
        abstract indexNames: DOMStringList with get, set
        abstract keyPath: U2<string, ResizeArray<string>> with get, set
        abstract name: string with get, set
        abstract transaction: IDBTransaction with get, set
        abstract autoIncrement: bool with get, set
        abstract add: value: obj * ?key: obj -> IDBRequest
        abstract clear: unit -> IDBRequest
        abstract count: ?key: obj -> IDBRequest
        abstract createIndex: name: string * keyPath: U2<string, ResizeArray<string>> * ?optionalParameters: IDBIndexParameters -> IDBIndex
        abstract delete: key: obj -> IDBRequest
        abstract deleteIndex: indexName: string -> unit
        abstract get: key: obj -> IDBRequest
        abstract index: name: string -> IDBIndex
        abstract openCursor: ?range: obj * ?direction: string -> IDBRequest
        abstract put: value: obj * ?key: obj -> IDBRequest

    and [<AllowNullLiteral>] IDBObjectStoreType =
        abstract prototype: IDBObjectStore with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBObjectStore

    and [<AllowNullLiteral>] IDBOpenDBRequest =
        inherit IDBRequest
        abstract onblocked: (Event -> 'Out) with get, set
        abstract onupgradeneeded: (IDBVersionChangeEvent -> 'Out) with get, set
        [<Emit("$0.addEventListener('blocked',$1...)")>] abstract addEventListener_blocked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('success',$1...)")>] abstract addEventListener_success: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('upgradeneeded',$1...)")>] abstract addEventListener_upgradeneeded: listener: (IDBVersionChangeEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] IDBOpenDBRequestType =
        abstract prototype: IDBOpenDBRequest with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBOpenDBRequest

    and [<AllowNullLiteral>] IDBRequest =
        inherit EventTarget
        abstract error: DOMError with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onsuccess: (Event -> 'Out) with get, set
        abstract readyState: string with get, set
        abstract result: obj with get, set
        abstract source: U3<IDBObjectStore, IDBIndex, IDBCursor> with get, set
        abstract transaction: IDBTransaction with get, set
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('success',$1...)")>] abstract addEventListener_success: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] IDBRequestType =
        abstract prototype: IDBRequest with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBRequest

    and [<AllowNullLiteral>] IDBTransaction =
        inherit EventTarget
        abstract db: IDBDatabase with get, set
        abstract error: DOMError with get, set
        abstract mode: string with get, set
        abstract onabort: (Event -> 'Out) with get, set
        abstract oncomplete: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract READ_ONLY: string with get, set
        abstract READ_WRITE: string with get, set
        abstract VERSION_CHANGE: string with get, set
        abstract abort: unit -> unit
        abstract objectStore: name: string -> IDBObjectStore
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('complete',$1...)")>] abstract addEventListener_complete: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] IDBTransactionType =
        abstract prototype: IDBTransaction with get, set
        abstract READ_ONLY: string with get, set
        abstract READ_WRITE: string with get, set
        abstract VERSION_CHANGE: string with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBTransaction

    and [<AllowNullLiteral>] IDBVersionChangeEvent =
        inherit Event
        abstract newVersion: float with get, set
        abstract oldVersion: float with get, set

    and [<AllowNullLiteral>] IDBVersionChangeEventType =
        abstract prototype: IDBVersionChangeEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IDBVersionChangeEvent

    and [<AllowNullLiteral>] IIRFilterNode =
        inherit AudioNode
        abstract getFrequencyResponse: frequencyHz: Float32Array * magResponse: Float32Array * phaseResponse: Float32Array -> unit
 
    and [<AllowNullLiteral>] IIRFilterNodeType =
        abstract prototype: IIRFilterNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> IIRFilterNode
 
    and [<AllowNullLiteral>] ImageData =
        abstract data: Uint8ClampedArray with get, set
        abstract height: float with get, set
        abstract width: float with get, set

    and [<AllowNullLiteral>] ImageDataType =
        abstract prototype: ImageData with get, set
        [<Emit("new $0($1...)")>] abstract Create: width: float * height: float -> ImageData
        [<Emit("new $0($1...)")>] abstract Create: array: Uint8ClampedArray * width: float * height: float -> ImageData

    and [<AllowNullLiteral>] InstallEvent =
        inherit ExtendableEvent
        abstract activeWorker: ServiceWorker with get, set
        
    and [<AllowNullLiteral>] KeyboardEvent =
        inherit UIEvent
        abstract altKey: bool with get, set
        abstract char: string with get, set
        abstract charCode: float with get, set
        abstract ctrlKey: bool with get, set
        abstract key: string with get, set
        abstract keyCode: float with get, set
        abstract locale: string with get, set
        abstract location: float with get, set
        abstract metaKey: bool with get, set
        abstract repeat: bool with get, set
        abstract shiftKey: bool with get, set
        abstract which: float with get, set
        abstract DOM_KEY_LOCATION_JOYSTICK: float with get, set
        abstract DOM_KEY_LOCATION_LEFT: float with get, set
        abstract DOM_KEY_LOCATION_MOBILE: float with get, set
        abstract DOM_KEY_LOCATION_NUMPAD: float with get, set
        abstract DOM_KEY_LOCATION_RIGHT: float with get, set
        abstract DOM_KEY_LOCATION_STANDARD: float with get, set
        abstract getModifierState: keyArg: string -> bool
        abstract initKeyboardEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * keyArg: string * locationArg: float * modifiersListArg: string * repeat: bool * locale: string -> unit

    and [<AllowNullLiteral>] KeyboardEventType =
        abstract prototype: KeyboardEvent with get, set
        abstract DOM_KEY_LOCATION_JOYSTICK: float with get, set
        abstract DOM_KEY_LOCATION_LEFT: float with get, set
        abstract DOM_KEY_LOCATION_MOBILE: float with get, set
        abstract DOM_KEY_LOCATION_NUMPAD: float with get, set
        abstract DOM_KEY_LOCATION_RIGHT: float with get, set
        abstract DOM_KEY_LOCATION_STANDARD: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: KeyboardEventInit -> KeyboardEvent

    and [<AllowNullLiteral>] Location =
        abstract hash: string with get, set
        abstract host: string with get, set
        abstract hostname: string with get, set
        abstract href: string with get, set
        abstract origin: string with get, set
        abstract password: string with get, set
        abstract pathname: string with get, set
        abstract port: string with get, set
        abstract protocol: string with get, set
        abstract search: string with get, set
        abstract username: string with get, set
        abstract assign: url: string -> unit
        abstract reload: ?forcedReload: bool -> unit
        abstract replace: url: string -> unit
        abstract toString: unit -> string

    and [<AllowNullLiteral>] LocationType =
        abstract prototype: Location with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Location

    and [<AllowNullLiteral>] LongRunningScriptDetectedEvent =
        inherit Event
        abstract executionTime: float with get, set
        abstract stopPageScriptExecution: bool with get, set

    and [<AllowNullLiteral>] LongRunningScriptDetectedEventType =
        abstract prototype: LongRunningScriptDetectedEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> LongRunningScriptDetectedEvent

    and [<AllowNullLiteral>] MSApp =
        abstract CURRENT: string with get, set
        abstract HIGH: string with get, set
        abstract IDLE: string with get, set
        abstract NORMAL: string with get, set
        abstract clearTemporaryWebDataAsync: unit -> MSAppAsyncOperation
        abstract createBlobFromRandomAccessStream: ``type``: string * seeker: obj -> Blob
        abstract createDataPackage: ``object``: obj -> obj
        abstract createDataPackageFromSelection: unit -> obj
        abstract createFileFromStorageFile: storageFile: obj -> File
        abstract createStreamFromInputStream: ``type``: string * inputStream: obj -> MSStream
        abstract execAsyncAtPriority: asynchronousCallback: MSExecAtPriorityFunctionCallback * priority: string * [<ParamArray>] args: obj[] -> unit
        abstract execAtPriority: synchronousCallback: MSExecAtPriorityFunctionCallback * priority: string * [<ParamArray>] args: obj[] -> obj
        abstract getCurrentPriority: unit -> string
        abstract getHtmlPrintDocumentSourceAsync: htmlDoc: obj -> obj
        abstract getViewId: view: obj -> obj
        abstract isTaskScheduledAtPriorityOrHigher: priority: string -> bool
        abstract pageHandlesAllApplicationActivations: enabled: bool -> unit
        abstract suppressSubdownloadCredentialPrompts: suppress: bool -> unit
        abstract terminateApp: exceptionObject: obj -> unit

    and [<AllowNullLiteral>] MSAppAsyncOperation =
        inherit EventTarget
        abstract error: DOMError with get, set
        abstract oncomplete: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract readyState: float with get, set
        abstract result: obj with get, set
        abstract COMPLETED: float with get, set
        abstract ERROR: float with get, set
        abstract STARTED: float with get, set
        abstract start: unit -> unit
        [<Emit("$0.addEventListener('complete',$1...)")>] abstract addEventListener_complete: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] MSAppAsyncOperationType =
        abstract prototype: MSAppAsyncOperation with get, set
        abstract COMPLETED: float with get, set
        abstract ERROR: float with get, set
        abstract STARTED: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSAppAsyncOperation

    and [<AllowNullLiteral>] MSBlobBuilder =
        abstract append: data: obj * ?endings: string -> unit
        abstract getBlob: ?contentType: string -> Blob

    and [<AllowNullLiteral>] MSBlobBuilderType =
        abstract prototype: MSBlobBuilder with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSBlobBuilder

    and [<AllowNullLiteral>] MSCSSMatrix =
        abstract a: float with get, set
        abstract b: float with get, set
        abstract c: float with get, set
        abstract d: float with get, set
        abstract e: float with get, set
        abstract f: float with get, set
        abstract m11: float with get, set
        abstract m12: float with get, set
        abstract m13: float with get, set
        abstract m14: float with get, set
        abstract m21: float with get, set
        abstract m22: float with get, set
        abstract m23: float with get, set
        abstract m24: float with get, set
        abstract m31: float with get, set
        abstract m32: float with get, set
        abstract m33: float with get, set
        abstract m34: float with get, set
        abstract m41: float with get, set
        abstract m42: float with get, set
        abstract m43: float with get, set
        abstract m44: float with get, set
        abstract inverse: unit -> MSCSSMatrix
        abstract multiply: secondMatrix: MSCSSMatrix -> MSCSSMatrix
        abstract rotate: angleX: float * ?angleY: float * ?angleZ: float -> MSCSSMatrix
        abstract rotateAxisAngle: x: float * y: float * z: float * angle: float -> MSCSSMatrix
        abstract scale: scaleX: float * ?scaleY: float * ?scaleZ: float -> MSCSSMatrix
        abstract setMatrixValue: value: string -> unit
        abstract skewX: angle: float -> MSCSSMatrix
        abstract skewY: angle: float -> MSCSSMatrix
        abstract toString: unit -> string
        abstract translate: x: float * y: float * ?z: float -> MSCSSMatrix

    and [<AllowNullLiteral>] MSCSSMatrixType =
        abstract prototype: MSCSSMatrix with get, set
        [<Emit("new $0($1...)")>] abstract Create: ?text: string -> MSCSSMatrix

    and [<AllowNullLiteral>] MSGesture =
        abstract target: Element with get, set
        abstract addPointer: pointerId: float -> unit
        abstract stop: unit -> unit

    and [<AllowNullLiteral>] MSGestureType =
        abstract prototype: MSGesture with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSGesture

    and [<AllowNullLiteral>] MSGestureEvent =
        inherit UIEvent
        abstract clientX: float with get, set
        abstract clientY: float with get, set
        abstract expansion: float with get, set
        abstract gestureObject: obj with get, set
        abstract hwTimestamp: float with get, set
        abstract offsetX: float with get, set
        abstract offsetY: float with get, set
        abstract rotation: float with get, set
        abstract scale: float with get, set
        abstract screenX: float with get, set
        abstract screenY: float with get, set
        abstract translationX: float with get, set
        abstract translationY: float with get, set
        abstract velocityAngular: float with get, set
        abstract velocityExpansion: float with get, set
        abstract velocityX: float with get, set
        abstract velocityY: float with get, set
        abstract MSGESTURE_FLAG_BEGIN: float with get, set
        abstract MSGESTURE_FLAG_CANCEL: float with get, set
        abstract MSGESTURE_FLAG_END: float with get, set
        abstract MSGESTURE_FLAG_INERTIA: float with get, set
        abstract MSGESTURE_FLAG_NONE: float with get, set
        abstract initGestureEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * offsetXArg: float * offsetYArg: float * translationXArg: float * translationYArg: float * scaleArg: float * expansionArg: float * rotationArg: float * velocityXArg: float * velocityYArg: float * velocityExpansionArg: float * velocityAngularArg: float * hwTimestampArg: float -> unit

    and [<AllowNullLiteral>] MSGestureEventType =
        abstract prototype: MSGestureEvent with get, set
        abstract MSGESTURE_FLAG_BEGIN: float with get, set
        abstract MSGESTURE_FLAG_CANCEL: float with get, set
        abstract MSGESTURE_FLAG_END: float with get, set
        abstract MSGESTURE_FLAG_INERTIA: float with get, set
        abstract MSGESTURE_FLAG_NONE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSGestureEvent

    and [<AllowNullLiteral>] MSGraphicsTrust =
        abstract constrictionActive: bool with get, set
        abstract status: string with get, set

    and [<AllowNullLiteral>] MSGraphicsTrustType =
        abstract prototype: MSGraphicsTrust with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSGraphicsTrust

    and [<AllowNullLiteral>] MSHTMLWebViewElement =
        inherit HTMLElement
        abstract canGoBack: bool with get, set
        abstract canGoForward: bool with get, set
        abstract containsFullScreenElement: bool with get, set
        abstract documentTitle: string with get, set
        abstract height: float with get, set
        abstract settings: MSWebViewSettings with get, set
        abstract src: string with get, set
        abstract width: float with get, set
        abstract addWebAllowedObject: name: string * applicationObject: obj -> unit
        abstract buildLocalStreamUri: contentIdentifier: string * relativePath: string -> string
        abstract capturePreviewToBlobAsync: unit -> MSWebViewAsyncOperation
        abstract captureSelectedContentToDataPackageAsync: unit -> MSWebViewAsyncOperation
        abstract getDeferredPermissionRequestById: id: float -> DeferredPermissionRequest
        abstract getDeferredPermissionRequests: unit -> ResizeArray<DeferredPermissionRequest>
        abstract goBack: unit -> unit
        abstract goForward: unit -> unit
        abstract invokeScriptAsync: scriptName: string * [<ParamArray>] args: obj[] -> MSWebViewAsyncOperation
        abstract navigate: uri: string -> unit
        abstract navigateToLocalStreamUri: source: string * streamResolver: obj -> unit
        abstract navigateToString: contents: string -> unit
        abstract navigateWithHttpRequestMessage: requestMessage: obj -> unit
        abstract refresh: unit -> unit
        abstract stop: unit -> unit

    and [<AllowNullLiteral>] MSHTMLWebViewElementType =
        abstract prototype: MSHTMLWebViewElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSHTMLWebViewElement

    and [<AllowNullLiteral>] MSInputMethodContext =
        inherit EventTarget
        abstract compositionEndOffset: float with get, set
        abstract compositionStartOffset: float with get, set
        abstract oncandidatewindowhide: (Event -> 'Out) with get, set
        abstract oncandidatewindowshow: (Event -> 'Out) with get, set
        abstract oncandidatewindowupdate: (Event -> 'Out) with get, set
        abstract target: HTMLElement with get, set
        abstract getCandidateWindowClientRect: unit -> ClientRect
        abstract getCompositionAlternatives: unit -> ResizeArray<string>
        abstract hasComposition: unit -> bool
        abstract isCandidateWindowVisible: unit -> bool
        [<Emit("$0.addEventListener('MSCandidateWindowHide',$1...)")>] abstract addEventListener_MSCandidateWindowHide: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSCandidateWindowShow',$1...)")>] abstract addEventListener_MSCandidateWindowShow: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSCandidateWindowUpdate',$1...)")>] abstract addEventListener_MSCandidateWindowUpdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] MSInputMethodContextType =
        abstract prototype: MSInputMethodContext with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSInputMethodContext

    and [<AllowNullLiteral>] MSManipulationEvent =
        inherit UIEvent
        abstract currentState: float with get, set
        abstract inertiaDestinationX: float with get, set
        abstract inertiaDestinationY: float with get, set
        abstract lastState: float with get, set
        abstract MS_MANIPULATION_STATE_ACTIVE: float with get, set
        abstract MS_MANIPULATION_STATE_CANCELLED: float with get, set
        abstract MS_MANIPULATION_STATE_COMMITTED: float with get, set
        abstract MS_MANIPULATION_STATE_DRAGGING: float with get, set
        abstract MS_MANIPULATION_STATE_INERTIA: float with get, set
        abstract MS_MANIPULATION_STATE_PRESELECT: float with get, set
        abstract MS_MANIPULATION_STATE_SELECTING: float with get, set
        abstract MS_MANIPULATION_STATE_STOPPED: float with get, set
        abstract initMSManipulationEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * lastState: float * currentState: float -> unit

    and [<AllowNullLiteral>] MSManipulationEventType =
        abstract prototype: MSManipulationEvent with get, set
        abstract MS_MANIPULATION_STATE_ACTIVE: float with get, set
        abstract MS_MANIPULATION_STATE_CANCELLED: float with get, set
        abstract MS_MANIPULATION_STATE_COMMITTED: float with get, set
        abstract MS_MANIPULATION_STATE_DRAGGING: float with get, set
        abstract MS_MANIPULATION_STATE_INERTIA: float with get, set
        abstract MS_MANIPULATION_STATE_PRESELECT: float with get, set
        abstract MS_MANIPULATION_STATE_SELECTING: float with get, set
        abstract MS_MANIPULATION_STATE_STOPPED: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSManipulationEvent

    and [<AllowNullLiteral>] MSMediaKeyError =
        abstract code: float with get, set
        abstract systemCode: float with get, set
        abstract MS_MEDIA_KEYERR_CLIENT: float with get, set
        abstract MS_MEDIA_KEYERR_DOMAIN: float with get, set
        abstract MS_MEDIA_KEYERR_HARDWARECHANGE: float with get, set
        abstract MS_MEDIA_KEYERR_OUTPUT: float with get, set
        abstract MS_MEDIA_KEYERR_SERVICE: float with get, set
        abstract MS_MEDIA_KEYERR_UNKNOWN: float with get, set

    and [<AllowNullLiteral>] MSMediaKeyErrorType =
        abstract prototype: MSMediaKeyError with get, set
        abstract MS_MEDIA_KEYERR_CLIENT: float with get, set
        abstract MS_MEDIA_KEYERR_DOMAIN: float with get, set
        abstract MS_MEDIA_KEYERR_HARDWARECHANGE: float with get, set
        abstract MS_MEDIA_KEYERR_OUTPUT: float with get, set
        abstract MS_MEDIA_KEYERR_SERVICE: float with get, set
        abstract MS_MEDIA_KEYERR_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSMediaKeyError

    and [<AllowNullLiteral>] MSMediaKeyMessageEvent =
        inherit Event
        abstract destinationURL: string with get, set
        abstract message: Uint8Array with get, set

    and [<AllowNullLiteral>] MSMediaKeyMessageEventType =
        abstract prototype: MSMediaKeyMessageEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSMediaKeyMessageEvent

    and [<AllowNullLiteral>] MSMediaKeyNeededEvent =
        inherit Event
        abstract initData: Uint8Array with get, set

    and [<AllowNullLiteral>] MSMediaKeyNeededEventType =
        abstract prototype: MSMediaKeyNeededEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSMediaKeyNeededEvent

    and [<AllowNullLiteral>] MSMediaKeySession =
        inherit EventTarget
        abstract error: MSMediaKeyError with get, set
        abstract keySystem: string with get, set
        abstract sessionId: string with get, set
        abstract close: unit -> unit
        abstract update: key: Uint8Array -> unit

    and [<AllowNullLiteral>] MSMediaKeySessionType =
        abstract prototype: MSMediaKeySession with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSMediaKeySession

    and [<AllowNullLiteral>] MSMediaKeys =
        abstract keySystem: string with get, set
        abstract createSession: ``type``: string * initData: Uint8Array * ?cdmData: Uint8Array -> MSMediaKeySession

    and [<AllowNullLiteral>] MSMediaKeysType =
        abstract prototype: MSMediaKeys with get, set
        [<Emit("new $0($1...)")>] abstract Create: keySystem: string -> MSMediaKeys
        abstract isTypeSupported: keySystem: string * ?``type``: string -> bool

    and [<AllowNullLiteral>] MSMimeTypesCollection =
        abstract length: float with get, set

    and [<AllowNullLiteral>] MSMimeTypesCollectionType =
        abstract prototype: MSMimeTypesCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSMimeTypesCollection

    and [<AllowNullLiteral>] MSPluginsCollection =
        abstract length: float with get, set
        abstract refresh: ?reload: bool -> unit

    and [<AllowNullLiteral>] MSPluginsCollectionType =
        abstract prototype: MSPluginsCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSPluginsCollection

    and [<AllowNullLiteral>] MSPointerEvent =
        inherit MouseEvent
        abstract currentPoint: obj with get, set
        abstract height: float with get, set
        abstract hwTimestamp: float with get, set
        abstract intermediatePoints: obj with get, set
        abstract isPrimary: bool with get, set
        abstract pointerId: float with get, set
        abstract pointerType: obj with get, set
        abstract pressure: float with get, set
        abstract rotation: float with get, set
        abstract tiltX: float with get, set
        abstract tiltY: float with get, set
        abstract width: float with get, set
        abstract getCurrentPoint: element: Element -> unit
        abstract getIntermediatePoints: element: Element -> unit
        abstract initPointerEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * ctrlKeyArg: bool * altKeyArg: bool * shiftKeyArg: bool * metaKeyArg: bool * buttonArg: float * relatedTargetArg: EventTarget * offsetXArg: float * offsetYArg: float * widthArg: float * heightArg: float * pressure: float * rotation: float * tiltX: float * tiltY: float * pointerIdArg: float * pointerType: obj * hwTimestampArg: float * isPrimary: bool -> unit

    and [<AllowNullLiteral>] MSPointerEventType =
        abstract prototype: MSPointerEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: PointerEventInit -> MSPointerEvent

    and [<AllowNullLiteral>] MSRangeCollection =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Range with get, set
        abstract item: index: float -> Range

    and [<AllowNullLiteral>] MSRangeCollectionType =
        abstract prototype: MSRangeCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSRangeCollection

    and [<AllowNullLiteral>] MSSiteModeEvent =
        inherit Event
        abstract actionURL: string with get, set
        abstract buttonID: float with get, set

    and [<AllowNullLiteral>] MSSiteModeEventType =
        abstract prototype: MSSiteModeEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSSiteModeEvent

    and [<AllowNullLiteral>] MSStream =
        abstract ``type``: string with get, set
        abstract msClose: unit -> unit
        abstract msDetachStream: unit -> obj

    and [<AllowNullLiteral>] MSStreamType =
        abstract prototype: MSStream with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSStream

    and [<AllowNullLiteral>] MSStreamReader =
        inherit EventTarget
        inherit MSBaseReader
        abstract error: DOMError with get, set
        abstract readAsArrayBuffer: stream: MSStream * ?size: float -> unit
        abstract readAsBinaryString: stream: MSStream * ?size: float -> unit
        abstract readAsBlob: stream: MSStream * ?size: float -> unit
        abstract readAsDataURL: stream: MSStream * ?size: float -> unit
        abstract readAsText: stream: MSStream * ?encoding: string * ?size: float -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] MSStreamReaderType =
        abstract prototype: MSStreamReader with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSStreamReader

    and [<AllowNullLiteral>] MSWebViewAsyncOperation =
        inherit EventTarget
        abstract error: DOMError with get, set
        abstract oncomplete: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract readyState: float with get, set
        abstract result: obj with get, set
        abstract target: MSHTMLWebViewElement with get, set
        abstract ``type``: float with get, set
        abstract COMPLETED: float with get, set
        abstract ERROR: float with get, set
        abstract STARTED: float with get, set
        abstract TYPE_CAPTURE_PREVIEW_TO_RANDOM_ACCESS_STREAM: float with get, set
        abstract TYPE_CREATE_DATA_PACKAGE_FROM_SELECTION: float with get, set
        abstract TYPE_INVOKE_SCRIPT: float with get, set
        abstract start: unit -> unit
        [<Emit("$0.addEventListener('complete',$1...)")>] abstract addEventListener_complete: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] MSWebViewAsyncOperationType =
        abstract prototype: MSWebViewAsyncOperation with get, set
        abstract COMPLETED: float with get, set
        abstract ERROR: float with get, set
        abstract STARTED: float with get, set
        abstract TYPE_CAPTURE_PREVIEW_TO_RANDOM_ACCESS_STREAM: float with get, set
        abstract TYPE_CREATE_DATA_PACKAGE_FROM_SELECTION: float with get, set
        abstract TYPE_INVOKE_SCRIPT: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSWebViewAsyncOperation

    and [<AllowNullLiteral>] MSWebViewSettings =
        abstract isIndexedDBEnabled: bool with get, set
        abstract isJavaScriptEnabled: bool with get, set

    and [<AllowNullLiteral>] MSWebViewSettingsType =
        abstract prototype: MSWebViewSettings with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MSWebViewSettings

    and [<AllowNullLiteral>] MediaElementAudioSourceNode =
        inherit AudioNode


    and [<AllowNullLiteral>] MediaElementAudioSourceNodeType =
        abstract prototype: MediaElementAudioSourceNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaElementAudioSourceNode

    and [<AllowNullLiteral>] MediaError =
        abstract code: float with get, set
        abstract msExtendedCode: float with get, set
        abstract MEDIA_ERR_ABORTED: float with get, set
        abstract MEDIA_ERR_DECODE: float with get, set
        abstract MEDIA_ERR_NETWORK: float with get, set
        abstract MEDIA_ERR_SRC_NOT_SUPPORTED: float with get, set
        abstract MS_MEDIA_ERR_ENCRYPTED: float with get, set

    and [<AllowNullLiteral>] MediaErrorType =
        abstract prototype: MediaError with get, set
        abstract MEDIA_ERR_ABORTED: float with get, set
        abstract MEDIA_ERR_DECODE: float with get, set
        abstract MEDIA_ERR_NETWORK: float with get, set
        abstract MEDIA_ERR_SRC_NOT_SUPPORTED: float with get, set
        abstract MS_MEDIA_ERR_ENCRYPTED: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaError

    and [<AllowNullLiteral>] MediaList =
        abstract length: float with get, set
        abstract mediaText: string with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> string with get, set
        abstract appendMedium: newMedium: string -> unit
        abstract deleteMedium: oldMedium: string -> unit
        abstract item: index: float -> string
        abstract toString: unit -> string

    and [<AllowNullLiteral>] MediaListType =
        abstract prototype: MediaList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaList

    and [<AllowNullLiteral>] MediaQueryList =
        abstract matches: bool with get, set
        abstract media: string with get, set
        abstract addListener: listener: MediaQueryListListener -> unit
        abstract removeListener: listener: MediaQueryListListener -> unit

    and [<AllowNullLiteral>] MediaQueryListType =
        abstract prototype: MediaQueryList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaQueryList

    and [<AllowNullLiteral>] MediaSource =
        inherit EventTarget
        abstract activeSourceBuffers: SourceBufferList with get, set
        abstract duration: float with get, set
        abstract readyState: string with get, set
        abstract sourceBuffers: SourceBufferList with get, set
        abstract addSourceBuffer: ``type``: string -> SourceBuffer
        abstract endOfStream: ?error: float -> unit
        abstract removeSourceBuffer: sourceBuffer: SourceBuffer -> unit

    and [<AllowNullLiteral>] MediaSourceType =
        abstract prototype: MediaSource with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaSource
        abstract isTypeSupported: ``type``: string -> bool

    and [<AllowNullLiteral>] MediaStream =  
        interface end 
 
    and [<AllowNullLiteral>] MediaStreamType = 
        abstract prototype: MediaStream with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaStream 
 
    and [<AllowNullLiteral>] MediaStreamAudioDestinationNode =  
        inherit AudioNode 
        abstract stream: MediaStream with get 
     
    and [<AllowNullLiteral>] MediaStreamAudioDestinationNodeType = 
        abstract prototype: MediaStreamAudioDestinationNode with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaStreamAudioDestinationNode 
 
    and [<AllowNullLiteral>] MediaStreamAudioSourceNode =  
        inherit AudioNode 
     
    and [<AllowNullLiteral>] MediaStreamAudioSourceNodeType = 
        abstract prototype: MediaStreamAudioSourceNode with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> MediaStreamAudioSourceNode 
 
     and [<AllowNullLiteral>] MessageChannel =
        abstract port1: MessagePort with get, set
        abstract port2: MessagePort with get, set

    and [<AllowNullLiteral>] MessageChannelType =
        abstract prototype: MessageChannel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MessageChannel

    and [<AllowNullLiteral>] MessageEvent =
        inherit Event
        abstract data: obj with get, set
        abstract origin: string with get, set
        abstract ports: obj with get, set
        abstract source: Window with get, set
        abstract initMessageEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * dataArg: obj * originArg: string * lastEventIdArg: string * sourceArg: Window -> unit

    and [<AllowNullLiteral>] MessageEventType =
        abstract prototype: MessageEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: MessageEventInit -> MessageEvent

    and [<AllowNullLiteral>] MessagePort =
        inherit EventTarget
        abstract onmessage: (MessageEvent -> 'Out) with get, set
        abstract close: unit -> unit
        abstract postMessage: ?message: obj * ?ports: obj -> unit
        abstract start: unit -> unit
        [<Emit("$0.addEventListener('message',$1...)")>] abstract addEventListener_message: listener: (MessageEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] MessagePortType =
        abstract prototype: MessagePort with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MessagePort

    and [<AllowNullLiteral>] MimeType =
        abstract description: string with get, set
        abstract enabledPlugin: Plugin with get, set
        abstract suffixes: string with get, set
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] MimeTypeType =
        abstract prototype: MimeType with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MimeType

    and [<AllowNullLiteral>] MimeTypeArray =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Plugin with get, set
        abstract item: index: float -> Plugin
        abstract namedItem: ``type``: string -> Plugin

    and [<AllowNullLiteral>] MimeTypeArrayType =
        abstract prototype: MimeTypeArray with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MimeTypeArray

    and [<AllowNullLiteral>] MouseEvent =
        inherit UIEvent
        abstract altKey: bool with get, set
        abstract button: float with get, set
        abstract buttons: float with get, set
        abstract clientX: float with get, set
        abstract clientY: float with get, set
        abstract ctrlKey: bool with get, set
        abstract fromElement: Element with get, set
        abstract layerX: float with get, set
        abstract layerY: float with get, set
        abstract metaKey: bool with get, set
        abstract movementX: float with get, set
        abstract movementY: float with get, set
        abstract offsetX: float with get, set
        abstract offsetY: float with get, set
        abstract pageX: float with get, set
        abstract pageY: float with get, set
        abstract relatedTarget: EventTarget with get, set
        abstract screenX: float with get, set
        abstract screenY: float with get, set
        abstract shiftKey: bool with get, set
        abstract toElement: Element with get, set
        abstract which: float with get, set
        abstract x: float with get, set
        abstract y: float with get, set
        abstract getModifierState: keyArg: string -> bool
        abstract initMouseEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * ctrlKeyArg: bool * altKeyArg: bool * shiftKeyArg: bool * metaKeyArg: bool * buttonArg: float * relatedTargetArg: EventTarget -> unit

    and [<AllowNullLiteral>] MouseEventType =
        abstract prototype: MouseEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: MouseEventInit -> MouseEvent

    and [<AllowNullLiteral>] MouseWheelEvent =
        inherit MouseEvent
        abstract wheelDelta: float with get, set
        abstract wheelDeltaX: float with get, set
        abstract wheelDeltaY: float with get, set
        abstract initMouseWheelEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * buttonArg: float * relatedTargetArg: EventTarget * modifiersListArg: string * wheelDeltaArg: float -> unit

    and [<AllowNullLiteral>] MouseWheelEventType =
        abstract prototype: MouseWheelEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MouseWheelEvent

    and [<AllowNullLiteral>] MutationEvent =
        inherit Event
        abstract attrChange: float with get, set
        abstract attrName: string with get, set
        abstract newValue: string with get, set
        abstract prevValue: string with get, set
        abstract relatedNode: Node with get, set
        abstract ADDITION: float with get, set
        abstract MODIFICATION: float with get, set
        abstract REMOVAL: float with get, set
        abstract initMutationEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * relatedNodeArg: Node * prevValueArg: string * newValueArg: string * attrNameArg: string * attrChangeArg: float -> unit

    and [<AllowNullLiteral>] MutationEventType =
        abstract prototype: MutationEvent with get, set
        abstract ADDITION: float with get, set
        abstract MODIFICATION: float with get, set
        abstract REMOVAL: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MutationEvent

    and [<AllowNullLiteral>] MutationObserver =
        abstract disconnect: unit -> unit
        abstract observe: target: Node * options: MutationObserverInit -> unit
        abstract takeRecords: unit -> ResizeArray<MutationRecord>

    and [<AllowNullLiteral>] MutationObserverType =
        abstract prototype: MutationObserver with get, set
        [<Emit("new $0($1...)")>] abstract Create: callback: MutationCallback -> MutationObserver

    and [<AllowNullLiteral>] MutationRecord =
        abstract addedNodes: NodeList with get, set
        abstract attributeName: string with get, set
        abstract attributeNamespace: string with get, set
        abstract nextSibling: Node with get, set
        abstract oldValue: string with get, set
        abstract previousSibling: Node with get, set
        abstract removedNodes: NodeList with get, set
        abstract target: Node with get, set
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] MutationRecordType =
        abstract prototype: MutationRecord with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> MutationRecord

    and [<AllowNullLiteral>] NamedNodeMap =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Attr with get, set
        abstract getNamedItem: name: string -> Attr
        abstract getNamedItemNS: namespaceURI: string * localName: string -> Attr
        abstract item: index: float -> Attr
        abstract removeNamedItem: name: string -> Attr
        abstract removeNamedItemNS: namespaceURI: string * localName: string -> Attr
        abstract setNamedItem: arg: Attr -> Attr
        abstract setNamedItemNS: arg: Attr -> Attr

    and [<AllowNullLiteral>] NamedNodeMapType =
        abstract prototype: NamedNodeMap with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> NamedNodeMap

    and [<AllowNullLiteral>] NavigationCompletedEvent =
        inherit NavigationEvent
        abstract isSuccess: bool with get, set
        abstract webErrorStatus: float with get, set

    and [<AllowNullLiteral>] NavigationCompletedEventType =
        abstract prototype: NavigationCompletedEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> NavigationCompletedEvent

    and [<AllowNullLiteral>] NavigationEvent =
        inherit Event
        abstract uri: string with get, set

    and [<AllowNullLiteral>] NavigationEventType =
        abstract prototype: NavigationEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> NavigationEvent

    and [<AllowNullLiteral>] NavigationEventWithReferrer =
        inherit NavigationEvent
        abstract referer: string with get, set

    and [<AllowNullLiteral>] NavigationEventWithReferrerType =
        abstract prototype: NavigationEventWithReferrer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> NavigationEventWithReferrer

    and [<AllowNullLiteral>] Navigator =
        inherit NavigatorID
        inherit NavigatorOnLine
        inherit NavigatorContentUtils
        inherit NavigatorStorageUtils
        inherit NavigatorGeolocation
        inherit MSNavigatorDoNotTrack
        inherit MSFileSaver
        abstract appCodeName: string with get, set
        abstract appMinorVersion: string with get, set
        abstract browserLanguage: string with get, set
        abstract connectionSpeed: float with get, set
        abstract cookieEnabled: bool with get, set
        abstract cpuClass: string with get, set
        abstract language: string with get, set
        abstract maxTouchPoints: float with get, set
        abstract mimeTypes: MSMimeTypesCollection with get, set
        abstract msManipulationViewsEnabled: bool with get, set
        abstract msMaxTouchPoints: float with get, set
        abstract msPointerEnabled: bool with get, set
        abstract plugins: MSPluginsCollection with get, set
        abstract pointerEnabled: bool with get, set
        abstract systemLanguage: string with get, set
        abstract userLanguage: string with get, set
        abstract webdriver: bool with get, set
        abstract languages: string[] with get, set
        abstract getGamepads: unit -> ResizeArray<Gamepad>
        abstract javaEnabled: unit -> bool
        abstract msLaunchUri: uri: string * ?successCallback: MSLaunchUriCallback * ?noHandlerCallback: MSLaunchUriCallback -> unit
        abstract vibrate: pattern: U2<float, ResizeArray<float>> -> bool
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit
        abstract serviceWorker: ServiceWorkerContainer with get, set
        

    and [<AllowNullLiteral>] NavigatorType =
        abstract prototype: Navigator with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Navigator

    and [<AllowNullLiteral>] Node =
        inherit EventTarget
        abstract attributes: NamedNodeMap with get, set
        abstract baseURI: string with get, set
        abstract childNodes: NodeList with get, set
        abstract firstChild: Node with get, set
        abstract lastChild: Node with get, set
        abstract localName: string with get, set
        abstract namespaceURI: string with get, set
        abstract nextSibling: Node with get, set
        abstract nodeName: string with get, set
        abstract nodeType: float with get, set
        abstract nodeValue: string with get, set
        abstract ownerDocument: Document with get, set
        abstract parentElement: HTMLElement with get, set
        abstract parentNode: Node with get, set
        abstract prefix: string with get, set
        abstract previousSibling: Node with get, set
        abstract textContent: string with get, set
        abstract ATTRIBUTE_NODE: float with get, set
        abstract CDATA_SECTION_NODE: float with get, set
        abstract COMMENT_NODE: float with get, set
        abstract DOCUMENT_FRAGMENT_NODE: float with get, set
        abstract DOCUMENT_NODE: float with get, set
        abstract DOCUMENT_POSITION_CONTAINED_BY: float with get, set
        abstract DOCUMENT_POSITION_CONTAINS: float with get, set
        abstract DOCUMENT_POSITION_DISCONNECTED: float with get, set
        abstract DOCUMENT_POSITION_FOLLOWING: float with get, set
        abstract DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: float with get, set
        abstract DOCUMENT_POSITION_PRECEDING: float with get, set
        abstract DOCUMENT_TYPE_NODE: float with get, set
        abstract ELEMENT_NODE: float with get, set
        abstract ENTITY_NODE: float with get, set
        abstract ENTITY_REFERENCE_NODE: float with get, set
        abstract NOTATION_NODE: float with get, set
        abstract PROCESSING_INSTRUCTION_NODE: float with get, set
        abstract TEXT_NODE: float with get, set
        abstract appendChild: newChild: Node -> Node
        abstract cloneNode: ?deep: bool -> Node
        abstract compareDocumentPosition: other: Node -> float
        abstract hasAttributes: unit -> bool
        abstract hasChildNodes: unit -> bool
        abstract insertBefore: newChild: Node * ?refChild: Node -> Node
        abstract isDefaultNamespace: namespaceURI: string -> bool
        abstract isEqualNode: arg: Node -> bool
        abstract isSameNode: other: Node -> bool
        abstract lookupNamespaceURI: prefix: string -> string
        abstract lookupPrefix: namespaceURI: string -> string
        abstract normalize: unit -> unit
        abstract removeChild: oldChild: Node -> Node
        abstract replaceChild: newChild: Node * oldChild: Node -> Node
        abstract contains: node: Node -> bool

    and [<AllowNullLiteral>] NodeType =
        abstract prototype: Node with get, set
        abstract ATTRIBUTE_NODE: float with get, set
        abstract CDATA_SECTION_NODE: float with get, set
        abstract COMMENT_NODE: float with get, set
        abstract DOCUMENT_FRAGMENT_NODE: float with get, set
        abstract DOCUMENT_NODE: float with get, set
        abstract DOCUMENT_POSITION_CONTAINED_BY: float with get, set
        abstract DOCUMENT_POSITION_CONTAINS: float with get, set
        abstract DOCUMENT_POSITION_DISCONNECTED: float with get, set
        abstract DOCUMENT_POSITION_FOLLOWING: float with get, set
        abstract DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: float with get, set
        abstract DOCUMENT_POSITION_PRECEDING: float with get, set
        abstract DOCUMENT_TYPE_NODE: float with get, set
        abstract ELEMENT_NODE: float with get, set
        abstract ENTITY_NODE: float with get, set
        abstract ENTITY_REFERENCE_NODE: float with get, set
        abstract NOTATION_NODE: float with get, set
        abstract PROCESSING_INSTRUCTION_NODE: float with get, set
        abstract TEXT_NODE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Node

    and [<AllowNullLiteral>] NodeFilter =
        abstract acceptNode: n: Node -> float

    and [<AllowNullLiteral>] NodeFilterType =
        abstract FILTER_ACCEPT: float with get, set
        abstract FILTER_REJECT: float with get, set
        abstract FILTER_SKIP: float with get, set
        abstract SHOW_ALL: float with get, set
        abstract SHOW_ATTRIBUTE: float with get, set
        abstract SHOW_CDATA_SECTION: float with get, set
        abstract SHOW_COMMENT: float with get, set
        abstract SHOW_DOCUMENT: float with get, set
        abstract SHOW_DOCUMENT_FRAGMENT: float with get, set
        abstract SHOW_DOCUMENT_TYPE: float with get, set
        abstract SHOW_ELEMENT: float with get, set
        abstract SHOW_ENTITY: float with get, set
        abstract SHOW_ENTITY_REFERENCE: float with get, set
        abstract SHOW_NOTATION: float with get, set
        abstract SHOW_PROCESSING_INSTRUCTION: float with get, set
        abstract SHOW_TEXT: float with get, set

    and [<AllowNullLiteral>] NodeIterator =
        abstract expandEntityReferences: bool with get, set
        abstract filter: NodeFilter with get, set
        abstract root: Node with get, set
        abstract whatToShow: float with get, set
        abstract detach: unit -> unit
        abstract nextNode: unit -> Node
        abstract previousNode: unit -> Node

    and [<AllowNullLiteral>] NodeIteratorType =
        abstract prototype: NodeIterator with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> NodeIterator

    and [<AllowNullLiteral>] NodeList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Node with get, set
        abstract item: index: float -> Node

    and [<AllowNullLiteral>] NodeListType =
        abstract prototype: NodeList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> NodeList

    and [<AllowNullLiteral>] Notification =
        abstract body: string with get, set
        abstract data: obj option with get, set
        abstract icon: string with get, set
        abstract lang: string with get, set
        abstract requireInteraction: bool with get, set
        abstract silent: bool with get, set
        abstract tag: string with get, set
        abstract timestamp: float with get, set
        abstract title: string with get, set
        abstract close: unit -> unit
        abstract requestPermission: unit -> Promise<string>

    and [<AllowNullLiteral>] NotificationEvent =
        abstract action: string with get, set
        abstract notification: Notification with get, set

    and [<AllowNullLiteral>] OES_element_index_uint =
        interface end

    and [<AllowNullLiteral>] OES_element_index_uintType =
        abstract prototype: OES_element_index_uint with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> OES_element_index_uint

    and [<AllowNullLiteral>] OES_standard_derivatives =
        abstract FRAGMENT_SHADER_DERIVATIVE_HINT_OES: float with get, set

    and [<AllowNullLiteral>] OES_standard_derivativesType =
        abstract prototype: OES_standard_derivatives with get, set
        abstract FRAGMENT_SHADER_DERIVATIVE_HINT_OES: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> OES_standard_derivatives

    and [<AllowNullLiteral>] OES_texture_float =
        interface end

    and [<AllowNullLiteral>] OES_texture_floatType =
        abstract prototype: OES_texture_float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> OES_texture_float

    and [<AllowNullLiteral>] OES_texture_float_linear =
        interface end

    and [<AllowNullLiteral>] OES_texture_float_linearType =
        abstract prototype: OES_texture_float_linear with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> OES_texture_float_linear

    and [<AllowNullLiteral>] OfflineAudioCompletionEvent =
        inherit Event
        abstract renderedBuffer: AudioBuffer with get

    and [<AllowNullLiteral>] OfflineAudioCompletionEventType =
        abstract prototype: OfflineAudioCompletionEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> OfflineAudioCompletionEvent

    and [<AllowNullLiteral>] OfflineAudioContext =
        inherit AudioContext
        abstract oncomplete: (OfflineAudioCompletionEvent -> 'Out) with get, set
        abstract startRendering: unit -> unit
        abstract resume: unit -> Promise<unit> 
        abstract suspend: suspendTime: float -> Promise<unit> 
        [<Emit("$0.addEventListener('complete',$1...)")>] abstract addEventListener_complete: listener: (OfflineAudioCompletionEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] OfflineAudioContextType =
        abstract prototype: OfflineAudioContext with get, set
        [<Emit("new $0($1...)")>] abstract Create: numberOfChannels: float * length: float * sampleRate: float -> OfflineAudioContext

    and [<AllowNullLiteral>] OscillatorNode =
        inherit AudioNode
        abstract detune: AudioParam with get
        abstract frequency: AudioParam with get
        abstract onended: (Event -> 'Out) with get, set
        abstract ``type``: OscillatorType with get, set
        abstract setPeriodicWave: periodicWave: PeriodicWave -> unit
        abstract start: ?``when``: float -> unit
        abstract stop: ?``when``: float -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] OscillatorNodeType =
        abstract prototype: OscillatorNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> OscillatorNode

    and [<StringEnum>] OscillatorType = 
        | Sine 
        | Square 
        | Sawtooth 
        | Triangle 
        | Custom 
     
    and [<StringEnum; RequireQualifiedAccess>] OverSampleType = 
        | None 
        | [<CompiledName("2x")>] X2 
        | [<CompiledName("4x")>] X4 
 
     and [<AllowNullLiteral>] PageTransitionEvent =
        inherit Event
        abstract persisted: bool with get, set

    and [<AllowNullLiteral>] PageTransitionEventType =
        abstract prototype: PageTransitionEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PageTransitionEvent

    and [<AllowNullLiteral>] PannerNode =
        inherit AudioNode
        abstract coneInnerAngle: float with get, set
        abstract coneOuterAngle: float with get, set
        abstract coneOuterGain: float with get, set
        abstract distanceModel: DistanceModelType with get, set
        abstract maxDistance: float with get, set
        abstract panningModel: PanningModelType with get, set
        abstract refDistance: float with get, set
        abstract rolloffFactor: float with get, set
        abstract setOrientation: x: float * y: float * z: float -> unit
        abstract setPosition: x: float * y: float * z: float -> unit
        abstract setVelocity: x: float * y: float * z: float -> unit

    and [<AllowNullLiteral>] PannerNodeType =
        abstract prototype: PannerNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PannerNode

    and [<StringEnum>] PanningModelType = 
        | [<CompiledName("equalpower")>] EqualPower 
        | [<CompiledName("HRTF")>] HRTF 
     
    and [<AllowNullLiteral>] PerfWidgetExternal =
        abstract activeNetworkRequestCount: float with get, set
        abstract averageFrameTime: float with get, set
        abstract averagePaintTime: float with get, set
        abstract extraInformationEnabled: bool with get, set
        abstract independentRenderingEnabled: bool with get, set
        abstract irDisablingContentString: string with get, set
        abstract irStatusAvailable: bool with get, set
        abstract maxCpuSpeed: float with get, set
        abstract paintRequestsPerSecond: float with get, set
        abstract performanceCounter: float with get, set
        abstract performanceCounterFrequency: float with get, set
        abstract addEventListener: eventType: string * callback: Function -> unit
        abstract getMemoryUsage: unit -> float
        abstract getProcessCpuUsage: unit -> float
        abstract getRecentCpuUsage: last: float -> obj
        abstract getRecentFrames: last: float -> obj
        abstract getRecentMemoryUsage: last: float -> obj
        abstract getRecentPaintRequests: last: float -> obj
        abstract removeEventListener: eventType: string * callback: Function -> unit
        abstract repositionWindow: x: float * y: float -> unit
        abstract resizeWindow: width: float * height: float -> unit

    and [<AllowNullLiteral>] PerfWidgetExternalType =
        abstract prototype: PerfWidgetExternal with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerfWidgetExternal

    and [<AllowNullLiteral>] Performance =
        abstract navigation: PerformanceNavigation with get, set
        abstract timing: PerformanceTiming with get, set
        abstract clearMarks: ?markName: string -> unit
        abstract clearMeasures: ?measureName: string -> unit
        abstract clearResourceTimings: unit -> unit
        abstract getEntries: unit -> obj
        abstract getEntriesByName: name: string * ?entryType: string -> obj
        abstract getEntriesByType: entryType: string -> obj
        abstract getMarks: ?markName: string -> obj
        abstract getMeasures: ?measureName: string -> obj
        abstract mark: markName: string -> unit
        abstract ``measure``: measureName: string * ?startMarkName: string * ?endMarkName: string -> unit
        abstract now: unit -> float
        abstract setResourceTimingBufferSize: maxSize: float -> unit
        abstract toJSON: unit -> obj

    and [<AllowNullLiteral>] PerformanceType =
        abstract prototype: Performance with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Performance

    and [<AllowNullLiteral>] PerformanceEntry =
        abstract duration: float with get, set
        abstract entryType: string with get, set
        abstract name: string with get, set
        abstract startTime: float with get, set

    and [<AllowNullLiteral>] PerformanceEntryType =
        abstract prototype: PerformanceEntry with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceEntry

    and [<AllowNullLiteral>] PerformanceMark =
        inherit PerformanceEntry


    and [<AllowNullLiteral>] PerformanceMarkType =
        abstract prototype: PerformanceMark with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceMark

    and [<AllowNullLiteral>] PerformanceMeasure =
        inherit PerformanceEntry


    and [<AllowNullLiteral>] PerformanceMeasureType =
        abstract prototype: PerformanceMeasure with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceMeasure

    and [<AllowNullLiteral>] PerformanceNavigation =
        abstract redirectCount: float with get, set
        abstract ``type``: float with get, set
        abstract TYPE_BACK_FORWARD: float with get, set
        abstract TYPE_NAVIGATE: float with get, set
        abstract TYPE_RELOAD: float with get, set
        abstract TYPE_RESERVED: float with get, set
        abstract toJSON: unit -> obj

    and [<AllowNullLiteral>] PerformanceNavigationType =
        abstract prototype: PerformanceNavigation with get, set
        abstract TYPE_BACK_FORWARD: float with get, set
        abstract TYPE_NAVIGATE: float with get, set
        abstract TYPE_RELOAD: float with get, set
        abstract TYPE_RESERVED: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceNavigation

    and [<AllowNullLiteral>] PerformanceNavigationTiming =
        inherit PerformanceEntry
        abstract connectEnd: float with get, set
        abstract connectStart: float with get, set
        abstract domComplete: float with get, set
        abstract domContentLoadedEventEnd: float with get, set
        abstract domContentLoadedEventStart: float with get, set
        abstract domInteractive: float with get, set
        abstract domLoading: float with get, set
        abstract domainLookupEnd: float with get, set
        abstract domainLookupStart: float with get, set
        abstract fetchStart: float with get, set
        abstract loadEventEnd: float with get, set
        abstract loadEventStart: float with get, set
        abstract navigationStart: float with get, set
        abstract redirectCount: float with get, set
        abstract redirectEnd: float with get, set
        abstract redirectStart: float with get, set
        abstract requestStart: float with get, set
        abstract responseEnd: float with get, set
        abstract responseStart: float with get, set
        abstract ``type``: string with get, set
        abstract unloadEventEnd: float with get, set
        abstract unloadEventStart: float with get, set

    and [<AllowNullLiteral>] PerformanceNavigationTimingType =
        abstract prototype: PerformanceNavigationTiming with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceNavigationTiming

    and [<AllowNullLiteral>] PerformanceResourceTiming =
        inherit PerformanceEntry
        abstract connectEnd: float with get, set
        abstract connectStart: float with get, set
        abstract domainLookupEnd: float with get, set
        abstract domainLookupStart: float with get, set
        abstract fetchStart: float with get, set
        abstract initiatorType: string with get, set
        abstract redirectEnd: float with get, set
        abstract redirectStart: float with get, set
        abstract requestStart: float with get, set
        abstract responseEnd: float with get, set
        abstract responseStart: float with get, set

    and [<AllowNullLiteral>] PerformanceResourceTimingType =
        abstract prototype: PerformanceResourceTiming with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceResourceTiming

    and [<AllowNullLiteral>] PerformanceTiming =
        abstract connectEnd: float with get, set
        abstract connectStart: float with get, set
        abstract domComplete: float with get, set
        abstract domContentLoadedEventEnd: float with get, set
        abstract domContentLoadedEventStart: float with get, set
        abstract domInteractive: float with get, set
        abstract domLoading: float with get, set
        abstract domainLookupEnd: float with get, set
        abstract domainLookupStart: float with get, set
        abstract fetchStart: float with get, set
        abstract loadEventEnd: float with get, set
        abstract loadEventStart: float with get, set
        abstract msFirstPaint: float with get, set
        abstract navigationStart: float with get, set
        abstract redirectEnd: float with get, set
        abstract redirectStart: float with get, set
        abstract requestStart: float with get, set
        abstract responseEnd: float with get, set
        abstract responseStart: float with get, set
        abstract unloadEventEnd: float with get, set
        abstract unloadEventStart: float with get, set
        abstract toJSON: unit -> obj

    and [<AllowNullLiteral>] PerformanceTimingType =
        abstract prototype: PerformanceTiming with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PerformanceTiming

    and [<AllowNullLiteral>] PeriodicWave =
        interface end

    and [<AllowNullLiteral>] PeriodicWaveConstraints = 
        abstract disableNormalisation: bool 
 
    and [<AllowNullLiteral>] PeriodicWaveType =
        abstract prototype: PeriodicWave with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PeriodicWave

    and [<AllowNullLiteral>] PermissionRequest =
        inherit DeferredPermissionRequest
        abstract state: string with get, set
        abstract defer: unit -> unit

    and [<AllowNullLiteral>] PermissionRequestType =
        abstract prototype: PermissionRequest with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PermissionRequest

    and [<AllowNullLiteral>] PermissionRequestedEvent =
        inherit Event
        abstract permissionRequest: PermissionRequest with get, set

    and [<AllowNullLiteral>] PermissionRequestedEventType =
        abstract prototype: PermissionRequestedEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PermissionRequestedEvent

    and [<AllowNullLiteral>] Plugin =
        abstract description: string with get, set
        abstract filename: string with get, set
        abstract length: float with get, set
        abstract name: string with get, set
        abstract version: string with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> MimeType with get, set
        abstract item: index: float -> MimeType
        abstract namedItem: ``type``: string -> MimeType

    and [<AllowNullLiteral>] PluginType =
        abstract prototype: Plugin with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Plugin

    and [<AllowNullLiteral>] PluginArray =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Plugin with get, set
        abstract item: index: float -> Plugin
        abstract namedItem: name: string -> Plugin
        abstract refresh: ?reload: bool -> unit

    and [<AllowNullLiteral>] PluginArrayType =
        abstract prototype: PluginArray with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PluginArray

    and [<AllowNullLiteral>] PointerEvent =
        inherit MouseEvent
        abstract currentPoint: obj with get, set
        abstract height: float with get, set
        abstract hwTimestamp: float with get, set
        abstract intermediatePoints: obj with get, set
        abstract isPrimary: bool with get, set
        abstract pointerId: float with get, set
        abstract pointerType: obj with get, set
        abstract pressure: float with get, set
        abstract rotation: float with get, set
        abstract tiltX: float with get, set
        abstract tiltY: float with get, set
        abstract width: float with get, set
        abstract getCurrentPoint: element: Element -> unit
        abstract getIntermediatePoints: element: Element -> unit
        abstract initPointerEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * ctrlKeyArg: bool * altKeyArg: bool * shiftKeyArg: bool * metaKeyArg: bool * buttonArg: float * relatedTargetArg: EventTarget * offsetXArg: float * offsetYArg: float * widthArg: float * heightArg: float * pressure: float * rotation: float * tiltX: float * tiltY: float * pointerIdArg: float * pointerType: obj * hwTimestampArg: float * isPrimary: bool -> unit

    and [<AllowNullLiteral>] PointerEventType =
        abstract prototype: PointerEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: PointerEventInit -> PointerEvent

    and [<AllowNullLiteral>] PopStateEvent =
        inherit Event
        abstract state: obj with get, set
        abstract initPopStateEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * stateArg: obj -> unit

    and [<AllowNullLiteral>] PopStateEventType =
        abstract prototype: PopStateEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PopStateEvent

    and [<AllowNullLiteral>] Position =
        abstract coords: Coordinates with get, set
        abstract timestamp: float with get, set

    and [<AllowNullLiteral>] PositionType =
        abstract prototype: Position with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Position

    and [<AllowNullLiteral>] PositionError =
        abstract code: float with get, set
        abstract message: string with get, set
        abstract PERMISSION_DENIED: float with get, set
        abstract POSITION_UNAVAILABLE: float with get, set
        abstract TIMEOUT: float with get, set
        abstract toString: unit -> string

    and [<AllowNullLiteral>] PositionErrorType =
        abstract prototype: PositionError with get, set
        abstract PERMISSION_DENIED: float with get, set
        abstract POSITION_UNAVAILABLE: float with get, set
        abstract TIMEOUT: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> PositionError

    and [<AllowNullLiteral>] ProcessingInstruction =
        inherit CharacterData
        abstract target: string with get, set

    and [<AllowNullLiteral>] ProcessingInstructionType =
        abstract prototype: ProcessingInstruction with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ProcessingInstruction

    and [<AllowNullLiteral>] ProgressEvent =
        inherit Event
        abstract lengthComputable: bool with get, set
        abstract loaded: float with get, set
        abstract total: float with get, set
        abstract initProgressEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * lengthComputableArg: bool * loadedArg: float * totalArg: float -> unit

    and [<AllowNullLiteral>] ProgressEventType =
        abstract prototype: ProgressEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: ProgressEventInit -> ProgressEvent
    
    and [<AllowNullLiteral>] PushEvent =
        inherit ExtendableEvent
        abstract data: PushMessageData with get, set

    and [<AllowNullLiteral>] PushManager =
        abstract getSubscription: unit -> Promise<PushSubscription>
        abstract permissionState: unit -> Promise<string>
        abstract subscribe: unit -> Promise<PushSubscription>

    and [<AllowNullLiteral>] PushMessageData =
        abstract arrayBuffer: unit -> ArrayBuffer
        abstract blob: unit -> Blob
        abstract json: unit -> obj option
        abstract text: unit -> string

    and [<AllowNullLiteral>] PushSubscription =
        abstract endpoint: string with get, set
        abstract getKey: ``method``: string -> ArrayBuffer
        abstract toJSON: unit -> string
        abstract unsubscribe: unit -> Promise<bool>

    and [<AllowNullLiteral>] Range =
        abstract collapsed: bool with get, set
        abstract commonAncestorContainer: Node with get, set
        abstract endContainer: Node with get, set
        abstract endOffset: float with get, set
        abstract startContainer: Node with get, set
        abstract startOffset: float with get, set
        abstract END_TO_END: float with get, set
        abstract END_TO_START: float with get, set
        abstract START_TO_END: float with get, set
        abstract START_TO_START: float with get, set
        abstract cloneContents: unit -> DocumentFragment
        abstract cloneRange: unit -> Range
        abstract collapse: toStart: bool -> unit
        abstract compareBoundaryPoints: how: float * sourceRange: Range -> float
        abstract createContextualFragment: fragment: string -> DocumentFragment
        abstract deleteContents: unit -> unit
        abstract detach: unit -> unit
        abstract expand: Unit: string -> bool
        abstract extractContents: unit -> DocumentFragment
        abstract getBoundingClientRect: unit -> ClientRect
        abstract getClientRects: unit -> ClientRectList
        abstract insertNode: newNode: Node -> unit
        abstract selectNode: refNode: Node -> unit
        abstract selectNodeContents: refNode: Node -> unit
        abstract setEnd: refNode: Node * offset: float -> unit
        abstract setEndAfter: refNode: Node -> unit
        abstract setEndBefore: refNode: Node -> unit
        abstract setStart: refNode: Node * offset: float -> unit
        abstract setStartAfter: refNode: Node -> unit
        abstract setStartBefore: refNode: Node -> unit
        abstract surroundContents: newParent: Node -> unit
        abstract toString: unit -> string

    and [<AllowNullLiteral>] RangeType =
        abstract prototype: Range with get, set
        abstract END_TO_END: float with get, set
        abstract END_TO_START: float with get, set
        abstract START_TO_END: float with get, set
        abstract START_TO_START: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Range

    and [<StringEnum>] [<RequireQualifiedAccess>] ReferrerPolicy =
        | [<CompiledName "">] Empty
        | [<CompiledName "no-referrer">] NoReferrer
        | [<CompiledName "no-referrer-when-downgrade">] NoReferrerWhenDowngrade
        | [<CompiledName "origin-only">] OriginOnly
        | [<CompiledName "origin-when-cross-origin">] OriginWhenCrossOrigin
        | [<CompiledName "unsafe-url">] UnsafeUrl

    and [<AllowNullLiteral>] Request =
        inherit Body
        abstract cache: RequestCache with get, set
        abstract credentials: RequestCredentials with get, set
        abstract headers: Headers with get, set
        abstract integrity: string with get, set
        abstract ``method``: string with get, set
        abstract mode: RequestMode with get, set
        abstract referrer: string with get, set
        abstract referrerPolicy: ReferrerPolicy with get, set
        abstract redirect: RequestRedirect with get, set
        abstract url: string with get, set
        abstract clone: unit -> Request

    and [<AllowNullLiteral>] RequestStatic =
        [<Emit "new $0($1...)">] abstract Create: url: string * ?init: RequestStaticInit -> Request

    and [<AllowNullLiteral>] RequestStaticInit =
        abstract ``method``: string option with get, set
        abstract url: string option with get, set
        abstract referrer: string option with get, set
        abstract mode: U4<string, string, string, string> option with get, set
        abstract credentials: U3<string, string, string> option with get, set
        abstract redirect: U3<string, string, string> option with get, set
        abstract integrity: string option with get, set
        abstract cache: U5<string, string, string, string, string> option with get, set
        abstract headers: Headers option with get, set

    and [<StringEnum>] [<RequireQualifiedAccess>] RequestCache =
        | Default
        | [<CompiledName "no-store">] NoStore
        | Reload
        | [<CompiledName "no-cache">] NoCache
        | [<CompiledName "force-cache">] ForceCache

    and [<StringEnum>] [<RequireQualifiedAccess>] RequestCredentials =
        | Omit
        | [<CompiledName "same-origin">] SameOrigin
        | Include

    and [<StringEnum>] [<RequireQualifiedAccess>] RequestMode =
        | Cors
        | [<CompiledName "no-cors">] NoCors
        | [<CompiledName "same-origin">] SameOrigin
        | Navigate

    and [<StringEnum>] [<RequireQualifiedAccess>] RequestRedirect =
        | Follow
        | Error
        | Manual

    and [<AllowNullLiteral>] Response =
        inherit Body
        abstract headers: Headers with get, set
        abstract ok: bool with get, set
        abstract redirected: bool with get, set
        abstract status: float with get, set
        abstract statusText: string with get, set
        abstract ``type``: ResponseType with get, set
        abstract url: string with get, set
        abstract useFinalURL: bool with get, set
        abstract clone: unit -> Response
        abstract error: unit -> Response
        abstract redirect: unit -> Response

    and [<AllowNullLiteral>] ResponseStatic =
        [<Emit "new $0($1...)">] abstract Create: url: string -> Response

    and [<AllowNullLiteral>] ResponseStaticInit =
        abstract status: float option with get, set
        abstract statusText: string option with get, set
        abstract headers: U2<Headers, obj> option with get, set

    and [<StringEnum>] [<RequireQualifiedAccess>] ResponseType =
        | Basic
        | Cores
        | Error
        | Opaque

    and [<AllowNullLiteral>] ServiceWorker =
        inherit Worker
        abstract scriptURL: string with get, set
        abstract state: ServiceWorkerState with get, set
        [<Emit("$0.addEventListener('install',$1...)")>] abstract addEventListener_install: listener: (InstallEvent -> 'Out) * ?useCapture : bool -> unit
        [<Emit("$0.addEventListener('activate',$1...)")>] abstract addEventListener_activate: listener: (ActivateEvent -> 'Out) * ?useCapture : bool -> unit
        [<Emit("$0.addEventListener('fetch',$1...)")>] abstract addEventListener_fetch: listener: (FetchEvent -> 'Out) * ?useCapture : bool -> unit
        [<Emit("$0.addEventListener('push',$1...)")>] abstract addEventListener_push: listener: (PushEvent -> 'Out) * ?useCapture : bool -> unit
        [<Emit("$0.addEventListener('notificationclick',$1...)")>] abstract addEventListener_notificationclick: listener: (NotificationEvent -> 'Out) * ?useCapture : bool -> unit
        [<Emit("$0.addEventListener('notificationclose',$1...)")>] abstract addEventListener_notificationclose: listener: (NotificationEvent -> 'Out) * ?useCapture : bool -> unit
        [<Emit("$0.addEventListener('sync',$1...)")>] abstract addEventListener_sync: listener: (SyncEvent -> 'Out) * ?useCapture : bool -> unit

    and [<AllowNullLiteral>] ServiceWorkerContainer =
        abstract controller: ServiceWorker option with get, set
        abstract oncontrollerchange: (Event -> obj option) option with get, set
        abstract onerror: (Event -> obj option) option with get, set
        abstract onmessage: (Event -> obj option) option with get, set
        abstract ready: Promise<ServiceWorkerRegistration> with get, set
        abstract getRegistration: ?scope: string -> Promise<ServiceWorkerRegistration>
        abstract getRegistrations: unit -> Promise<Array<ServiceWorkerRegistration>>
        abstract register: url: string * ?options: ServiceWorkerRegistrationOptions -> Promise<ServiceWorkerRegistration>

    and [<AllowNullLiteral>] ServiceWorkerNotificationOptions =
        abstract tag: string option with get, set

    and [<AllowNullLiteral>] ServiceWorkerRegistration =
        abstract active: ServiceWorker option with get, set
        abstract installing: ServiceWorker option with get, set
        abstract onupdatefound: (Event -> obj option) option with get, set
        abstract pushManager: PushManager with get, set
        abstract scope: string with get, set
        abstract waiting: ServiceWorker option with get, set
        abstract getNotifications: ?options: ServiceWorkerNotificationOptions -> Promise<Array<Notification>>
        abstract update: unit -> unit
        abstract unregister: unit -> Promise<bool>

    and [<AllowNullLiteral>] ServiceWorkerRegistrationOptions =
        abstract scope: string option with get, set

    and [<StringEnum>] [<RequireQualifiedAccess>] ServiceWorkerState =
        | Installing
        | Installed
        | Activating
        | Activated
        | Redundant

    and [<AllowNullLiteral>] SVGAElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGURIReference
        abstract target: SVGAnimatedString with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGAElementType =
        abstract prototype: SVGAElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAElement

    and [<AllowNullLiteral>] SVGAngle =
        abstract unitType: float with get, set
        abstract value: float with get, set
        abstract valueAsString: string with get, set
        abstract valueInSpecifiedUnits: float with get, set
        abstract SVG_ANGLETYPE_DEG: float with get, set
        abstract SVG_ANGLETYPE_GRAD: float with get, set
        abstract SVG_ANGLETYPE_RAD: float with get, set
        abstract SVG_ANGLETYPE_UNKNOWN: float with get, set
        abstract SVG_ANGLETYPE_UNSPECIFIED: float with get, set
        abstract convertToSpecifiedUnits: unitType: float -> unit
        abstract newValueSpecifiedUnits: unitType: float * valueInSpecifiedUnits: float -> unit

    and [<AllowNullLiteral>] SVGAngleType =
        abstract prototype: SVGAngle with get, set
        abstract SVG_ANGLETYPE_DEG: float with get, set
        abstract SVG_ANGLETYPE_GRAD: float with get, set
        abstract SVG_ANGLETYPE_RAD: float with get, set
        abstract SVG_ANGLETYPE_UNKNOWN: float with get, set
        abstract SVG_ANGLETYPE_UNSPECIFIED: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAngle

    and [<AllowNullLiteral>] SVGAnimatedAngle =
        abstract animVal: SVGAngle with get, set
        abstract baseVal: SVGAngle with get, set

    and [<AllowNullLiteral>] SVGAnimatedAngleType =
        abstract prototype: SVGAnimatedAngle with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedAngle

    and [<AllowNullLiteral>] SVGAnimatedBoolean =
        abstract animVal: bool with get, set
        abstract baseVal: bool with get, set

    and [<AllowNullLiteral>] SVGAnimatedBooleanType =
        abstract prototype: SVGAnimatedBoolean with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedBoolean

    and [<AllowNullLiteral>] SVGAnimatedEnumeration =
        abstract animVal: float with get, set
        abstract baseVal: float with get, set

    and [<AllowNullLiteral>] SVGAnimatedEnumerationType =
        abstract prototype: SVGAnimatedEnumeration with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedEnumeration

    and [<AllowNullLiteral>] SVGAnimatedInteger =
        abstract animVal: float with get, set
        abstract baseVal: float with get, set

    and [<AllowNullLiteral>] SVGAnimatedIntegerType =
        abstract prototype: SVGAnimatedInteger with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedInteger

    and [<AllowNullLiteral>] SVGAnimatedLength =
        abstract animVal: SVGLength with get, set
        abstract baseVal: SVGLength with get, set

    and [<AllowNullLiteral>] SVGAnimatedLengthType =
        abstract prototype: SVGAnimatedLength with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedLength

    and [<AllowNullLiteral>] SVGAnimatedLengthList =
        abstract animVal: SVGLengthList with get, set
        abstract baseVal: SVGLengthList with get, set

    and [<AllowNullLiteral>] SVGAnimatedLengthListType =
        abstract prototype: SVGAnimatedLengthList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedLengthList

    and [<AllowNullLiteral>] SVGAnimatedNumber =
        abstract animVal: float with get, set
        abstract baseVal: float with get, set

    and [<AllowNullLiteral>] SVGAnimatedNumberType =
        abstract prototype: SVGAnimatedNumber with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedNumber

    and [<AllowNullLiteral>] SVGAnimatedNumberList =
        abstract animVal: SVGNumberList with get, set
        abstract baseVal: SVGNumberList with get, set

    and [<AllowNullLiteral>] SVGAnimatedNumberListType =
        abstract prototype: SVGAnimatedNumberList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedNumberList

    and [<AllowNullLiteral>] SVGAnimatedPreserveAspectRatio =
        abstract animVal: SVGPreserveAspectRatio with get, set
        abstract baseVal: SVGPreserveAspectRatio with get, set

    and [<AllowNullLiteral>] SVGAnimatedPreserveAspectRatioType =
        abstract prototype: SVGAnimatedPreserveAspectRatio with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedPreserveAspectRatio

    and [<AllowNullLiteral>] SVGAnimatedRect =
        abstract animVal: SVGRect with get, set
        abstract baseVal: SVGRect with get, set

    and [<AllowNullLiteral>] SVGAnimatedRectType =
        abstract prototype: SVGAnimatedRect with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedRect

    and [<AllowNullLiteral>] SVGAnimatedString =
        abstract animVal: string with get, set
        abstract baseVal: string with get, set

    and [<AllowNullLiteral>] SVGAnimatedStringType =
        abstract prototype: SVGAnimatedString with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedString

    and [<AllowNullLiteral>] SVGAnimatedTransformList =
        abstract animVal: SVGTransformList with get, set
        abstract baseVal: SVGTransformList with get, set

    and [<AllowNullLiteral>] SVGAnimatedTransformListType =
        abstract prototype: SVGAnimatedTransformList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGAnimatedTransformList

    and [<AllowNullLiteral>] SVGCircleElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract cx: SVGAnimatedLength with get, set
        abstract cy: SVGAnimatedLength with get, set
        abstract r: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGCircleElementType =
        abstract prototype: SVGCircleElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGCircleElement

    and [<AllowNullLiteral>] SVGClipPathElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGUnitTypes
        abstract clipPathUnits: SVGAnimatedEnumeration with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGClipPathElementType =
        abstract prototype: SVGClipPathElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGClipPathElement

    and [<AllowNullLiteral>] SVGComponentTransferFunctionElement =
        inherit SVGElement
        abstract amplitude: SVGAnimatedNumber with get, set
        abstract exponent: SVGAnimatedNumber with get, set
        abstract intercept: SVGAnimatedNumber with get, set
        abstract offset: SVGAnimatedNumber with get, set
        abstract slope: SVGAnimatedNumber with get, set
        abstract tableValues: SVGAnimatedNumberList with get, set
        abstract ``type``: SVGAnimatedEnumeration with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_GAMMA: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_TABLE: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: float with get, set

    and [<AllowNullLiteral>] SVGComponentTransferFunctionElementType =
        abstract prototype: SVGComponentTransferFunctionElement with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_GAMMA: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_TABLE: float with get, set
        abstract SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGComponentTransferFunctionElement

    and [<AllowNullLiteral>] SVGDefsElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGDefsElementType =
        abstract prototype: SVGDefsElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGDefsElement

    and [<AllowNullLiteral>] SVGDescElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGLangSpace
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGDescElementType =
        abstract prototype: SVGDescElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGDescElement

    and [<AllowNullLiteral>] SVGElement =
        inherit Element
        abstract id: string with get, set
        abstract onclick: (MouseEvent -> 'Out) with get, set
        abstract ondblclick: (MouseEvent -> 'Out) with get, set
        abstract onfocusin: (FocusEvent -> 'Out) with get, set
        abstract onfocusout: (FocusEvent -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onmousedown: (MouseEvent -> 'Out) with get, set
        abstract onmousemove: (MouseEvent -> 'Out) with get, set
        abstract onmouseout: (MouseEvent -> 'Out) with get, set
        abstract onmouseover: (MouseEvent -> 'Out) with get, set
        abstract onmouseup: (MouseEvent -> 'Out) with get, set
        abstract ownerSVGElement: SVGSVGElement with get, set
        abstract viewportElement: SVGElement with get, set
        abstract xmlbase: string with get, set
        abstract className: obj with get, set
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focusin',$1...)")>] abstract addEventListener_focusin: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focusout',$1...)")>] abstract addEventListener_focusout: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGElementType =
        abstract prototype: SVGElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGElement

    and [<AllowNullLiteral>] SVGElementInstance =
        inherit EventTarget
        abstract childNodes: SVGElementInstanceList with get, set
        abstract correspondingElement: SVGElement with get, set
        abstract correspondingUseElement: SVGUseElement with get, set
        abstract firstChild: SVGElementInstance with get, set
        abstract lastChild: SVGElementInstance with get, set
        abstract nextSibling: SVGElementInstance with get, set
        abstract parentNode: SVGElementInstance with get, set
        abstract previousSibling: SVGElementInstance with get, set

    and [<AllowNullLiteral>] SVGElementInstanceType =
        abstract prototype: SVGElementInstance with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGElementInstance

    and [<AllowNullLiteral>] SVGElementInstanceList =
        abstract length: float with get, set
        abstract item: index: float -> SVGElementInstance

    and [<AllowNullLiteral>] SVGElementInstanceListType =
        abstract prototype: SVGElementInstanceList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGElementInstanceList

    and [<AllowNullLiteral>] SVGEllipseElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract cx: SVGAnimatedLength with get, set
        abstract cy: SVGAnimatedLength with get, set
        abstract rx: SVGAnimatedLength with get, set
        abstract ry: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGEllipseElementType =
        abstract prototype: SVGEllipseElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGEllipseElement

    and [<AllowNullLiteral>] SVGFEBlendElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract in2: SVGAnimatedString with get, set
        abstract mode: SVGAnimatedEnumeration with get, set
        abstract SVG_FEBLEND_MODE_COLOR: float with get, set
        abstract SVG_FEBLEND_MODE_COLOR_BURN: float with get, set
        abstract SVG_FEBLEND_MODE_COLOR_DODGE: float with get, set
        abstract SVG_FEBLEND_MODE_DARKEN: float with get, set
        abstract SVG_FEBLEND_MODE_DIFFERENCE: float with get, set
        abstract SVG_FEBLEND_MODE_EXCLUSION: float with get, set
        abstract SVG_FEBLEND_MODE_HARD_LIGHT: float with get, set
        abstract SVG_FEBLEND_MODE_HUE: float with get, set
        abstract SVG_FEBLEND_MODE_LIGHTEN: float with get, set
        abstract SVG_FEBLEND_MODE_LUMINOSITY: float with get, set
        abstract SVG_FEBLEND_MODE_MULTIPLY: float with get, set
        abstract SVG_FEBLEND_MODE_NORMAL: float with get, set
        abstract SVG_FEBLEND_MODE_OVERLAY: float with get, set
        abstract SVG_FEBLEND_MODE_SATURATION: float with get, set
        abstract SVG_FEBLEND_MODE_SCREEN: float with get, set
        abstract SVG_FEBLEND_MODE_SOFT_LIGHT: float with get, set
        abstract SVG_FEBLEND_MODE_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEBlendElementType =
        abstract prototype: SVGFEBlendElement with get, set
        abstract SVG_FEBLEND_MODE_COLOR: float with get, set
        abstract SVG_FEBLEND_MODE_COLOR_BURN: float with get, set
        abstract SVG_FEBLEND_MODE_COLOR_DODGE: float with get, set
        abstract SVG_FEBLEND_MODE_DARKEN: float with get, set
        abstract SVG_FEBLEND_MODE_DIFFERENCE: float with get, set
        abstract SVG_FEBLEND_MODE_EXCLUSION: float with get, set
        abstract SVG_FEBLEND_MODE_HARD_LIGHT: float with get, set
        abstract SVG_FEBLEND_MODE_HUE: float with get, set
        abstract SVG_FEBLEND_MODE_LIGHTEN: float with get, set
        abstract SVG_FEBLEND_MODE_LUMINOSITY: float with get, set
        abstract SVG_FEBLEND_MODE_MULTIPLY: float with get, set
        abstract SVG_FEBLEND_MODE_NORMAL: float with get, set
        abstract SVG_FEBLEND_MODE_OVERLAY: float with get, set
        abstract SVG_FEBLEND_MODE_SATURATION: float with get, set
        abstract SVG_FEBLEND_MODE_SCREEN: float with get, set
        abstract SVG_FEBLEND_MODE_SOFT_LIGHT: float with get, set
        abstract SVG_FEBLEND_MODE_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEBlendElement

    and [<AllowNullLiteral>] SVGFEColorMatrixElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract ``type``: SVGAnimatedEnumeration with get, set
        abstract values: SVGAnimatedNumberList with get, set
        abstract SVG_FECOLORMATRIX_TYPE_HUEROTATE: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_LUMINANCETOALPHA: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_MATRIX: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_SATURATE: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEColorMatrixElementType =
        abstract prototype: SVGFEColorMatrixElement with get, set
        abstract SVG_FECOLORMATRIX_TYPE_HUEROTATE: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_LUMINANCETOALPHA: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_MATRIX: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_SATURATE: float with get, set
        abstract SVG_FECOLORMATRIX_TYPE_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEColorMatrixElement

    and [<AllowNullLiteral>] SVGFEComponentTransferElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEComponentTransferElementType =
        abstract prototype: SVGFEComponentTransferElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEComponentTransferElement

    and [<AllowNullLiteral>] SVGFECompositeElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract in2: SVGAnimatedString with get, set
        abstract k1: SVGAnimatedNumber with get, set
        abstract k2: SVGAnimatedNumber with get, set
        abstract k3: SVGAnimatedNumber with get, set
        abstract k4: SVGAnimatedNumber with get, set
        abstract operator: SVGAnimatedEnumeration with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_ARITHMETIC: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_ATOP: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_IN: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_OUT: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_OVER: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_UNKNOWN: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_XOR: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFECompositeElementType =
        abstract prototype: SVGFECompositeElement with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_ARITHMETIC: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_ATOP: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_IN: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_OUT: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_OVER: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_UNKNOWN: float with get, set
        abstract SVG_FECOMPOSITE_OPERATOR_XOR: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFECompositeElement

    and [<AllowNullLiteral>] SVGFEConvolveMatrixElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract bias: SVGAnimatedNumber with get, set
        abstract divisor: SVGAnimatedNumber with get, set
        abstract edgeMode: SVGAnimatedEnumeration with get, set
        abstract in1: SVGAnimatedString with get, set
        abstract kernelMatrix: SVGAnimatedNumberList with get, set
        abstract kernelUnitLengthX: SVGAnimatedNumber with get, set
        abstract kernelUnitLengthY: SVGAnimatedNumber with get, set
        abstract orderX: SVGAnimatedInteger with get, set
        abstract orderY: SVGAnimatedInteger with get, set
        abstract preserveAlpha: SVGAnimatedBoolean with get, set
        abstract targetX: SVGAnimatedInteger with get, set
        abstract targetY: SVGAnimatedInteger with get, set
        abstract SVG_EDGEMODE_DUPLICATE: float with get, set
        abstract SVG_EDGEMODE_NONE: float with get, set
        abstract SVG_EDGEMODE_UNKNOWN: float with get, set
        abstract SVG_EDGEMODE_WRAP: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEConvolveMatrixElementType =
        abstract prototype: SVGFEConvolveMatrixElement with get, set
        abstract SVG_EDGEMODE_DUPLICATE: float with get, set
        abstract SVG_EDGEMODE_NONE: float with get, set
        abstract SVG_EDGEMODE_UNKNOWN: float with get, set
        abstract SVG_EDGEMODE_WRAP: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEConvolveMatrixElement

    and [<AllowNullLiteral>] SVGFEDiffuseLightingElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract diffuseConstant: SVGAnimatedNumber with get, set
        abstract in1: SVGAnimatedString with get, set
        abstract kernelUnitLengthX: SVGAnimatedNumber with get, set
        abstract kernelUnitLengthY: SVGAnimatedNumber with get, set
        abstract surfaceScale: SVGAnimatedNumber with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEDiffuseLightingElementType =
        abstract prototype: SVGFEDiffuseLightingElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEDiffuseLightingElement

    and [<AllowNullLiteral>] SVGFEDisplacementMapElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract in2: SVGAnimatedString with get, set
        abstract scale: SVGAnimatedNumber with get, set
        abstract xChannelSelector: SVGAnimatedEnumeration with get, set
        abstract yChannelSelector: SVGAnimatedEnumeration with get, set
        abstract SVG_CHANNEL_A: float with get, set
        abstract SVG_CHANNEL_B: float with get, set
        abstract SVG_CHANNEL_G: float with get, set
        abstract SVG_CHANNEL_R: float with get, set
        abstract SVG_CHANNEL_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEDisplacementMapElementType =
        abstract prototype: SVGFEDisplacementMapElement with get, set
        abstract SVG_CHANNEL_A: float with get, set
        abstract SVG_CHANNEL_B: float with get, set
        abstract SVG_CHANNEL_G: float with get, set
        abstract SVG_CHANNEL_R: float with get, set
        abstract SVG_CHANNEL_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEDisplacementMapElement

    and [<AllowNullLiteral>] SVGFEDistantLightElement =
        inherit SVGElement
        abstract azimuth: SVGAnimatedNumber with get, set
        abstract elevation: SVGAnimatedNumber with get, set

    and [<AllowNullLiteral>] SVGFEDistantLightElementType =
        abstract prototype: SVGFEDistantLightElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEDistantLightElement

    and [<AllowNullLiteral>] SVGFEFloodElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEFloodElementType =
        abstract prototype: SVGFEFloodElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEFloodElement

    and [<AllowNullLiteral>] SVGFEFuncAElement =
        inherit SVGComponentTransferFunctionElement


    and [<AllowNullLiteral>] SVGFEFuncAElementType =
        abstract prototype: SVGFEFuncAElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEFuncAElement

    and [<AllowNullLiteral>] SVGFEFuncBElement =
        inherit SVGComponentTransferFunctionElement


    and [<AllowNullLiteral>] SVGFEFuncBElementType =
        abstract prototype: SVGFEFuncBElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEFuncBElement

    and [<AllowNullLiteral>] SVGFEFuncGElement =
        inherit SVGComponentTransferFunctionElement


    and [<AllowNullLiteral>] SVGFEFuncGElementType =
        abstract prototype: SVGFEFuncGElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEFuncGElement

    and [<AllowNullLiteral>] SVGFEFuncRElement =
        inherit SVGComponentTransferFunctionElement


    and [<AllowNullLiteral>] SVGFEFuncRElementType =
        abstract prototype: SVGFEFuncRElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEFuncRElement

    and [<AllowNullLiteral>] SVGFEGaussianBlurElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract stdDeviationX: SVGAnimatedNumber with get, set
        abstract stdDeviationY: SVGAnimatedNumber with get, set
        abstract setStdDeviation: stdDeviationX: float * stdDeviationY: float -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEGaussianBlurElementType =
        abstract prototype: SVGFEGaussianBlurElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEGaussianBlurElement

    and [<AllowNullLiteral>] SVGFEImageElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        inherit SVGLangSpace
        inherit SVGURIReference
        inherit SVGExternalResourcesRequired
        abstract preserveAspectRatio: SVGAnimatedPreserveAspectRatio with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEImageElementType =
        abstract prototype: SVGFEImageElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEImageElement

    and [<AllowNullLiteral>] SVGFEMergeElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEMergeElementType =
        abstract prototype: SVGFEMergeElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEMergeElement

    and [<AllowNullLiteral>] SVGFEMergeNodeElement =
        inherit SVGElement
        abstract in1: SVGAnimatedString with get, set

    and [<AllowNullLiteral>] SVGFEMergeNodeElementType =
        abstract prototype: SVGFEMergeNodeElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEMergeNodeElement

    and [<AllowNullLiteral>] SVGFEMorphologyElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract operator: SVGAnimatedEnumeration with get, set
        abstract radiusX: SVGAnimatedNumber with get, set
        abstract radiusY: SVGAnimatedNumber with get, set
        abstract SVG_MORPHOLOGY_OPERATOR_DILATE: float with get, set
        abstract SVG_MORPHOLOGY_OPERATOR_ERODE: float with get, set
        abstract SVG_MORPHOLOGY_OPERATOR_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEMorphologyElementType =
        abstract prototype: SVGFEMorphologyElement with get, set
        abstract SVG_MORPHOLOGY_OPERATOR_DILATE: float with get, set
        abstract SVG_MORPHOLOGY_OPERATOR_ERODE: float with get, set
        abstract SVG_MORPHOLOGY_OPERATOR_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEMorphologyElement

    and [<AllowNullLiteral>] SVGFEOffsetElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract dx: SVGAnimatedNumber with get, set
        abstract dy: SVGAnimatedNumber with get, set
        abstract in1: SVGAnimatedString with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFEOffsetElementType =
        abstract prototype: SVGFEOffsetElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEOffsetElement

    and [<AllowNullLiteral>] SVGFEPointLightElement =
        inherit SVGElement
        abstract x: SVGAnimatedNumber with get, set
        abstract y: SVGAnimatedNumber with get, set
        abstract z: SVGAnimatedNumber with get, set

    and [<AllowNullLiteral>] SVGFEPointLightElementType =
        abstract prototype: SVGFEPointLightElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFEPointLightElement

    and [<AllowNullLiteral>] SVGFESpecularLightingElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract kernelUnitLengthX: SVGAnimatedNumber with get, set
        abstract kernelUnitLengthY: SVGAnimatedNumber with get, set
        abstract specularConstant: SVGAnimatedNumber with get, set
        abstract specularExponent: SVGAnimatedNumber with get, set
        abstract surfaceScale: SVGAnimatedNumber with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFESpecularLightingElementType =
        abstract prototype: SVGFESpecularLightingElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFESpecularLightingElement

    and [<AllowNullLiteral>] SVGFESpotLightElement =
        inherit SVGElement
        abstract limitingConeAngle: SVGAnimatedNumber with get, set
        abstract pointsAtX: SVGAnimatedNumber with get, set
        abstract pointsAtY: SVGAnimatedNumber with get, set
        abstract pointsAtZ: SVGAnimatedNumber with get, set
        abstract specularExponent: SVGAnimatedNumber with get, set
        abstract x: SVGAnimatedNumber with get, set
        abstract y: SVGAnimatedNumber with get, set
        abstract z: SVGAnimatedNumber with get, set

    and [<AllowNullLiteral>] SVGFESpotLightElementType =
        abstract prototype: SVGFESpotLightElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFESpotLightElement

    and [<AllowNullLiteral>] SVGFETileElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract in1: SVGAnimatedString with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFETileElementType =
        abstract prototype: SVGFETileElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFETileElement

    and [<AllowNullLiteral>] SVGFETurbulenceElement =
        inherit SVGElement
        inherit SVGFilterPrimitiveStandardAttributes
        abstract baseFrequencyX: SVGAnimatedNumber with get, set
        abstract baseFrequencyY: SVGAnimatedNumber with get, set
        abstract numOctaves: SVGAnimatedInteger with get, set
        abstract seed: SVGAnimatedNumber with get, set
        abstract stitchTiles: SVGAnimatedEnumeration with get, set
        abstract ``type``: SVGAnimatedEnumeration with get, set
        abstract SVG_STITCHTYPE_NOSTITCH: float with get, set
        abstract SVG_STITCHTYPE_STITCH: float with get, set
        abstract SVG_STITCHTYPE_UNKNOWN: float with get, set
        abstract SVG_TURBULENCE_TYPE_FRACTALNOISE: float with get, set
        abstract SVG_TURBULENCE_TYPE_TURBULENCE: float with get, set
        abstract SVG_TURBULENCE_TYPE_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFETurbulenceElementType =
        abstract prototype: SVGFETurbulenceElement with get, set
        abstract SVG_STITCHTYPE_NOSTITCH: float with get, set
        abstract SVG_STITCHTYPE_STITCH: float with get, set
        abstract SVG_STITCHTYPE_UNKNOWN: float with get, set
        abstract SVG_TURBULENCE_TYPE_FRACTALNOISE: float with get, set
        abstract SVG_TURBULENCE_TYPE_TURBULENCE: float with get, set
        abstract SVG_TURBULENCE_TYPE_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFETurbulenceElement

    and [<AllowNullLiteral>] SVGFilterElement =
        inherit SVGElement
        inherit SVGUnitTypes
        inherit SVGStylable
        inherit SVGLangSpace
        inherit SVGURIReference
        inherit SVGExternalResourcesRequired
        abstract filterResX: SVGAnimatedInteger with get, set
        abstract filterResY: SVGAnimatedInteger with get, set
        abstract filterUnits: SVGAnimatedEnumeration with get, set
        abstract height: SVGAnimatedLength with get, set
        abstract primitiveUnits: SVGAnimatedEnumeration with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract setFilterRes: filterResX: float * filterResY: float -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGFilterElementType =
        abstract prototype: SVGFilterElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGFilterElement

    and [<AllowNullLiteral>] SVGForeignObjectElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract height: SVGAnimatedLength with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGForeignObjectElementType =
        abstract prototype: SVGForeignObjectElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGForeignObjectElement

    and [<AllowNullLiteral>] SVGGElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGGElementType =
        abstract prototype: SVGGElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGGElement

    and [<AllowNullLiteral>] SVGGradientElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGExternalResourcesRequired
        inherit SVGURIReference
        inherit SVGUnitTypes
        abstract gradientTransform: SVGAnimatedTransformList with get, set
        abstract gradientUnits: SVGAnimatedEnumeration with get, set
        abstract spreadMethod: SVGAnimatedEnumeration with get, set
        abstract SVG_SPREADMETHOD_PAD: float with get, set
        abstract SVG_SPREADMETHOD_REFLECT: float with get, set
        abstract SVG_SPREADMETHOD_REPEAT: float with get, set
        abstract SVG_SPREADMETHOD_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGGradientElementType =
        abstract prototype: SVGGradientElement with get, set
        abstract SVG_SPREADMETHOD_PAD: float with get, set
        abstract SVG_SPREADMETHOD_REFLECT: float with get, set
        abstract SVG_SPREADMETHOD_REPEAT: float with get, set
        abstract SVG_SPREADMETHOD_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGGradientElement

    and [<AllowNullLiteral>] SVGImageElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGURIReference
        abstract height: SVGAnimatedLength with get, set
        abstract preserveAspectRatio: SVGAnimatedPreserveAspectRatio with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGImageElementType =
        abstract prototype: SVGImageElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGImageElement

    and [<AllowNullLiteral>] SVGLength =
        abstract unitType: float with get, set
        abstract value: float with get, set
        abstract valueAsString: string with get, set
        abstract valueInSpecifiedUnits: float with get, set
        abstract SVG_LENGTHTYPE_CM: float with get, set
        abstract SVG_LENGTHTYPE_EMS: float with get, set
        abstract SVG_LENGTHTYPE_EXS: float with get, set
        abstract SVG_LENGTHTYPE_IN: float with get, set
        abstract SVG_LENGTHTYPE_MM: float with get, set
        abstract SVG_LENGTHTYPE_NUMBER: float with get, set
        abstract SVG_LENGTHTYPE_PC: float with get, set
        abstract SVG_LENGTHTYPE_PERCENTAGE: float with get, set
        abstract SVG_LENGTHTYPE_PT: float with get, set
        abstract SVG_LENGTHTYPE_PX: float with get, set
        abstract SVG_LENGTHTYPE_UNKNOWN: float with get, set
        abstract convertToSpecifiedUnits: unitType: float -> unit
        abstract newValueSpecifiedUnits: unitType: float * valueInSpecifiedUnits: float -> unit

    and [<AllowNullLiteral>] SVGLengthType =
        abstract prototype: SVGLength with get, set
        abstract SVG_LENGTHTYPE_CM: float with get, set
        abstract SVG_LENGTHTYPE_EMS: float with get, set
        abstract SVG_LENGTHTYPE_EXS: float with get, set
        abstract SVG_LENGTHTYPE_IN: float with get, set
        abstract SVG_LENGTHTYPE_MM: float with get, set
        abstract SVG_LENGTHTYPE_NUMBER: float with get, set
        abstract SVG_LENGTHTYPE_PC: float with get, set
        abstract SVG_LENGTHTYPE_PERCENTAGE: float with get, set
        abstract SVG_LENGTHTYPE_PT: float with get, set
        abstract SVG_LENGTHTYPE_PX: float with get, set
        abstract SVG_LENGTHTYPE_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGLength

    and [<AllowNullLiteral>] SVGLengthList =
        abstract numberOfItems: float with get, set
        abstract appendItem: newItem: SVGLength -> SVGLength
        abstract clear: unit -> unit
        abstract getItem: index: float -> SVGLength
        abstract initialize: newItem: SVGLength -> SVGLength
        abstract insertItemBefore: newItem: SVGLength * index: float -> SVGLength
        abstract removeItem: index: float -> SVGLength
        abstract replaceItem: newItem: SVGLength * index: float -> SVGLength

    and [<AllowNullLiteral>] SVGLengthListType =
        abstract prototype: SVGLengthList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGLengthList

    and [<AllowNullLiteral>] SVGLineElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract x1: SVGAnimatedLength with get, set
        abstract x2: SVGAnimatedLength with get, set
        abstract y1: SVGAnimatedLength with get, set
        abstract y2: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGLineElementType =
        abstract prototype: SVGLineElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGLineElement

    and [<AllowNullLiteral>] SVGLinearGradientElement =
        inherit SVGGradientElement
        abstract x1: SVGAnimatedLength with get, set
        abstract x2: SVGAnimatedLength with get, set
        abstract y1: SVGAnimatedLength with get, set
        abstract y2: SVGAnimatedLength with get, set

    and [<AllowNullLiteral>] SVGLinearGradientElementType =
        abstract prototype: SVGLinearGradientElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGLinearGradientElement

    and [<AllowNullLiteral>] SVGMarkerElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGFitToViewBox
        abstract markerHeight: SVGAnimatedLength with get, set
        abstract markerUnits: SVGAnimatedEnumeration with get, set
        abstract markerWidth: SVGAnimatedLength with get, set
        abstract orientAngle: SVGAnimatedAngle with get, set
        abstract orientType: SVGAnimatedEnumeration with get, set
        abstract refX: SVGAnimatedLength with get, set
        abstract refY: SVGAnimatedLength with get, set
        abstract SVG_MARKERUNITS_STROKEWIDTH: float with get, set
        abstract SVG_MARKERUNITS_UNKNOWN: float with get, set
        abstract SVG_MARKERUNITS_USERSPACEONUSE: float with get, set
        abstract SVG_MARKER_ORIENT_ANGLE: float with get, set
        abstract SVG_MARKER_ORIENT_AUTO: float with get, set
        abstract SVG_MARKER_ORIENT_UNKNOWN: float with get, set
        abstract setOrientToAngle: angle: SVGAngle -> unit
        abstract setOrientToAuto: unit -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGMarkerElementType =
        abstract prototype: SVGMarkerElement with get, set
        abstract SVG_MARKERUNITS_STROKEWIDTH: float with get, set
        abstract SVG_MARKERUNITS_UNKNOWN: float with get, set
        abstract SVG_MARKERUNITS_USERSPACEONUSE: float with get, set
        abstract SVG_MARKER_ORIENT_ANGLE: float with get, set
        abstract SVG_MARKER_ORIENT_AUTO: float with get, set
        abstract SVG_MARKER_ORIENT_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGMarkerElement

    and [<AllowNullLiteral>] SVGMaskElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGUnitTypes
        abstract height: SVGAnimatedLength with get, set
        abstract maskContentUnits: SVGAnimatedEnumeration with get, set
        abstract maskUnits: SVGAnimatedEnumeration with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGMaskElementType =
        abstract prototype: SVGMaskElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGMaskElement

    and [<AllowNullLiteral>] SVGMatrix =
        abstract a: float with get, set
        abstract b: float with get, set
        abstract c: float with get, set
        abstract d: float with get, set
        abstract e: float with get, set
        abstract f: float with get, set
        abstract flipX: unit -> SVGMatrix
        abstract flipY: unit -> SVGMatrix
        abstract inverse: unit -> SVGMatrix
        abstract multiply: secondMatrix: SVGMatrix -> SVGMatrix
        abstract rotate: angle: float -> SVGMatrix
        abstract rotateFromVector: x: float * y: float -> SVGMatrix
        abstract scale: scaleFactor: float -> SVGMatrix
        abstract scaleNonUniform: scaleFactorX: float * scaleFactorY: float -> SVGMatrix
        abstract skewX: angle: float -> SVGMatrix
        abstract skewY: angle: float -> SVGMatrix
        abstract translate: x: float * y: float -> SVGMatrix

    and [<AllowNullLiteral>] SVGMatrixType =
        abstract prototype: SVGMatrix with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGMatrix

    and [<AllowNullLiteral>] SVGMetadataElement =
        inherit SVGElement


    and [<AllowNullLiteral>] SVGMetadataElementType =
        abstract prototype: SVGMetadataElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGMetadataElement

    and [<AllowNullLiteral>] SVGNumber =
        abstract value: float with get, set

    and [<AllowNullLiteral>] SVGNumberType =
        abstract prototype: SVGNumber with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGNumber

    and [<AllowNullLiteral>] SVGNumberList =
        abstract numberOfItems: float with get, set
        abstract appendItem: newItem: SVGNumber -> SVGNumber
        abstract clear: unit -> unit
        abstract getItem: index: float -> SVGNumber
        abstract initialize: newItem: SVGNumber -> SVGNumber
        abstract insertItemBefore: newItem: SVGNumber * index: float -> SVGNumber
        abstract removeItem: index: float -> SVGNumber
        abstract replaceItem: newItem: SVGNumber * index: float -> SVGNumber

    and [<AllowNullLiteral>] SVGNumberListType =
        abstract prototype: SVGNumberList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGNumberList

    and [<AllowNullLiteral>] SVGPathElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGAnimatedPathData
        abstract createSVGPathSegArcAbs: x: float * y: float * r1: float * r2: float * angle: float * largeArcFlag: bool * sweepFlag: bool -> SVGPathSegArcAbs
        abstract createSVGPathSegArcRel: x: float * y: float * r1: float * r2: float * angle: float * largeArcFlag: bool * sweepFlag: bool -> SVGPathSegArcRel
        abstract createSVGPathSegClosePath: unit -> SVGPathSegClosePath
        abstract createSVGPathSegCurvetoCubicAbs: x: float * y: float * x1: float * y1: float * x2: float * y2: float -> SVGPathSegCurvetoCubicAbs
        abstract createSVGPathSegCurvetoCubicRel: x: float * y: float * x1: float * y1: float * x2: float * y2: float -> SVGPathSegCurvetoCubicRel
        abstract createSVGPathSegCurvetoCubicSmoothAbs: x: float * y: float * x2: float * y2: float -> SVGPathSegCurvetoCubicSmoothAbs
        abstract createSVGPathSegCurvetoCubicSmoothRel: x: float * y: float * x2: float * y2: float -> SVGPathSegCurvetoCubicSmoothRel
        abstract createSVGPathSegCurvetoQuadraticAbs: x: float * y: float * x1: float * y1: float -> SVGPathSegCurvetoQuadraticAbs
        abstract createSVGPathSegCurvetoQuadraticRel: x: float * y: float * x1: float * y1: float -> SVGPathSegCurvetoQuadraticRel
        abstract createSVGPathSegCurvetoQuadraticSmoothAbs: x: float * y: float -> SVGPathSegCurvetoQuadraticSmoothAbs
        abstract createSVGPathSegCurvetoQuadraticSmoothRel: x: float * y: float -> SVGPathSegCurvetoQuadraticSmoothRel
        abstract createSVGPathSegLinetoAbs: x: float * y: float -> SVGPathSegLinetoAbs
        abstract createSVGPathSegLinetoHorizontalAbs: x: float -> SVGPathSegLinetoHorizontalAbs
        abstract createSVGPathSegLinetoHorizontalRel: x: float -> SVGPathSegLinetoHorizontalRel
        abstract createSVGPathSegLinetoRel: x: float * y: float -> SVGPathSegLinetoRel
        abstract createSVGPathSegLinetoVerticalAbs: y: float -> SVGPathSegLinetoVerticalAbs
        abstract createSVGPathSegLinetoVerticalRel: y: float -> SVGPathSegLinetoVerticalRel
        abstract createSVGPathSegMovetoAbs: x: float * y: float -> SVGPathSegMovetoAbs
        abstract createSVGPathSegMovetoRel: x: float * y: float -> SVGPathSegMovetoRel
        abstract getPathSegAtLength: distance: float -> float
        abstract getPointAtLength: distance: float -> SVGPoint
        abstract getTotalLength: unit -> float
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGPathElementType =
        abstract prototype: SVGPathElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathElement

    and [<AllowNullLiteral>] SVGPathSeg =
        abstract pathSegType: float with get, set
        abstract pathSegTypeAsLetter: string with get, set
        abstract PATHSEG_ARC_ABS: float with get, set
        abstract PATHSEG_ARC_REL: float with get, set
        abstract PATHSEG_CLOSEPATH: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_ABS: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_REL: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_SMOOTH_ABS: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_SMOOTH_REL: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_ABS: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_REL: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL: float with get, set
        abstract PATHSEG_LINETO_ABS: float with get, set
        abstract PATHSEG_LINETO_HORIZONTAL_ABS: float with get, set
        abstract PATHSEG_LINETO_HORIZONTAL_REL: float with get, set
        abstract PATHSEG_LINETO_REL: float with get, set
        abstract PATHSEG_LINETO_VERTICAL_ABS: float with get, set
        abstract PATHSEG_LINETO_VERTICAL_REL: float with get, set
        abstract PATHSEG_MOVETO_ABS: float with get, set
        abstract PATHSEG_MOVETO_REL: float with get, set
        abstract PATHSEG_UNKNOWN: float with get, set

    and [<AllowNullLiteral>] SVGPathSegType =
        abstract prototype: SVGPathSeg with get, set
        abstract PATHSEG_ARC_ABS: float with get, set
        abstract PATHSEG_ARC_REL: float with get, set
        abstract PATHSEG_CLOSEPATH: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_ABS: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_REL: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_SMOOTH_ABS: float with get, set
        abstract PATHSEG_CURVETO_CUBIC_SMOOTH_REL: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_ABS: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_REL: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS: float with get, set
        abstract PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL: float with get, set
        abstract PATHSEG_LINETO_ABS: float with get, set
        abstract PATHSEG_LINETO_HORIZONTAL_ABS: float with get, set
        abstract PATHSEG_LINETO_HORIZONTAL_REL: float with get, set
        abstract PATHSEG_LINETO_REL: float with get, set
        abstract PATHSEG_LINETO_VERTICAL_ABS: float with get, set
        abstract PATHSEG_LINETO_VERTICAL_REL: float with get, set
        abstract PATHSEG_MOVETO_ABS: float with get, set
        abstract PATHSEG_MOVETO_REL: float with get, set
        abstract PATHSEG_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSeg

    and [<AllowNullLiteral>] SVGPathSegArcAbs =
        inherit SVGPathSeg
        abstract angle: float with get, set
        abstract largeArcFlag: bool with get, set
        abstract r1: float with get, set
        abstract r2: float with get, set
        abstract sweepFlag: bool with get, set
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegArcAbsType =
        abstract prototype: SVGPathSegArcAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegArcAbs

    and [<AllowNullLiteral>] SVGPathSegArcRel =
        inherit SVGPathSeg
        abstract angle: float with get, set
        abstract largeArcFlag: bool with get, set
        abstract r1: float with get, set
        abstract r2: float with get, set
        abstract sweepFlag: bool with get, set
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegArcRelType =
        abstract prototype: SVGPathSegArcRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegArcRel

    and [<AllowNullLiteral>] SVGPathSegClosePath =
        inherit SVGPathSeg


    and [<AllowNullLiteral>] SVGPathSegClosePathType =
        abstract prototype: SVGPathSegClosePath with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegClosePath

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicAbs =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract x1: float with get, set
        abstract x2: float with get, set
        abstract y: float with get, set
        abstract y1: float with get, set
        abstract y2: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicAbsType =
        abstract prototype: SVGPathSegCurvetoCubicAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoCubicAbs

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicRel =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract x1: float with get, set
        abstract x2: float with get, set
        abstract y: float with get, set
        abstract y1: float with get, set
        abstract y2: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicRelType =
        abstract prototype: SVGPathSegCurvetoCubicRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoCubicRel

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicSmoothAbs =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract x2: float with get, set
        abstract y: float with get, set
        abstract y2: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicSmoothAbsType =
        abstract prototype: SVGPathSegCurvetoCubicSmoothAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoCubicSmoothAbs

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicSmoothRel =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract x2: float with get, set
        abstract y: float with get, set
        abstract y2: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoCubicSmoothRelType =
        abstract prototype: SVGPathSegCurvetoCubicSmoothRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoCubicSmoothRel

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticAbs =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract x1: float with get, set
        abstract y: float with get, set
        abstract y1: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticAbsType =
        abstract prototype: SVGPathSegCurvetoQuadraticAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoQuadraticAbs

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticRel =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract x1: float with get, set
        abstract y: float with get, set
        abstract y1: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticRelType =
        abstract prototype: SVGPathSegCurvetoQuadraticRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoQuadraticRel

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticSmoothAbs =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticSmoothAbsType =
        abstract prototype: SVGPathSegCurvetoQuadraticSmoothAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoQuadraticSmoothAbs

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticSmoothRel =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegCurvetoQuadraticSmoothRelType =
        abstract prototype: SVGPathSegCurvetoQuadraticSmoothRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegCurvetoQuadraticSmoothRel

    and [<AllowNullLiteral>] SVGPathSegLinetoAbs =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegLinetoAbsType =
        abstract prototype: SVGPathSegLinetoAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegLinetoAbs

    and [<AllowNullLiteral>] SVGPathSegLinetoHorizontalAbs =
        inherit SVGPathSeg
        abstract x: float with get, set

    and [<AllowNullLiteral>] SVGPathSegLinetoHorizontalAbsType =
        abstract prototype: SVGPathSegLinetoHorizontalAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegLinetoHorizontalAbs

    and [<AllowNullLiteral>] SVGPathSegLinetoHorizontalRel =
        inherit SVGPathSeg
        abstract x: float with get, set

    and [<AllowNullLiteral>] SVGPathSegLinetoHorizontalRelType =
        abstract prototype: SVGPathSegLinetoHorizontalRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegLinetoHorizontalRel

    and [<AllowNullLiteral>] SVGPathSegLinetoRel =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegLinetoRelType =
        abstract prototype: SVGPathSegLinetoRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegLinetoRel

    and [<AllowNullLiteral>] SVGPathSegLinetoVerticalAbs =
        inherit SVGPathSeg
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegLinetoVerticalAbsType =
        abstract prototype: SVGPathSegLinetoVerticalAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegLinetoVerticalAbs

    and [<AllowNullLiteral>] SVGPathSegLinetoVerticalRel =
        inherit SVGPathSeg
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegLinetoVerticalRelType =
        abstract prototype: SVGPathSegLinetoVerticalRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegLinetoVerticalRel

    and [<AllowNullLiteral>] SVGPathSegList =
        abstract numberOfItems: float with get, set
        abstract appendItem: newItem: SVGPathSeg -> SVGPathSeg
        abstract clear: unit -> unit
        abstract getItem: index: float -> SVGPathSeg
        abstract initialize: newItem: SVGPathSeg -> SVGPathSeg
        abstract insertItemBefore: newItem: SVGPathSeg * index: float -> SVGPathSeg
        abstract removeItem: index: float -> SVGPathSeg
        abstract replaceItem: newItem: SVGPathSeg * index: float -> SVGPathSeg

    and [<AllowNullLiteral>] SVGPathSegListType =
        abstract prototype: SVGPathSegList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegList

    and [<AllowNullLiteral>] SVGPathSegMovetoAbs =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegMovetoAbsType =
        abstract prototype: SVGPathSegMovetoAbs with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegMovetoAbs

    and [<AllowNullLiteral>] SVGPathSegMovetoRel =
        inherit SVGPathSeg
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGPathSegMovetoRelType =
        abstract prototype: SVGPathSegMovetoRel with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPathSegMovetoRel

    and [<AllowNullLiteral>] SVGPatternElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGFitToViewBox
        inherit SVGURIReference
        inherit SVGUnitTypes
        abstract height: SVGAnimatedLength with get, set
        abstract patternContentUnits: SVGAnimatedEnumeration with get, set
        abstract patternTransform: SVGAnimatedTransformList with get, set
        abstract patternUnits: SVGAnimatedEnumeration with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGPatternElementType =
        abstract prototype: SVGPatternElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPatternElement

    and [<AllowNullLiteral>] SVGPoint =
        abstract x: float with get, set
        abstract y: float with get, set
        abstract matrixTransform: matrix: SVGMatrix -> SVGPoint

    and [<AllowNullLiteral>] SVGPointType =
        abstract prototype: SVGPoint with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPoint

    and [<AllowNullLiteral>] SVGPointList =
        abstract numberOfItems: float with get, set
        abstract appendItem: newItem: SVGPoint -> SVGPoint
        abstract clear: unit -> unit
        abstract getItem: index: float -> SVGPoint
        abstract initialize: newItem: SVGPoint -> SVGPoint
        abstract insertItemBefore: newItem: SVGPoint * index: float -> SVGPoint
        abstract removeItem: index: float -> SVGPoint
        abstract replaceItem: newItem: SVGPoint * index: float -> SVGPoint

    and [<AllowNullLiteral>] SVGPointListType =
        abstract prototype: SVGPointList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPointList

    and [<AllowNullLiteral>] SVGPolygonElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGAnimatedPoints
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGPolygonElementType =
        abstract prototype: SVGPolygonElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPolygonElement

    and [<AllowNullLiteral>] SVGPolylineElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGAnimatedPoints
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGPolylineElementType =
        abstract prototype: SVGPolylineElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPolylineElement

    and [<AllowNullLiteral>] SVGPreserveAspectRatio =
        abstract align: float with get, set
        abstract meetOrSlice: float with get, set
        abstract SVG_MEETORSLICE_MEET: float with get, set
        abstract SVG_MEETORSLICE_SLICE: float with get, set
        abstract SVG_MEETORSLICE_UNKNOWN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_NONE: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_UNKNOWN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMAXYMAX: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMAXYMID: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMAXYMIN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMIDYMAX: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMIDYMID: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMIDYMIN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMINYMAX: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMINYMID: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMINYMIN: float with get, set

    and [<AllowNullLiteral>] SVGPreserveAspectRatioType =
        abstract prototype: SVGPreserveAspectRatio with get, set
        abstract SVG_MEETORSLICE_MEET: float with get, set
        abstract SVG_MEETORSLICE_SLICE: float with get, set
        abstract SVG_MEETORSLICE_UNKNOWN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_NONE: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_UNKNOWN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMAXYMAX: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMAXYMID: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMAXYMIN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMIDYMAX: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMIDYMID: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMIDYMIN: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMINYMAX: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMINYMID: float with get, set
        abstract SVG_PRESERVEASPECTRATIO_XMINYMIN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGPreserveAspectRatio

    and [<AllowNullLiteral>] SVGRadialGradientElement =
        inherit SVGGradientElement
        abstract cx: SVGAnimatedLength with get, set
        abstract cy: SVGAnimatedLength with get, set
        abstract fx: SVGAnimatedLength with get, set
        abstract fy: SVGAnimatedLength with get, set
        abstract r: SVGAnimatedLength with get, set

    and [<AllowNullLiteral>] SVGRadialGradientElementType =
        abstract prototype: SVGRadialGradientElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGRadialGradientElement

    and [<AllowNullLiteral>] SVGRect =
        abstract height: float with get, set
        abstract width: float with get, set
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] SVGRectType =
        abstract prototype: SVGRect with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGRect

    and [<AllowNullLiteral>] SVGRectElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract height: SVGAnimatedLength with get, set
        abstract rx: SVGAnimatedLength with get, set
        abstract ry: SVGAnimatedLength with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGRectElementType =
        abstract prototype: SVGRectElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGRectElement

    and [<AllowNullLiteral>] SVGSVGElement =
        inherit SVGElement
        inherit DocumentEvent
        inherit SVGLocatable
        inherit SVGTests
        inherit SVGStylable
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGFitToViewBox
        inherit SVGZoomAndPan
        abstract contentScriptType: string with get, set
        abstract contentStyleType: string with get, set
        abstract currentScale: float with get, set
        abstract currentTranslate: SVGPoint with get, set
        abstract height: SVGAnimatedLength with get, set
        abstract onabort: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onresize: (UIEvent -> 'Out) with get, set
        abstract onscroll: (UIEvent -> 'Out) with get, set
        abstract onunload: (Event -> 'Out) with get, set
        abstract onzoom: (SVGZoomEvent -> 'Out) with get, set
        abstract pixelUnitToMillimeterX: float with get, set
        abstract pixelUnitToMillimeterY: float with get, set
        abstract screenPixelToMillimeterX: float with get, set
        abstract screenPixelToMillimeterY: float with get, set
        abstract viewport: SVGRect with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract checkEnclosure: element: SVGElement * rect: SVGRect -> bool
        abstract checkIntersection: element: SVGElement * rect: SVGRect -> bool
        abstract createSVGAngle: unit -> SVGAngle
        abstract createSVGLength: unit -> SVGLength
        abstract createSVGMatrix: unit -> SVGMatrix
        abstract createSVGNumber: unit -> SVGNumber
        abstract createSVGPoint: unit -> SVGPoint
        abstract createSVGRect: unit -> SVGRect
        abstract createSVGTransform: unit -> SVGTransform
        abstract createSVGTransformFromMatrix: matrix: SVGMatrix -> SVGTransform
        abstract deselectAll: unit -> unit
        abstract forceRedraw: unit -> unit
        abstract getComputedStyle: elt: Element * ?pseudoElt: string -> CSSStyleDeclaration
        abstract getCurrentTime: unit -> float
        abstract getElementById: elementId: string -> Element
        abstract getEnclosureList: rect: SVGRect * referenceElement: SVGElement -> NodeList
        abstract getIntersectionList: rect: SVGRect * referenceElement: SVGElement -> NodeList
        abstract pauseAnimations: unit -> unit
        abstract setCurrentTime: seconds: float -> unit
        abstract suspendRedraw: maxWaitMilliseconds: float -> float
        abstract unpauseAnimations: unit -> unit
        abstract unsuspendRedraw: suspendHandleID: float -> unit
        abstract unsuspendRedrawAll: unit -> unit
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGotPointerCapture',$1...)")>] abstract addEventListener_MSGotPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSLostPointerCapture',$1...)")>] abstract addEventListener_MSLostPointerCapture: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('SVGAbort',$1...)")>] abstract addEventListener_SVGAbort: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('SVGError',$1...)")>] abstract addEventListener_SVGError: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('SVGUnload',$1...)")>] abstract addEventListener_SVGUnload: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('SVGZoom',$1...)")>] abstract addEventListener_SVGZoom: listener: (SVGZoomEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ariarequest',$1...)")>] abstract addEventListener_ariarequest: listener: (AriaRequestEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('command',$1...)")>] abstract addEventListener_command: listener: (CommandEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focusin',$1...)")>] abstract addEventListener_focusin: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focusout',$1...)")>] abstract addEventListener_focusout: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('gotpointercapture',$1...)")>] abstract addEventListener_gotpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('lostpointercapture',$1...)")>] abstract addEventListener_lostpointercapture: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('resize',$1...)")>] abstract addEventListener_resize: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchcancel',$1...)")>] abstract addEventListener_touchcancel: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchend',$1...)")>] abstract addEventListener_touchend: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchmove',$1...)")>] abstract addEventListener_touchmove: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('touchstart',$1...)")>] abstract addEventListener_touchstart: listener: (TouchEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenchange',$1...)")>] abstract addEventListener_webkitfullscreenchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('webkitfullscreenerror',$1...)")>] abstract addEventListener_webkitfullscreenerror: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGSVGElementType =
        abstract prototype: SVGSVGElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGSVGElement

    and [<AllowNullLiteral>] SVGScriptElement =
        inherit SVGElement
        inherit SVGExternalResourcesRequired
        inherit SVGURIReference
        abstract ``type``: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGScriptElementType =
        abstract prototype: SVGScriptElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGScriptElement

    and [<AllowNullLiteral>] SVGStopElement =
        inherit SVGElement
        inherit SVGStylable
        abstract offset: SVGAnimatedNumber with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGStopElementType =
        abstract prototype: SVGStopElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGStopElement

    and [<AllowNullLiteral>] SVGStringList =
        abstract numberOfItems: float with get, set
        abstract appendItem: newItem: string -> string
        abstract clear: unit -> unit
        abstract getItem: index: float -> string
        abstract initialize: newItem: string -> string
        abstract insertItemBefore: newItem: string * index: float -> string
        abstract removeItem: index: float -> string
        abstract replaceItem: newItem: string * index: float -> string

    and [<AllowNullLiteral>] SVGStringListType =
        abstract prototype: SVGStringList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGStringList

    and [<AllowNullLiteral>] SVGStyleElement =
        inherit SVGElement
        inherit SVGLangSpace
        abstract media: string with get, set
        abstract title: string with get, set
        abstract ``type``: string with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGStyleElementType =
        abstract prototype: SVGStyleElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGStyleElement

    and [<AllowNullLiteral>] SVGSwitchElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGSwitchElementType =
        abstract prototype: SVGSwitchElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGSwitchElement

    and [<AllowNullLiteral>] SVGSymbolElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGFitToViewBox
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGSymbolElementType =
        abstract prototype: SVGSymbolElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGSymbolElement

    and [<AllowNullLiteral>] SVGTSpanElement =
        inherit SVGTextPositioningElement


    and [<AllowNullLiteral>] SVGTSpanElementType =
        abstract prototype: SVGTSpanElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTSpanElement

    and [<AllowNullLiteral>] SVGTextContentElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        abstract lengthAdjust: SVGAnimatedEnumeration with get, set
        abstract textLength: SVGAnimatedLength with get, set
        abstract LENGTHADJUST_SPACING: float with get, set
        abstract LENGTHADJUST_SPACINGANDGLYPHS: float with get, set
        abstract LENGTHADJUST_UNKNOWN: float with get, set
        abstract getCharNumAtPosition: point: SVGPoint -> float
        abstract getComputedTextLength: unit -> float
        abstract getEndPositionOfChar: charnum: float -> SVGPoint
        abstract getExtentOfChar: charnum: float -> SVGRect
        abstract getNumberOfChars: unit -> float
        abstract getRotationOfChar: charnum: float -> float
        abstract getStartPositionOfChar: charnum: float -> SVGPoint
        abstract getSubStringLength: charnum: float * nchars: float -> float
        abstract selectSubString: charnum: float * nchars: float -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGTextContentElementType =
        abstract prototype: SVGTextContentElement with get, set
        abstract LENGTHADJUST_SPACING: float with get, set
        abstract LENGTHADJUST_SPACINGANDGLYPHS: float with get, set
        abstract LENGTHADJUST_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTextContentElement

    and [<AllowNullLiteral>] SVGTextElement =
        inherit SVGTextPositioningElement
        inherit SVGTransformable
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGTextElementType =
        abstract prototype: SVGTextElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTextElement

    and [<AllowNullLiteral>] SVGTextPathElement =
        inherit SVGTextContentElement
        inherit SVGURIReference
        abstract ``method``: SVGAnimatedEnumeration with get, set
        abstract spacing: SVGAnimatedEnumeration with get, set
        abstract startOffset: SVGAnimatedLength with get, set
        abstract TEXTPATH_METHODTYPE_ALIGN: float with get, set
        abstract TEXTPATH_METHODTYPE_STRETCH: float with get, set
        abstract TEXTPATH_METHODTYPE_UNKNOWN: float with get, set
        abstract TEXTPATH_SPACINGTYPE_AUTO: float with get, set
        abstract TEXTPATH_SPACINGTYPE_EXACT: float with get, set
        abstract TEXTPATH_SPACINGTYPE_UNKNOWN: float with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGTextPathElementType =
        abstract prototype: SVGTextPathElement with get, set
        abstract TEXTPATH_METHODTYPE_ALIGN: float with get, set
        abstract TEXTPATH_METHODTYPE_STRETCH: float with get, set
        abstract TEXTPATH_METHODTYPE_UNKNOWN: float with get, set
        abstract TEXTPATH_SPACINGTYPE_AUTO: float with get, set
        abstract TEXTPATH_SPACINGTYPE_EXACT: float with get, set
        abstract TEXTPATH_SPACINGTYPE_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTextPathElement

    and [<AllowNullLiteral>] SVGTextPositioningElement =
        inherit SVGTextContentElement
        abstract dx: SVGAnimatedLengthList with get, set
        abstract dy: SVGAnimatedLengthList with get, set
        abstract rotate: SVGAnimatedNumberList with get, set
        abstract x: SVGAnimatedLengthList with get, set
        abstract y: SVGAnimatedLengthList with get, set

    and [<AllowNullLiteral>] SVGTextPositioningElementType =
        abstract prototype: SVGTextPositioningElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTextPositioningElement

    and [<AllowNullLiteral>] SVGTitleElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGLangSpace
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGTitleElementType =
        abstract prototype: SVGTitleElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTitleElement

    and [<AllowNullLiteral>] SVGTransform =
        abstract angle: float with get, set
        abstract matrix: SVGMatrix with get, set
        abstract ``type``: float with get, set
        abstract SVG_TRANSFORM_MATRIX: float with get, set
        abstract SVG_TRANSFORM_ROTATE: float with get, set
        abstract SVG_TRANSFORM_SCALE: float with get, set
        abstract SVG_TRANSFORM_SKEWX: float with get, set
        abstract SVG_TRANSFORM_SKEWY: float with get, set
        abstract SVG_TRANSFORM_TRANSLATE: float with get, set
        abstract SVG_TRANSFORM_UNKNOWN: float with get, set
        abstract setMatrix: matrix: SVGMatrix -> unit
        abstract setRotate: angle: float * cx: float * cy: float -> unit
        abstract setScale: sx: float * sy: float -> unit
        abstract setSkewX: angle: float -> unit
        abstract setSkewY: angle: float -> unit
        abstract setTranslate: tx: float * ty: float -> unit

    and [<AllowNullLiteral>] SVGTransformType =
        abstract prototype: SVGTransform with get, set
        abstract SVG_TRANSFORM_MATRIX: float with get, set
        abstract SVG_TRANSFORM_ROTATE: float with get, set
        abstract SVG_TRANSFORM_SCALE: float with get, set
        abstract SVG_TRANSFORM_SKEWX: float with get, set
        abstract SVG_TRANSFORM_SKEWY: float with get, set
        abstract SVG_TRANSFORM_TRANSLATE: float with get, set
        abstract SVG_TRANSFORM_UNKNOWN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTransform

    and [<AllowNullLiteral>] SVGTransformList =
        abstract numberOfItems: float with get, set
        abstract appendItem: newItem: SVGTransform -> SVGTransform
        abstract clear: unit -> unit
        abstract consolidate: unit -> SVGTransform
        abstract createSVGTransformFromMatrix: matrix: SVGMatrix -> SVGTransform
        abstract getItem: index: float -> SVGTransform
        abstract initialize: newItem: SVGTransform -> SVGTransform
        abstract insertItemBefore: newItem: SVGTransform * index: float -> SVGTransform
        abstract removeItem: index: float -> SVGTransform
        abstract replaceItem: newItem: SVGTransform * index: float -> SVGTransform

    and [<AllowNullLiteral>] SVGTransformListType =
        abstract prototype: SVGTransformList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGTransformList

    and [<AllowNullLiteral>] SVGUnitTypes =
        abstract SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: float with get, set
        abstract SVG_UNIT_TYPE_UNKNOWN: float with get, set
        abstract SVG_UNIT_TYPE_USERSPACEONUSE: float with get, set

    and [<AllowNullLiteral>] SVGUseElement =
        inherit SVGElement
        inherit SVGStylable
        inherit SVGTransformable
        inherit SVGTests
        inherit SVGLangSpace
        inherit SVGExternalResourcesRequired
        inherit SVGURIReference
        abstract animatedInstanceRoot: SVGElementInstance with get, set
        abstract height: SVGAnimatedLength with get, set
        abstract instanceRoot: SVGElementInstance with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGUseElementType =
        abstract prototype: SVGUseElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGUseElement

    and [<AllowNullLiteral>] SVGViewElement =
        inherit SVGElement
        inherit SVGExternalResourcesRequired
        inherit SVGFitToViewBox
        inherit SVGZoomAndPan
        abstract viewTarget: SVGStringList with get, set
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] SVGViewElementType =
        abstract prototype: SVGViewElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGViewElement

    and [<AllowNullLiteral>] SVGZoomAndPan =
        abstract zoomAndPan: float with get, set

    and [<AllowNullLiteral>] SVGZoomAndPanType =
        abstract SVG_ZOOMANDPAN_DISABLE: float with get, set
        abstract SVG_ZOOMANDPAN_MAGNIFY: float with get, set
        abstract SVG_ZOOMANDPAN_UNKNOWN: float with get, set

    and [<AllowNullLiteral>] SVGZoomEvent =
        inherit UIEvent
        abstract newScale: float with get, set
        abstract newTranslate: SVGPoint with get, set
        abstract previousScale: float with get, set
        abstract previousTranslate: SVGPoint with get, set
        abstract zoomRectScreen: SVGRect with get, set

    and [<AllowNullLiteral>] SVGZoomEventType =
        abstract prototype: SVGZoomEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SVGZoomEvent

    and [<AllowNullLiteral>] Screen =
        inherit EventTarget
        abstract availHeight: float with get, set
        abstract availWidth: float with get, set
        abstract bufferDepth: float with get, set
        abstract colorDepth: float with get, set
        abstract deviceXDPI: float with get, set
        abstract deviceYDPI: float with get, set
        abstract fontSmoothingEnabled: bool with get, set
        abstract height: float with get, set
        abstract logicalXDPI: float with get, set
        abstract logicalYDPI: float with get, set
        abstract msOrientation: string with get, set
        abstract onmsorientationchange: (Event -> 'Out) with get, set
        abstract pixelDepth: float with get, set
        abstract systemXDPI: float with get, set
        abstract systemYDPI: float with get, set
        abstract width: float with get, set
        abstract msLockOrientation: orientations: U2<string, ResizeArray<string>> -> bool
        abstract msUnlockOrientation: unit -> unit
        [<Emit("$0.addEventListener('MSOrientationChange',$1...)")>] abstract addEventListener_MSOrientationChange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] ScreenType =
        abstract prototype: Screen with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Screen

    and [<AllowNullLiteral>] ScriptNotifyEvent =
        inherit Event
        abstract callingUri: string with get, set
        abstract value: string with get, set

    and [<AllowNullLiteral>] ScriptNotifyEventType =
        abstract prototype: ScriptNotifyEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ScriptNotifyEvent

    and [<AllowNullLiteral>] ScriptProcessorNode =
        inherit AudioNode
        abstract bufferSize: int with get
        abstract onaudioprocess: (AudioProcessingEvent -> 'Out) with get, set
        [<Emit("$0.addEventListener('audioprocess',$1...)")>] abstract addEventListener_audioprocess: listener: (AudioProcessingEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] ScriptProcessorNodeType =
        abstract prototype: ScriptProcessorNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ScriptProcessorNode

    and [<AllowNullLiteral>] Selection =
        abstract anchorNode: Node with get, set
        abstract anchorOffset: float with get, set
        abstract focusNode: Node with get, set
        abstract focusOffset: float with get, set
        abstract isCollapsed: bool with get, set
        abstract rangeCount: float with get, set
        abstract ``type``: string with get, set
        abstract addRange: range: Range -> unit
        abstract collapse: parentNode: Node * offset: float -> unit
        abstract collapseToEnd: unit -> unit
        abstract collapseToStart: unit -> unit
        abstract containsNode: node: Node * partlyContained: bool -> bool
        abstract deleteFromDocument: unit -> unit
        abstract empty: unit -> unit
        abstract extend: newNode: Node * offset: float -> unit
        abstract getRangeAt: index: float -> Range
        abstract removeAllRanges: unit -> unit
        abstract removeRange: range: Range -> unit
        abstract selectAllChildren: parentNode: Node -> unit
        abstract setBaseAndExtent: baseNode: Node * baseOffset: float * extentNode: Node * extentOffset: float -> unit
        abstract toString: unit -> string

    and [<AllowNullLiteral>] SelectionType =
        abstract prototype: Selection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Selection

    and [<AllowNullLiteral>] SourceBuffer =
        inherit EventTarget
        abstract appendWindowEnd: float with get, set
        abstract appendWindowStart: float with get, set
        abstract audioTracks: AudioTrackList with get, set
        abstract buffered: TimeRanges with get, set
        abstract mode: string with get, set
        abstract timestampOffset: float with get, set
        abstract updating: bool with get, set
        abstract videoTracks: VideoTrackList with get, set
        abstract abort: unit -> unit
        abstract appendBuffer: data: U2<ArrayBuffer, ArrayBufferView> -> unit
        abstract appendStream: stream: MSStream * ?maxSize: float -> unit
        abstract remove: start: float * ``end``: float -> unit

    and [<AllowNullLiteral>] SourceBufferType =
        abstract prototype: SourceBuffer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SourceBuffer

    and [<AllowNullLiteral>] SourceBufferList =
        inherit EventTarget
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> SourceBuffer with get, set
        abstract item: index: float -> SourceBuffer

    and [<AllowNullLiteral>] SourceBufferListType =
        abstract prototype: SourceBufferList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SourceBufferList

    and [<AllowNullLiteral>] SpatialListener = 
        abstract positionX: AudioParam with get 
        abstract positionY: AudioParam with get 
        abstract positionZ: AudioParam with get 
        abstract forwardX: AudioParam with get 
        abstract forwardY: AudioParam with get 
        abstract forwardZ: AudioParam with get 
        abstract upX: AudioParam with get 
        abstract upY: AudioParam with get 
        abstract upZ: AudioParam with get 
 
    and [<AllowNullLiteral>] SpatialListenerType = 
        abstract prototype: SpatialListener with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> SpatialListener 
 
    and [<AllowNullLiteral>] SpatialPannerNode = 
        inherit AudioNode 
        abstract panningModel: PanningModelType with get,set 
        abstract positionX: AudioParam with get 
        abstract positionY: AudioParam with get 
        abstract positionZ: AudioParam with get 
        abstract orientationX: AudioParam with get 
        abstract orientationY: AudioParam with get 
        abstract orientationZ: AudioParam with get 
        abstract distanceModel: DistanceModelType with get, set 
        abstract refDistance: float with get, set 
        abstract maxDistance: float with get, set 
        abstract rolloffFactor: float with get, set 
        abstract coneInnerAngle: float with get, set 
        abstract coneOuterAngle: float with get, set 
        abstract coneOuterGain: float with get, set 
 
    and [<AllowNullLiteral>] SpatialPannerNodeType = 
        abstract prototype: SpatialPannerNode with get, set 
        [<Emit("new $0($1...)")>] abstract Create: unit -> SpatialPannerNode 
 
     and [<AllowNullLiteral>] StereoPannerNode =
        inherit AudioNode
        abstract pan: AudioParam with get, set

    and [<AllowNullLiteral>] StereoPannerNodeType =
        abstract prototype: StereoPannerNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> StereoPannerNode

    and [<AllowNullLiteral>] Storage =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: key: string -> obj with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> string with get, set
        abstract clear: unit -> unit
        abstract getItem: key: string -> obj
        abstract key: index: float -> string
        abstract removeItem: key: string -> unit
        abstract setItem: key: string * data: string -> unit

    and [<AllowNullLiteral>] StorageType =
        abstract prototype: Storage with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Storage

    and [<AllowNullLiteral>] StorageEvent =
        inherit Event
        abstract url: string with get, set
        abstract key: string option with get, set
        abstract oldValue: string option with get, set
        abstract newValue: string option with get, set
        abstract storageArea: Storage option with get, set

    and [<AllowNullLiteral>] StorageEventType =
        abstract prototype: StorageEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: StorageEventInit -> StorageEvent

    and [<AllowNullLiteral>] StyleMedia =
        abstract ``type``: string with get, set
        abstract matchMedium: mediaquery: string -> bool

    and [<AllowNullLiteral>] StyleMediaType =
        abstract prototype: StyleMedia with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> StyleMedia

    and [<AllowNullLiteral>] StyleSheet =
        abstract disabled: bool with get, set
        abstract href: string with get, set
        abstract media: MediaList with get, set
        abstract ownerNode: Node with get, set
        abstract parentStyleSheet: StyleSheet with get, set
        abstract title: string with get, set
        abstract ``type``: string with get, set

    and [<AllowNullLiteral>] StyleSheetType =
        abstract prototype: StyleSheet with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> StyleSheet

    and [<AllowNullLiteral>] StyleSheetList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> StyleSheet with get, set
        abstract item: ?index: float -> StyleSheet

    and [<AllowNullLiteral>] StyleSheetListType =
        abstract prototype: StyleSheetList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> StyleSheetList

    and [<AllowNullLiteral>] StyleSheetPageList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> CSSPageRule with get, set
        abstract item: index: float -> CSSPageRule

    and [<AllowNullLiteral>] StyleSheetPageListType =
        abstract prototype: StyleSheetPageList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> StyleSheetPageList

    and [<AllowNullLiteral>] SubtleCrypto =
        abstract decrypt: algorithm: U2<string, Algorithm> * key: CryptoKey * data: ArrayBufferView -> obj
        abstract deriveBits: algorithm: U2<string, Algorithm> * baseKey: CryptoKey * length: float -> obj
        abstract deriveKey: algorithm: U2<string, Algorithm> * baseKey: CryptoKey * derivedKeyType: U2<string, Algorithm> * extractable: bool * keyUsages: ResizeArray<string> -> obj
        abstract digest: algorithm: U2<string, Algorithm> * data: ArrayBufferView -> obj
        abstract encrypt: algorithm: U2<string, Algorithm> * key: CryptoKey * data: ArrayBufferView -> obj
        abstract exportKey: format: string * key: CryptoKey -> obj
        abstract generateKey: algorithm: U2<string, Algorithm> * extractable: bool * keyUsages: ResizeArray<string> -> obj
        abstract importKey: format: string * keyData: ArrayBufferView * algorithm: U2<string, Algorithm> * extractable: bool * keyUsages: ResizeArray<string> -> obj
        abstract sign: algorithm: U2<string, Algorithm> * key: CryptoKey * data: ArrayBufferView -> obj
        abstract unwrapKey: format: string * wrappedKey: ArrayBufferView * unwrappingKey: CryptoKey * unwrapAlgorithm: U2<string, Algorithm> * unwrappedKeyAlgorithm: U2<string, Algorithm> * extractable: bool * keyUsages: ResizeArray<string> -> obj
        abstract verify: algorithm: U2<string, Algorithm> * key: CryptoKey * signature: ArrayBufferView * data: ArrayBufferView -> obj
        abstract wrapKey: format: string * key: CryptoKey * wrappingKey: CryptoKey * wrapAlgorithm: U2<string, Algorithm> -> obj

    and [<AllowNullLiteral>] SubtleCryptoType =
        abstract prototype: SubtleCrypto with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> SubtleCrypto

    and [<AllowNullLiteral>] SyncEvent =
        inherit Event
        abstract lastChance: bool with get, set
        abstract tag: string with get, set

    and [<AllowNullLiteral>] Text =
        inherit CharacterData
        abstract wholeText: string with get, set
        abstract replaceWholeText: content: string -> Text
        abstract splitText: offset: float -> Text

    and [<AllowNullLiteral>] TextType =
        abstract prototype: Text with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Text

    and [<AllowNullLiteral>] TextEvent =
        inherit UIEvent
        abstract data: string with get, set
        abstract inputMethod: float with get, set
        abstract locale: string with get, set
        abstract DOM_INPUT_METHOD_DROP: float with get, set
        abstract DOM_INPUT_METHOD_HANDWRITING: float with get, set
        abstract DOM_INPUT_METHOD_IME: float with get, set
        abstract DOM_INPUT_METHOD_KEYBOARD: float with get, set
        abstract DOM_INPUT_METHOD_MULTIMODAL: float with get, set
        abstract DOM_INPUT_METHOD_OPTION: float with get, set
        abstract DOM_INPUT_METHOD_PASTE: float with get, set
        abstract DOM_INPUT_METHOD_SCRIPT: float with get, set
        abstract DOM_INPUT_METHOD_UNKNOWN: float with get, set
        abstract DOM_INPUT_METHOD_VOICE: float with get, set
        abstract initTextEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * dataArg: string * inputMethod: float * locale: string -> unit

    and [<AllowNullLiteral>] TextEventType =
        abstract prototype: TextEvent with get, set
        abstract DOM_INPUT_METHOD_DROP: float with get, set
        abstract DOM_INPUT_METHOD_HANDWRITING: float with get, set
        abstract DOM_INPUT_METHOD_IME: float with get, set
        abstract DOM_INPUT_METHOD_KEYBOARD: float with get, set
        abstract DOM_INPUT_METHOD_MULTIMODAL: float with get, set
        abstract DOM_INPUT_METHOD_OPTION: float with get, set
        abstract DOM_INPUT_METHOD_PASTE: float with get, set
        abstract DOM_INPUT_METHOD_SCRIPT: float with get, set
        abstract DOM_INPUT_METHOD_UNKNOWN: float with get, set
        abstract DOM_INPUT_METHOD_VOICE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextEvent

    and [<AllowNullLiteral>] TextMetrics =
        abstract width: float with get, set

    and [<AllowNullLiteral>] TextMetricsType =
        abstract prototype: TextMetrics with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextMetrics

    and [<AllowNullLiteral>] TextRange =
        abstract boundingHeight: float with get, set
        abstract boundingLeft: float with get, set
        abstract boundingTop: float with get, set
        abstract boundingWidth: float with get, set
        abstract htmlText: string with get, set
        abstract offsetLeft: float with get, set
        abstract offsetTop: float with get, set
        abstract text: string with get, set
        abstract collapse: ?start: bool -> unit
        abstract compareEndPoints: how: string * sourceRange: TextRange -> float
        abstract duplicate: unit -> TextRange
        abstract execCommand: cmdID: string * ?showUI: bool * ?value: obj -> bool
        abstract execCommandShowHelp: cmdID: string -> bool
        abstract expand: Unit: string -> bool
        abstract findText: string: string * ?count: float * ?flags: float -> bool
        abstract getBookmark: unit -> string
        abstract getBoundingClientRect: unit -> ClientRect
        abstract getClientRects: unit -> ClientRectList
        abstract inRange: range: TextRange -> bool
        abstract isEqual: range: TextRange -> bool
        abstract move: unit: string * ?count: float -> float
        abstract moveEnd: unit: string * ?count: float -> float
        abstract moveStart: unit: string * ?count: float -> float
        abstract moveToBookmark: bookmark: string -> bool
        abstract moveToElementText: element: Element -> unit
        abstract moveToPoint: x: float * y: float -> unit
        abstract parentElement: unit -> Element
        abstract pasteHTML: html: string -> unit
        abstract queryCommandEnabled: cmdID: string -> bool
        abstract queryCommandIndeterm: cmdID: string -> bool
        abstract queryCommandState: cmdID: string -> bool
        abstract queryCommandSupported: cmdID: string -> bool
        abstract queryCommandText: cmdID: string -> string
        abstract queryCommandValue: cmdID: string -> obj
        abstract scrollIntoView: ?fStart: bool -> unit
        abstract select: unit -> unit
        abstract setEndPoint: how: string * SourceRange: TextRange -> unit

    and [<AllowNullLiteral>] TextRangeType =
        abstract prototype: TextRange with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextRange

    and [<AllowNullLiteral>] TextRangeCollection =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> TextRange with get, set
        abstract item: index: float -> TextRange

    and [<AllowNullLiteral>] TextRangeCollectionType =
        abstract prototype: TextRangeCollection with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextRangeCollection

    and [<AllowNullLiteral>] TextTrack =
        inherit EventTarget
        abstract activeCues: TextTrackCueList with get, set
        abstract cues: TextTrackCueList with get, set
        abstract inBandMetadataTrackDispatchType: string with get, set
        abstract kind: string with get, set
        abstract label: string with get, set
        abstract language: string with get, set
        abstract mode: obj with get, set
        abstract oncuechange: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract readyState: float with get, set
        abstract DISABLED: float with get, set
        abstract ERROR: float with get, set
        abstract HIDDEN: float with get, set
        abstract LOADED: float with get, set
        abstract LOADING: float with get, set
        abstract NONE: float with get, set
        abstract SHOWING: float with get, set
        abstract addCue: cue: TextTrackCue -> unit
        abstract removeCue: cue: TextTrackCue -> unit
        [<Emit("$0.addEventListener('cuechange',$1...)")>] abstract addEventListener_cuechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] TextTrackType =
        abstract prototype: TextTrack with get, set
        abstract DISABLED: float with get, set
        abstract ERROR: float with get, set
        abstract HIDDEN: float with get, set
        abstract LOADED: float with get, set
        abstract LOADING: float with get, set
        abstract NONE: float with get, set
        abstract SHOWING: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextTrack

    and [<AllowNullLiteral>] TextTrackCue =
        inherit EventTarget
        abstract endTime: float with get, set
        abstract id: string with get, set
        abstract onenter: (Event -> 'Out) with get, set
        abstract onexit: (Event -> 'Out) with get, set
        abstract pauseOnExit: bool with get, set
        abstract startTime: float with get, set
        abstract text: string with get, set
        abstract track: TextTrack with get, set
        abstract getCueAsHTML: unit -> DocumentFragment
        [<Emit("$0.addEventListener('enter',$1...)")>] abstract addEventListener_enter: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('exit',$1...)")>] abstract addEventListener_exit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] TextTrackCueType =
        abstract prototype: TextTrackCue with get, set
        [<Emit("new $0($1...)")>] abstract Create: startTime: float * endTime: float * text: string -> TextTrackCue

    and [<AllowNullLiteral>] TextTrackCueList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> TextTrackCue with get, set
        abstract getCueById: id: string -> TextTrackCue
        abstract item: index: float -> TextTrackCue

    and [<AllowNullLiteral>] TextTrackCueListType =
        abstract prototype: TextTrackCueList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextTrackCueList

    and [<AllowNullLiteral>] TextTrackList =
        inherit EventTarget
        abstract length: float with get, set
        abstract onaddtrack: (TrackEvent -> 'Out) with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> TextTrack with get, set
        abstract item: index: float -> TextTrack
        [<Emit("$0.addEventListener('addtrack',$1...)")>] abstract addEventListener_addtrack: listener: (TrackEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] TextTrackListType =
        abstract prototype: TextTrackList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TextTrackList

    and [<AllowNullLiteral>] TimeRanges =
        abstract length: float with get, set
        abstract ``end``: index: float -> float
        abstract start: index: float -> float

    and [<AllowNullLiteral>] TimeRangesType =
        abstract prototype: TimeRanges with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TimeRanges

    and [<AllowNullLiteral>] Touch =
        abstract clientX: float with get, set
        abstract clientY: float with get, set
        abstract identifier: float with get, set
        abstract pageX: float with get, set
        abstract pageY: float with get, set
        abstract screenX: float with get, set
        abstract screenY: float with get, set
        abstract target: EventTarget with get, set

    and [<AllowNullLiteral>] TouchType =
        abstract prototype: Touch with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Touch

    and [<AllowNullLiteral>] TouchEvent =
        inherit UIEvent
        abstract altKey: bool with get, set
        abstract changedTouches: TouchList with get, set
        abstract ctrlKey: bool with get, set
        abstract metaKey: bool with get, set
        abstract shiftKey: bool with get, set
        abstract targetTouches: TouchList with get, set
        abstract touches: TouchList with get, set

    and [<AllowNullLiteral>] TouchEventType =
        abstract prototype: TouchEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TouchEvent

    and [<AllowNullLiteral>] TouchList =
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Touch with get, set
        abstract item: index: float -> Touch

    and [<AllowNullLiteral>] TouchListType =
        abstract prototype: TouchList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TouchList

    and [<AllowNullLiteral>] TrackEvent =
        inherit Event
        abstract track: obj with get, set

    and [<AllowNullLiteral>] TrackEventType =
        abstract prototype: TrackEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TrackEvent

    and [<AllowNullLiteral>] TransitionEvent =
        inherit Event
        abstract elapsedTime: float with get, set
        abstract propertyName: string with get, set
        abstract initTransitionEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * propertyNameArg: string * elapsedTimeArg: float -> unit

    and [<AllowNullLiteral>] TransitionEventType =
        abstract prototype: TransitionEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TransitionEvent

    and [<AllowNullLiteral>] TreeWalker =
        abstract currentNode: Node with get, set
        abstract expandEntityReferences: bool with get, set
        abstract filter: NodeFilter with get, set
        abstract root: Node with get, set
        abstract whatToShow: float with get, set
        abstract firstChild: unit -> Node
        abstract lastChild: unit -> Node
        abstract nextNode: unit -> Node
        abstract nextSibling: unit -> Node
        abstract parentNode: unit -> Node
        abstract previousNode: unit -> Node
        abstract previousSibling: unit -> Node

    and [<AllowNullLiteral>] TreeWalkerType =
        abstract prototype: TreeWalker with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> TreeWalker

    and [<AllowNullLiteral>] UIEvent =
        inherit Event
        abstract detail: float with get, set
        abstract view: Window with get, set
        abstract initUIEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float -> unit

    and [<AllowNullLiteral>] UIEventType =
        abstract prototype: UIEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: ``type``: string * ?eventInitDict: UIEventInit -> UIEvent

    and [<AllowNullLiteral>] URL =
        abstract hash: string with get, set
        abstract host: string with get, set
        abstract hostname: string with get, set
        abstract href: string with get, set
        abstract origin: string
        abstract password: string with get, set
        abstract pathname: string with get, set
        abstract port: string with get, set
        abstract protocol: string with get, set
        abstract search: string with get, set
        abstract username: string with get, set
        abstract searchParams: URLSearchParams
        abstract toString: unit -> string

    and [<AllowNullLiteral>] URLType =
        abstract prototype: URL with get, set
        [<Emit("new $0($1...)")>] abstract Create: url: string -> URL

    and [<AllowNullLiteral>] URLSearchParams =
        /// Appends a specified key/value pair as a new search parameter.
        abstract append: name: string * value: string -> unit
        /// Deletes the given search parameter, and its associated value, from the list of all search parameters.
        abstract delete: name: string -> unit
        /// Returns the first value associated to the given search parameter.
        abstract get: name: string -> string option
        /// Returns all the values association with a given search parameter.
        abstract getAll: name: string -> ResizeArray<string>
        /// Returns a Boolean indicating if such a search parameter exists.
        abstract has: name: string -> bool
        /// Sets the value associated to a given search parameter to the given value. If there were several values, delete the others.
        abstract set: name: string * value: string -> unit

    and [<AllowNullLiteral>] URLSearchParamsType =
        abstract prototype: URLSearchParams with get, set
        [<Emit("new $0($1...)")>] abstract Create: arg: obj -> URLSearchParams

    and [<AllowNullLiteral>] UnviewableContentIdentifiedEvent =
        inherit NavigationEventWithReferrer
        abstract mediaType: string with get, set

    and [<AllowNullLiteral>] UnviewableContentIdentifiedEventType =
        abstract prototype: UnviewableContentIdentifiedEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> UnviewableContentIdentifiedEvent

    and [<AllowNullLiteral>] ValidityState =
        abstract badInput: bool with get, set
        abstract customError: bool with get, set
        abstract patternMismatch: bool with get, set
        abstract rangeOverflow: bool with get, set
        abstract rangeUnderflow: bool with get, set
        abstract stepMismatch: bool with get, set
        abstract tooLong: bool with get, set
        abstract tooShort: bool with get, set
        abstract typeMismatch: bool with get, set
        abstract valid: bool with get, set
        abstract valueMissing: bool with get, set

    and [<AllowNullLiteral>] ValidityStateType =
        abstract prototype: ValidityState with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> ValidityState

    and [<AllowNullLiteral>] VideoPlaybackQuality =
        abstract corruptedVideoFrames: float with get, set
        abstract creationTime: float with get, set
        abstract droppedVideoFrames: float with get, set
        abstract totalFrameDelay: float with get, set
        abstract totalVideoFrames: float with get, set

    and [<AllowNullLiteral>] VideoPlaybackQualityType =
        abstract prototype: VideoPlaybackQuality with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> VideoPlaybackQuality

    and [<AllowNullLiteral>] VideoTrack =
        abstract id: string with get, set
        abstract kind: string with get, set
        abstract label: string with get, set
        abstract language: string with get, set
        abstract selected: bool with get, set
        abstract sourceBuffer: SourceBuffer with get, set

    and [<AllowNullLiteral>] VideoTrackType =
        abstract prototype: VideoTrack with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> VideoTrack

    and [<AllowNullLiteral>] VideoTrackList =
        inherit EventTarget
        abstract length: float with get, set
        abstract onaddtrack: (TrackEvent -> 'Out) with get, set
        abstract onchange: (Event -> 'Out) with get, set
        abstract onremovetrack: (TrackEvent -> 'Out) with get, set
        abstract selectedIndex: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> VideoTrack with get, set
        abstract getTrackById: id: string -> VideoTrack
        abstract item: index: float -> VideoTrack
        [<Emit("$0.addEventListener('addtrack',$1...)")>] abstract addEventListener_addtrack: listener: (TrackEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('removetrack',$1...)")>] abstract addEventListener_removetrack: listener: (TrackEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] VideoTrackListType =
        abstract prototype: VideoTrackList with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> VideoTrackList

    and [<AllowNullLiteral>] WEBGL_compressed_texture_s3tc =
        abstract COMPRESSED_RGBA_S3TC_DXT1_EXT: float with get, set
        abstract COMPRESSED_RGBA_S3TC_DXT3_EXT: float with get, set
        abstract COMPRESSED_RGBA_S3TC_DXT5_EXT: float with get, set
        abstract COMPRESSED_RGB_S3TC_DXT1_EXT: float with get, set

    and [<AllowNullLiteral>] WEBGL_compressed_texture_s3tcType =
        abstract prototype: WEBGL_compressed_texture_s3tc with get, set
        abstract COMPRESSED_RGBA_S3TC_DXT1_EXT: float with get, set
        abstract COMPRESSED_RGBA_S3TC_DXT3_EXT: float with get, set
        abstract COMPRESSED_RGBA_S3TC_DXT5_EXT: float with get, set
        abstract COMPRESSED_RGB_S3TC_DXT1_EXT: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WEBGL_compressed_texture_s3tc

    and [<AllowNullLiteral>] WEBGL_debug_renderer_info =
        abstract UNMASKED_RENDERER_WEBGL: float with get, set
        abstract UNMASKED_VENDOR_WEBGL: float with get, set

    and [<AllowNullLiteral>] WEBGL_debug_renderer_infoType =
        abstract prototype: WEBGL_debug_renderer_info with get, set
        abstract UNMASKED_RENDERER_WEBGL: float with get, set
        abstract UNMASKED_VENDOR_WEBGL: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WEBGL_debug_renderer_info

    and [<AllowNullLiteral>] WEBGL_depth_texture =
        abstract UNSIGNED_INT_24_8_WEBGL: float with get, set

    and [<AllowNullLiteral>] WEBGL_depth_textureType =
        abstract prototype: WEBGL_depth_texture with get, set
        abstract UNSIGNED_INT_24_8_WEBGL: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WEBGL_depth_texture

    and [<AllowNullLiteral>] WaveShaperNode =
        inherit AudioNode
        abstract curve: Float32Array with get, set
        abstract oversample: OverSampleType with get, set

    and [<AllowNullLiteral>] WaveShaperNodeType =
        abstract prototype: WaveShaperNode with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WaveShaperNode

    and [<AllowNullLiteral>] WebGLActiveInfo =
        abstract name: string with get, set
        abstract size: float with get, set
        abstract ``type``: float with get, set

    and [<AllowNullLiteral>] WebGLActiveInfoType =
        abstract prototype: WebGLActiveInfo with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLActiveInfo

    and [<AllowNullLiteral>] WebGLBuffer =
        inherit WebGLObject


    and [<AllowNullLiteral>] WebGLBufferType =
        abstract prototype: WebGLBuffer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLBuffer

    and [<AllowNullLiteral>] WebGLContextEvent =
        inherit Event
        abstract statusMessage: string with get, set

    and [<AllowNullLiteral>] WebGLContextEventType =
        abstract prototype: WebGLContextEvent with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLContextEvent

    and [<AllowNullLiteral>] WebGLFramebuffer =
        inherit WebGLObject


    and [<AllowNullLiteral>] WebGLFramebufferType =
        abstract prototype: WebGLFramebuffer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLFramebuffer

    and [<AllowNullLiteral>] WebGLObject =
        interface end

    and [<AllowNullLiteral>] WebGLObjectType =
        abstract prototype: WebGLObject with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLObject

    and [<AllowNullLiteral>] WebGLProgram =
        inherit WebGLObject


    and [<AllowNullLiteral>] WebGLProgramType =
        abstract prototype: WebGLProgram with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLProgram

    and [<AllowNullLiteral>] WebGLRenderbuffer =
        inherit WebGLObject


    and [<AllowNullLiteral>] WebGLRenderbufferType =
        abstract prototype: WebGLRenderbuffer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLRenderbuffer

    and [<AllowNullLiteral>] WebGLRenderingContext =
        abstract canvas: HTMLCanvasElement with get, set
        abstract drawingBufferHeight: float with get, set
        abstract drawingBufferWidth: float with get, set
        abstract ACTIVE_ATTRIBUTES: float with get, set
        abstract ACTIVE_TEXTURE: float with get, set
        abstract ACTIVE_UNIFORMS: float with get, set
        abstract ALIASED_LINE_WIDTH_RANGE: float with get, set
        abstract ALIASED_POINT_SIZE_RANGE: float with get, set
        abstract ALPHA: float with get, set
        abstract ALPHA_BITS: float with get, set
        abstract ALWAYS: float with get, set
        abstract ARRAY_BUFFER: float with get, set
        abstract ARRAY_BUFFER_BINDING: float with get, set
        abstract ATTACHED_SHADERS: float with get, set
        abstract BACK: float with get, set
        abstract BLEND: float with get, set
        abstract BLEND_COLOR: float with get, set
        abstract BLEND_DST_ALPHA: float with get, set
        abstract BLEND_DST_RGB: float with get, set
        abstract BLEND_EQUATION: float with get, set
        abstract BLEND_EQUATION_ALPHA: float with get, set
        abstract BLEND_EQUATION_RGB: float with get, set
        abstract BLEND_SRC_ALPHA: float with get, set
        abstract BLEND_SRC_RGB: float with get, set
        abstract BLUE_BITS: float with get, set
        abstract BOOL: float with get, set
        abstract BOOL_VEC2: float with get, set
        abstract BOOL_VEC3: float with get, set
        abstract BOOL_VEC4: float with get, set
        abstract BROWSER_DEFAULT_WEBGL: float with get, set
        abstract BUFFER_SIZE: float with get, set
        abstract BUFFER_USAGE: float with get, set
        abstract BYTE: float with get, set
        abstract CCW: float with get, set
        abstract CLAMP_TO_EDGE: float with get, set
        abstract COLOR_ATTACHMENT0: float with get, set
        abstract COLOR_BUFFER_BIT: float with get, set
        abstract COLOR_CLEAR_VALUE: float with get, set
        abstract COLOR_WRITEMASK: float with get, set
        abstract COMPILE_STATUS: float with get, set
        abstract COMPRESSED_TEXTURE_FORMATS: float with get, set
        abstract CONSTANT_ALPHA: float with get, set
        abstract CONSTANT_COLOR: float with get, set
        abstract CONTEXT_LOST_WEBGL: float with get, set
        abstract CULL_FACE: float with get, set
        abstract CULL_FACE_MODE: float with get, set
        abstract CURRENT_PROGRAM: float with get, set
        abstract CURRENT_VERTEX_ATTRIB: float with get, set
        abstract CW: float with get, set
        abstract DECR: float with get, set
        abstract DECR_WRAP: float with get, set
        abstract DELETE_STATUS: float with get, set
        abstract DEPTH_ATTACHMENT: float with get, set
        abstract DEPTH_BITS: float with get, set
        abstract DEPTH_BUFFER_BIT: float with get, set
        abstract DEPTH_CLEAR_VALUE: float with get, set
        abstract DEPTH_COMPONENT: float with get, set
        abstract DEPTH_COMPONENT16: float with get, set
        abstract DEPTH_FUNC: float with get, set
        abstract DEPTH_RANGE: float with get, set
        abstract DEPTH_STENCIL: float with get, set
        abstract DEPTH_STENCIL_ATTACHMENT: float with get, set
        abstract DEPTH_TEST: float with get, set
        abstract DEPTH_WRITEMASK: float with get, set
        abstract DITHER: float with get, set
        abstract DONT_CARE: float with get, set
        abstract DST_ALPHA: float with get, set
        abstract DST_COLOR: float with get, set
        abstract DYNAMIC_DRAW: float with get, set
        abstract ELEMENT_ARRAY_BUFFER: float with get, set
        abstract ELEMENT_ARRAY_BUFFER_BINDING: float with get, set
        abstract EQUAL: float with get, set
        abstract FASTEST: float with get, set
        abstract FLOAT: float with get, set
        abstract FLOAT_MAT2: float with get, set
        abstract FLOAT_MAT3: float with get, set
        abstract FLOAT_MAT4: float with get, set
        abstract FLOAT_VEC2: float with get, set
        abstract FLOAT_VEC3: float with get, set
        abstract FLOAT_VEC4: float with get, set
        abstract FRAGMENT_SHADER: float with get, set
        abstract FRAMEBUFFER: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: float with get, set
        abstract FRAMEBUFFER_BINDING: float with get, set
        abstract FRAMEBUFFER_COMPLETE: float with get, set
        abstract FRAMEBUFFER_INCOMPLETE_ATTACHMENT: float with get, set
        abstract FRAMEBUFFER_INCOMPLETE_DIMENSIONS: float with get, set
        abstract FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: float with get, set
        abstract FRAMEBUFFER_UNSUPPORTED: float with get, set
        abstract FRONT: float with get, set
        abstract FRONT_AND_BACK: float with get, set
        abstract FRONT_FACE: float with get, set
        abstract FUNC_ADD: float with get, set
        abstract FUNC_REVERSE_SUBTRACT: float with get, set
        abstract FUNC_SUBTRACT: float with get, set
        abstract GENERATE_MIPMAP_HINT: float with get, set
        abstract GEQUAL: float with get, set
        abstract GREATER: float with get, set
        abstract GREEN_BITS: float with get, set
        abstract HIGH_FLOAT: float with get, set
        abstract HIGH_INT: float with get, set
        abstract IMPLEMENTATION_COLOR_READ_FORMAT: float with get, set
        abstract IMPLEMENTATION_COLOR_READ_TYPE: float with get, set
        abstract INCR: float with get, set
        abstract INCR_WRAP: float with get, set
        abstract INT: float with get, set
        abstract INT_VEC2: float with get, set
        abstract INT_VEC3: float with get, set
        abstract INT_VEC4: float with get, set
        abstract INVALID_ENUM: float with get, set
        abstract INVALID_FRAMEBUFFER_OPERATION: float with get, set
        abstract INVALID_OPERATION: float with get, set
        abstract INVALID_VALUE: float with get, set
        abstract INVERT: float with get, set
        abstract KEEP: float with get, set
        abstract LEQUAL: float with get, set
        abstract LESS: float with get, set
        abstract LINEAR: float with get, set
        abstract LINEAR_MIPMAP_LINEAR: float with get, set
        abstract LINEAR_MIPMAP_NEAREST: float with get, set
        abstract LINES: float with get, set
        abstract LINE_LOOP: float with get, set
        abstract LINE_STRIP: float with get, set
        abstract LINE_WIDTH: float with get, set
        abstract LINK_STATUS: float with get, set
        abstract LOW_FLOAT: float with get, set
        abstract LOW_INT: float with get, set
        abstract LUMINANCE: float with get, set
        abstract LUMINANCE_ALPHA: float with get, set
        abstract MAX_COMBINED_TEXTURE_IMAGE_UNITS: float with get, set
        abstract MAX_CUBE_MAP_TEXTURE_SIZE: float with get, set
        abstract MAX_FRAGMENT_UNIFORM_VECTORS: float with get, set
        abstract MAX_RENDERBUFFER_SIZE: float with get, set
        abstract MAX_TEXTURE_IMAGE_UNITS: float with get, set
        abstract MAX_TEXTURE_SIZE: float with get, set
        abstract MAX_VARYING_VECTORS: float with get, set
        abstract MAX_VERTEX_ATTRIBS: float with get, set
        abstract MAX_VERTEX_TEXTURE_IMAGE_UNITS: float with get, set
        abstract MAX_VERTEX_UNIFORM_VECTORS: float with get, set
        abstract MAX_VIEWPORT_DIMS: float with get, set
        abstract MEDIUM_FLOAT: float with get, set
        abstract MEDIUM_INT: float with get, set
        abstract MIRRORED_REPEAT: float with get, set
        abstract NEAREST: float with get, set
        abstract NEAREST_MIPMAP_LINEAR: float with get, set
        abstract NEAREST_MIPMAP_NEAREST: float with get, set
        abstract NEVER: float with get, set
        abstract NICEST: float with get, set
        abstract NONE: float with get, set
        abstract NOTEQUAL: float with get, set
        abstract NO_ERROR: float with get, set
        abstract ONE: float with get, set
        abstract ONE_MINUS_CONSTANT_ALPHA: float with get, set
        abstract ONE_MINUS_CONSTANT_COLOR: float with get, set
        abstract ONE_MINUS_DST_ALPHA: float with get, set
        abstract ONE_MINUS_DST_COLOR: float with get, set
        abstract ONE_MINUS_SRC_ALPHA: float with get, set
        abstract ONE_MINUS_SRC_COLOR: float with get, set
        abstract OUT_OF_MEMORY: float with get, set
        abstract PACK_ALIGNMENT: float with get, set
        abstract POINTS: float with get, set
        abstract POLYGON_OFFSET_FACTOR: float with get, set
        abstract POLYGON_OFFSET_FILL: float with get, set
        abstract POLYGON_OFFSET_UNITS: float with get, set
        abstract RED_BITS: float with get, set
        abstract RENDERBUFFER: float with get, set
        abstract RENDERBUFFER_ALPHA_SIZE: float with get, set
        abstract RENDERBUFFER_BINDING: float with get, set
        abstract RENDERBUFFER_BLUE_SIZE: float with get, set
        abstract RENDERBUFFER_DEPTH_SIZE: float with get, set
        abstract RENDERBUFFER_GREEN_SIZE: float with get, set
        abstract RENDERBUFFER_HEIGHT: float with get, set
        abstract RENDERBUFFER_INTERNAL_FORMAT: float with get, set
        abstract RENDERBUFFER_RED_SIZE: float with get, set
        abstract RENDERBUFFER_STENCIL_SIZE: float with get, set
        abstract RENDERBUFFER_WIDTH: float with get, set
        abstract RENDERER: float with get, set
        abstract REPEAT: float with get, set
        abstract REPLACE: float with get, set
        abstract RGB: float with get, set
        abstract RGB565: float with get, set
        abstract RGB5_A1: float with get, set
        abstract RGBA: float with get, set
        abstract RGBA4: float with get, set
        abstract SAMPLER_2D: float with get, set
        abstract SAMPLER_CUBE: float with get, set
        abstract SAMPLES: float with get, set
        abstract SAMPLE_ALPHA_TO_COVERAGE: float with get, set
        abstract SAMPLE_BUFFERS: float with get, set
        abstract SAMPLE_COVERAGE: float with get, set
        abstract SAMPLE_COVERAGE_INVERT: float with get, set
        abstract SAMPLE_COVERAGE_VALUE: float with get, set
        abstract SCISSOR_BOX: float with get, set
        abstract SCISSOR_TEST: float with get, set
        abstract SHADER_TYPE: float with get, set
        abstract SHADING_LANGUAGE_VERSION: float with get, set
        abstract SHORT: float with get, set
        abstract SRC_ALPHA: float with get, set
        abstract SRC_ALPHA_SATURATE: float with get, set
        abstract SRC_COLOR: float with get, set
        abstract STATIC_DRAW: float with get, set
        abstract STENCIL_ATTACHMENT: float with get, set
        abstract STENCIL_BACK_FAIL: float with get, set
        abstract STENCIL_BACK_FUNC: float with get, set
        abstract STENCIL_BACK_PASS_DEPTH_FAIL: float with get, set
        abstract STENCIL_BACK_PASS_DEPTH_PASS: float with get, set
        abstract STENCIL_BACK_REF: float with get, set
        abstract STENCIL_BACK_VALUE_MASK: float with get, set
        abstract STENCIL_BACK_WRITEMASK: float with get, set
        abstract STENCIL_BITS: float with get, set
        abstract STENCIL_BUFFER_BIT: float with get, set
        abstract STENCIL_CLEAR_VALUE: float with get, set
        abstract STENCIL_FAIL: float with get, set
        abstract STENCIL_FUNC: float with get, set
        abstract STENCIL_INDEX: float with get, set
        abstract STENCIL_INDEX8: float with get, set
        abstract STENCIL_PASS_DEPTH_FAIL: float with get, set
        abstract STENCIL_PASS_DEPTH_PASS: float with get, set
        abstract STENCIL_REF: float with get, set
        abstract STENCIL_TEST: float with get, set
        abstract STENCIL_VALUE_MASK: float with get, set
        abstract STENCIL_WRITEMASK: float with get, set
        abstract STREAM_DRAW: float with get, set
        abstract SUBPIXEL_BITS: float with get, set
        abstract TEXTURE: float with get, set
        abstract TEXTURE0: float with get, set
        abstract TEXTURE1: float with get, set
        abstract TEXTURE10: float with get, set
        abstract TEXTURE11: float with get, set
        abstract TEXTURE12: float with get, set
        abstract TEXTURE13: float with get, set
        abstract TEXTURE14: float with get, set
        abstract TEXTURE15: float with get, set
        abstract TEXTURE16: float with get, set
        abstract TEXTURE17: float with get, set
        abstract TEXTURE18: float with get, set
        abstract TEXTURE19: float with get, set
        abstract TEXTURE2: float with get, set
        abstract TEXTURE20: float with get, set
        abstract TEXTURE21: float with get, set
        abstract TEXTURE22: float with get, set
        abstract TEXTURE23: float with get, set
        abstract TEXTURE24: float with get, set
        abstract TEXTURE25: float with get, set
        abstract TEXTURE26: float with get, set
        abstract TEXTURE27: float with get, set
        abstract TEXTURE28: float with get, set
        abstract TEXTURE29: float with get, set
        abstract TEXTURE3: float with get, set
        abstract TEXTURE30: float with get, set
        abstract TEXTURE31: float with get, set
        abstract TEXTURE4: float with get, set
        abstract TEXTURE5: float with get, set
        abstract TEXTURE6: float with get, set
        abstract TEXTURE7: float with get, set
        abstract TEXTURE8: float with get, set
        abstract TEXTURE9: float with get, set
        abstract TEXTURE_2D: float with get, set
        abstract TEXTURE_BINDING_2D: float with get, set
        abstract TEXTURE_BINDING_CUBE_MAP: float with get, set
        abstract TEXTURE_CUBE_MAP: float with get, set
        abstract TEXTURE_CUBE_MAP_NEGATIVE_X: float with get, set
        abstract TEXTURE_CUBE_MAP_NEGATIVE_Y: float with get, set
        abstract TEXTURE_CUBE_MAP_NEGATIVE_Z: float with get, set
        abstract TEXTURE_CUBE_MAP_POSITIVE_X: float with get, set
        abstract TEXTURE_CUBE_MAP_POSITIVE_Y: float with get, set
        abstract TEXTURE_CUBE_MAP_POSITIVE_Z: float with get, set
        abstract TEXTURE_MAG_FILTER: float with get, set
        abstract TEXTURE_MIN_FILTER: float with get, set
        abstract TEXTURE_WRAP_S: float with get, set
        abstract TEXTURE_WRAP_T: float with get, set
        abstract TRIANGLES: float with get, set
        abstract TRIANGLE_FAN: float with get, set
        abstract TRIANGLE_STRIP: float with get, set
        abstract UNPACK_ALIGNMENT: float with get, set
        abstract UNPACK_COLORSPACE_CONVERSION_WEBGL: float with get, set
        abstract UNPACK_FLIP_Y_WEBGL: float with get, set
        abstract UNPACK_PREMULTIPLY_ALPHA_WEBGL: float with get, set
        abstract UNSIGNED_BYTE: float with get, set
        abstract UNSIGNED_INT: float with get, set
        abstract UNSIGNED_SHORT: float with get, set
        abstract UNSIGNED_SHORT_4_4_4_4: float with get, set
        abstract UNSIGNED_SHORT_5_5_5_1: float with get, set
        abstract UNSIGNED_SHORT_5_6_5: float with get, set
        abstract VALIDATE_STATUS: float with get, set
        abstract VENDOR: float with get, set
        abstract VERSION: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_ENABLED: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_NORMALIZED: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_POINTER: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_SIZE: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_STRIDE: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_TYPE: float with get, set
        abstract VERTEX_SHADER: float with get, set
        abstract VIEWPORT: float with get, set
        abstract ZERO: float with get, set
        abstract activeTexture: texture: float -> unit
        abstract attachShader: program: WebGLProgram * shader: WebGLShader -> unit
        abstract bindAttribLocation: program: WebGLProgram * index: float * name: string -> unit
        abstract bindBuffer: target: float * buffer: WebGLBuffer -> unit
        abstract bindFramebuffer: target: float * framebuffer: WebGLFramebuffer -> unit
        abstract bindRenderbuffer: target: float * renderbuffer: WebGLRenderbuffer -> unit
        abstract bindTexture: target: float * texture: WebGLTexture -> unit
        abstract blendColor: red: float * green: float * blue: float * alpha: float -> unit
        abstract blendEquation: mode: float -> unit
        abstract blendEquationSeparate: modeRGB: float * modeAlpha: float -> unit
        abstract blendFunc: sfactor: float * dfactor: float -> unit
        abstract blendFuncSeparate: srcRGB: float * dstRGB: float * srcAlpha: float * dstAlpha: float -> unit
        abstract bufferData: target: float * size: U3<float, ArrayBufferView, ArrayBuffer> * usage: float -> unit
        abstract bufferSubData: target: float * offset: float * data: U2<ArrayBufferView, ArrayBuffer> -> unit
        abstract checkFramebufferStatus: target: float -> float
        abstract clear: mask: float -> unit
        abstract clearColor: red: float * green: float * blue: float * alpha: float -> unit
        abstract clearDepth: depth: float -> unit
        abstract clearStencil: s: float -> unit
        abstract colorMask: red: bool * green: bool * blue: bool * alpha: bool -> unit
        abstract compileShader: shader: WebGLShader -> unit
        abstract compressedTexImage2D: target: float * level: float * internalformat: float * width: float * height: float * border: float * data: ArrayBufferView -> unit
        abstract compressedTexSubImage2D: target: float * level: float * xoffset: float * yoffset: float * width: float * height: float * format: float * data: ArrayBufferView -> unit
        abstract copyTexImage2D: target: float * level: float * internalformat: float * x: float * y: float * width: float * height: float * border: float -> unit
        abstract copyTexSubImage2D: target: float * level: float * xoffset: float * yoffset: float * x: float * y: float * width: float * height: float -> unit
        abstract createBuffer: unit -> WebGLBuffer
        abstract createFramebuffer: unit -> WebGLFramebuffer
        abstract createProgram: unit -> WebGLProgram
        abstract createRenderbuffer: unit -> WebGLRenderbuffer
        abstract createShader: ``type``: float -> WebGLShader
        abstract createTexture: unit -> WebGLTexture
        abstract cullFace: mode: float -> unit
        abstract deleteBuffer: buffer: WebGLBuffer -> unit
        abstract deleteFramebuffer: framebuffer: WebGLFramebuffer -> unit
        abstract deleteProgram: program: WebGLProgram -> unit
        abstract deleteRenderbuffer: renderbuffer: WebGLRenderbuffer -> unit
        abstract deleteShader: shader: WebGLShader -> unit
        abstract deleteTexture: texture: WebGLTexture -> unit
        abstract depthFunc: func: float -> unit
        abstract depthMask: flag: bool -> unit
        abstract depthRange: zNear: float * zFar: float -> unit
        abstract detachShader: program: WebGLProgram * shader: WebGLShader -> unit
        abstract disable: cap: float -> unit
        abstract disableVertexAttribArray: index: float -> unit
        abstract drawArrays: mode: float * first: float * count: float -> unit
        abstract drawElements: mode: float * count: float * ``type``: float * offset: float -> unit
        abstract enable: cap: float -> unit
        abstract enableVertexAttribArray: index: float -> unit
        abstract finish: unit -> unit
        abstract flush: unit -> unit
        abstract framebufferRenderbuffer: target: float * attachment: float * renderbuffertarget: float * renderbuffer: WebGLRenderbuffer -> unit
        abstract framebufferTexture2D: target: float * attachment: float * textarget: float * texture: WebGLTexture * level: float -> unit
        abstract frontFace: mode: float -> unit
        abstract generateMipmap: target: float -> unit
        abstract getActiveAttrib: program: WebGLProgram * index: float -> WebGLActiveInfo
        abstract getActiveUniform: program: WebGLProgram * index: float -> WebGLActiveInfo
        abstract getAttachedShaders: program: WebGLProgram -> ResizeArray<WebGLShader>
        abstract getAttribLocation: program: WebGLProgram * name: string -> float
        abstract getBufferParameter: target: float * pname: float -> obj
        abstract getContextAttributes: unit -> WebGLContextAttributes
        abstract getError: unit -> float
        abstract getExtension: name: string -> obj
        abstract getFramebufferAttachmentParameter: target: float * attachment: float * pname: float -> obj
        abstract getParameter: pname: float -> obj
        abstract getProgramInfoLog: program: WebGLProgram -> string
        abstract getProgramParameter: program: WebGLProgram * pname: float -> obj
        abstract getRenderbufferParameter: target: float * pname: float -> obj
        abstract getShaderInfoLog: shader: WebGLShader -> string
        abstract getShaderParameter: shader: WebGLShader * pname: float -> obj
        abstract getShaderPrecisionFormat: shadertype: float * precisiontype: float -> WebGLShaderPrecisionFormat
        abstract getShaderSource: shader: WebGLShader -> string
        abstract getSupportedExtensions: unit -> ResizeArray<string>
        abstract getTexParameter: target: float * pname: float -> obj
        abstract getUniform: program: WebGLProgram * location: WebGLUniformLocation -> obj
        abstract getUniformLocation: program: WebGLProgram * name: string -> WebGLUniformLocation
        abstract getVertexAttrib: index: float * pname: float -> obj
        abstract getVertexAttribOffset: index: float * pname: float -> float
        abstract hint: target: float * mode: float -> unit
        abstract isBuffer: buffer: WebGLBuffer -> bool
        abstract isContextLost: unit -> bool
        abstract isEnabled: cap: float -> bool
        abstract isFramebuffer: framebuffer: WebGLFramebuffer -> bool
        abstract isProgram: program: WebGLProgram -> bool
        abstract isRenderbuffer: renderbuffer: WebGLRenderbuffer -> bool
        abstract isShader: shader: WebGLShader -> bool
        abstract isTexture: texture: WebGLTexture -> bool
        abstract lineWidth: width: float -> unit
        abstract linkProgram: program: WebGLProgram -> unit
        abstract pixelStorei: pname: float * param: float -> unit
        abstract polygonOffset: factor: float * units: float -> unit
        abstract readPixels: x: float * y: float * width: float * height: float * format: float * ``type``: float * pixels: ArrayBufferView -> unit
        abstract renderbufferStorage: target: float * internalformat: float * width: float * height: float -> unit
        abstract sampleCoverage: value: float * invert: bool -> unit
        abstract scissor: x: float * y: float * width: float * height: float -> unit
        abstract shaderSource: shader: WebGLShader * source: string -> unit
        abstract stencilFunc: func: float * ref: float * mask: float -> unit
        abstract stencilFuncSeparate: face: float * func: float * ref: float * mask: float -> unit
        abstract stencilMask: mask: float -> unit
        abstract stencilMaskSeparate: face: float * mask: float -> unit
        abstract stencilOp: fail: float * zfail: float * zpass: float -> unit
        abstract stencilOpSeparate: face: float * fail: float * zfail: float * zpass: float -> unit
        abstract texImage2D: target: float * level: float * internalformat: float * width: float * height: float * border: float * format: float * ``type``: float * pixels: ArrayBufferView -> unit
        abstract texImage2D: target: float * level: float * internalformat: float * format: float * ``type``: float * image: HTMLImageElement -> unit
        abstract texImage2D: target: float * level: float * internalformat: float * format: float * ``type``: float * canvas: HTMLCanvasElement -> unit
        abstract texImage2D: target: float * level: float * internalformat: float * format: float * ``type``: float * video: HTMLVideoElement -> unit
        abstract texImage2D: target: float * level: float * internalformat: float * format: float * ``type``: float * pixels: ImageData -> unit
        abstract texParameterf: target: float * pname: float * param: float -> unit
        abstract texParameteri: target: float * pname: float * param: float -> unit
        abstract texSubImage2D: target: float * level: float * xoffset: float * yoffset: float * width: float * height: float * format: float * ``type``: float * pixels: ArrayBufferView -> unit
        abstract texSubImage2D: target: float * level: float * xoffset: float * yoffset: float * format: float * ``type``: float * image: HTMLImageElement -> unit
        abstract texSubImage2D: target: float * level: float * xoffset: float * yoffset: float * format: float * ``type``: float * canvas: HTMLCanvasElement -> unit
        abstract texSubImage2D: target: float * level: float * xoffset: float * yoffset: float * format: float * ``type``: float * video: HTMLVideoElement -> unit
        abstract texSubImage2D: target: float * level: float * xoffset: float * yoffset: float * format: float * ``type``: float * pixels: ImageData -> unit
        abstract uniform1f: location: WebGLUniformLocation * x: float -> unit
        abstract uniform1fv: location: WebGLUniformLocation * v: Float32Array -> unit
        abstract uniform1i: location: WebGLUniformLocation * x: float -> unit
        abstract uniform1iv: location: WebGLUniformLocation * v: Int32Array -> unit
        abstract uniform2f: location: WebGLUniformLocation * x: float * y: float -> unit
        abstract uniform2fv: location: WebGLUniformLocation * v: Float32Array -> unit
        abstract uniform2i: location: WebGLUniformLocation * x: float * y: float -> unit
        abstract uniform2iv: location: WebGLUniformLocation * v: Int32Array -> unit
        abstract uniform3f: location: WebGLUniformLocation * x: float * y: float * z: float -> unit
        abstract uniform3fv: location: WebGLUniformLocation * v: Float32Array -> unit
        abstract uniform3i: location: WebGLUniformLocation * x: float * y: float * z: float -> unit
        abstract uniform3iv: location: WebGLUniformLocation * v: Int32Array -> unit
        abstract uniform4f: location: WebGLUniformLocation * x: float * y: float * z: float * w: float -> unit
        abstract uniform4fv: location: WebGLUniformLocation * v: Float32Array -> unit
        abstract uniform4i: location: WebGLUniformLocation * x: float * y: float * z: float * w: float -> unit
        abstract uniform4iv: location: WebGLUniformLocation * v: Int32Array -> unit
        abstract uniformMatrix2fv: location: WebGLUniformLocation * transpose: bool * value: Float32Array -> unit
        abstract uniformMatrix3fv: location: WebGLUniformLocation * transpose: bool * value: Float32Array -> unit
        abstract uniformMatrix4fv: location: WebGLUniformLocation * transpose: bool * value: Float32Array -> unit
        abstract useProgram: program: WebGLProgram -> unit
        abstract validateProgram: program: WebGLProgram -> unit
        abstract vertexAttrib1f: indx: float * x: float -> unit
        abstract vertexAttrib1fv: indx: float * values: Float32Array -> unit
        abstract vertexAttrib2f: indx: float * x: float * y: float -> unit
        abstract vertexAttrib2fv: indx: float * values: Float32Array -> unit
        abstract vertexAttrib3f: indx: float * x: float * y: float * z: float -> unit
        abstract vertexAttrib3fv: indx: float * values: Float32Array -> unit
        abstract vertexAttrib4f: indx: float * x: float * y: float * z: float * w: float -> unit
        abstract vertexAttrib4fv: indx: float * values: Float32Array -> unit
        abstract vertexAttribPointer: indx: float * size: float * ``type``: float * normalized: bool * stride: float * offset: float -> unit
        abstract viewport: x: float * y: float * width: float * height: float -> unit

    and [<AllowNullLiteral>] WebGLRenderingContextType =
        abstract prototype: WebGLRenderingContext with get, set
        abstract ACTIVE_ATTRIBUTES: float with get, set
        abstract ACTIVE_TEXTURE: float with get, set
        abstract ACTIVE_UNIFORMS: float with get, set
        abstract ALIASED_LINE_WIDTH_RANGE: float with get, set
        abstract ALIASED_POINT_SIZE_RANGE: float with get, set
        abstract ALPHA: float with get, set
        abstract ALPHA_BITS: float with get, set
        abstract ALWAYS: float with get, set
        abstract ARRAY_BUFFER: float with get, set
        abstract ARRAY_BUFFER_BINDING: float with get, set
        abstract ATTACHED_SHADERS: float with get, set
        abstract BACK: float with get, set
        abstract BLEND: float with get, set
        abstract BLEND_COLOR: float with get, set
        abstract BLEND_DST_ALPHA: float with get, set
        abstract BLEND_DST_RGB: float with get, set
        abstract BLEND_EQUATION: float with get, set
        abstract BLEND_EQUATION_ALPHA: float with get, set
        abstract BLEND_EQUATION_RGB: float with get, set
        abstract BLEND_SRC_ALPHA: float with get, set
        abstract BLEND_SRC_RGB: float with get, set
        abstract BLUE_BITS: float with get, set
        abstract BOOL: float with get, set
        abstract BOOL_VEC2: float with get, set
        abstract BOOL_VEC3: float with get, set
        abstract BOOL_VEC4: float with get, set
        abstract BROWSER_DEFAULT_WEBGL: float with get, set
        abstract BUFFER_SIZE: float with get, set
        abstract BUFFER_USAGE: float with get, set
        abstract BYTE: float with get, set
        abstract CCW: float with get, set
        abstract CLAMP_TO_EDGE: float with get, set
        abstract COLOR_ATTACHMENT0: float with get, set
        abstract COLOR_BUFFER_BIT: float with get, set
        abstract COLOR_CLEAR_VALUE: float with get, set
        abstract COLOR_WRITEMASK: float with get, set
        abstract COMPILE_STATUS: float with get, set
        abstract COMPRESSED_TEXTURE_FORMATS: float with get, set
        abstract CONSTANT_ALPHA: float with get, set
        abstract CONSTANT_COLOR: float with get, set
        abstract CONTEXT_LOST_WEBGL: float with get, set
        abstract CULL_FACE: float with get, set
        abstract CULL_FACE_MODE: float with get, set
        abstract CURRENT_PROGRAM: float with get, set
        abstract CURRENT_VERTEX_ATTRIB: float with get, set
        abstract CW: float with get, set
        abstract DECR: float with get, set
        abstract DECR_WRAP: float with get, set
        abstract DELETE_STATUS: float with get, set
        abstract DEPTH_ATTACHMENT: float with get, set
        abstract DEPTH_BITS: float with get, set
        abstract DEPTH_BUFFER_BIT: float with get, set
        abstract DEPTH_CLEAR_VALUE: float with get, set
        abstract DEPTH_COMPONENT: float with get, set
        abstract DEPTH_COMPONENT16: float with get, set
        abstract DEPTH_FUNC: float with get, set
        abstract DEPTH_RANGE: float with get, set
        abstract DEPTH_STENCIL: float with get, set
        abstract DEPTH_STENCIL_ATTACHMENT: float with get, set
        abstract DEPTH_TEST: float with get, set
        abstract DEPTH_WRITEMASK: float with get, set
        abstract DITHER: float with get, set
        abstract DONT_CARE: float with get, set
        abstract DST_ALPHA: float with get, set
        abstract DST_COLOR: float with get, set
        abstract DYNAMIC_DRAW: float with get, set
        abstract ELEMENT_ARRAY_BUFFER: float with get, set
        abstract ELEMENT_ARRAY_BUFFER_BINDING: float with get, set
        abstract EQUAL: float with get, set
        abstract FASTEST: float with get, set
        abstract FLOAT: float with get, set
        abstract FLOAT_MAT2: float with get, set
        abstract FLOAT_MAT3: float with get, set
        abstract FLOAT_MAT4: float with get, set
        abstract FLOAT_VEC2: float with get, set
        abstract FLOAT_VEC3: float with get, set
        abstract FLOAT_VEC4: float with get, set
        abstract FRAGMENT_SHADER: float with get, set
        abstract FRAMEBUFFER: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_OBJECT_NAME: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE: float with get, set
        abstract FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL: float with get, set
        abstract FRAMEBUFFER_BINDING: float with get, set
        abstract FRAMEBUFFER_COMPLETE: float with get, set
        abstract FRAMEBUFFER_INCOMPLETE_ATTACHMENT: float with get, set
        abstract FRAMEBUFFER_INCOMPLETE_DIMENSIONS: float with get, set
        abstract FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT: float with get, set
        abstract FRAMEBUFFER_UNSUPPORTED: float with get, set
        abstract FRONT: float with get, set
        abstract FRONT_AND_BACK: float with get, set
        abstract FRONT_FACE: float with get, set
        abstract FUNC_ADD: float with get, set
        abstract FUNC_REVERSE_SUBTRACT: float with get, set
        abstract FUNC_SUBTRACT: float with get, set
        abstract GENERATE_MIPMAP_HINT: float with get, set
        abstract GEQUAL: float with get, set
        abstract GREATER: float with get, set
        abstract GREEN_BITS: float with get, set
        abstract HIGH_FLOAT: float with get, set
        abstract HIGH_INT: float with get, set
        abstract IMPLEMENTATION_COLOR_READ_FORMAT: float with get, set
        abstract IMPLEMENTATION_COLOR_READ_TYPE: float with get, set
        abstract INCR: float with get, set
        abstract INCR_WRAP: float with get, set
        abstract INT: float with get, set
        abstract INT_VEC2: float with get, set
        abstract INT_VEC3: float with get, set
        abstract INT_VEC4: float with get, set
        abstract INVALID_ENUM: float with get, set
        abstract INVALID_FRAMEBUFFER_OPERATION: float with get, set
        abstract INVALID_OPERATION: float with get, set
        abstract INVALID_VALUE: float with get, set
        abstract INVERT: float with get, set
        abstract KEEP: float with get, set
        abstract LEQUAL: float with get, set
        abstract LESS: float with get, set
        abstract LINEAR: float with get, set
        abstract LINEAR_MIPMAP_LINEAR: float with get, set
        abstract LINEAR_MIPMAP_NEAREST: float with get, set
        abstract LINES: float with get, set
        abstract LINE_LOOP: float with get, set
        abstract LINE_STRIP: float with get, set
        abstract LINE_WIDTH: float with get, set
        abstract LINK_STATUS: float with get, set
        abstract LOW_FLOAT: float with get, set
        abstract LOW_INT: float with get, set
        abstract LUMINANCE: float with get, set
        abstract LUMINANCE_ALPHA: float with get, set
        abstract MAX_COMBINED_TEXTURE_IMAGE_UNITS: float with get, set
        abstract MAX_CUBE_MAP_TEXTURE_SIZE: float with get, set
        abstract MAX_FRAGMENT_UNIFORM_VECTORS: float with get, set
        abstract MAX_RENDERBUFFER_SIZE: float with get, set
        abstract MAX_TEXTURE_IMAGE_UNITS: float with get, set
        abstract MAX_TEXTURE_SIZE: float with get, set
        abstract MAX_VARYING_VECTORS: float with get, set
        abstract MAX_VERTEX_ATTRIBS: float with get, set
        abstract MAX_VERTEX_TEXTURE_IMAGE_UNITS: float with get, set
        abstract MAX_VERTEX_UNIFORM_VECTORS: float with get, set
        abstract MAX_VIEWPORT_DIMS: float with get, set
        abstract MEDIUM_FLOAT: float with get, set
        abstract MEDIUM_INT: float with get, set
        abstract MIRRORED_REPEAT: float with get, set
        abstract NEAREST: float with get, set
        abstract NEAREST_MIPMAP_LINEAR: float with get, set
        abstract NEAREST_MIPMAP_NEAREST: float with get, set
        abstract NEVER: float with get, set
        abstract NICEST: float with get, set
        abstract NONE: float with get, set
        abstract NOTEQUAL: float with get, set
        abstract NO_ERROR: float with get, set
        abstract ONE: float with get, set
        abstract ONE_MINUS_CONSTANT_ALPHA: float with get, set
        abstract ONE_MINUS_CONSTANT_COLOR: float with get, set
        abstract ONE_MINUS_DST_ALPHA: float with get, set
        abstract ONE_MINUS_DST_COLOR: float with get, set
        abstract ONE_MINUS_SRC_ALPHA: float with get, set
        abstract ONE_MINUS_SRC_COLOR: float with get, set
        abstract OUT_OF_MEMORY: float with get, set
        abstract PACK_ALIGNMENT: float with get, set
        abstract POINTS: float with get, set
        abstract POLYGON_OFFSET_FACTOR: float with get, set
        abstract POLYGON_OFFSET_FILL: float with get, set
        abstract POLYGON_OFFSET_UNITS: float with get, set
        abstract RED_BITS: float with get, set
        abstract RENDERBUFFER: float with get, set
        abstract RENDERBUFFER_ALPHA_SIZE: float with get, set
        abstract RENDERBUFFER_BINDING: float with get, set
        abstract RENDERBUFFER_BLUE_SIZE: float with get, set
        abstract RENDERBUFFER_DEPTH_SIZE: float with get, set
        abstract RENDERBUFFER_GREEN_SIZE: float with get, set
        abstract RENDERBUFFER_HEIGHT: float with get, set
        abstract RENDERBUFFER_INTERNAL_FORMAT: float with get, set
        abstract RENDERBUFFER_RED_SIZE: float with get, set
        abstract RENDERBUFFER_STENCIL_SIZE: float with get, set
        abstract RENDERBUFFER_WIDTH: float with get, set
        abstract RENDERER: float with get, set
        abstract REPEAT: float with get, set
        abstract REPLACE: float with get, set
        abstract RGB: float with get, set
        abstract RGB565: float with get, set
        abstract RGB5_A1: float with get, set
        abstract RGBA: float with get, set
        abstract RGBA4: float with get, set
        abstract SAMPLER_2D: float with get, set
        abstract SAMPLER_CUBE: float with get, set
        abstract SAMPLES: float with get, set
        abstract SAMPLE_ALPHA_TO_COVERAGE: float with get, set
        abstract SAMPLE_BUFFERS: float with get, set
        abstract SAMPLE_COVERAGE: float with get, set
        abstract SAMPLE_COVERAGE_INVERT: float with get, set
        abstract SAMPLE_COVERAGE_VALUE: float with get, set
        abstract SCISSOR_BOX: float with get, set
        abstract SCISSOR_TEST: float with get, set
        abstract SHADER_TYPE: float with get, set
        abstract SHADING_LANGUAGE_VERSION: float with get, set
        abstract SHORT: float with get, set
        abstract SRC_ALPHA: float with get, set
        abstract SRC_ALPHA_SATURATE: float with get, set
        abstract SRC_COLOR: float with get, set
        abstract STATIC_DRAW: float with get, set
        abstract STENCIL_ATTACHMENT: float with get, set
        abstract STENCIL_BACK_FAIL: float with get, set
        abstract STENCIL_BACK_FUNC: float with get, set
        abstract STENCIL_BACK_PASS_DEPTH_FAIL: float with get, set
        abstract STENCIL_BACK_PASS_DEPTH_PASS: float with get, set
        abstract STENCIL_BACK_REF: float with get, set
        abstract STENCIL_BACK_VALUE_MASK: float with get, set
        abstract STENCIL_BACK_WRITEMASK: float with get, set
        abstract STENCIL_BITS: float with get, set
        abstract STENCIL_BUFFER_BIT: float with get, set
        abstract STENCIL_CLEAR_VALUE: float with get, set
        abstract STENCIL_FAIL: float with get, set
        abstract STENCIL_FUNC: float with get, set
        abstract STENCIL_INDEX: float with get, set
        abstract STENCIL_INDEX8: float with get, set
        abstract STENCIL_PASS_DEPTH_FAIL: float with get, set
        abstract STENCIL_PASS_DEPTH_PASS: float with get, set
        abstract STENCIL_REF: float with get, set
        abstract STENCIL_TEST: float with get, set
        abstract STENCIL_VALUE_MASK: float with get, set
        abstract STENCIL_WRITEMASK: float with get, set
        abstract STREAM_DRAW: float with get, set
        abstract SUBPIXEL_BITS: float with get, set
        abstract TEXTURE: float with get, set
        abstract TEXTURE0: float with get, set
        abstract TEXTURE1: float with get, set
        abstract TEXTURE10: float with get, set
        abstract TEXTURE11: float with get, set
        abstract TEXTURE12: float with get, set
        abstract TEXTURE13: float with get, set
        abstract TEXTURE14: float with get, set
        abstract TEXTURE15: float with get, set
        abstract TEXTURE16: float with get, set
        abstract TEXTURE17: float with get, set
        abstract TEXTURE18: float with get, set
        abstract TEXTURE19: float with get, set
        abstract TEXTURE2: float with get, set
        abstract TEXTURE20: float with get, set
        abstract TEXTURE21: float with get, set
        abstract TEXTURE22: float with get, set
        abstract TEXTURE23: float with get, set
        abstract TEXTURE24: float with get, set
        abstract TEXTURE25: float with get, set
        abstract TEXTURE26: float with get, set
        abstract TEXTURE27: float with get, set
        abstract TEXTURE28: float with get, set
        abstract TEXTURE29: float with get, set
        abstract TEXTURE3: float with get, set
        abstract TEXTURE30: float with get, set
        abstract TEXTURE31: float with get, set
        abstract TEXTURE4: float with get, set
        abstract TEXTURE5: float with get, set
        abstract TEXTURE6: float with get, set
        abstract TEXTURE7: float with get, set
        abstract TEXTURE8: float with get, set
        abstract TEXTURE9: float with get, set
        abstract TEXTURE_2D: float with get, set
        abstract TEXTURE_BINDING_2D: float with get, set
        abstract TEXTURE_BINDING_CUBE_MAP: float with get, set
        abstract TEXTURE_CUBE_MAP: float with get, set
        abstract TEXTURE_CUBE_MAP_NEGATIVE_X: float with get, set
        abstract TEXTURE_CUBE_MAP_NEGATIVE_Y: float with get, set
        abstract TEXTURE_CUBE_MAP_NEGATIVE_Z: float with get, set
        abstract TEXTURE_CUBE_MAP_POSITIVE_X: float with get, set
        abstract TEXTURE_CUBE_MAP_POSITIVE_Y: float with get, set
        abstract TEXTURE_CUBE_MAP_POSITIVE_Z: float with get, set
        abstract TEXTURE_MAG_FILTER: float with get, set
        abstract TEXTURE_MIN_FILTER: float with get, set
        abstract TEXTURE_WRAP_S: float with get, set
        abstract TEXTURE_WRAP_T: float with get, set
        abstract TRIANGLES: float with get, set
        abstract TRIANGLE_FAN: float with get, set
        abstract TRIANGLE_STRIP: float with get, set
        abstract UNPACK_ALIGNMENT: float with get, set
        abstract UNPACK_COLORSPACE_CONVERSION_WEBGL: float with get, set
        abstract UNPACK_FLIP_Y_WEBGL: float with get, set
        abstract UNPACK_PREMULTIPLY_ALPHA_WEBGL: float with get, set
        abstract UNSIGNED_BYTE: float with get, set
        abstract UNSIGNED_INT: float with get, set
        abstract UNSIGNED_SHORT: float with get, set
        abstract UNSIGNED_SHORT_4_4_4_4: float with get, set
        abstract UNSIGNED_SHORT_5_5_5_1: float with get, set
        abstract UNSIGNED_SHORT_5_6_5: float with get, set
        abstract VALIDATE_STATUS: float with get, set
        abstract VENDOR: float with get, set
        abstract VERSION: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_ENABLED: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_NORMALIZED: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_POINTER: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_SIZE: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_STRIDE: float with get, set
        abstract VERTEX_ATTRIB_ARRAY_TYPE: float with get, set
        abstract VERTEX_SHADER: float with get, set
        abstract VIEWPORT: float with get, set
        abstract ZERO: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLRenderingContext

    and [<AllowNullLiteral>] WebGLShader =
        inherit WebGLObject


    and [<AllowNullLiteral>] WebGLShaderType =
        abstract prototype: WebGLShader with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLShader

    and [<AllowNullLiteral>] WebGLShaderPrecisionFormat =
        abstract precision: float with get, set
        abstract rangeMax: float with get, set
        abstract rangeMin: float with get, set

    and [<AllowNullLiteral>] WebGLShaderPrecisionFormatType =
        abstract prototype: WebGLShaderPrecisionFormat with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLShaderPrecisionFormat

    and [<AllowNullLiteral>] WebGLTexture =
        inherit WebGLObject


    and [<AllowNullLiteral>] WebGLTextureType =
        abstract prototype: WebGLTexture with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLTexture

    and [<AllowNullLiteral>] WebGLUniformLocation =
        interface end

    and [<AllowNullLiteral>] WebGLUniformLocationType =
        abstract prototype: WebGLUniformLocation with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> WebGLUniformLocation

    and [<AllowNullLiteral>] WebKitCSSMatrix =
        abstract a: float with get, set
        abstract b: float with get, set
        abstract c: float with get, set
        abstract d: float with get, set
        abstract e: float with get, set
        abstract f: float with get, set
        abstract m11: float with get, set
        abstract m12: float with get, set
        abstract m13: float with get, set
        abstract m14: float with get, set
        abstract m21: float with get, set
        abstract m22: float with get, set
        abstract m23: float with get, set
        abstract m24: float with get, set
        abstract m31: float with get, set
        abstract m32: float with get, set
        abstract m33: float with get, set
        abstract m34: float with get, set
        abstract m41: float with get, set
        abstract m42: float with get, set
        abstract m43: float with get, set
        abstract m44: float with get, set
        abstract inverse: unit -> WebKitCSSMatrix
        abstract multiply: secondMatrix: WebKitCSSMatrix -> WebKitCSSMatrix
        abstract rotate: angleX: float * ?angleY: float * ?angleZ: float -> WebKitCSSMatrix
        abstract rotateAxisAngle: x: float * y: float * z: float * angle: float -> WebKitCSSMatrix
        abstract scale: scaleX: float * ?scaleY: float * ?scaleZ: float -> WebKitCSSMatrix
        abstract setMatrixValue: value: string -> unit
        abstract skewX: angle: float -> WebKitCSSMatrix
        abstract skewY: angle: float -> WebKitCSSMatrix
        abstract toString: unit -> string
        abstract translate: x: float * y: float * ?z: float -> WebKitCSSMatrix

    and [<AllowNullLiteral>] WebKitCSSMatrixType =
        abstract prototype: WebKitCSSMatrix with get, set
        [<Emit("new $0($1...)")>] abstract Create: ?text: string -> WebKitCSSMatrix

    and [<AllowNullLiteral>] WebKitPoint =
        abstract x: float with get, set
        abstract y: float with get, set

    and [<AllowNullLiteral>] WebKitPointType =
        abstract prototype: WebKitPoint with get, set
        [<Emit("new $0($1...)")>] abstract Create: ?x: float * ?y: float -> WebKitPoint

    and [<AllowNullLiteral>] WebSocket =
        inherit EventTarget
        abstract binaryType: string with get, set
        abstract bufferedAmount: float with get, set
        abstract extensions: string with get, set
        abstract onclose: (CloseEvent -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onmessage: (MessageEvent -> 'Out) with get, set
        abstract onopen: (Event -> 'Out) with get, set
        abstract protocol: string with get, set
        abstract readyState: float with get, set
        abstract url: string with get, set
        abstract CLOSED: float with get, set
        abstract CLOSING: float with get, set
        abstract CONNECTING: float with get, set
        abstract OPEN: float with get, set
        abstract close: ?code: float * ?reason: string -> unit
        abstract send: data: obj -> unit
        [<Emit("$0.addEventListener('close',$1...)")>] abstract addEventListener_close: listener: (CloseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('message',$1...)")>] abstract addEventListener_message: listener: (MessageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('open',$1...)")>] abstract addEventListener_open: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] WebSocketType =
        abstract prototype: WebSocket with get, set
        abstract CLOSED: float with get, set
        abstract CLOSING: float with get, set
        abstract CONNECTING: float with get, set
        abstract OPEN: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: url: string * ?protocols: U2<string, ResizeArray<string>> -> WebSocket

    and [<AllowNullLiteral>] WheelEvent =
        inherit MouseEvent
        abstract deltaMode: float with get, set
        abstract deltaX: float with get, set
        abstract deltaY: float with get, set
        abstract deltaZ: float with get, set
        abstract DOM_DELTA_LINE: float with get, set
        abstract DOM_DELTA_PAGE: float with get, set
        abstract DOM_DELTA_PIXEL: float with get, set
        abstract getCurrentPoint: element: Element -> unit
        abstract initWheelEvent: typeArg: string * canBubbleArg: bool * cancelableArg: bool * viewArg: Window * detailArg: float * screenXArg: float * screenYArg: float * clientXArg: float * clientYArg: float * buttonArg: float * relatedTargetArg: EventTarget * modifiersListArg: string * deltaXArg: float * deltaYArg: float * deltaZArg: float * deltaMode: float -> unit

    and [<AllowNullLiteral>] WheelEventType =
        abstract prototype: WheelEvent with get, set
        abstract DOM_DELTA_LINE: float with get, set
        abstract DOM_DELTA_PAGE: float with get, set
        abstract DOM_DELTA_PIXEL: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: typeArg: string * ?eventInitDict: WheelEventInit -> WheelEvent

    and [<AllowNullLiteral>] Window =
        inherit EventTarget
        inherit WindowTimers
        inherit WindowSessionStorage
        inherit WindowLocalStorage
        inherit WindowConsole
        inherit GlobalEventHandlers
        inherit IDBEnvironment
        inherit WindowBase64
        abstract animationStartTime: float with get, set
        abstract applicationCache: ApplicationCache with get, set
        abstract clientInformation: Navigator with get, set
        abstract closed: bool with get, set
        abstract crypto: Crypto with get, set
        abstract defaultStatus: string with get, set
        abstract devicePixelRatio: float with get, set
        abstract doNotTrack: string with get, set
        abstract document: Document with get, set
        abstract ``event``: Event with get, set
        abstract ``external``: External with get, set
        abstract frameElement: Element with get, set
        abstract frames: Window with get, set
        abstract history: History with get, set
        abstract innerHeight: float with get, set
        abstract innerWidth: float with get, set
        abstract length: float with get, set
        abstract location: Location with get, set
        abstract locationbar: BarProp with get, set
        abstract menubar: BarProp with get, set
        abstract msAnimationStartTime: float with get, set
        abstract name: string with get, set
        abstract navigator: Navigator with get, set
        abstract offscreenBuffering: U2<string, bool> with get, set
        abstract onabort: (Event -> 'Out) with get, set
        abstract onafterprint: (Event -> 'Out) with get, set
        abstract onbeforeprint: (Event -> 'Out) with get, set
        abstract onbeforeunload: (BeforeUnloadEvent -> 'Out) with get, set
        abstract onblur: (FocusEvent -> 'Out) with get, set
        abstract oncanplay: (Event -> 'Out) with get, set
        abstract oncanplaythrough: (Event -> 'Out) with get, set
        abstract onchange: (Event -> 'Out) with get, set
        abstract onclick: (MouseEvent -> 'Out) with get, set
        abstract oncompassneedscalibration: (Event -> 'Out) with get, set
        abstract oncontextmenu: (PointerEvent -> 'Out) with get, set
        abstract ondblclick: (MouseEvent -> 'Out) with get, set
        abstract ondevicemotion: (DeviceMotionEvent -> 'Out) with get, set
        abstract ondeviceorientation: (DeviceOrientationEvent -> 'Out) with get, set
        abstract ondrag: (DragEvent -> 'Out) with get, set
        abstract ondragend: (DragEvent -> 'Out) with get, set
        abstract ondragenter: (DragEvent -> 'Out) with get, set
        abstract ondragleave: (DragEvent -> 'Out) with get, set
        abstract ondragover: (DragEvent -> 'Out) with get, set
        abstract ondragstart: (DragEvent -> 'Out) with get, set
        abstract ondrop: (DragEvent -> 'Out) with get, set
        abstract ondurationchange: (Event -> 'Out) with get, set
        abstract onemptied: (Event -> 'Out) with get, set
        abstract onended: (Event -> 'Out) with get, set
        abstract onerror: ErrorEventHandler with get, set
        abstract onfocus: (FocusEvent -> 'Out) with get, set
        abstract onhashchange: (HashChangeEvent -> 'Out) with get, set
        abstract oninput: (Event -> 'Out) with get, set
        abstract onkeydown: (KeyboardEvent -> 'Out) with get, set
        abstract onkeypress: (KeyboardEvent -> 'Out) with get, set
        abstract onkeyup: (KeyboardEvent -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onloadeddata: (Event -> 'Out) with get, set
        abstract onloadedmetadata: (Event -> 'Out) with get, set
        abstract onloadstart: (Event -> 'Out) with get, set
        abstract onmessage: (MessageEvent -> 'Out) with get, set
        abstract onmousedown: (MouseEvent -> 'Out) with get, set
        abstract onmouseenter: (MouseEvent -> 'Out) with get, set
        abstract onmouseleave: (MouseEvent -> 'Out) with get, set
        abstract onmousemove: (MouseEvent -> 'Out) with get, set
        abstract onmouseout: (MouseEvent -> 'Out) with get, set
        abstract onmouseover: (MouseEvent -> 'Out) with get, set
        abstract onmouseup: (MouseEvent -> 'Out) with get, set
        abstract onmousewheel: (MouseWheelEvent -> 'Out) with get, set
        abstract onmsgesturechange: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturedoubletap: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgestureend: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturehold: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturestart: (MSGestureEvent -> 'Out) with get, set
        abstract onmsgesturetap: (MSGestureEvent -> 'Out) with get, set
        abstract onmsinertiastart: (MSGestureEvent -> 'Out) with get, set
        abstract onmspointercancel: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerdown: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerenter: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerleave: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointermove: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerout: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerover: (MSPointerEvent -> 'Out) with get, set
        abstract onmspointerup: (MSPointerEvent -> 'Out) with get, set
        abstract onoffline: (Event -> 'Out) with get, set
        abstract ononline: (Event -> 'Out) with get, set
        abstract onorientationchange: (Event -> 'Out) with get, set
        abstract onpagehide: (PageTransitionEvent -> 'Out) with get, set
        abstract onpageshow: (PageTransitionEvent -> 'Out) with get, set
        abstract onpause: (Event -> 'Out) with get, set
        abstract onplay: (Event -> 'Out) with get, set
        abstract onplaying: (Event -> 'Out) with get, set
        abstract onpopstate: (PopStateEvent -> 'Out) with get, set
        abstract onprogress: (ProgressEvent -> 'Out) with get, set
        abstract onratechange: (Event -> 'Out) with get, set
        abstract onreadystatechange: (ProgressEvent -> 'Out) with get, set
        abstract onreset: (Event -> 'Out) with get, set
        abstract onresize: (UIEvent -> 'Out) with get, set
        abstract onscroll: (UIEvent -> 'Out) with get, set
        abstract onseeked: (Event -> 'Out) with get, set
        abstract onseeking: (Event -> 'Out) with get, set
        abstract onselect: (UIEvent -> 'Out) with get, set
        abstract onstalled: (Event -> 'Out) with get, set
        abstract onstorage: (StorageEvent -> 'Out) with get, set
        abstract onsubmit: (Event -> 'Out) with get, set
        abstract onsuspend: (Event -> 'Out) with get, set
        abstract ontimeupdate: (Event -> 'Out) with get, set
        abstract ontouchcancel: obj with get, set
        abstract ontouchend: obj with get, set
        abstract ontouchmove: obj with get, set
        abstract ontouchstart: obj with get, set
        abstract onunload: (Event -> 'Out) with get, set
        abstract onvolumechange: (Event -> 'Out) with get, set
        abstract onwaiting: (Event -> 'Out) with get, set
        abstract opener: Window with get, set
        abstract orientation: U2<string, float> with get, set
        abstract outerHeight: float with get, set
        abstract outerWidth: float with get, set
        abstract pageXOffset: float with get, set
        abstract pageYOffset: float with get, set
        abstract parent: Window with get, set
        abstract performance: Performance with get, set
        abstract personalbar: BarProp with get, set
        abstract screen: Screen with get, set
        abstract screenLeft: float with get, set
        abstract screenTop: float with get, set
        abstract screenX: float with get, set
        abstract screenY: float with get, set
        abstract scrollX: float with get, set
        abstract scrollY: float with get, set
        abstract scrollbars: BarProp with get, set
        abstract self: Window with get, set
        abstract status: string with get, set
        abstract statusbar: BarProp with get, set
        abstract styleMedia: StyleMedia with get, set
        abstract toolbar: BarProp with get, set
        abstract top: Window with get, set
        abstract window: Window with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> Window with get, set
        abstract alert: ?message: obj -> unit
        abstract blur: unit -> unit
        abstract cancelAnimationFrame: handle: float -> unit
        abstract captureEvents: unit -> unit
        abstract close: unit -> unit
        abstract confirm: ?message: string -> bool
        abstract focus: unit -> unit
        abstract getComputedStyle: elt: Element * ?pseudoElt: string -> CSSStyleDeclaration
        abstract getMatchedCSSRules: elt: Element * ?pseudoElt: string -> CSSRuleList
        abstract getSelection: unit -> Selection
        abstract matchMedia: mediaQuery: string -> MediaQueryList
        abstract moveBy: ?x: float * ?y: float -> unit
        abstract moveTo: ?x: float * ?y: float -> unit
        abstract msCancelRequestAnimationFrame: handle: float -> unit
        abstract msMatchMedia: mediaQuery: string -> MediaQueryList
        abstract msRequestAnimationFrame: callback: FrameRequestCallback -> float
        abstract msWriteProfilerMark: profilerMarkName: string -> unit
        abstract ``open``: ?url: string * ?target: string * ?features: string * ?replace: bool -> Window
        abstract postMessage: message: obj * targetOrigin: string * ?ports: obj -> unit
        abstract print: unit -> unit
        abstract prompt: ?message: string * ?_default: string -> string
        abstract releaseEvents: unit -> unit
        abstract requestAnimationFrame: callback: FrameRequestCallback -> float
        abstract resizeBy: ?x: float * ?y: float -> unit
        abstract resizeTo: ?x: float * ?y: float -> unit
        abstract scroll: ?x: float * ?y: float -> unit
        abstract scrollBy: ?x: float * ?y: float -> unit
        abstract scrollTo: ?x: float * ?y: float -> unit
        abstract webkitConvertPointFromNodeToPage: node: Node * pt: WebKitPoint -> WebKitPoint
        abstract webkitConvertPointFromPageToNode: node: Node * pt: WebKitPoint -> WebKitPoint
        [<Emit("$0.addEventListener('MSGestureChange',$1...)")>] abstract addEventListener_MSGestureChange: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureDoubleTap',$1...)")>] abstract addEventListener_MSGestureDoubleTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureEnd',$1...)")>] abstract addEventListener_MSGestureEnd: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureHold',$1...)")>] abstract addEventListener_MSGestureHold: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureStart',$1...)")>] abstract addEventListener_MSGestureStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSGestureTap',$1...)")>] abstract addEventListener_MSGestureTap: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSInertiaStart',$1...)")>] abstract addEventListener_MSInertiaStart: listener: (MSGestureEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerCancel',$1...)")>] abstract addEventListener_MSPointerCancel: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerDown',$1...)")>] abstract addEventListener_MSPointerDown: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerEnter',$1...)")>] abstract addEventListener_MSPointerEnter: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerLeave',$1...)")>] abstract addEventListener_MSPointerLeave: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerMove',$1...)")>] abstract addEventListener_MSPointerMove: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOut',$1...)")>] abstract addEventListener_MSPointerOut: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerOver',$1...)")>] abstract addEventListener_MSPointerOver: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('MSPointerUp',$1...)")>] abstract addEventListener_MSPointerUp: listener: (MSPointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('afterprint',$1...)")>] abstract addEventListener_afterprint: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeprint',$1...)")>] abstract addEventListener_beforeprint: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('beforeunload',$1...)")>] abstract addEventListener_beforeunload: listener: (BeforeUnloadEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('blur',$1...)")>] abstract addEventListener_blur: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplay',$1...)")>] abstract addEventListener_canplay: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('canplaythrough',$1...)")>] abstract addEventListener_canplaythrough: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('change',$1...)")>] abstract addEventListener_change: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('click',$1...)")>] abstract addEventListener_click: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('compassneedscalibration',$1...)")>] abstract addEventListener_compassneedscalibration: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('contextmenu',$1...)")>] abstract addEventListener_contextmenu: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dblclick',$1...)")>] abstract addEventListener_dblclick: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('devicemotion',$1...)")>] abstract addEventListener_devicemotion: listener: (DeviceMotionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('deviceorientation',$1...)")>] abstract addEventListener_deviceorientation: listener: (DeviceOrientationEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drag',$1...)")>] abstract addEventListener_drag: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragend',$1...)")>] abstract addEventListener_dragend: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragenter',$1...)")>] abstract addEventListener_dragenter: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragleave',$1...)")>] abstract addEventListener_dragleave: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragover',$1...)")>] abstract addEventListener_dragover: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('dragstart',$1...)")>] abstract addEventListener_dragstart: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('drop',$1...)")>] abstract addEventListener_drop: listener: (DragEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('durationchange',$1...)")>] abstract addEventListener_durationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('emptied',$1...)")>] abstract addEventListener_emptied: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ended',$1...)")>] abstract addEventListener_ended: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('focus',$1...)")>] abstract addEventListener_focus: listener: (FocusEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('hashchange',$1...)")>] abstract addEventListener_hashchange: listener: (HashChangeEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('input',$1...)")>] abstract addEventListener_input: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keydown',$1...)")>] abstract addEventListener_keydown: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keypress',$1...)")>] abstract addEventListener_keypress: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('keyup',$1...)")>] abstract addEventListener_keyup: listener: (KeyboardEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadeddata',$1...)")>] abstract addEventListener_loadeddata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadedmetadata',$1...)")>] abstract addEventListener_loadedmetadata: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('message',$1...)")>] abstract addEventListener_message: listener: (MessageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousedown',$1...)")>] abstract addEventListener_mousedown: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseenter',$1...)")>] abstract addEventListener_mouseenter: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseleave',$1...)")>] abstract addEventListener_mouseleave: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousemove',$1...)")>] abstract addEventListener_mousemove: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseout',$1...)")>] abstract addEventListener_mouseout: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseover',$1...)")>] abstract addEventListener_mouseover: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mouseup',$1...)")>] abstract addEventListener_mouseup: listener: (MouseEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('mousewheel',$1...)")>] abstract addEventListener_mousewheel: listener: (MouseWheelEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('offline',$1...)")>] abstract addEventListener_offline: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('online',$1...)")>] abstract addEventListener_online: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('orientationchange',$1...)")>] abstract addEventListener_orientationchange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pagehide',$1...)")>] abstract addEventListener_pagehide: listener: (PageTransitionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pageshow',$1...)")>] abstract addEventListener_pageshow: listener: (PageTransitionEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pause',$1...)")>] abstract addEventListener_pause: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('play',$1...)")>] abstract addEventListener_play: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('playing',$1...)")>] abstract addEventListener_playing: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('popstate',$1...)")>] abstract addEventListener_popstate: listener: (PopStateEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('ratechange',$1...)")>] abstract addEventListener_ratechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('readystatechange',$1...)")>] abstract addEventListener_readystatechange: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('reset',$1...)")>] abstract addEventListener_reset: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('resize',$1...)")>] abstract addEventListener_resize: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('scroll',$1...)")>] abstract addEventListener_scroll: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeked',$1...)")>] abstract addEventListener_seeked: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('seeking',$1...)")>] abstract addEventListener_seeking: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('select',$1...)")>] abstract addEventListener_select: listener: (UIEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('stalled',$1...)")>] abstract addEventListener_stalled: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('storage',$1...)")>] abstract addEventListener_storage: listener: (StorageEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('submit',$1...)")>] abstract addEventListener_submit: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('suspend',$1...)")>] abstract addEventListener_suspend: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeupdate',$1...)")>] abstract addEventListener_timeupdate: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('unload',$1...)")>] abstract addEventListener_unload: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('volumechange',$1...)")>] abstract addEventListener_volumechange: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('waiting',$1...)")>] abstract addEventListener_waiting: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] WindowClient =
        abstract focused: bool with get, set
        abstract visibilityState: WindowClientState with get, set
        abstract focus: unit -> Promise<WindowClient>
        abstract navigate: url: string -> Promise<WindowClient>

    and [<StringEnum>] [<RequireQualifiedAccess>] WindowClientState =
        | Hidden
        | Visible
        | Prerender
        | Unloaded

    and [<AllowNullLiteral>] WindowType =
        abstract prototype: Window with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> Window

    and [<AllowNullLiteral>] Worker =
        inherit EventTarget
        inherit AbstractWorker
        abstract onmessage: (MessageEvent -> 'Out) with get, set
        abstract postMessage: message: obj * ?ports: obj -> unit
        abstract terminate: unit -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('message',$1...)")>] abstract addEventListener_message: listener: (MessageEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] WorkerType =
        abstract prototype: Worker with get, set
        [<Emit("new $0($1...)")>] abstract Create: stringUrl: string -> Worker

    and [<AllowNullLiteral>] XMLDocument =
        inherit Document


    and [<AllowNullLiteral>] XMLDocumentType =
        abstract prototype: XMLDocument with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XMLDocument

    and [<AllowNullLiteral>] XMLHttpRequest =
        inherit EventTarget
        inherit XMLHttpRequestEventTarget
        abstract msCaching: string with get, set
        abstract onreadystatechange: (ProgressEvent -> 'Out) with get, set
        abstract readyState: float with get, set
        abstract response: obj with get, set
        abstract responseBody: obj with get, set
        abstract responseText: string with get, set
        abstract responseType: string with get, set
        abstract responseXML: obj with get, set
        abstract status: float with get, set
        abstract statusText: string with get, set
        abstract timeout: float with get, set
        abstract upload: XMLHttpRequestUpload with get, set
        abstract withCredentials: bool with get, set
        abstract DONE: float with get, set
        abstract HEADERS_RECEIVED: float with get, set
        abstract LOADING: float with get, set
        abstract OPENED: float with get, set
        abstract UNSENT: float with get, set
        abstract abort: unit -> unit
        abstract getAllResponseHeaders: unit -> string
        abstract getResponseHeader: header: string -> string
        abstract msCachingEnabled: unit -> bool
        abstract ``open``: ``method``: string * url: string * ?async: bool * ?user: string * ?password: string -> unit
        abstract overrideMimeType: mime: string -> unit
        abstract send: ?data: Document -> unit
        abstract send: ?data: string -> unit
        abstract send: ?data: obj -> unit
        abstract setRequestHeader: header: string * value: string -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadend',$1...)")>] abstract addEventListener_loadend: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('readystatechange',$1...)")>] abstract addEventListener_readystatechange: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeout',$1...)")>] abstract addEventListener_timeout: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] XMLHttpRequestType =
        abstract prototype: XMLHttpRequest with get, set
        abstract DONE: float with get, set
        abstract HEADERS_RECEIVED: float with get, set
        abstract LOADING: float with get, set
        abstract OPENED: float with get, set
        abstract UNSENT: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XMLHttpRequest
        abstract create: unit -> XMLHttpRequest

    and [<AllowNullLiteral>] XMLHttpRequestUpload =
        inherit EventTarget
        inherit XMLHttpRequestEventTarget
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] XMLHttpRequestUploadType =
        abstract prototype: XMLHttpRequestUpload with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XMLHttpRequestUpload

    and [<AllowNullLiteral>] XMLSerializer =
        abstract serializeToString: target: Node -> string

    and [<AllowNullLiteral>] XMLSerializerType =
        abstract prototype: XMLSerializer with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XMLSerializer

    and [<AllowNullLiteral>] XPathEvaluator =
        abstract createExpression: expression: string * resolver: XPathNSResolver -> XPathExpression
        abstract createNSResolver: ?nodeResolver: Node -> XPathNSResolver
        abstract evaluate: expression: string * contextNode: Node * resolver: XPathNSResolver * ``type``: float * result: XPathResult -> XPathResult

    and [<AllowNullLiteral>] XPathEvaluatorType =
        abstract prototype: XPathEvaluator with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XPathEvaluator

    and [<AllowNullLiteral>] XPathExpression =
        abstract evaluate: contextNode: Node * ``type``: float * result: XPathResult -> XPathExpression

    and [<AllowNullLiteral>] XPathExpressionType =
        abstract prototype: XPathExpression with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XPathExpression

    and [<AllowNullLiteral>] XPathNSResolver =
        abstract lookupNamespaceURI: prefix: string -> string

    and [<AllowNullLiteral>] XPathNSResolverType =
        abstract prototype: XPathNSResolver with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XPathNSResolver

    and [<AllowNullLiteral>] XPathResult =
        abstract booleanValue: bool with get, set
        abstract invalidIteratorState: bool with get, set
        abstract numberValue: float with get, set
        abstract resultType: float with get, set
        abstract singleNodeValue: Node with get, set
        abstract snapshotLength: float with get, set
        abstract stringValue: string with get, set
        abstract ANY_TYPE: float with get, set
        abstract ANY_UNORDERED_NODE_TYPE: float with get, set
        abstract BOOLEAN_TYPE: float with get, set
        abstract FIRST_ORDERED_NODE_TYPE: float with get, set
        abstract NUMBER_TYPE: float with get, set
        abstract ORDERED_NODE_ITERATOR_TYPE: float with get, set
        abstract ORDERED_NODE_SNAPSHOT_TYPE: float with get, set
        abstract STRING_TYPE: float with get, set
        abstract UNORDERED_NODE_ITERATOR_TYPE: float with get, set
        abstract UNORDERED_NODE_SNAPSHOT_TYPE: float with get, set
        abstract iterateNext: unit -> Node
        abstract snapshotItem: index: float -> Node

    and [<AllowNullLiteral>] XPathResultType =
        abstract prototype: XPathResult with get, set
        abstract ANY_TYPE: float with get, set
        abstract ANY_UNORDERED_NODE_TYPE: float with get, set
        abstract BOOLEAN_TYPE: float with get, set
        abstract FIRST_ORDERED_NODE_TYPE: float with get, set
        abstract NUMBER_TYPE: float with get, set
        abstract ORDERED_NODE_ITERATOR_TYPE: float with get, set
        abstract ORDERED_NODE_SNAPSHOT_TYPE: float with get, set
        abstract STRING_TYPE: float with get, set
        abstract UNORDERED_NODE_ITERATOR_TYPE: float with get, set
        abstract UNORDERED_NODE_SNAPSHOT_TYPE: float with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XPathResult

    and [<AllowNullLiteral>] XSLTProcessor =
        abstract clearParameters: unit -> unit
        abstract getParameter: namespaceURI: string * localName: string -> obj
        abstract importStylesheet: style: Node -> unit
        abstract removeParameter: namespaceURI: string * localName: string -> unit
        abstract reset: unit -> unit
        abstract setParameter: namespaceURI: string * localName: string * value: obj -> unit
        abstract transformToDocument: source: Node -> Document
        abstract transformToFragment: source: Node * document: Document -> DocumentFragment

    and [<AllowNullLiteral>] XSLTProcessorType =
        abstract prototype: XSLTProcessor with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> XSLTProcessor

    and [<AllowNullLiteral>] AbstractWorker =
        abstract onerror: (Event -> 'Out) with get, set
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] ChildNode =
        abstract remove: unit -> unit

    and [<AllowNullLiteral>] DOML2DeprecatedColorProperty =
        abstract color: string with get, set

    and [<AllowNullLiteral>] DOML2DeprecatedSizeProperty =
        abstract size: float with get, set

    and [<AllowNullLiteral>] DocumentEvent =
        [<Emit("$0.createEvent('AnimationEvent')")>] abstract createEvent_AnimationEvent: unit -> AnimationEvent
        [<Emit("$0.createEvent('AriaRequestEvent')")>] abstract createEvent_AriaRequestEvent: unit -> AriaRequestEvent
        [<Emit("$0.createEvent('AudioProcessingEvent')")>] abstract createEvent_AudioProcessingEvent: unit -> AudioProcessingEvent
        [<Emit("$0.createEvent('BeforeUnloadEvent')")>] abstract createEvent_BeforeUnloadEvent: unit -> BeforeUnloadEvent
        [<Emit("$0.createEvent('ClipboardEvent')")>] abstract createEvent_ClipboardEvent: unit -> ClipboardEvent
        [<Emit("$0.createEvent('CloseEvent')")>] abstract createEvent_CloseEvent: unit -> CloseEvent
        [<Emit("$0.createEvent('CommandEvent')")>] abstract createEvent_CommandEvent: unit -> CommandEvent
        [<Emit("$0.createEvent('CompositionEvent')")>] abstract createEvent_CompositionEvent: unit -> CompositionEvent
        [<Emit("$0.createEvent('CustomEvent')")>] abstract createEvent_CustomEvent: unit -> CustomEvent
        [<Emit("$0.createEvent('DeviceMotionEvent')")>] abstract createEvent_DeviceMotionEvent: unit -> DeviceMotionEvent
        [<Emit("$0.createEvent('DeviceOrientationEvent')")>] abstract createEvent_DeviceOrientationEvent: unit -> DeviceOrientationEvent
        [<Emit("$0.createEvent('DragEvent')")>] abstract createEvent_DragEvent: unit -> DragEvent
        [<Emit("$0.createEvent('ErrorEvent')")>] abstract createEvent_ErrorEvent: unit -> ErrorEvent
        [<Emit("$0.createEvent('Event')")>] abstract createEvent_Event: unit -> Event
        [<Emit("$0.createEvent('Events')")>] abstract createEvent_Events: unit -> Event
        [<Emit("$0.createEvent('FocusEvent')")>] abstract createEvent_FocusEvent: unit -> FocusEvent
        [<Emit("$0.createEvent('GamepadEvent')")>] abstract createEvent_GamepadEvent: unit -> GamepadEvent
        [<Emit("$0.createEvent('HashChangeEvent')")>] abstract createEvent_HashChangeEvent: unit -> HashChangeEvent
        [<Emit("$0.createEvent('IDBVersionChangeEvent')")>] abstract createEvent_IDBVersionChangeEvent: unit -> IDBVersionChangeEvent
        [<Emit("$0.createEvent('KeyboardEvent')")>] abstract createEvent_KeyboardEvent: unit -> KeyboardEvent
        [<Emit("$0.createEvent('LongRunningScriptDetectedEvent')")>] abstract createEvent_LongRunningScriptDetectedEvent: unit -> LongRunningScriptDetectedEvent
        [<Emit("$0.createEvent('MSGestureEvent')")>] abstract createEvent_MSGestureEvent: unit -> MSGestureEvent
        [<Emit("$0.createEvent('MSManipulationEvent')")>] abstract createEvent_MSManipulationEvent: unit -> MSManipulationEvent
        [<Emit("$0.createEvent('MSMediaKeyMessageEvent')")>] abstract createEvent_MSMediaKeyMessageEvent: unit -> MSMediaKeyMessageEvent
        [<Emit("$0.createEvent('MSMediaKeyNeededEvent')")>] abstract createEvent_MSMediaKeyNeededEvent: unit -> MSMediaKeyNeededEvent
        [<Emit("$0.createEvent('MSPointerEvent')")>] abstract createEvent_MSPointerEvent: unit -> MSPointerEvent
        [<Emit("$0.createEvent('MSSiteModeEvent')")>] abstract createEvent_MSSiteModeEvent: unit -> MSSiteModeEvent
        [<Emit("$0.createEvent('MessageEvent')")>] abstract createEvent_MessageEvent: unit -> MessageEvent
        [<Emit("$0.createEvent('MouseEvent')")>] abstract createEvent_MouseEvent: unit -> MouseEvent
        [<Emit("$0.createEvent('MouseEvents')")>] abstract createEvent_MouseEvents: unit -> MouseEvent
        [<Emit("$0.createEvent('MouseWheelEvent')")>] abstract createEvent_MouseWheelEvent: unit -> MouseWheelEvent
        [<Emit("$0.createEvent('MutationEvent')")>] abstract createEvent_MutationEvent: unit -> MutationEvent
        [<Emit("$0.createEvent('MutationEvents')")>] abstract createEvent_MutationEvents: unit -> MutationEvent
        [<Emit("$0.createEvent('NavigationCompletedEvent')")>] abstract createEvent_NavigationCompletedEvent: unit -> NavigationCompletedEvent
        [<Emit("$0.createEvent('NavigationEvent')")>] abstract createEvent_NavigationEvent: unit -> NavigationEvent
        [<Emit("$0.createEvent('NavigationEventWithReferrer')")>] abstract createEvent_NavigationEventWithReferrer: unit -> NavigationEventWithReferrer
        [<Emit("$0.createEvent('OfflineAudioCompletionEvent')")>] abstract createEvent_OfflineAudioCompletionEvent: unit -> OfflineAudioCompletionEvent
        [<Emit("$0.createEvent('PageTransitionEvent')")>] abstract createEvent_PageTransitionEvent: unit -> PageTransitionEvent
        [<Emit("$0.createEvent('PermissionRequestedEvent')")>] abstract createEvent_PermissionRequestedEvent: unit -> PermissionRequestedEvent
        [<Emit("$0.createEvent('PointerEvent')")>] abstract createEvent_PointerEvent: unit -> PointerEvent
        [<Emit("$0.createEvent('PopStateEvent')")>] abstract createEvent_PopStateEvent: unit -> PopStateEvent
        [<Emit("$0.createEvent('ProgressEvent')")>] abstract createEvent_ProgressEvent: unit -> ProgressEvent
        [<Emit("$0.createEvent('SVGZoomEvent')")>] abstract createEvent_SVGZoomEvent: unit -> SVGZoomEvent
        [<Emit("$0.createEvent('SVGZoomEvents')")>] abstract createEvent_SVGZoomEvents: unit -> SVGZoomEvent
        [<Emit("$0.createEvent('ScriptNotifyEvent')")>] abstract createEvent_ScriptNotifyEvent: unit -> ScriptNotifyEvent
        [<Emit("$0.createEvent('StorageEvent')")>] abstract createEvent_StorageEvent: unit -> StorageEvent
        [<Emit("$0.createEvent('TextEvent')")>] abstract createEvent_TextEvent: unit -> TextEvent
        [<Emit("$0.createEvent('TouchEvent')")>] abstract createEvent_TouchEvent: unit -> TouchEvent
        [<Emit("$0.createEvent('TrackEvent')")>] abstract createEvent_TrackEvent: unit -> TrackEvent
        [<Emit("$0.createEvent('TransitionEvent')")>] abstract createEvent_TransitionEvent: unit -> TransitionEvent
        [<Emit("$0.createEvent('UIEvent')")>] abstract createEvent_UIEvent: unit -> UIEvent
        [<Emit("$0.createEvent('UIEvents')")>] abstract createEvent_UIEvents: unit -> UIEvent
        [<Emit("$0.createEvent('UnviewableContentIdentifiedEvent')")>] abstract createEvent_UnviewableContentIdentifiedEvent: unit -> UnviewableContentIdentifiedEvent
        [<Emit("$0.createEvent('WebGLContextEvent')")>] abstract createEvent_WebGLContextEvent: unit -> WebGLContextEvent
        [<Emit("$0.createEvent('WheelEvent')")>] abstract createEvent_WheelEvent: unit -> WheelEvent
        abstract createEvent: eventInterface: string -> Event

    and [<AllowNullLiteral>] ElementTraversal =
        abstract childElementCount: float with get, set
        abstract firstElementChild: Element with get, set
        abstract lastElementChild: Element with get, set
        abstract nextElementSibling: Element with get, set
        abstract previousElementSibling: Element with get, set

    and [<AllowNullLiteral>] GetSVGDocument =
        abstract getSVGDocument: unit -> Document

    and [<AllowNullLiteral>] GlobalEventHandlers =
        abstract onpointercancel: (PointerEvent -> 'Out) with get, set
        abstract onpointerdown: (PointerEvent -> 'Out) with get, set
        abstract onpointerenter: (PointerEvent -> 'Out) with get, set
        abstract onpointerleave: (PointerEvent -> 'Out) with get, set
        abstract onpointermove: (PointerEvent -> 'Out) with get, set
        abstract onpointerout: (PointerEvent -> 'Out) with get, set
        abstract onpointerover: (PointerEvent -> 'Out) with get, set
        abstract onpointerup: (PointerEvent -> 'Out) with get, set
        abstract onwheel: (WheelEvent -> 'Out) with get, set
        [<Emit("$0.addEventListener('pointercancel',$1...)")>] abstract addEventListener_pointercancel: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerdown',$1...)")>] abstract addEventListener_pointerdown: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerenter',$1...)")>] abstract addEventListener_pointerenter: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerleave',$1...)")>] abstract addEventListener_pointerleave: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointermove',$1...)")>] abstract addEventListener_pointermove: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerout',$1...)")>] abstract addEventListener_pointerout: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerover',$1...)")>] abstract addEventListener_pointerover: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('pointerup',$1...)")>] abstract addEventListener_pointerup: listener: (PointerEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('wheel',$1...)")>] abstract addEventListener_wheel: listener: (WheelEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] HTMLTableAlignment =
        /// Sets or retrieves a value that you can use to implement your own ch functionality for the object.
        abstract ch: string with get, set
        /// Sets or retrieves a value that you can use to implement your own chOff functionality for the object.
        abstract chOff: string with get, set
        /// Sets or retrieves how text and other content are vertically aligned within the object that contains them.
        abstract vAlign: string with get, set

    and [<AllowNullLiteral>] IDBEnvironment =
        abstract indexedDB: IDBFactory with get, set
        abstract msIndexedDB: IDBFactory with get, set

    and [<AllowNullLiteral>] LinkStyle =
        abstract sheet: StyleSheet with get, set

    and [<AllowNullLiteral>] MSBaseReader =
        abstract onabort: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onloadend: (ProgressEvent -> 'Out) with get, set
        abstract onloadstart: (Event -> 'Out) with get, set
        abstract onprogress: (ProgressEvent -> 'Out) with get, set
        abstract readyState: float with get, set
        abstract result: obj with get, set
        abstract DONE: float with get, set
        abstract EMPTY: float with get, set
        abstract LOADING: float with get, set
        abstract abort: unit -> unit
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadend',$1...)")>] abstract addEventListener_loadend: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] MSFileSaver =
        abstract msSaveBlob: blob: obj * ?defaultName: string -> bool
        abstract msSaveOrOpenBlob: blob: obj * ?defaultName: string -> bool

    and [<AllowNullLiteral>] MSNavigatorDoNotTrack =
        abstract confirmSiteSpecificTrackingException: args: ConfirmSiteSpecificExceptionsInformation -> bool
        abstract confirmWebWideTrackingException: args: ExceptionInformation -> bool
        abstract removeSiteSpecificTrackingException: args: ExceptionInformation -> unit
        abstract removeWebWideTrackingException: args: ExceptionInformation -> unit
        abstract storeSiteSpecificTrackingException: args: StoreSiteSpecificExceptionsInformation -> unit
        abstract storeWebWideTrackingException: args: StoreExceptionsInformation -> unit

    and [<AllowNullLiteral>] NavigatorContentUtils =
        interface end

    and [<AllowNullLiteral>] NavigatorGeolocation =
        abstract geolocation: Geolocation with get, set

    and [<AllowNullLiteral>] NavigatorID =
        abstract appName: string with get, set
        abstract appVersion: string with get, set
        abstract platform: string with get, set
        abstract product: string with get, set
        abstract productSub: string with get, set
        abstract userAgent: string with get, set
        abstract vendor: string with get, set
        abstract vendorSub: string with get, set

    and [<AllowNullLiteral>] NavigatorOnLine =
        abstract onLine: bool with get, set

    and [<AllowNullLiteral>] NavigatorStorageUtils =
        interface end

    and [<AllowNullLiteral>] NodeSelector =
        abstract querySelector: selectors: string -> Element
        abstract querySelectorAll: selectors: string -> NodeListOf<Element>

    and [<AllowNullLiteral>] RandomSource =
        abstract getRandomValues: array: ArrayBufferView -> ArrayBufferView

    and [<AllowNullLiteral>] SVGAnimatedPathData =
        abstract pathSegList: SVGPathSegList with get, set

    and [<AllowNullLiteral>] SVGAnimatedPoints =
        abstract animatedPoints: SVGPointList with get, set
        abstract points: SVGPointList with get, set

    and [<AllowNullLiteral>] SVGExternalResourcesRequired =
        abstract externalResourcesRequired: SVGAnimatedBoolean with get, set

    and [<AllowNullLiteral>] SVGFilterPrimitiveStandardAttributes =
        inherit SVGStylable
        abstract height: SVGAnimatedLength with get, set
        abstract result: SVGAnimatedString with get, set
        abstract width: SVGAnimatedLength with get, set
        abstract x: SVGAnimatedLength with get, set
        abstract y: SVGAnimatedLength with get, set

    and [<AllowNullLiteral>] SVGFitToViewBox =
        abstract preserveAspectRatio: SVGAnimatedPreserveAspectRatio with get, set
        abstract viewBox: SVGAnimatedRect with get, set

    and [<AllowNullLiteral>] SVGLangSpace =
        abstract xmllang: string with get, set
        abstract xmlspace: string with get, set

    and [<AllowNullLiteral>] SVGLocatable =
        abstract farthestViewportElement: SVGElement with get, set
        abstract nearestViewportElement: SVGElement with get, set
        abstract getBBox: unit -> SVGRect
        abstract getCTM: unit -> SVGMatrix
        abstract getScreenCTM: unit -> SVGMatrix
        abstract getTransformToElement: element: SVGElement -> SVGMatrix

    and [<AllowNullLiteral>] SVGStylable =
        abstract className: obj with get, set
        abstract style: CSSStyleDeclaration with get, set

    and [<AllowNullLiteral>] SVGTests =
        abstract requiredExtensions: SVGStringList with get, set
        abstract requiredFeatures: SVGStringList with get, set
        abstract systemLanguage: SVGStringList with get, set
        abstract hasExtension: extension: string -> bool

    and [<AllowNullLiteral>] SVGTransformable =
        inherit SVGLocatable
        abstract transform: SVGAnimatedTransformList with get, set

    and [<AllowNullLiteral>] SVGURIReference =
        abstract href: SVGAnimatedString with get, set

    and [<AllowNullLiteral>] WindowBase64 =
        abstract atob: encodedString: string -> string
        abstract btoa: rawString: string -> string

    and [<AllowNullLiteral>] WindowConsole =
        abstract console: Console with get, set

    and [<AllowNullLiteral>] WindowLocalStorage =
        abstract localStorage: Storage with get, set

    and [<AllowNullLiteral>] WindowSessionStorage =
        abstract sessionStorage: Storage with get, set

    and [<AllowNullLiteral>] WindowTimers =
        inherit WindowTimersExtension
        abstract clearInterval: handle: float -> unit
        abstract clearTimeout: handle: float -> unit
        abstract setInterval: handler: obj * timeout: int * [<ParamArray>] args: obj[] -> float
        abstract setTimeout: handler: obj * timeout: int * [<ParamArray>] args: obj[] -> float

    and [<AllowNullLiteral>] WindowTimersExtension =
        abstract clearImmediate: handle: float -> unit
        abstract msClearImmediate: handle: float -> unit
        abstract msSetImmediate: expression: obj * [<ParamArray>] args: obj[] -> float
        abstract setImmediate: expression: obj * [<ParamArray>] args: obj[] -> float

    and [<AllowNullLiteral>] XMLHttpRequestEventTarget =
        abstract onabort: (Event -> 'Out) with get, set
        abstract onerror: (Event -> 'Out) with get, set
        abstract onload: (Event -> 'Out) with get, set
        abstract onloadend: (ProgressEvent -> 'Out) with get, set
        abstract onloadstart: (Event -> 'Out) with get, set
        abstract onprogress: (ProgressEvent -> 'Out) with get, set
        abstract ontimeout: (ProgressEvent -> 'Out) with get, set
        [<Emit("$0.addEventListener('abort',$1...)")>] abstract addEventListener_abort: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('error',$1...)")>] abstract addEventListener_error: listener: (ErrorEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('load',$1...)")>] abstract addEventListener_load: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadend',$1...)")>] abstract addEventListener_loadend: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('loadstart',$1...)")>] abstract addEventListener_loadstart: listener: (Event -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('progress',$1...)")>] abstract addEventListener_progress: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        [<Emit("$0.addEventListener('timeout',$1...)")>] abstract addEventListener_timeout: listener: (ProgressEvent -> 'Out) * ?useCapture: bool -> unit
        abstract addEventListener: ``type``: string * listener: EventListenerOrEventListenerObject * ?useCapture: bool -> unit

    and [<AllowNullLiteral>] StorageEventInit =
        inherit EventInit
        abstract key: string option with get, set
        abstract oldValue: string option with get, set
        abstract newValue: string option with get, set
        abstract url: string with get, set
        abstract storageArea: Storage option with get, set

    and [<AllowNullLiteral>] IDBObjectStoreParameters =
        abstract keyPath: U2<string, ResizeArray<string>> option with get, set
        abstract autoIncrement: bool option with get, set

    and [<AllowNullLiteral>] IDBIndexParameters =
        abstract unique: bool option with get, set
        abstract multiEntry: bool option with get, set

    and [<AllowNullLiteral>] NodeListOf<'TNode> =
        inherit NodeList
        abstract length: float with get, set
        [<Emit("$0[$1]{{=$2}}")>] abstract Item: index: int -> 'TNode with get, set
        abstract item: index: float -> 'TNode

    and [<AllowNullLiteral>] BlobPropertyBag =
        abstract ``type``: string option with get, set
        abstract endings: string option with get, set

    and [<AllowNullLiteral>] FilePropertyBag =
        abstract ``type``: string option with get, set
        abstract lastModified: float option with get, set

    and [<AllowNullLiteral>] EventListenerObject =
        abstract handleEvent: evt: Event -> unit

    and [<AllowNullLiteral>] MessageEventInit =
        inherit EventInit
        abstract data: obj option with get, set
        abstract origin: string option with get, set
        abstract lastEventId: string option with get, set
        abstract channel: string option with get, set
        abstract source: obj option with get, set
        abstract ports: ResizeArray<MessagePort> option with get, set

    and [<AllowNullLiteral>] ProgressEventInit =
        inherit EventInit
        abstract lengthComputable: bool option with get, set
        abstract loaded: float option with get, set
        abstract total: float option with get, set

    and [<AllowNullLiteral>] HTMLTemplateElement =
        inherit HTMLElement
        abstract content: DocumentFragment with get, set

    and [<AllowNullLiteral>] HTMLTemplateElementType =
        abstract prototype: HTMLTemplateElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLTemplateElement

    and [<AllowNullLiteral>] HTMLPictureElement =
        inherit HTMLElement

    and [<AllowNullLiteral>] HTMLPictureElementType =
        abstract prototype: HTMLPictureElement with get, set
        [<Emit("new $0($1...)")>] abstract Create: unit -> HTMLPictureElement

    and EventListenerOrEventListenerObject =
        U2<EventListener, EventListenerObject>

    and ErrorEventHandler = (string -> string -> float -> float -> Error -> unit)

    and PositionCallback = (Position -> unit)

    and PositionErrorCallback = (PositionError -> unit)

    and MediaQueryListListener = (MediaQueryList -> unit)

    and MSLaunchUriCallback = (unit -> unit)

    and FrameRequestCallback = (float -> unit)

    and MSExecAtPriorityFunctionCallback =
        [<Emit("$0($1...)")>] abstract Invoke: [<ParamArray>] args: obj[] -> obj

    and MutationCallback = (ResizeArray<MutationRecord> -> MutationObserver -> unit)

    and DecodeSuccessCallback = (AudioBuffer -> unit)

    and DecodeErrorCallback = (DOMException -> unit)

    and FunctionStringCallback = (string -> unit)

    and AudioType =
        [<Emit("new $0($1...)")>] abstract Create: ?src: string -> HTMLAudioElement

    and ImageType =
        [<Emit("new $0($1...)")>] abstract Create: ?width: float * ?height: float -> HTMLImageElement

    and OptionType =
        [<Emit("new $0($1...)")>] abstract Create: ?text: string * ?value: string * ?defaultSelected: bool * ?selected: bool -> HTMLOptionElement

    let [<Global>] ANGLE_instanced_arrays: ANGLE_instanced_arraysType = jsNative
    let [<Global>] AnalyserNode: AnalyserNodeType = jsNative
    let [<Global>] AnimationEvent: AnimationEventType = jsNative
    let [<Global>] ApplicationCache: ApplicationCacheType = jsNative
    let [<Global>] AriaRequestEvent: AriaRequestEventType = jsNative
    let [<Global>] Attr: AttrType = jsNative
    let [<Global>] AudioBuffer: AudioBufferType = jsNative
    let [<Global>] AudioBufferSourceNode: AudioBufferSourceNodeType = jsNative
    let [<Global>] AudioContext: AudioContextType = jsNative
    let [<Global>] AudioDestinationNode: AudioDestinationNodeType = jsNative
    let [<Global>] AudioListener: AudioListenerType = jsNative
    let [<Global>] AudioNode: AudioNodeType = jsNative
    let [<Global>] AudioParam: AudioParamType = jsNative
    let [<Global>] AudioProcessingEvent: AudioProcessingEventType = jsNative
    let [<Global>] AudioTrack: AudioTrackType = jsNative
    let [<Global>] AudioTrackList: AudioTrackListType = jsNative
    let [<Global>] AudioWorker: AudioWorkerType = jsNative 
    let [<Global>] AudioWorkerGlobalScope: AudioWorkerGlobalScopeType = jsNative 
    let [<Global>] AudioWorkerNode: AudioWorkerNodeType = jsNative 
    let [<Global>] AudioWorkerNodeProcessor: AudioWorkerNodeProcessorType = jsNative 
    let [<Global>] BarProp: BarPropType = jsNative
    let [<Global>] BeforeUnloadEvent: BeforeUnloadEventType = jsNative
    let [<Global>] BiquadFilterNode: BiquadFilterNodeType = jsNative
    let [<Global>] Blob: BlobType = jsNative
    let [<Global>] CDATASection: CDATASectionType = jsNative
    let [<Global>] CSS: CSS = jsNative
    let [<Global>] CSSConditionRule: CSSConditionRuleType = jsNative
    let [<Global>] CSSFontFaceRule: CSSFontFaceRuleType = jsNative
    let [<Global>] CSSGroupingRule: CSSGroupingRuleType = jsNative
    let [<Global>] CSSImportRule: CSSImportRuleType = jsNative
    let [<Global>] CSSKeyframeRule: CSSKeyframeRuleType = jsNative
    let [<Global>] CSSKeyframesRule: CSSKeyframesRuleType = jsNative
    let [<Global>] CSSMediaRule: CSSMediaRuleType = jsNative
    let [<Global>] CSSNamespaceRule: CSSNamespaceRuleType = jsNative
    let [<Global>] CSSPageRule: CSSPageRuleType = jsNative
    let [<Global>] CSSRule: CSSRuleType = jsNative
    let [<Global>] CSSRuleList: CSSRuleListType = jsNative
    let [<Global>] CSSStyleDeclaration: CSSStyleDeclarationType = jsNative
    let [<Global>] CSSStyleRule: CSSStyleRuleType = jsNative
    let [<Global>] CSSStyleSheet: CSSStyleSheetType = jsNative
    let [<Global>] CSSSupportsRule: CSSSupportsRuleType = jsNative
    let [<Global>] CanvasGradient: CanvasGradientType = jsNative
    let [<Global>] CanvasPattern: CanvasPatternType = jsNative
    let [<Global>] CanvasRenderingContext2D: CanvasRenderingContext2DType = jsNative
    let [<Global>] ChannelMergerNode: ChannelMergerNodeType = jsNative
    let [<Global>] ChannelSplitterNode: ChannelSplitterNodeType = jsNative
    let [<Global>] CharacterData: CharacterDataType = jsNative
    let [<Global>] ClientRect: ClientRectType = jsNative
    let [<Global>] ClientRectList: ClientRectListType = jsNative
    let [<Global>] ClipboardEvent: ClipboardEventType = jsNative
    let [<Global>] CloseEvent: CloseEventType = jsNative
    let [<Global>] CommandEvent: CommandEventType = jsNative
    let [<Global>] Comment: CommentType = jsNative
    let [<Global>] CompositionEvent: CompositionEventType = jsNative
    let [<Global>] Console: ConsoleType = jsNative
    let [<Global>] ConvolverNode: ConvolverNodeType = jsNative
    let [<Global>] Coordinates: CoordinatesType = jsNative
    let [<Global>] Crypto: CryptoType = jsNative
    let [<Global>] CryptoKey: CryptoKeyType = jsNative
    let [<Global>] CryptoKeyPair: CryptoKeyPairType = jsNative
    let [<Global>] CustomEvent: CustomEventType = jsNative
    let [<Global>] DOMError: DOMErrorType = jsNative
    let [<Global>] DOMException: DOMExceptionType = jsNative
    let [<Global>] DOMImplementation: DOMImplementationType = jsNative
    let [<Global>] DOMParser: DOMParserType = jsNative
    let [<Global>] DOMSettableTokenList: DOMSettableTokenListType = jsNative
    let [<Global>] DOMStringList: DOMStringListType = jsNative
    let [<Global>] DOMStringMap: DOMStringMapType = jsNative
    let [<Global>] DOMTokenList: DOMTokenListType = jsNative
    let [<Global>] DataCue: DataCueType = jsNative
    let [<Global>] DataTransfer: DataTransferType = jsNative
    let [<Global>] DataTransferItem: DataTransferItemType = jsNative
    let [<Global>] DataTransferItemList: DataTransferItemListType = jsNative
    let [<Global>] DeferredPermissionRequest: DeferredPermissionRequestType = jsNative
    let [<Global>] DelayNode: DelayNodeType = jsNative
    let [<Global>] DeviceAcceleration: DeviceAccelerationType = jsNative
    let [<Global>] DeviceMotionEvent: DeviceMotionEventType = jsNative
    let [<Global>] DeviceOrientationEvent: DeviceOrientationEventType = jsNative
    let [<Global>] DeviceRotationRate: DeviceRotationRateType = jsNative
    let [<Global>] Document: DocumentType = jsNative
    let [<Global>] DocumentFragment: DocumentFragmentType = jsNative
    let [<Global>] DocumentType: DocumentTypeType = jsNative
    let [<Global>] DragEvent: DragEventType = jsNative
    let [<Global>] DynamicsCompressorNode: DynamicsCompressorNodeType = jsNative
    let [<Global>] EXT_texture_filter_anisotropic: EXT_texture_filter_anisotropicType = jsNative
    let [<Global>] Element: ElementType = jsNative
    let [<Global>] ErrorEvent: ErrorEventType = jsNative
    let [<Global>] Event: EventType = jsNative
    let [<Global>] EventTarget: EventTargetType = jsNative
    let [<Global>] External: ExternalType = jsNative
    let [<Global>] File: FileType = jsNative
    let [<Global>] FileList: FileListType = jsNative
    let [<Global>] FileReader: FileReaderType = jsNative
    let [<Global>] FocusEvent: FocusEventType = jsNative
    let [<Global>] FormData: FormDataType = jsNative
    let [<Global>] GainNode: GainNodeType = jsNative
    let [<Global>] Gamepad: GamepadType = jsNative
    let [<Global>] GamepadButton: GamepadButtonType = jsNative
    let [<Global>] GamepadEvent: GamepadEventType = jsNative
    let [<Global>] Geolocation: GeolocationType = jsNative
    let [<Global>] HTMLAllCollection: HTMLAllCollectionType = jsNative
    let [<Global>] HTMLAnchorElement: HTMLAnchorElementType = jsNative
    let [<Global>] HTMLAppletElement: HTMLAppletElementType = jsNative
    let [<Global>] HTMLAreaElement: HTMLAreaElementType = jsNative
    let [<Global>] HTMLAreasCollection: HTMLAreasCollectionType = jsNative
    let [<Global>] HTMLAudioElement: HTMLAudioElementType = jsNative
    let [<Global>] HTMLBRElement: HTMLBRElementType = jsNative
    let [<Global>] HTMLBaseElement: HTMLBaseElementType = jsNative
    let [<Global>] HTMLBaseFontElement: HTMLBaseFontElementType = jsNative
    let [<Global>] HTMLBlockElement: HTMLBlockElementType = jsNative
    let [<Global>] HTMLBodyElement: HTMLBodyElementType = jsNative
    let [<Global>] HTMLButtonElement: HTMLButtonElementType = jsNative
    let [<Global>] HTMLCanvasElement: HTMLCanvasElementType = jsNative
    let [<Global>] HTMLCollection: HTMLCollectionType = jsNative
    let [<Global>] HTMLDDElement: HTMLDDElementType = jsNative
    let [<Global>] HTMLDListElement: HTMLDListElementType = jsNative
    let [<Global>] HTMLDTElement: HTMLDTElementType = jsNative
    let [<Global>] HTMLDataListElement: HTMLDataListElementType = jsNative
    let [<Global>] HTMLDirectoryElement: HTMLDirectoryElementType = jsNative
    let [<Global>] HTMLDivElement: HTMLDivElementType = jsNative
    let [<Global>] HTMLDocument: HTMLDocumentType = jsNative
    let [<Global>] HTMLElement: HTMLElementType = jsNative
    let [<Global>] HTMLEmbedElement: HTMLEmbedElementType = jsNative
    let [<Global>] HTMLFieldSetElement: HTMLFieldSetElementType = jsNative
    let [<Global>] HTMLFontElement: HTMLFontElementType = jsNative
    let [<Global>] HTMLFormElement: HTMLFormElementType = jsNative
    let [<Global>] HTMLFrameElement: HTMLFrameElementType = jsNative
    let [<Global>] HTMLFrameSetElement: HTMLFrameSetElementType = jsNative
    let [<Global>] HTMLHRElement: HTMLHRElementType = jsNative
    let [<Global>] HTMLHeadElement: HTMLHeadElementType = jsNative
    let [<Global>] HTMLHeadingElement: HTMLHeadingElementType = jsNative
    let [<Global>] HTMLHtmlElement: HTMLHtmlElementType = jsNative
    let [<Global>] HTMLIFrameElement: HTMLIFrameElementType = jsNative
    let [<Global>] HTMLImageElement: HTMLImageElementType = jsNative
    let [<Global>] HTMLInputElement: HTMLInputElementType = jsNative
    let [<Global>] HTMLIsIndexElement: HTMLIsIndexElementType = jsNative
    let [<Global>] HTMLLIElement: HTMLLIElementType = jsNative
    let [<Global>] HTMLLabelElement: HTMLLabelElementType = jsNative
    let [<Global>] HTMLLegendElement: HTMLLegendElementType = jsNative
    let [<Global>] HTMLLinkElement: HTMLLinkElementType = jsNative
    let [<Global>] HTMLMapElement: HTMLMapElementType = jsNative
    let [<Global>] HTMLMarqueeElement: HTMLMarqueeElementType = jsNative
    let [<Global>] HTMLMediaElement: HTMLMediaElementType = jsNative
    let [<Global>] HTMLMenuElement: HTMLMenuElementType = jsNative
    let [<Global>] HTMLMetaElement: HTMLMetaElementType = jsNative
    let [<Global>] HTMLModElement: HTMLModElementType = jsNative
    let [<Global>] HTMLNextIdElement: HTMLNextIdElementType = jsNative
    let [<Global>] HTMLOListElement: HTMLOListElementType = jsNative
    let [<Global>] HTMLObjectElement: HTMLObjectElementType = jsNative
    let [<Global>] HTMLOptGroupElement: HTMLOptGroupElementType = jsNative
    let [<Global>] HTMLOptionElement: HTMLOptionElementType = jsNative
    let [<Global>] HTMLParagraphElement: HTMLParagraphElementType = jsNative
    let [<Global>] HTMLParamElement: HTMLParamElementType = jsNative
    let [<Global>] HTMLPhraseElement: HTMLPhraseElementType = jsNative
    let [<Global>] HTMLPreElement: HTMLPreElementType = jsNative
    let [<Global>] HTMLProgressElement: HTMLProgressElementType = jsNative
    let [<Global>] HTMLQuoteElement: HTMLQuoteElementType = jsNative
    let [<Global>] HTMLScriptElement: HTMLScriptElementType = jsNative
    let [<Global>] HTMLSelectElement: HTMLSelectElementType = jsNative
    let [<Global>] HTMLSourceElement: HTMLSourceElementType = jsNative
    let [<Global>] HTMLSpanElement: HTMLSpanElementType = jsNative
    let [<Global>] HTMLStyleElement: HTMLStyleElementType = jsNative
    let [<Global>] HTMLTableCaptionElement: HTMLTableCaptionElementType = jsNative
    let [<Global>] HTMLTableCellElement: HTMLTableCellElementType = jsNative
    let [<Global>] HTMLTableColElement: HTMLTableColElementType = jsNative
    let [<Global>] HTMLTableDataCellElement: HTMLTableDataCellElementType = jsNative
    let [<Global>] HTMLTableElement: HTMLTableElementType = jsNative
    let [<Global>] HTMLTableHeaderCellElement: HTMLTableHeaderCellElementType = jsNative
    let [<Global>] HTMLTableRowElement: HTMLTableRowElementType = jsNative
    let [<Global>] HTMLTableSectionElement: HTMLTableSectionElementType = jsNative
    let [<Global>] HTMLTextAreaElement: HTMLTextAreaElementType = jsNative
    let [<Global>] HTMLTitleElement: HTMLTitleElementType = jsNative
    let [<Global>] HTMLTrackElement: HTMLTrackElementType = jsNative
    let [<Global>] HTMLUListElement: HTMLUListElementType = jsNative
    let [<Global>] HTMLUnknownElement: HTMLUnknownElementType = jsNative
    let [<Global>] HTMLVideoElement: HTMLVideoElementType = jsNative
    let [<Global>] HashChangeEvent: HashChangeEventType = jsNative
    let [<Global>] History: HistoryType = jsNative
    let [<Global>] IDBCursor: IDBCursorType = jsNative
    let [<Global>] IDBCursorWithValue: IDBCursorWithValueType = jsNative
    let [<Global>] IDBDatabase: IDBDatabaseType = jsNative
    let [<Global>] IDBFactory: IDBFactoryType = jsNative
    let [<Global>] IDBIndex: IDBIndexType = jsNative
    let [<Global>] IDBKeyRange: IDBKeyRangeType = jsNative
    let [<Global>] IDBObjectStore: IDBObjectStoreType = jsNative
    let [<Global>] IDBOpenDBRequest: IDBOpenDBRequestType = jsNative
    let [<Global>] IDBRequest: IDBRequestType = jsNative
    let [<Global>] IDBTransaction: IDBTransactionType = jsNative
    let [<Global>] IDBVersionChangeEvent: IDBVersionChangeEventType = jsNative
    let [<Global>] IIRFilterNode: IIRFilterNodeType = jsNative 
    let [<Global>] ImageData: ImageDataType = jsNative
    let [<Global>] KeyboardEvent: KeyboardEventType = jsNative
    let [<Global>] Location: LocationType = jsNative
    let [<Global>] LongRunningScriptDetectedEvent: LongRunningScriptDetectedEventType = jsNative
    let [<Global>] MSApp: MSApp = jsNative
    let [<Global>] MSAppAsyncOperation: MSAppAsyncOperationType = jsNative
    let [<Global>] MSBlobBuilder: MSBlobBuilderType = jsNative
    let [<Global>] MSCSSMatrix: MSCSSMatrixType = jsNative
    let [<Global>] MSGesture: MSGestureType = jsNative
    let [<Global>] MSGestureEvent: MSGestureEventType = jsNative
    let [<Global>] MSGraphicsTrust: MSGraphicsTrustType = jsNative
    let [<Global>] MSHTMLWebViewElement: MSHTMLWebViewElementType = jsNative
    let [<Global>] MSInputMethodContext: MSInputMethodContextType = jsNative
    let [<Global>] MSManipulationEvent: MSManipulationEventType = jsNative
    let [<Global>] MSMediaKeyError: MSMediaKeyErrorType = jsNative
    let [<Global>] MSMediaKeyMessageEvent: MSMediaKeyMessageEventType = jsNative
    let [<Global>] MSMediaKeyNeededEvent: MSMediaKeyNeededEventType = jsNative
    let [<Global>] MSMediaKeySession: MSMediaKeySessionType = jsNative
    let [<Global>] MSMediaKeys: MSMediaKeysType = jsNative
    let [<Global>] MSMimeTypesCollection: MSMimeTypesCollectionType = jsNative
    let [<Global>] MSPluginsCollection: MSPluginsCollectionType = jsNative
    let [<Global>] MSPointerEvent: MSPointerEventType = jsNative
    let [<Global>] MSRangeCollection: MSRangeCollectionType = jsNative
    let [<Global>] MSSiteModeEvent: MSSiteModeEventType = jsNative
    let [<Global>] MSStream: MSStreamType = jsNative
    let [<Global>] MSStreamReader: MSStreamReaderType = jsNative
    let [<Global>] MSWebViewAsyncOperation: MSWebViewAsyncOperationType = jsNative
    let [<Global>] MSWebViewSettings: MSWebViewSettingsType = jsNative
    let [<Global>] MediaElementAudioSourceNode: MediaElementAudioSourceNodeType = jsNative
    let [<Global>] MediaError: MediaErrorType = jsNative
    let [<Global>] MediaList: MediaListType = jsNative
    let [<Global>] MediaQueryList: MediaQueryListType = jsNative
    let [<Global>] MediaSource: MediaSourceType = jsNative
    let [<Global>] MediaStream: MediaStreamType = jsNative 
    let [<Global>] MediaStreamAudioDestinationNode: MediaStreamAudioDestinationNodeType = jsNative 
    let [<Global>] MediaStreamAudioSourceNode: MediaStreamAudioSourceNodeType = jsNative 
    let [<Global>] MessageChannel: MessageChannelType = jsNative
    let [<Global>] MessageEvent: MessageEventType = jsNative
    let [<Global>] MessagePort: MessagePortType = jsNative
    let [<Global>] MimeType: MimeTypeType = jsNative
    let [<Global>] MimeTypeArray: MimeTypeArrayType = jsNative
    let [<Global>] MouseEvent: MouseEventType = jsNative
    let [<Global>] MouseWheelEvent: MouseWheelEventType = jsNative
    let [<Global>] MutationEvent: MutationEventType = jsNative
    let [<Global>] MutationObserver: MutationObserverType = jsNative
    let [<Global>] MutationRecord: MutationRecordType = jsNative
    let [<Global>] NamedNodeMap: NamedNodeMapType = jsNative
    let [<Global>] NavigationCompletedEvent: NavigationCompletedEventType = jsNative
    let [<Global>] NavigationEvent: NavigationEventType = jsNative
    let [<Global>] NavigationEventWithReferrer: NavigationEventWithReferrerType = jsNative
    let [<Global>] Navigator: NavigatorType = jsNative
    let [<Global>] Node: NodeType = jsNative
    let [<Global>] NodeFilter: NodeFilterType = jsNative
    let [<Global>] NodeIterator: NodeIteratorType = jsNative
    let [<Global>] NodeList: NodeListType = jsNative
    let [<Global>] OES_element_index_uint: OES_element_index_uintType = jsNative
    let [<Global>] OES_standard_derivatives: OES_standard_derivativesType = jsNative
    let [<Global>] OES_texture_float: OES_texture_floatType = jsNative
    let [<Global>] OES_texture_float_linear: OES_texture_float_linearType = jsNative
    let [<Global>] OfflineAudioCompletionEvent: OfflineAudioCompletionEventType = jsNative
    let [<Global>] OfflineAudioContext: OfflineAudioContextType = jsNative
    let [<Global>] OscillatorNode: OscillatorNodeType = jsNative
    let [<Global>] PageTransitionEvent: PageTransitionEventType = jsNative
    let [<Global>] PannerNode: PannerNodeType = jsNative
    let [<Global>] PerfWidgetExternal: PerfWidgetExternalType = jsNative
    let [<Global>] Performance: PerformanceType = jsNative
    let [<Global>] PerformanceEntry: PerformanceEntryType = jsNative
    let [<Global>] PerformanceMark: PerformanceMarkType = jsNative
    let [<Global>] PerformanceMeasure: PerformanceMeasureType = jsNative
    let [<Global>] PerformanceNavigation: PerformanceNavigationType = jsNative
    let [<Global>] PerformanceNavigationTiming: PerformanceNavigationTimingType = jsNative
    let [<Global>] PerformanceResourceTiming: PerformanceResourceTimingType = jsNative
    let [<Global>] PerformanceTiming: PerformanceTimingType = jsNative
    let [<Global>] PeriodicWave: PeriodicWaveType = jsNative
    let [<Global>] PermissionRequest: PermissionRequestType = jsNative
    let [<Global>] PermissionRequestedEvent: PermissionRequestedEventType = jsNative
    let [<Global>] Plugin: PluginType = jsNative
    let [<Global>] PluginArray: PluginArrayType = jsNative
    let [<Global>] PointerEvent: PointerEventType = jsNative
    let [<Global>] PopStateEvent: PopStateEventType = jsNative
    let [<Global>] Position: PositionType = jsNative
    let [<Global>] PositionError: PositionErrorType = jsNative
    let [<Global>] ProcessingInstruction: ProcessingInstructionType = jsNative
    let [<Global>] ProgressEvent: ProgressEventType = jsNative
    let [<Global>] Range: RangeType = jsNative
    let [<Global>] SVGAElement: SVGAElementType = jsNative
    let [<Global>] SVGAngle: SVGAngleType = jsNative
    let [<Global>] SVGAnimatedAngle: SVGAnimatedAngleType = jsNative
    let [<Global>] SVGAnimatedBoolean: SVGAnimatedBooleanType = jsNative
    let [<Global>] SVGAnimatedEnumeration: SVGAnimatedEnumerationType = jsNative
    let [<Global>] SVGAnimatedInteger: SVGAnimatedIntegerType = jsNative
    let [<Global>] SVGAnimatedLength: SVGAnimatedLengthType = jsNative
    let [<Global>] SVGAnimatedLengthList: SVGAnimatedLengthListType = jsNative
    let [<Global>] SVGAnimatedNumber: SVGAnimatedNumberType = jsNative
    let [<Global>] SVGAnimatedNumberList: SVGAnimatedNumberListType = jsNative
    let [<Global>] SVGAnimatedPreserveAspectRatio: SVGAnimatedPreserveAspectRatioType = jsNative
    let [<Global>] SVGAnimatedRect: SVGAnimatedRectType = jsNative
    let [<Global>] SVGAnimatedString: SVGAnimatedStringType = jsNative
    let [<Global>] SVGAnimatedTransformList: SVGAnimatedTransformListType = jsNative
    let [<Global>] SVGCircleElement: SVGCircleElementType = jsNative
    let [<Global>] SVGClipPathElement: SVGClipPathElementType = jsNative
    let [<Global>] SVGComponentTransferFunctionElement: SVGComponentTransferFunctionElementType = jsNative
    let [<Global>] SVGDefsElement: SVGDefsElementType = jsNative
    let [<Global>] SVGDescElement: SVGDescElementType = jsNative
    let [<Global>] SVGElement: SVGElementType = jsNative
    let [<Global>] SVGElementInstance: SVGElementInstanceType = jsNative
    let [<Global>] SVGElementInstanceList: SVGElementInstanceListType = jsNative
    let [<Global>] SVGEllipseElement: SVGEllipseElementType = jsNative
    let [<Global>] SVGFEBlendElement: SVGFEBlendElementType = jsNative
    let [<Global>] SVGFEColorMatrixElement: SVGFEColorMatrixElementType = jsNative
    let [<Global>] SVGFEComponentTransferElement: SVGFEComponentTransferElementType = jsNative
    let [<Global>] SVGFECompositeElement: SVGFECompositeElementType = jsNative
    let [<Global>] SVGFEConvolveMatrixElement: SVGFEConvolveMatrixElementType = jsNative
    let [<Global>] SVGFEDiffuseLightingElement: SVGFEDiffuseLightingElementType = jsNative
    let [<Global>] SVGFEDisplacementMapElement: SVGFEDisplacementMapElementType = jsNative
    let [<Global>] SVGFEDistantLightElement: SVGFEDistantLightElementType = jsNative
    let [<Global>] SVGFEFloodElement: SVGFEFloodElementType = jsNative
    let [<Global>] SVGFEFuncAElement: SVGFEFuncAElementType = jsNative
    let [<Global>] SVGFEFuncBElement: SVGFEFuncBElementType = jsNative
    let [<Global>] SVGFEFuncGElement: SVGFEFuncGElementType = jsNative
    let [<Global>] SVGFEFuncRElement: SVGFEFuncRElementType = jsNative
    let [<Global>] SVGFEGaussianBlurElement: SVGFEGaussianBlurElementType = jsNative
    let [<Global>] SVGFEImageElement: SVGFEImageElementType = jsNative
    let [<Global>] SVGFEMergeElement: SVGFEMergeElementType = jsNative
    let [<Global>] SVGFEMergeNodeElement: SVGFEMergeNodeElementType = jsNative
    let [<Global>] SVGFEMorphologyElement: SVGFEMorphologyElementType = jsNative
    let [<Global>] SVGFEOffsetElement: SVGFEOffsetElementType = jsNative
    let [<Global>] SVGFEPointLightElement: SVGFEPointLightElementType = jsNative
    let [<Global>] SVGFESpecularLightingElement: SVGFESpecularLightingElementType = jsNative
    let [<Global>] SVGFESpotLightElement: SVGFESpotLightElementType = jsNative
    let [<Global>] SVGFETileElement: SVGFETileElementType = jsNative
    let [<Global>] SVGFETurbulenceElement: SVGFETurbulenceElementType = jsNative
    let [<Global>] SVGFilterElement: SVGFilterElementType = jsNative
    let [<Global>] SVGForeignObjectElement: SVGForeignObjectElementType = jsNative
    let [<Global>] SVGGElement: SVGGElementType = jsNative
    let [<Global>] SVGGradientElement: SVGGradientElementType = jsNative
    let [<Global>] SVGImageElement: SVGImageElementType = jsNative
    let [<Global>] SVGLength: SVGLengthType = jsNative
    let [<Global>] SVGLengthList: SVGLengthListType = jsNative
    let [<Global>] SVGLineElement: SVGLineElementType = jsNative
    let [<Global>] SVGLinearGradientElement: SVGLinearGradientElementType = jsNative
    let [<Global>] SVGMarkerElement: SVGMarkerElementType = jsNative
    let [<Global>] SVGMaskElement: SVGMaskElementType = jsNative
    let [<Global>] SVGMatrix: SVGMatrixType = jsNative
    let [<Global>] SVGMetadataElement: SVGMetadataElementType = jsNative
    let [<Global>] SVGNumber: SVGNumberType = jsNative
    let [<Global>] SVGNumberList: SVGNumberListType = jsNative
    let [<Global>] SVGPathElement: SVGPathElementType = jsNative
    let [<Global>] SVGPathSeg: SVGPathSegType = jsNative
    let [<Global>] SVGPathSegArcAbs: SVGPathSegArcAbsType = jsNative
    let [<Global>] SVGPathSegArcRel: SVGPathSegArcRelType = jsNative
    let [<Global>] SVGPathSegClosePath: SVGPathSegClosePathType = jsNative
    let [<Global>] SVGPathSegCurvetoCubicAbs: SVGPathSegCurvetoCubicAbsType = jsNative
    let [<Global>] SVGPathSegCurvetoCubicRel: SVGPathSegCurvetoCubicRelType = jsNative
    let [<Global>] SVGPathSegCurvetoCubicSmoothAbs: SVGPathSegCurvetoCubicSmoothAbsType = jsNative
    let [<Global>] SVGPathSegCurvetoCubicSmoothRel: SVGPathSegCurvetoCubicSmoothRelType = jsNative
    let [<Global>] SVGPathSegCurvetoQuadraticAbs: SVGPathSegCurvetoQuadraticAbsType = jsNative
    let [<Global>] SVGPathSegCurvetoQuadraticRel: SVGPathSegCurvetoQuadraticRelType = jsNative
    let [<Global>] SVGPathSegCurvetoQuadraticSmoothAbs: SVGPathSegCurvetoQuadraticSmoothAbsType = jsNative
    let [<Global>] SVGPathSegCurvetoQuadraticSmoothRel: SVGPathSegCurvetoQuadraticSmoothRelType = jsNative
    let [<Global>] SVGPathSegLinetoAbs: SVGPathSegLinetoAbsType = jsNative
    let [<Global>] SVGPathSegLinetoHorizontalAbs: SVGPathSegLinetoHorizontalAbsType = jsNative
    let [<Global>] SVGPathSegLinetoHorizontalRel: SVGPathSegLinetoHorizontalRelType = jsNative
    let [<Global>] SVGPathSegLinetoRel: SVGPathSegLinetoRelType = jsNative
    let [<Global>] SVGPathSegLinetoVerticalAbs: SVGPathSegLinetoVerticalAbsType = jsNative
    let [<Global>] SVGPathSegLinetoVerticalRel: SVGPathSegLinetoVerticalRelType = jsNative
    let [<Global>] SVGPathSegList: SVGPathSegListType = jsNative
    let [<Global>] SVGPathSegMovetoAbs: SVGPathSegMovetoAbsType = jsNative
    let [<Global>] SVGPathSegMovetoRel: SVGPathSegMovetoRelType = jsNative
    let [<Global>] SVGPatternElement: SVGPatternElementType = jsNative
    let [<Global>] SVGPoint: SVGPointType = jsNative
    let [<Global>] SVGPointList: SVGPointListType = jsNative
    let [<Global>] SVGPolygonElement: SVGPolygonElementType = jsNative
    let [<Global>] SVGPolylineElement: SVGPolylineElementType = jsNative
    let [<Global>] SVGPreserveAspectRatio: SVGPreserveAspectRatioType = jsNative
    let [<Global>] SVGRadialGradientElement: SVGRadialGradientElementType = jsNative
    let [<Global>] SVGRect: SVGRectType = jsNative
    let [<Global>] SVGRectElement: SVGRectElementType = jsNative
    let [<Global>] SVGSVGElement: SVGSVGElementType = jsNative
    let [<Global>] SVGScriptElement: SVGScriptElementType = jsNative
    let [<Global>] SVGStopElement: SVGStopElementType = jsNative
    let [<Global>] SVGStringList: SVGStringListType = jsNative
    let [<Global>] SVGStyleElement: SVGStyleElementType = jsNative
    let [<Global>] SVGSwitchElement: SVGSwitchElementType = jsNative
    let [<Global>] SVGSymbolElement: SVGSymbolElementType = jsNative
    let [<Global>] SVGTSpanElement: SVGTSpanElementType = jsNative
    let [<Global>] SVGTextContentElement: SVGTextContentElementType = jsNative
    let [<Global>] SVGTextElement: SVGTextElementType = jsNative
    let [<Global>] SVGTextPathElement: SVGTextPathElementType = jsNative
    let [<Global>] SVGTextPositioningElement: SVGTextPositioningElementType = jsNative
    let [<Global>] SVGTitleElement: SVGTitleElementType = jsNative
    let [<Global>] SVGTransform: SVGTransformType = jsNative
    let [<Global>] SVGTransformList: SVGTransformListType = jsNative
    let [<Global>] SVGUnitTypes: SVGUnitTypes = jsNative
    let [<Global>] SVGUseElement: SVGUseElementType = jsNative
    let [<Global>] SVGViewElement: SVGViewElementType = jsNative
    let [<Global>] SVGZoomAndPan: SVGZoomAndPanType = jsNative
    let [<Global>] SVGZoomEvent: SVGZoomEventType = jsNative
    let [<Global>] Screen: ScreenType = jsNative
    let [<Global>] ScriptNotifyEvent: ScriptNotifyEventType = jsNative
    let [<Global>] ScriptProcessorNode: ScriptProcessorNodeType = jsNative
    let [<Global>] Selection: SelectionType = jsNative
    let [<Global>] SourceBuffer: SourceBufferType = jsNative
    let [<Global>] SourceBufferList: SourceBufferListType = jsNative
    let [<Global>] SpatialListener: SpatialListenerType = jsNative 
    let [<Global>] SpatialPannerNode: SpatialPannerNodeType = jsNative 
    let [<Global>] StereoPannerNode: StereoPannerNodeType = jsNative
    let [<Global>] Storage: StorageType = jsNative
    let [<Global>] StorageEvent: StorageEventType = jsNative
    let [<Global>] StyleMedia: StyleMediaType = jsNative
    let [<Global>] StyleSheet: StyleSheetType = jsNative
    let [<Global>] StyleSheetList: StyleSheetListType = jsNative
    let [<Global>] StyleSheetPageList: StyleSheetPageListType = jsNative
    let [<Global>] SubtleCrypto: SubtleCryptoType = jsNative
    let [<Global>] Text: TextType = jsNative
    let [<Global>] TextEvent: TextEventType = jsNative
    let [<Global>] TextMetrics: TextMetricsType = jsNative
    let [<Global>] TextRange: TextRangeType = jsNative
    let [<Global>] TextRangeCollection: TextRangeCollectionType = jsNative
    let [<Global>] TextTrack: TextTrackType = jsNative
    let [<Global>] TextTrackCue: TextTrackCueType = jsNative
    let [<Global>] TextTrackCueList: TextTrackCueListType = jsNative
    let [<Global>] TextTrackList: TextTrackListType = jsNative
    let [<Global>] TimeRanges: TimeRangesType = jsNative
    let [<Global>] Touch: TouchType = jsNative
    let [<Global>] TouchEvent: TouchEventType = jsNative
    let [<Global>] TouchList: TouchListType = jsNative
    let [<Global>] TrackEvent: TrackEventType = jsNative
    let [<Global>] TransitionEvent: TransitionEventType = jsNative
    let [<Global>] TreeWalker: TreeWalkerType = jsNative
    let [<Global>] UIEvent: UIEventType = jsNative
    let [<Global>] UnviewableContentIdentifiedEvent: UnviewableContentIdentifiedEventType = jsNative
    let [<Global>] ValidityState: ValidityStateType = jsNative
    let [<Global>] VideoPlaybackQuality: VideoPlaybackQualityType = jsNative
    let [<Global>] VideoTrack: VideoTrackType = jsNative
    let [<Global>] VideoTrackList: VideoTrackListType = jsNative
    let [<Global>] WEBGL_compressed_texture_s3tc: WEBGL_compressed_texture_s3tcType = jsNative
    let [<Global>] WEBGL_debug_renderer_info: WEBGL_debug_renderer_infoType = jsNative
    let [<Global>] WEBGL_depth_texture: WEBGL_depth_textureType = jsNative
    let [<Global>] WaveShaperNode: WaveShaperNodeType = jsNative
    let [<Global>] WebGLActiveInfo: WebGLActiveInfoType = jsNative
    let [<Global>] WebGLBuffer: WebGLBufferType = jsNative
    let [<Global>] WebGLContextEvent: WebGLContextEventType = jsNative
    let [<Global>] WebGLFramebuffer: WebGLFramebufferType = jsNative
    let [<Global>] WebGLObject: WebGLObjectType = jsNative
    let [<Global>] WebGLProgram: WebGLProgramType = jsNative
    let [<Global>] WebGLRenderbuffer: WebGLRenderbufferType = jsNative
    let [<Global>] WebGLRenderingContext: WebGLRenderingContextType = jsNative
    let [<Global>] WebGLShader: WebGLShaderType = jsNative
    let [<Global>] WebGLShaderPrecisionFormat: WebGLShaderPrecisionFormatType = jsNative
    let [<Global>] WebGLTexture: WebGLTextureType = jsNative
    let [<Global>] WebGLUniformLocation: WebGLUniformLocationType = jsNative
    let [<Global>] WebKitCSSMatrix: WebKitCSSMatrixType = jsNative
    let [<Global>] WebKitPoint: WebKitPointType = jsNative
    let [<Global>] WebSocket: WebSocketType = jsNative
    let [<Global>] WheelEvent: WheelEventType = jsNative
    let [<Global>] Window: WindowType = jsNative
    let [<Global>] Worker: WorkerType = jsNative
    let [<Global>] XMLDocument: XMLDocumentType = jsNative
    let [<Global>] XMLHttpRequest: XMLHttpRequestType = jsNative
    let [<Global>] XMLHttpRequestUpload: XMLHttpRequestUploadType = jsNative
    let [<Global>] XMLSerializer: XMLSerializerType = jsNative
    let [<Global>] XPathEvaluator: XPathEvaluatorType = jsNative
    let [<Global>] XPathExpression: XPathExpressionType = jsNative
    let [<Global>] XPathNSResolver: XPathNSResolverType = jsNative
    let [<Global>] XPathResult: XPathResultType = jsNative
    let [<Global>] XSLTProcessor: XSLTProcessorType = jsNative
    let [<Global>] HTMLTemplateElement: HTMLTemplateElementType = jsNative
    let [<Global>] HTMLPictureElement: HTMLPictureElementType = jsNative
    let [<Global>] Audio: AudioType = jsNative
    let [<Global>] Image: ImageType = jsNative
    let [<Global>] Option: OptionType = jsNative
    let [<Global>] animationStartTime: float = jsNative
    let [<Global>] applicationCache: ApplicationCache = jsNative
    let [<Global>] clientInformation: Navigator = jsNative
    let [<Global>] closed: bool = jsNative
    let [<Global>] crypto: Crypto = jsNative
    let [<Global>] defaultStatus: string = jsNative
    let [<Global>] devicePixelRatio: float = jsNative
    let [<Global>] doNotTrack: string = jsNative
    let [<Global>] document: Document = jsNative
    let [<Global>] ``event``: Event = jsNative
    let [<Global>] ``external``: External = jsNative
    let [<Global>] frameElement: Element = jsNative
    let [<Global>] frames: Window = jsNative
    let [<Global>] history: History = jsNative
    let [<Global>] innerHeight: float = jsNative
    let [<Global>] innerWidth: float = jsNative
    let [<Global>] length: float = jsNative
    let [<Global>] location: Location = jsNative
    let [<Global>] locationbar: BarProp = jsNative
    let [<Global>] menubar: BarProp = jsNative
    let [<Global>] msAnimationStartTime: float = jsNative
    let [<Global>] name: string = jsNative
    let [<Global>] navigator: Navigator = jsNative
    let [<Global>] offscreenBuffering: U2<string, bool> = jsNative
    let [<Global>] mutable onabort: (Event -> obj) = jsNative
    let [<Global>] mutable onafterprint: (Event -> obj) = jsNative
    let [<Global>] mutable onbeforeprint: (Event -> obj) = jsNative
    let [<Global>] mutable onbeforeunload: (BeforeUnloadEvent -> obj) = jsNative
    let [<Global>] mutable onblur: (FocusEvent -> obj) = jsNative
    let [<Global>] mutable oncanplay: (Event -> obj) = jsNative
    let [<Global>] mutable oncanplaythrough: (Event -> obj) = jsNative
    let [<Global>] mutable onchange: (Event -> obj) = jsNative
    let [<Global>] mutable onclick: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable oncompassneedscalibration: (Event -> obj) = jsNative
    let [<Global>] mutable oncontextmenu: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable ondblclick: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable ondevicemotion: (DeviceMotionEvent -> obj) = jsNative
    let [<Global>] mutable ondeviceorientation: (DeviceOrientationEvent -> obj) = jsNative
    let [<Global>] mutable ondrag: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondragend: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondragenter: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondragleave: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondragover: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondragstart: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondrop: (DragEvent -> obj) = jsNative
    let [<Global>] mutable ondurationchange: (Event -> obj) = jsNative
    let [<Global>] mutable onemptied: (Event -> obj) = jsNative
    let [<Global>] mutable onended: (Event -> obj) = jsNative
    let [<Global>] mutable onerror: ErrorEventHandler = jsNative
    let [<Global>] mutable onfocus: (FocusEvent -> obj) = jsNative
    let [<Global>] mutable onhashchange: (HashChangeEvent -> obj) = jsNative
    let [<Global>] mutable oninput: (Event -> obj) = jsNative
    let [<Global>] mutable onkeydown: (KeyboardEvent -> obj) = jsNative
    let [<Global>] mutable onkeypress: (KeyboardEvent -> obj) = jsNative
    let [<Global>] mutable onkeyup: (KeyboardEvent -> obj) = jsNative
    let [<Global>] mutable onload: (Event -> obj) = jsNative
    let [<Global>] mutable onloadeddata: (Event -> obj) = jsNative
    let [<Global>] mutable onloadedmetadata: (Event -> obj) = jsNative
    let [<Global>] mutable onloadstart: (Event -> obj) = jsNative
    let [<Global>] mutable onmessage: (MessageEvent -> obj) = jsNative
    let [<Global>] mutable onmousedown: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmouseenter: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmouseleave: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmousemove: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmouseout: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmouseover: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmouseup: (MouseEvent -> obj) = jsNative
    let [<Global>] mutable onmousewheel: (MouseWheelEvent -> obj) = jsNative
    let [<Global>] mutable onmsgesturechange: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmsgesturedoubletap: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmsgestureend: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmsgesturehold: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmsgesturestart: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmsgesturetap: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmsinertiastart: (MSGestureEvent -> obj) = jsNative
    let [<Global>] mutable onmspointercancel: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointerdown: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointerenter: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointerleave: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointermove: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointerout: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointerover: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onmspointerup: (MSPointerEvent -> obj) = jsNative
    let [<Global>] mutable onoffline: (Event -> obj) = jsNative
    let [<Global>] mutable ononline: (Event -> obj) = jsNative
    let [<Global>] mutable onorientationchange: (Event -> obj) = jsNative
    let [<Global>] mutable onpagehide: (PageTransitionEvent -> obj) = jsNative
    let [<Global>] mutable onpageshow: (PageTransitionEvent -> obj) = jsNative
    let [<Global>] mutable onpause: (Event -> obj) = jsNative
    let [<Global>] mutable onplay: (Event -> obj) = jsNative
    let [<Global>] mutable onplaying: (Event -> obj) = jsNative
    let [<Global>] mutable onpopstate: (PopStateEvent -> obj) = jsNative
    let [<Global>] mutable onprogress: (ProgressEvent -> obj) = jsNative
    let [<Global>] mutable onratechange: (Event -> obj) = jsNative
    let [<Global>] mutable onreadystatechange: (ProgressEvent -> obj) = jsNative
    let [<Global>] mutable onreset: (Event -> obj) = jsNative
    let [<Global>] mutable onresize: (UIEvent -> obj) = jsNative
    let [<Global>] mutable onscroll: (UIEvent -> obj) = jsNative
    let [<Global>] mutable onseeked: (Event -> obj) = jsNative
    let [<Global>] mutable onseeking: (Event -> obj) = jsNative
    let [<Global>] mutable onselect: (UIEvent -> obj) = jsNative
    let [<Global>] mutable onstalled: (Event -> obj) = jsNative
    let [<Global>] mutable onstorage: (StorageEvent -> obj) = jsNative
    let [<Global>] mutable onsubmit: (Event -> obj) = jsNative
    let [<Global>] mutable onsuspend: (Event -> obj) = jsNative
    let [<Global>] mutable ontimeupdate: (Event -> obj) = jsNative
    let [<Global>] mutable ontouchcancel: obj = jsNative
    let [<Global>] mutable ontouchend: obj = jsNative
    let [<Global>] mutable ontouchmove: obj = jsNative
    let [<Global>] mutable ontouchstart: obj = jsNative
    let [<Global>] mutable onunload: (Event -> obj) = jsNative
    let [<Global>] mutable onvolumechange: (Event -> obj) = jsNative
    let [<Global>] mutable onwaiting: (Event -> obj) = jsNative
    let [<Global>] opener: Window = jsNative
    let [<Global>] orientation: U2<string, float> = jsNative
    let [<Global>] outerHeight: float = jsNative
    let [<Global>] outerWidth: float = jsNative
    let [<Global>] pageXOffset: float = jsNative
    let [<Global>] pageYOffset: float = jsNative
    let [<Global>] parent: Window = jsNative
    let [<Global>] performance: Performance = jsNative
    let [<Global>] personalbar: BarProp = jsNative
    let [<Global>] screen: Screen = jsNative
    let [<Global>] screenLeft: float = jsNative
    let [<Global>] screenTop: float = jsNative
    let [<Global>] screenX: float = jsNative
    let [<Global>] screenY: float = jsNative
    let [<Global>] scrollX: float = jsNative
    let [<Global>] scrollY: float = jsNative
    let [<Global>] scrollbars: BarProp = jsNative
    let [<Global>] self: Window = jsNative
    let [<Global>] status: string = jsNative
    let [<Global>] statusbar: BarProp = jsNative
    let [<Global>] styleMedia: StyleMedia = jsNative
    let [<Global>] toolbar: BarProp = jsNative
    let [<Global>] top: Window = jsNative
    let [<Global>] window: Window = jsNative
    let [<Global>] URL: URLType = jsNative
    let [<Global>] URLSearchParams: URLSearchParamsType = jsNative
    let [<Global>] sessionStorage: Storage = jsNative
    let [<Global>] localStorage: Storage = jsNative
    let [<Global>] console: Console = jsNative
    let [<Global>] mutable onpointercancel: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointerdown: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointerenter: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointerleave: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointermove: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointerout: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointerover: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onpointerup: (PointerEvent -> obj) = jsNative
    let [<Global>] mutable onwheel: (WheelEvent -> obj) = jsNative
    let [<Global>] indexedDB: IDBFactory = jsNative
    let [<Global>] msIndexedDB: IDBFactory = jsNative
    let [<Global>] Headers: Headers = jsNative
    let [<Global>] Response: Response = jsNative
    let [<Global>] Request: Request = jsNative
    let [<Global>] caches: CacheStorage = jsNative
//    let [<Global>] clients: Clients = jsNative
    let [<Global>] onactivate: (ExtendableEvent -> obj option) = jsNative
    let [<Global>] onfetch: (FetchEvent -> obj option) = jsNative
    let [<Global>] oninstall: (ExtendableEvent -> obj option) = jsNative
    let [<Global>] onnotificationclick: (NotificationEvent -> obj option) = jsNative
    let [<Global>] onnotificationclose: (NotificationEvent -> obj option) = jsNative
    let [<Global>] onpush: (PushEvent -> obj option) = jsNative
    let [<Global>] onpushsubscriptionchange: (unit -> obj option) = jsNative
    let [<Global>] onsync: (SyncEvent -> obj option) = jsNative
    let [<Global>] registration: ServiceWorkerRegistration = jsNative
    


    [<Global>]
    module Intl =
        type [<AllowNullLiteral>] CollatorOptions =
            abstract usage: string option with get, set
            abstract localeMatcher: string option with get, set
            abstract numeric: bool option with get, set
            abstract caseFirst: string option with get, set
            abstract sensitivity: string option with get, set
            abstract ignorePunctuation: bool option with get, set

        and [<AllowNullLiteral>] ResolvedCollatorOptions =
            abstract locale: string with get, set
            abstract usage: string with get, set
            abstract sensitivity: string with get, set
            abstract ignorePunctuation: bool with get, set
            abstract collation: string with get, set
            abstract caseFirst: string with get, set
            abstract numeric: bool with get, set

        and [<AllowNullLiteral>] Collator =
            abstract compare: x: string * y: string -> float
            abstract resolvedOptions: unit -> ResolvedCollatorOptions

        and [<AllowNullLiteral>] CollatorType =
            [<Emit("new $0($1...)")>] abstract Create: ?locales: ResizeArray<string> * ?options: CollatorOptions -> Collator
            [<Emit("new $0($1...)")>] abstract Create: ?locale: string * ?options: CollatorOptions -> Collator
            [<Emit("$0($1...)")>] abstract Invoke: ?locales: ResizeArray<string> * ?options: CollatorOptions -> Collator
            [<Emit("$0($1...)")>] abstract Invoke: ?locale: string * ?options: CollatorOptions -> Collator
            abstract supportedLocalesOf: locales: ResizeArray<string> * ?options: CollatorOptions -> ResizeArray<string>
            abstract supportedLocalesOf: locale: string * ?options: CollatorOptions -> ResizeArray<string>

        and [<AllowNullLiteral>] NumberFormatOptions =
            abstract localeMatcher: string option with get, set
            abstract style: string option with get, set
            abstract currency: string option with get, set
            abstract currencyDisplay: string option with get, set
            abstract useGrouping: bool option with get, set
            abstract minimumIntegerDigits: float option with get, set
            abstract minimumFractionDigits: float option with get, set
            abstract maximumFractionDigits: float option with get, set
            abstract minimumSignificantDigits: float option with get, set
            abstract maximumSignificantDigits: float option with get, set

        and [<AllowNullLiteral>] ResolvedNumberFormatOptions =
            abstract locale: string with get, set
            abstract numberingSystem: string with get, set
            abstract style: string with get, set
            abstract currency: string option with get, set
            abstract currencyDisplay: string option with get, set
            abstract minimumIntegerDigits: float with get, set
            abstract minimumFractionDigits: float with get, set
            abstract maximumFractionDigits: float with get, set
            abstract minimumSignificantDigits: float option with get, set
            abstract maximumSignificantDigits: float option with get, set
            abstract useGrouping: bool with get, set

        and [<AllowNullLiteral>] NumberFormat =
            abstract format: value: float -> string
            abstract resolvedOptions: unit -> ResolvedNumberFormatOptions

        and [<AllowNullLiteral>] NumberFormatType =
            [<Emit("new $0($1...)")>] abstract Create: ?locales: ResizeArray<string> * ?options: NumberFormatOptions -> NumberFormat
            [<Emit("new $0($1...)")>] abstract Create: ?locale: string * ?options: NumberFormatOptions -> NumberFormat
            [<Emit("$0($1...)")>] abstract Invoke: ?locales: ResizeArray<string> * ?options: NumberFormatOptions -> NumberFormat
            [<Emit("$0($1...)")>] abstract Invoke: ?locale: string * ?options: NumberFormatOptions -> NumberFormat
            abstract supportedLocalesOf: locales: ResizeArray<string> * ?options: NumberFormatOptions -> ResizeArray<string>
            abstract supportedLocalesOf: locale: string * ?options: NumberFormatOptions -> ResizeArray<string>

        and [<AllowNullLiteral>] DateTimeFormatOptions =
            abstract localeMatcher: string option with get, set
            abstract weekday: string option with get, set
            abstract era: string option with get, set
            abstract year: string option with get, set
            abstract month: string option with get, set
            abstract day: string option with get, set
            abstract hour: string option with get, set
            abstract minute: string option with get, set
            abstract second: string option with get, set
            abstract timeZoneName: string option with get, set
            abstract formatMatcher: string option with get, set
            abstract hour12: bool option with get, set
            abstract timeZone: string option with get, set

        and [<AllowNullLiteral>] ResolvedDateTimeFormatOptions =
            abstract locale: string with get, set
            abstract calendar: string with get, set
            abstract numberingSystem: string with get, set
            abstract timeZone: string with get, set
            abstract hour12: bool option with get, set
            abstract weekday: string option with get, set
            abstract era: string option with get, set
            abstract year: string option with get, set
            abstract month: string option with get, set
            abstract day: string option with get, set
            abstract hour: string option with get, set
            abstract minute: string option with get, set
            abstract second: string option with get, set
            abstract timeZoneName: string option with get, set

        and [<AllowNullLiteral>] DateTimeFormat =
            abstract format: ?date: U2<DateTime, float> -> string
            abstract resolvedOptions: unit -> ResolvedDateTimeFormatOptions

        and [<AllowNullLiteral>] DateTimeFormatType =
            [<Emit("new $0($1...)")>] abstract Create: ?locales: ResizeArray<string> * ?options: DateTimeFormatOptions -> DateTimeFormat
            [<Emit("new $0($1...)")>] abstract Create: ?locale: string * ?options: DateTimeFormatOptions -> DateTimeFormat
            [<Emit("$0($1...)")>] abstract Invoke: ?locales: ResizeArray<string> * ?options: DateTimeFormatOptions -> DateTimeFormat
            [<Emit("$0($1...)")>] abstract Invoke: ?locale: string * ?options: DateTimeFormatOptions -> DateTimeFormat
            abstract supportedLocalesOf: locales: ResizeArray<string> * ?options: DateTimeFormatOptions -> ResizeArray<string>
            abstract supportedLocalesOf: locale: string * ?options: DateTimeFormatOptions -> ResizeArray<string>

        let Collator: CollatorType = jsNative
        let NumberFormat: NumberFormatType = jsNative
        let DateTimeFormat: DateTimeFormatType = jsNative


    // TODO
    // [<AutoOpen>]
    // module Extensions =
    //     type [<AllowNullLiteral>] String =
    //         abstract localeCompare: that: string * locales: ResizeArray<string> * ?options: Intl.CollatorOptions -> float
    //         abstract localeCompare: that: string * locale: string * ?options: Intl.CollatorOptions -> float

    //     and [<AllowNullLiteral>] Number =
    //         abstract toLocaleString: ?locales: ResizeArray<string> * ?options: Intl.NumberFormatOptions -> string
    //         abstract toLocaleString: ?locale: string * ?options: Intl.NumberFormatOptions -> string

    //     and [<AllowNullLiteral>] Date =
    //         abstract toLocaleString: ?locales: ResizeArray<string> * ?options: Intl.DateTimeFormatOptions -> string
    //         abstract toLocaleDateString: ?locales: ResizeArray<string> * ?options: Intl.DateTimeFormatOptions -> string
    //         abstract toLocaleTimeString: ?locale: ResizeArray<string> * ?options: Intl.DateTimeFormatOptions -> string
    //         abstract toLocaleString: ?locale: string * ?options: Intl.DateTimeFormatOptions -> string
    //         abstract toLocaleDateString: ?locale: string * ?options: Intl.DateTimeFormatOptions -> string
    //         abstract toLocaleTimeString: ?locale: string * ?options: Intl.DateTimeFormatOptions -> string