mootools-core.js

/*
---

name: Core

description: The heart of MooTools.

license: MIT-style license.

copyright: Copyright (c) 2006-2010 [Valerio Proietti](http://mad4milk.net/).

authors: The MooTools production team (http://mootools.net/developers/)

inspiration:
  - Class implementation inspired by [Base.js](http://dean.edwards.name/weblog/2006/03/base/) Copyright (c) 2006 Dean Edwards, [GNU Lesser General Public License](http://opensource.org/licenses/lgpl-license.php)
  - Some functionality inspired by [Prototype.js](http://prototypejs.org) Copyright (c) 2005-2007 Sam Stephenson, [MIT License](http://opensource.org/licenses/mit-license.php)

provides: [Core, MooTools, Type, typeOf, instanceOf, Native]

...
*/

(function(){

this.MooTools = {
	version: '1.3.3dev',
	build: 'a1bec0f00e10a8cd4b457a4108c061c0c83b63e2'
};

// typeOf, instanceOf

var typeOf = this.typeOf = function(item){
	if (item == null) return 'null';
	if (item.$family) return item.$family();

	if (item.nodeName){
		if (item.nodeType == 1) return 'element';
		if (item.nodeType == 3) return (/\S/).test(item.nodeValue) ? 'textnode' : 'whitespace';
	} else if (typeof item.length == 'number'){
		if (item.callee) return 'arguments';
		if ('item' in item) return 'collection';
	}

	return typeof item;
};

var instanceOf = this.instanceOf = function(item, object){
	if (item == null) return false;
	var constructor = item.$constructor || item.constructor;
	while (constructor){
		if (constructor === object) return true;
		constructor = constructor.parent;
	}
	return item instanceof object;
};

// Function overloading

var Function = this.Function;

var enumerables = true;
for (var i in {toString: 1}) enumerables = null;
if (enumerables) enumerables = ['hasOwnProperty', 'valueOf', 'isPrototypeOf', 'propertyIsEnumerable', 'toLocaleString', 'toString', 'constructor'];

Function.prototype.overloadSetter = function(usePlural){
	var self = this;
	return function(a, b){
		if (a == null) return this;
		if (usePlural || typeof a != 'string'){
			for (var k in a) self.call(this, k, a[k]);
			if (enumerables) for (var i = enumerables.length; i--;){
				k = enumerables[i];
				if (a.hasOwnProperty(k)) self.call(this, k, a[k]);
			}
		} else {
			self.call(this, a, b);
		}
		return this;
	};
};

Function.prototype.overloadGetter = function(usePlural){
	var self = this;
	return function(a){
		var args, result;
		if (usePlural || typeof a != 'string') args = a;
		else if (arguments.length > 1) args = arguments;
		if (args){
			result = {};
			for (var i = 0; i < args.length; i++) result[args[i]] = self.call(this, args[i]);
		} else {
			result = self.call(this, a);
		}
		return result;
	};
};

Function.prototype.extend = function(key, value){
	this[key] = value;
}.overloadSetter();

Function.prototype.implement = function(key, value){
	this.prototype[key] = value;
}.overloadSetter();

// From

var slice = Array.prototype.slice;

Function.from = function(item){
	return (typeOf(item) == 'function') ? item : function(){
		return item;
	};
};

Array.from = function(item){
	if (item == null) return [];
	return (Type.isEnumerable(item) && typeof item != 'string') ? (typeOf(item) == 'array') ? item : slice.call(item) : [item];
};

Number.from = function(item){
	var number = parseFloat(item);
	return isFinite(number) ? number : null;
};

String.from = function(item){
	return item + '';
};

// hide, protect

Function.implement({

	hide: function(){
		this.$hidden = true;
		return this;
	},

	protect: function(){
		this.$protected = true;
		return this;
	}

});

// Type

var Type = this.Type = function(name, object){
	if (name){
		var lower = name.toLowerCase();
		var typeCheck = function(item){
			return (typeOf(item) == lower);
		};

		Type['is' + name] = typeCheck;
		if (object != null){
			object.prototype.$family = (function(){
				return lower;
			}).hide();
			
		}
	}

	if (object == null) return null;

	object.extend(this);
	object.$constructor = Type;
	object.prototype.$constructor = object;

	return object;
};

var toString = Object.prototype.toString;

Type.isEnumerable = function(item){
	return (item != null && typeof item.length == 'number' && toString.call(item) != '[object Function]' );
};

var hooks = {};

var hooksOf = function(object){
	var type = typeOf(object.prototype);
	return hooks[type] || (hooks[type] = []);
};

var implement = function(name, method){
	if (method && method.$hidden) return;

	var hooks = hooksOf(this);

	for (var i = 0; i < hooks.length; i++){
		var hook = hooks[i];
		if (typeOf(hook) == 'type') implement.call(hook, name, method);
		else hook.call(this, name, method);
	}
	
	var previous = this.prototype[name];
	if (previous == null || !previous.$protected) this.prototype[name] = method;

	if (this[name] == null && typeOf(method) == 'function') extend.call(this, name, function(item){
		return method.apply(item, slice.call(arguments, 1));
	});
};

var extend = function(name, method){
	if (method && method.$hidden) return;
	var previous = this[name];
	if (previous == null || !previous.$protected) this[name] = method;
};

Type.implement({

	implement: implement.overloadSetter(),

	extend: extend.overloadSetter(),

	alias: function(name, existing){
		implement.call(this, name, this.prototype[existing]);
	}.overloadSetter(),

	mirror: function(hook){
		hooksOf(this).push(hook);
		return this;
	}

});

new Type('Type', Type);

// Default Types

var force = function(name, object, methods){
	var isType = (object != Object),
		prototype = object.prototype;

	if (isType) object = new Type(name, object);

	for (var i = 0, l = methods.length; i < l; i++){
		var key = methods[i],
			generic = object[key],
			proto = prototype[key];

		if (generic) generic.protect();

		if (isType && proto){
			delete prototype[key];
			prototype[key] = proto.protect();
		}
	}

	if (isType) object.implement(prototype);

	return force;
};

force('String', String, [
	'charAt', 'charCodeAt', 'concat', 'indexOf', 'lastIndexOf', 'match', 'quote', 'replace', 'search',
	'slice', 'split', 'substr', 'substring', 'toLowerCase', 'toUpperCase'
])('Array', Array, [
	'pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift', 'concat', 'join', 'slice',
	'indexOf', 'lastIndexOf', 'filter', 'forEach', 'every', 'map', 'some', 'reduce', 'reduceRight'
])('Number', Number, [
	'toExponential', 'toFixed', 'toLocaleString', 'toPrecision'
])('Function', Function, [
	'apply', 'call', 'bind'
])('RegExp', RegExp, [
	'exec', 'test'
])('Object', Object, [
	'create', 'defineProperty', 'defineProperties', 'keys',
	'getPrototypeOf', 'getOwnPropertyDescriptor', 'getOwnPropertyNames',
	'preventExtensions', 'isExtensible', 'seal', 'isSealed', 'freeze', 'isFrozen'
])('Date', Date, ['now']);

Object.extend = extend.overloadSetter();

Date.extend('now', function(){
	return +(new Date);
});

new Type('Boolean', Boolean);

// fixes NaN returning as Number

Number.prototype.$family = function(){
	return isFinite(this) ? 'number' : 'null';
}.hide();

// Number.random

Number.extend('random', function(min, max){
	return Math.floor(Math.random() * (max - min + 1) + min);
});

// forEach, each

var hasOwnProperty = Object.prototype.hasOwnProperty;
Object.extend('forEach', function(object, fn, bind){
	for (var key in object){
		if (hasOwnProperty.call(object, key)) fn.call(bind, object[key], key, object);
	}
});

Object.each = Object.forEach;

Array.implement({

	forEach: function(fn, bind){
		for (var i = 0, l = this.length; i < l; i++){
			if (i in this) fn.call(bind, this[i], i, this);
		}
	},

	each: function(fn, bind){
		Array.forEach(this, fn, bind);
		return this;
	}

});

// Array & Object cloning, Object merging and appending

var cloneOf = function(item){
	switch (typeOf(item)){
		case 'array': return item.clone();
		case 'object': return Object.clone(item);
		default: return item;
	}
};

Array.implement('clone', function(){
	var i = this.length, clone = new Array(i);
	while (i--) clone[i] = cloneOf(this[i]);
	return clone;
});

var mergeOne = function(source, key, current){
	switch (typeOf(current)){
		case 'object':
			if (typeOf(source[key]) == 'object') Object.merge(source[key], current);
			else source[key] = Object.clone(current);
		break;
		case 'array': source[key] = current.clone(); break;
		default: source[key] = current;
	}
	return source;
};

Object.extend({

	merge: function(source, k, v){
		if (typeOf(k) == 'string') return mergeOne(source, k, v);
		for (var i = 1, l = arguments.length; i < l; i++){
			var object = arguments[i];
			for (var key in object) mergeOne(source, key, object[key]);
		}
		return source;
	},

	clone: function(object){
		var clone = {};
		for (var key in object) clone[key] = cloneOf(object[key]);
		return clone;
	},

	append: function(original){
		for (var i = 1, l = arguments.length; i < l; i++){
			var extended = arguments[i] || {};
			for (var key in extended) original[key] = extended[key];
		}
		return original;
	}

});

// Object-less types

['Object', 'WhiteSpace', 'TextNode', 'Collection', 'Arguments'].each(function(name){
	new Type(name);
});

// Unique ID

var UID = Date.now();

String.extend('uniqueID', function(){
	return (UID++).toString(36);
});



})();


/*
---

name: Array

description: Contains Array Prototypes like each, contains, and erase.

license: MIT-style license.

requires: Type

provides: Array

...
*/

Array.implement({

	/*<!ES5>*/
	every: function(fn, bind){
		for (var i = 0, l = this.length; i < l; i++){
			if ((i in this) && !fn.call(bind, this[i], i, this)) return false;
		}
		return true;
	},

	filter: function(fn, bind){
		var results = [];
		for (var i = 0, l = this.length; i < l; i++){
			if ((i in this) && fn.call(bind, this[i], i, this)) results.push(this[i]);
		}
		return results;
	},

	indexOf: function(item, from){
		var len = this.length;
		for (var i = (from < 0) ? Math.max(0, len + from) : from || 0; i < len; i++){
			if (this[i] === item) return i;
		}
		return -1;
	},

	map: function(fn, bind){
		var results = [];
		for (var i = 0, l = this.length; i < l; i++){
			if (i in this) results[i] = fn.call(bind, this[i], i, this);
		}
		return results;
	},

	some: function(fn, bind){
		for (var i = 0, l = this.length; i < l; i++){
			if ((i in this) && fn.call(bind, this[i], i, this)) return true;
		}
		return false;
	},
	/*</!ES5>*/

	clean: function(){
		return this.filter(function(item){
			return item != null;
		});
	},

	invoke: function(methodName){
		var args = Array.slice(arguments, 1);
		return this.map(function(item){
			return item[methodName].apply(item, args);
		});
	},

	associate: function(keys){
		var obj = {}, length = Math.min(this.length, keys.length);
		for (var i = 0; i < length; i++) obj[keys[i]] = this[i];
		return obj;
	},

	link: function(object){
		var result = {};
		for (var i = 0, l = this.length; i < l; i++){
			for (var key in object){
				if (object[key](this[i])){
					result[key] = this[i];
					delete object[key];
					break;
				}
			}
		}
		return result;
	},

	contains: function(item, from){
		return this.indexOf(item, from) != -1;
	},

	append: function(array){
		this.push.apply(this, array);
		return this;
	},

	getLast: function(){
		return (this.length) ? this[this.length - 1] : null;
	},

	getRandom: function(){
		return (this.length) ? this[Number.random(0, this.length - 1)] : null;
	},

	include: function(item){
		if (!this.contains(item)) this.push(item);
		return this;
	},

	combine: function(array){
		for (var i = 0, l = array.length; i < l; i++) this.include(array[i]);
		return this;
	},

	erase: function(item){
		for (var i = this.length; i--;){
			if (this[i] === item) this.splice(i, 1);
		}
		return this;
	},

	empty: function(){
		this.length = 0;
		return this;
	},

	flatten: function(){
		var array = [];
		for (var i = 0, l = this.length; i < l; i++){
			var type = typeOf(this[i]);
			if (type == 'null') continue;
			array = array.concat((type == 'array' || type == 'collection' || type == 'arguments' || instanceOf(this[i], Array)) ? Array.flatten(this[i]) : this[i]);
		}
		return array;
	},

	pick: function(){
		for (var i = 0, l = this.length; i < l; i++){
			if (this[i] != null) return this[i];
		}
		return null;
	},

	hexToRgb: function(array){
		if (this.length != 3) return null;
		var rgb = this.map(function(value){
			if (value.length == 1) value += value;
			return value.toInt(16);
		});
		return (array) ? rgb : 'rgb(' + rgb + ')';
	},

	rgbToHex: function(array){
		if (this.length < 3) return null;
		if (this.length == 4 && this[3] == 0 && !array) return 'transparent';
		var hex = [];
		for (var i = 0; i < 3; i++){
			var bit = (this[i] - 0).toString(16);
			hex.push((bit.length == 1) ? '0' + bit : bit);
		}
		return (array) ? hex : '#' + hex.join('');
	}

});




/*
---

name: String

description: Contains String Prototypes like camelCase, capitalize, test, and toInt.

license: MIT-style license.

requires: Type

provides: String

...
*/

String.implement({

	test: function(regex, params){
		return ((typeOf(regex) == 'regexp') ? regex : new RegExp('' + regex, params)).test(this);
	},

	contains: function(string, separator){
		return (separator) ? (separator + this + separator).indexOf(separator + string + separator) > -1 : this.indexOf(string) > -1;
	},

	trim: function(){
		return this.replace(/^\s+|\s+$/g, '');
	},

	clean: function(){
		return this.replace(/\s+/g, ' ').trim();
	},

	camelCase: function(){
		return this.replace(/-\D/g, function(match){
			return match.charAt(1).toUpperCase();
		});
	},

	hyphenate: function(){
		return this.replace(/[A-Z]/g, function(match){
			return ('-' + match.charAt(0).toLowerCase());
		});
	},

	capitalize: function(){
		return this.replace(/\b[a-z]/g, function(match){
			return match.toUpperCase();
		});
	},

	escapeRegExp: function(){
		return this.replace(/([-.*+?^${}()|[\]\/\\])/g, '\\$1');
	},

	toInt: function(base){
		return parseInt(this, base || 10);
	},

	toFloat: function(){
		return parseFloat(this);
	},

	hexToRgb: function(array){
		var hex = this.match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);
		return (hex) ? hex.slice(1).hexToRgb(array) : null;
	},

	rgbToHex: function(array){
		var rgb = this.match(/\d{1,3}/g);
		return (rgb) ? rgb.rgbToHex(array) : null;
	},

	substitute: function(object, regexp){
		return this.replace(regexp || (/\\?\{([^{}]+)\}/g), function(match, name){
			if (match.charAt(0) == '\\') return match.slice(1);
			return (object[name] != null) ? object[name] : '';
		});
	}

});


/*
---

name: Function

description: Contains Function Prototypes like create, bind, pass, and delay.

license: MIT-style license.

requires: Type

provides: Function

...
*/

Function.extend({

	attempt: function(){
		for (var i = 0, l = arguments.length; i < l; i++){
			try {
				return arguments[i]();
			} catch (e){}
		}
		return null;
	}

});

Function.implement({

	attempt: function(args, bind){
		try {
			return this.apply(bind, Array.from(args));
		} catch (e){}
		
		return null;
	},

	/*<!ES5>*/
	bind: function(bind){
		var self = this,
			args = (arguments.length > 1) ? Array.slice(arguments, 1) : null;
		
		return function(){
			if (!args && !arguments.length) return self.call(bind);
			if (args && arguments.length) return self.apply(bind, args.concat(Array.from(arguments)));
			return self.apply(bind, args || arguments);
		};
	},
	/*</!ES5>*/

	pass: function(args, bind){
		var self = this;
		if (args != null) args = Array.from(args);
		return function(){
			return self.apply(bind, args || arguments);
		};
	},

	delay: function(delay, bind, args){
		return setTimeout(this.pass((args == null ? [] : args), bind), delay);
	},

	periodical: function(periodical, bind, args){
		return setInterval(this.pass((args == null ? [] : args), bind), periodical);
	}

});




/*
---

name: Number

description: Contains Number Prototypes like limit, round, times, and ceil.

license: MIT-style license.

requires: Type

provides: Number

...
*/

Number.implement({

	limit: function(min, max){
		return Math.min(max, Math.max(min, this));
	},

	round: function(precision){
		precision = Math.pow(10, precision || 0).toFixed(precision < 0 ? -precision : 0);
		return Math.round(this * precision) / precision;
	},

	times: function(fn, bind){
		for (var i = 0; i < this; i++) fn.call(bind, i, this);
	},

	toFloat: function(){
		return parseFloat(this);
	},

	toInt: function(base){
		return parseInt(this, base || 10);
	}

});

Number.alias('each', 'times');

(function(math){
	var methods = {};
	math.each(function(name){
		if (!Number[name]) methods[name] = function(){
			return Math[name].apply(null, [this].concat(Array.from(arguments)));
		};
	});
	Number.implement(methods);
})(['abs', 'acos', 'asin', 'atan', 'atan2', 'ceil', 'cos', 'exp', 'floor', 'log', 'max', 'min', 'pow', 'sin', 'sqrt', 'tan']);


/*
---

name: Class

description: Contains the Class Function for easily creating, extending, and implementing reusable Classes.

license: MIT-style license.

requires: [Array, String, Function, Number]

provides: Class

...
*/

(function(){

var Class = this.Class = new Type('Class', function(params){
	if (instanceOf(params, Function)) params = {initialize: params};

	var newClass = function(){
		reset(this);
		if (newClass.$prototyping) return this;
		this.$caller = null;
		var value = (this.initialize) ? this.initialize.apply(this, arguments) : this;
		this.$caller = this.caller = null;
		return value;
	}.extend(this).implement(params);

	newClass.$constructor = Class;
	newClass.prototype.$constructor = newClass;
	newClass.prototype.parent = parent;

	return newClass;
});

var parent = function(){
	if (!this.$caller) throw new Error('The method "parent" cannot be called.');
	var name = this.$caller.$name,
		parent = this.$caller.$owner.parent,
		previous = (parent) ? parent.prototype[name] : null;
	if (!previous) throw new Error('The method "' + name + '" has no parent.');
	return previous.apply(this, arguments);
};

var reset = function(object){
	for (var key in object){
		var value = object[key];
		switch (typeOf(value)){
			case 'object':
				var F = function(){};
				F.prototype = value;
				object[key] = reset(new F);
			break;
			case 'array': object[key] = value.clone(); break;
		}
	}
	return object;
};

var wrap = function(self, key, method){
	if (method.$origin) method = method.$origin;
	var wrapper = function(){
		if (method.$protected && this.$caller == null) throw new Error('The method "' + key + '" cannot be called.');
		var caller = this.caller, current = this.$caller;
		this.caller = current; this.$caller = wrapper;
		var result = method.apply(this, arguments);
		this.$caller = current; this.caller = caller;
		return result;
	}.extend({$owner: self, $origin: method, $name: key});
	return wrapper;
};

var implement = function(key, value, retain){
	if (Class.Mutators.hasOwnProperty(key)){
		value = Class.Mutators[key].call(this, value);
		if (value == null) return this;
	}

	if (typeOf(value) == 'function'){
		if (value.$hidden) return this;
		this.prototype[key] = (retain) ? value : wrap(this, key, value);
	} else {
		Object.merge(this.prototype, key, value);
	}

	return this;
};

var getInstance = function(klass){
	klass.$prototyping = true;
	var proto = new klass;
	delete klass.$prototyping;
	return proto;
};

Class.implement('implement', implement.overloadSetter());

Class.Mutators = {

	Extends: function(parent){
		this.parent = parent;
		this.prototype = getInstance(parent);
	},

	Implements: function(items){
		Array.from(items).each(function(item){
			var instance = new item;
			for (var key in instance) implement.call(this, key, instance[key], true);
		}, this);
	}
};

})();


/*
---

name: Browser

description: The Browser Object. Contains Browser initialization, Window and Document, and the Browser Hash.

license: MIT-style license.

requires: [Array, Function, Number, String]

provides: [Browser, Window, Document]

...
*/

(function(){

var document = this.document;
var window = document.window = this;

var UID = 1;

this.$uid = (window.ActiveXObject) ? function(item){
	return (item.uid || (item.uid = [UID++]))[0];
} : function(item){
	return item.uid || (item.uid = UID++);
};

$uid(window);
$uid(document);

var ua = navigator.userAgent.toLowerCase(),
	platform = navigator.platform.toLowerCase(),
	UA = ua.match(/(opera|ie|firefox|chrome|version)[\s\/:]([\w\d\.]+)?.*?(safari|version[\s\/:]([\w\d\.]+)|$)/) || [null, 'unknown', 0],
	mode = UA[1] == 'ie' && document.documentMode;

var Browser = this.Browser = {

	extend: Function.prototype.extend,

	name: (UA[1] == 'version') ? UA[3] : UA[1],

	version: mode || parseFloat((UA[1] == 'opera' && UA[4]) ? UA[4] : UA[2]),

	Platform: {
		name: ua.match(/ip(?:ad|od|hone)/) ? 'ios' : (ua.match(/(?:webos|android)/) || platform.match(/mac|win|linux/) || ['other'])[0]
	},

	Features: {
		xpath: !!(document.evaluate),
		air: !!(window.runtime),
		query: !!(document.querySelector),
		json: !!(window.JSON)
	},

	Plugins: {}

};

Browser[Browser.name] = true;
Browser[Browser.name + parseInt(Browser.version, 10)] = true;
Browser.Platform[Browser.Platform.name] = true;

// Request

Browser.Request = (function(){

	var XMLHTTP = function(){
		return new XMLHttpRequest();
	};

	var MSXML2 = function(){
		return new ActiveXObject('MSXML2.XMLHTTP');
	};

	var MSXML = function(){
		return new ActiveXObject('Microsoft.XMLHTTP');
	};

	return Function.attempt(function(){
		XMLHTTP();
		return XMLHTTP;
	}, function(){
		MSXML2();
		return MSXML2;
	}, function(){
		MSXML();
		return MSXML;
	});

})();

Browser.Features.xhr = !!(Browser.Request);

// Flash detection

var version = (Function.attempt(function(){
	return navigator.plugins['Shockwave Flash'].description;
}, function(){
	return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');
}) || '0 r0').match(/\d+/g);

Browser.Plugins.Flash = {
	version: Number(version[0] || '0.' + version[1]) || 0,
	build: Number(version[2]) || 0
};

// String scripts

Browser.exec = function(text){
	if (!text) return text;
	if (window.execScript){
		window.execScript(text);
	} else {
		var script = document.createElement('script');
		script.setAttribute('type', 'text/javascript');
		script.text = text;
		document.head.appendChild(script);
		document.head.removeChild(script);
	}
	return text;
};

String.implement('stripScripts', function(exec){
	var scripts = '';
	var text = this.replace(/<script[^>]*>([\s\S]*?)<\/script>/gi, function(all, code){
		scripts += code + '\n';
		return '';
	});
	if (exec === true) Browser.exec(scripts);
	else if (typeOf(exec) == 'function') exec(scripts, text);
	return text;
});

// Window, Document

Browser.extend({
	Document: this.Document,
	Window: this.Window,
	Element: this.Element,
	Event: this.Event
});

this.Window = this.$constructor = new Type('Window', function(){});

this.$family = Function.from('window').hide();

Window.mirror(function(name, method){
	window[name] = method;
});

this.Document = document.$constructor = new Type('Document', function(){});

document.$family = Function.from('document').hide();

Document.mirror(function(name, method){
	document[name] = method;
});

document.html = document.documentElement;
if (!document.head) document.head = document.getElementsByTagName('head')[0];

if (document.execCommand) try {
	document.execCommand("BackgroundImageCache", false, true);
} catch (e){}

/*<ltIE9>*/
if (this.attachEvent && !this.addEventListener){
	var unloadEvent = function(){
		this.detachEvent('onunload', unloadEvent);
		document.head = document.html = document.window = null;
	};
	this.attachEvent('onunload', unloadEvent);
}

// IE fails on collections and <select>.options (refers to <select>)
var arrayFrom = Array.from;
try {
	arrayFrom(document.html.childNodes);
} catch(e){
	Array.from = function(item){
		if (typeof item != 'string' && Type.isEnumerable(item) && typeOf(item) != 'array'){
			var i = item.length, array = new Array(i);
			while (i--) array[i] = item[i];
			return array;
		}
		return arrayFrom(item);
	};

	var prototype = Array.prototype,
		slice = prototype.slice;
	['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift', 'concat', 'join', 'slice'].each(function(name){
		var method = prototype[name];
		Array[name] = function(item){
			return method.apply(Array.from(item), slice.call(arguments, 1));
		};
	});
}
/*</ltIE9>*/



})();


/*
---
name: Slick.Parser
description: Standalone CSS3 Selector parser
provides: Slick.Parser
...
*/

;(function(){

var parsed,
	separatorIndex,
	combinatorIndex,
	reversed,
	cache = {},
	reverseCache = {},
	reUnescape = /\\/g;

var parse = function(expression, isReversed){
	if (expression == null) return null;
	if (expression.Slick === true) return expression;
	expression = ('' + expression).replace(/^\s+|\s+$/g, '');
	reversed = !!isReversed;
	var currentCache = (reversed) ? reverseCache : cache;
	if (currentCache[expression]) return currentCache[expression];
	parsed = {
		Slick: true,
		expressions: [],
		raw: expression,
		reverse: function(){
			return parse(this.raw, true);
		}
	};
	separatorIndex = -1;
	while (expression != (expression = expression.replace(regexp, parser)));
	parsed.length = parsed.expressions.length;
	return currentCache[parsed.raw] = (reversed) ? reverse(parsed) : parsed;
};

var reverseCombinator = function(combinator){
	if (combinator === '!') return ' ';
	else if (combinator === ' ') return '!';
	else if ((/^!/).test(combinator)) return combinator.replace(/^!/, '');
	else return '!' + combinator;
};

var reverse = function(expression){
	var expressions = expression.expressions;
	for (var i = 0; i < expressions.length; i++){
		var exp = expressions[i];
		var last = {parts: [], tag: '*', combinator: reverseCombinator(exp[0].combinator)};

		for (var j = 0; j < exp.length; j++){
			var cexp = exp[j];
			if (!cexp.reverseCombinator) cexp.reverseCombinator = ' ';
			cexp.combinator = cexp.reverseCombinator;
			delete cexp.reverseCombinator;
		}

		exp.reverse().push(last);
	}
	return expression;
};

var escapeRegExp = function(string){// Credit: XRegExp 0.6.1 (c) 2007-2008 Steven Levithan <http://stevenlevithan.com/regex/xregexp/> MIT License
	return string.replace(/[-[\]{}()*+?.\\^$|,#\s]/g, function(match){
		return '\\' + match;
	});
};

var regexp = new RegExp(
/*
#!/usr/bin/env ruby
puts "\t\t" + DATA.read.gsub(/\(\?x\)|\s+#.*$|\s+|\\$|\\n/,'')
__END__
	"(?x)^(?:\
	  \\s* ( , ) \\s*               # Separator          \n\
	| \\s* ( <combinator>+ ) \\s*   # Combinator         \n\
	|      ( \\s+ )                 # CombinatorChildren \n\
	|      ( <unicode>+ | \\* )     # Tag                \n\
	| \\#  ( <unicode>+       )     # ID                 \n\
	| \\.  ( <unicode>+       )     # ClassName          \n\
	|                               # Attribute          \n\
	\\[  \
		\\s* (<unicode1>+)  (?:  \
			\\s* ([*^$!~|]?=)  (?:  \
				\\s* (?:\
					([\"']?)(.*?)\\9 \
				)\
			)  \
		)?  \\s*  \
	\\](?!\\]) \n\
	|   :+ ( <unicode>+ )(?:\
	\\( (?:\
		(?:([\"'])([^\\12]*)\\12)|((?:\\([^)]+\\)|[^()]*)+)\
	) \\)\
	)?\
	)"
*/
	"^(?:\\s*(,)\\s*|\\s*(<combinator>+)\\s*|(\\s+)|(<unicode>+|\\*)|\\#(<unicode>+)|\\.(<unicode>+)|\\[\\s*(<unicode1>+)(?:\\s*([*^$!~|]?=)(?:\\s*(?:([\"']?)(.*?)\\9)))?\\s*\\](?!\\])|(:+)(<unicode>+)(?:\\((?:(?:([\"'])([^\\13]*)\\13)|((?:\\([^)]+\\)|[^()]*)+))\\))?)"
	.replace(/<combinator>/, '[' + escapeRegExp(">+~`!@$%^&={}\\;</") + ']')
	.replace(/<unicode>/g, '(?:[\\w\\u00a1-\\uFFFF-]|\\\\[^\\s0-9a-f])')
	.replace(/<unicode1>/g, '(?:[:\\w\\u00a1-\\uFFFF-]|\\\\[^\\s0-9a-f])')
);

function parser(
	rawMatch,

	separator,
	combinator,
	combinatorChildren,

	tagName,
	id,
	className,

	attributeKey,
	attributeOperator,
	attributeQuote,
	attributeValue,

	pseudoMarker,
	pseudoClass,
	pseudoQuote,
	pseudoClassQuotedValue,
	pseudoClassValue
){
	if (separator || separatorIndex === -1){
		parsed.expressions[++separatorIndex] = [];
		combinatorIndex = -1;
		if (separator) return '';
	}

	if (combinator || combinatorChildren || combinatorIndex === -1){
		combinator = combinator || ' ';
		var currentSeparator = parsed.expressions[separatorIndex];
		if (reversed && currentSeparator[combinatorIndex])
			currentSeparator[combinatorIndex].reverseCombinator = reverseCombinator(combinator);
		currentSeparator[++combinatorIndex] = {combinator: combinator, tag: '*'};
	}

	var currentParsed = parsed.expressions[separatorIndex][combinatorIndex];

	if (tagName){
		currentParsed.tag = tagName.replace(reUnescape, '');

	} else if (id){
		currentParsed.id = id.replace(reUnescape, '');

	} else if (className){
		className = className.replace(reUnescape, '');

		if (!currentParsed.classList) currentParsed.classList = [];
		if (!currentParsed.classes) currentParsed.classes = [];
		currentParsed.classList.push(className);
		currentParsed.classes.push({
			value: className,
			regexp: new RegExp('(^|\\s)' + escapeRegExp(className) + '(\\s|$)')
		});

	} else if (pseudoClass){
		pseudoClassValue = pseudoClassValue || pseudoClassQuotedValue;
		pseudoClassValue = pseudoClassValue ? pseudoClassValue.replace(reUnescape, '') : null;

		if (!currentParsed.pseudos) currentParsed.pseudos = [];
		currentParsed.pseudos.push({
			key: pseudoClass.replace(reUnescape, ''),
			value: pseudoClassValue,
			type: pseudoMarker.length == 1 ? 'class' : 'element'
		});

	} else if (attributeKey){
		attributeKey = attributeKey.replace(reUnescape, '');
		attributeValue = (attributeValue || '').replace(reUnescape, '');

		var test, regexp;

		switch (attributeOperator){
			case '^=' : regexp = new RegExp(       '^'+ escapeRegExp(attributeValue)            ); break;
			case '$=' : regexp = new RegExp(            escapeRegExp(attributeValue) +'$'       ); break;
			case '~=' : regexp = new RegExp( '(^|\\s)'+ escapeRegExp(attributeValue) +'(\\s|$)' ); break;
			case '|=' : regexp = new RegExp(       '^'+ escapeRegExp(attributeValue) +'(-|$)'   ); break;
			case  '=' : test = function(value){
				return attributeValue == value;
			}; break;
			case '*=' : test = function(value){
				return value && value.indexOf(attributeValue) > -1;
			}; break;
			case '!=' : test = function(value){
				return attributeValue != value;
			}; break;
			default   : test = function(value){
				return !!value;
			};
		}

		if (attributeValue == '' && (/^[*$^]=$/).test(attributeOperator)) test = function(){
			return false;
		};

		if (!test) test = function(value){
			return value && regexp.test(value);
		};

		if (!currentParsed.attributes) currentParsed.attributes = [];
		currentParsed.attributes.push({
			key: attributeKey,
			operator: attributeOperator,
			value: attributeValue,
			test: test
		});

	}

	return '';
};

// Slick NS

var Slick = (this.Slick || {});

Slick.parse = function(expression){
	return parse(expression);
};

Slick.escapeRegExp = escapeRegExp;

if (!this.Slick) this.Slick = Slick;

}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);


/*
---
name: Slick.Finder
description: The new, superfast css selector engine.
provides: Slick.Finder
requires: Slick.Parser
...
*/

;(function(){

var local = {},
	featuresCache = {},
	toString = Object.prototype.toString;

// Feature / Bug detection

local.isNativeCode = function(fn){
	return (/\{\s*\[native code\]\s*\}/).test('' + fn);
};

local.isXML = function(document){
	return (!!document.xmlVersion) || (!!document.xml) || (toString.call(document) == '[object XMLDocument]') ||
	(document.nodeType == 9 && document.documentElement.nodeName != 'HTML');
};

local.setDocument = function(document){

	// convert elements / window arguments to document. if document cannot be extrapolated, the function returns.
	var nodeType = document.nodeType;
	if (nodeType == 9); // document
	else if (nodeType) document = document.ownerDocument; // node
	else if (document.navigator) document = document.document; // window
	else return;

	// check if it's the old document

	if (this.document === document) return;
	this.document = document;

	// check if we have done feature detection on this document before

	var root = document.documentElement,
		rootUid = this.getUIDXML(root),
		features = featuresCache[rootUid],
		feature;

	if (features){
		for (feature in features){
			this[feature] = features[feature];
		}
		return;
	}

	features = featuresCache[rootUid] = {};

	features.root = root;
	features.isXMLDocument = this.isXML(document);

	features.brokenStarGEBTN
	= features.starSelectsClosedQSA
	= features.idGetsName
	= features.brokenMixedCaseQSA
	= features.brokenGEBCN
	= features.brokenCheckedQSA
	= features.brokenEmptyAttributeQSA
	= features.isHTMLDocument
	= features.nativeMatchesSelector
	= false;

	var starSelectsClosed, starSelectsComments,
		brokenSecondClassNameGEBCN, cachedGetElementsByClassName,
		brokenFormAttributeGetter;

	var selected, id = 'slick_uniqueid';
	var testNode = document.createElement('div');
	
	var testRoot = document.body || document.getElementsByTagName('body')[0] || root;
	testRoot.appendChild(testNode);

	// on non-HTML documents innerHTML and getElementsById doesnt work properly
	try {
		testNode.innerHTML = '<a id="'+id+'"></a>';
		features.isHTMLDocument = !!document.getElementById(id);
	} catch(e){};

	if (features.isHTMLDocument){

		testNode.style.display = 'none';

		// IE returns comment nodes for getElementsByTagName('*') for some documents
		testNode.appendChild(document.createComment(''));
		starSelectsComments = (testNode.getElementsByTagName('*').length > 1);

		// IE returns closed nodes (EG:"</foo>") for getElementsByTagName('*') for some documents
		try {
			testNode.innerHTML = 'foo</foo>';
			selected = testNode.getElementsByTagName('*');
			starSelectsClosed = (selected && !!selected.length && selected[0].nodeName.charAt(0) == '/');
		} catch(e){};

		features.brokenStarGEBTN = starSelectsComments || starSelectsClosed;

		// IE returns elements with the name instead of just id for getElementsById for some documents
		try {
			testNode.innerHTML = '<a name="'+ id +'"></a><b id="'+ id +'"></b>';
			features.idGetsName = document.getElementById(id) === testNode.firstChild;
		} catch(e){};

		if (testNode.getElementsByClassName){

			// Safari 3.2 getElementsByClassName caches results
			try {
				testNode.innerHTML = '<a class="f"></a><a class="b"></a>';
				testNode.getElementsByClassName('b').length;
				testNode.firstChild.className = 'b';
				cachedGetElementsByClassName = (testNode.getElementsByClassName('b').length != 2);
			} catch(e){};

			// Opera 9.6 getElementsByClassName doesnt detects the class if its not the first one
			try {
				testNode.innerHTML = '<a class="a"></a><a class="f b a"></a>';
				brokenSecondClassNameGEBCN = (testNode.getElementsByClassName('a').length != 2);
			} catch(e){};

			features.brokenGEBCN = cachedGetElementsByClassName || brokenSecondClassNameGEBCN;
		}
		
		if (testNode.querySelectorAll){
			// IE 8 returns closed nodes (EG:"</foo>") for querySelectorAll('*') for some documents
			try {
				testNode.innerHTML = 'foo</foo>';
				selected = testNode.querySelectorAll('*');
				features.starSelectsClosedQSA = (selected && !!selected.length && selected[0].nodeName.charAt(0) == '/');
			} catch(e){};

			// Safari 3.2 querySelectorAll doesnt work with mixedcase on quirksmode
			try {
				testNode.innerHTML = '<a class="MiX"></a>';
				features.brokenMixedCaseQSA = !testNode.querySelectorAll('.MiX').length;
			} catch(e){};

			// Webkit and Opera dont return selected options on querySelectorAll
			try {
				testNode.innerHTML = '<select><option selected="selected">a</option></select>';
				features.brokenCheckedQSA = (testNode.querySelectorAll(':checked').length == 0);
			} catch(e){};

			// IE returns incorrect results for attr[*^$]="" selectors on querySelectorAll
			try {
				testNode.innerHTML = '<a class=""></a>';
				features.brokenEmptyAttributeQSA = (testNode.querySelectorAll('[class*=""]').length != 0);
			} catch(e){};

		}

		// IE6-7, if a form has an input of id x, form.getAttribute(x) returns a reference to the input
		try {
			testNode.innerHTML = '<form action="s"><input id="action"/></form>';
			brokenFormAttributeGetter = (testNode.firstChild.getAttribute('action') != 's');
		} catch(e){};

		// native matchesSelector function

		features.nativeMatchesSelector = root.matchesSelector || /*root.msMatchesSelector ||*/ root.mozMatchesSelector || root.webkitMatchesSelector;
		if (features.nativeMatchesSelector) try {
			// if matchesSelector trows errors on incorrect sintaxes we can use it
			features.nativeMatchesSelector.call(root, ':slick');
			features.nativeMatchesSelector = null;
		} catch(e){};

	}

	try {
		root.slick_expando = 1;
		delete root.slick_expando;
		features.getUID = this.getUIDHTML;
	} catch(e) {
		features.getUID = this.getUIDXML;
	}

	testRoot.removeChild(testNode);
	testNode = selected = testRoot = null;

	// getAttribute

	features.getAttribute = (features.isHTMLDocument && brokenFormAttributeGetter) ? function(node, name){
		var method = this.attributeGetters[name];
		if (method) return method.call(node);
		var attributeNode = node.getAttributeNode(name);
		return (attributeNode) ? attributeNode.nodeValue : null;
	} : function(node, name){
		var method = this.attributeGetters[name];
		return (method) ? method.call(node) : node.getAttribute(name);
	};

	// hasAttribute

	features.hasAttribute = (root && this.isNativeCode(root.hasAttribute)) ? function(node, attribute) {
		return node.hasAttribute(attribute);
	} : function(node, attribute) {
		node = node.getAttributeNode(attribute);
		return !!(node && (node.specified || node.nodeValue));
	};

	// contains
	// FIXME: Add specs: local.contains should be different for xml and html documents?
	features.contains = (root && this.isNativeCode(root.contains)) ? function(context, node){
		return context.contains(node);
	} : (root && root.compareDocumentPosition) ? function(context, node){
		return context === node || !!(context.compareDocumentPosition(node) & 16);
	} : function(context, node){
		if (node) do {
			if (node === context) return true;
		} while ((node = node.parentNode));
		return false;
	};

	// document order sorting
	// credits to Sizzle (http://sizzlejs.com/)

	features.documentSorter = (root.compareDocumentPosition) ? function(a, b){
		if (!a.compareDocumentPosition || !b.compareDocumentPosition) return 0;
		return a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
	} : ('sourceIndex' in root) ? function(a, b){
		if (!a.sourceIndex || !b.sourceIndex) return 0;
		return a.sourceIndex - b.sourceIndex;
	} : (document.createRange) ? function(a, b){
		if (!a.ownerDocument || !b.ownerDocument) return 0;
		var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
		aRange.setStart(a, 0);
		aRange.setEnd(a, 0);
		bRange.setStart(b, 0);
		bRange.setEnd(b, 0);
		return aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
	} : null ;

	root = null;

	for (feature in features){
		this[feature] = features[feature];
	}
};

// Main Method

var reSimpleSelector = /^([#.]?)((?:[\w-]+|\*))$/,
	reEmptyAttribute = /\[.+[*$^]=(?:""|'')?\]/,
	qsaFailExpCache = {};

local.search = function(context, expression, append, first){

	var found = this.found = (first) ? null : (append || []);
	
	if (!context) return found;
	else if (context.navigator) context = context.document; // Convert the node from a window to a document
	else if (!context.nodeType) return found;

	// setup

	var parsed, i,
		uniques = this.uniques = {},
		hasOthers = !!(append && append.length),
		contextIsDocument = (context.nodeType == 9);

	if (this.document !== (contextIsDocument ? context : context.ownerDocument)) this.setDocument(context);

	// avoid duplicating items already in the append array
	if (hasOthers) for (i = found.length; i--;) uniques[this.getUID(found[i])] = true;

	// expression checks

	if (typeof expression == 'string'){ // expression is a string

		/*<simple-selectors-override>*/
		var simpleSelector = expression.match(reSimpleSelector);
		simpleSelectors: if (simpleSelector) {

			var symbol = simpleSelector[1],
				name = simpleSelector[2],
				node, nodes;

			if (!symbol){

				if (name == '*' && this.brokenStarGEBTN) break simpleSelectors;
				nodes = context.getElementsByTagName(name);
				if (first) return nodes[0] || null;
				for (i = 0; node = nodes[i++];){
					if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
				}

			} else if (symbol == '#'){

				if (!this.isHTMLDocument || !contextIsDocument) break simpleSelectors;
				node = context.getElementById(name);
				if (!node) return found;
				if (this.idGetsName && node.getAttributeNode('id').nodeValue != name) break simpleSelectors;
				if (first) return node || null;
				if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);

			} else if (symbol == '.'){

				if (!this.isHTMLDocument || ((!context.getElementsByClassName || this.brokenGEBCN) && context.querySelectorAll)) break simpleSelectors;
				if (context.getElementsByClassName && !this.brokenGEBCN){
					nodes = context.getElementsByClassName(name);
					if (first) return nodes[0] || null;
					for (i = 0; node = nodes[i++];){
						if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
					}
				} else {
					var matchClass = new RegExp('(^|\\s)'+ Slick.escapeRegExp(name) +'(\\s|$)');
					nodes = context.getElementsByTagName('*');
					for (i = 0; node = nodes[i++];){
						className = node.className;
						if (!(className && matchClass.test(className))) continue;
						if (first) return node;
						if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
					}
				}

			}

			if (hasOthers) this.sort(found);
			return (first) ? null : found;

		}
		/*</simple-selectors-override>*/

		/*<query-selector-override>*/
		querySelector: if (context.querySelectorAll) {

			if (!this.isHTMLDocument
				|| qsaFailExpCache[expression]
				//TODO: only skip when expression is actually mixed case
				|| this.brokenMixedCaseQSA
				|| (this.brokenCheckedQSA && expression.indexOf(':checked') > -1)
				|| (this.brokenEmptyAttributeQSA && reEmptyAttribute.test(expression))
				|| (!contextIsDocument //Abort when !contextIsDocument and...
					//  there are multiple expressions in the selector
					//  since we currently only fix non-document rooted QSA for single expression selectors
					&& expression.indexOf(',') > -1
				)
				|| Slick.disableQSA
			) break querySelector;

			var _expression = expression, _context = context;
			if (!contextIsDocument){
				// non-document rooted QSA
				// credits to Andrew Dupont
				var currentId = _context.getAttribute('id'), slickid = 'slickid__';
				_context.setAttribute('id', slickid);
				_expression = '#' + slickid + ' ' + _expression;
				context = _context.parentNode;
			}

			try {
				if (first) return context.querySelector(_expression) || null;
				else nodes = context.querySelectorAll(_expression);
			} catch(e) {
				qsaFailExpCache[expression] = 1;
				break querySelector;
			} finally {
				if (!contextIsDocument){
					if (currentId) _context.setAttribute('id', currentId);
					else _context.removeAttribute('id');
					context = _context;
				}
			}

			if (this.starSelectsClosedQSA) for (i = 0; node = nodes[i++];){
				if (node.nodeName > '@' && !(hasOthers && uniques[this.getUID(node)])) found.push(node);
			} else for (i = 0; node = nodes[i++];){
				if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
			}

			if (hasOthers) this.sort(found);
			return found;

		}
		/*</query-selector-override>*/

		parsed = this.Slick.parse(expression);
		if (!parsed.length) return found;
	} else if (expression == null){ // there is no expression
		return found;
	} else if (expression.Slick){ // expression is a parsed Slick object
		parsed = expression;
	} else if (this.contains(context.documentElement || context, expression)){ // expression is a node
		(found) ? found.push(expression) : found = expression;
		return found;
	} else { // other junk
		return found;
	}

	/*<pseudo-selectors>*//*<nth-pseudo-selectors>*/

	// cache elements for the nth selectors

	this.posNTH = {};
	this.posNTHLast = {};
	this.posNTHType = {};
	this.posNTHTypeLast = {};

	/*</nth-pseudo-selectors>*//*</pseudo-selectors>*/

	// if append is null and there is only a single selector with one expression use pushArray, else use pushUID
	this.push = (!hasOthers && (first || (parsed.length == 1 && parsed.expressions[0].length == 1))) ? this.pushArray : this.pushUID;

	if (found == null) found = [];

	// default engine

	var j, m, n;
	var combinator, tag, id, classList, classes, attributes, pseudos;
	var currentItems, currentExpression, currentBit, lastBit, expressions = parsed.expressions;

	search: for (i = 0; (currentExpression = expressions[i]); i++) for (j = 0; (currentBit = currentExpression[j]); j++){

		combinator = 'combinator:' + currentBit.combinator;
		if (!this[combinator]) continue search;

		tag        = (this.isXMLDocument) ? currentBit.tag : currentBit.tag.toUpperCase();
		id         = currentBit.id;
		classList  = currentBit.classList;
		classes    = currentBit.classes;
		attributes = currentBit.attributes;
		pseudos    = currentBit.pseudos;
		lastBit    = (j === (currentExpression.length - 1));

		this.bitUniques = {};

		if (lastBit){
			this.uniques = uniques;
			this.found = found;
		} else {
			this.uniques = {};
			this.found = [];
		}

		if (j === 0){
			this[combinator](context, tag, id, classes, attributes, pseudos, classList);
			if (first && lastBit && found.length) break search;
		} else {
			if (first && lastBit) for (m = 0, n = currentItems.length; m < n; m++){
				this[combinator](currentItems[m], tag, id, classes, attributes, pseudos, classList);
				if (found.length) break search;
			} else for (m = 0, n = currentItems.length; m < n; m++) this[combinator](currentItems[m], tag, id, classes, attributes, pseudos, classList);
		}

		currentItems = this.found;
	}

	// should sort if there are nodes in append and if you pass multiple expressions.
	if (hasOthers || (parsed.expressions.length > 1)) this.sort(found);

	return (first) ? (found[0] || null) : found;
};

// Utils

local.uidx = 1;
local.uidk = 'slick-uniqueid';

local.getUIDXML = function(node){
	var uid = node.getAttribute(this.uidk);
	if (!uid){
		uid = this.uidx++;
		node.setAttribute(this.uidk, uid);
	}
	return uid;
};

local.getUIDHTML = function(node){
	return node.uniqueNumber || (node.uniqueNumber = this.uidx++);
};

// sort based on the setDocument documentSorter method.

local.sort = function(results){
	if (!this.documentSorter) return results;
	results.sort(this.documentSorter);
	return results;
};

/*<pseudo-selectors>*//*<nth-pseudo-selectors>*/

local.cacheNTH = {};

local.matchNTH = /^([+-]?\d*)?([a-z]+)?([+-]\d+)?$/;

local.parseNTHArgument = function(argument){
	var parsed = argument.match(this.matchNTH);
	if (!parsed) return false;
	var special = parsed[2] || false;
	var a = parsed[1] || 1;
	if (a == '-') a = -1;
	var b = +parsed[3] || 0;
	parsed =
		(special == 'n')	? {a: a, b: b} :
		(special == 'odd')	? {a: 2, b: 1} :
		(special == 'even')	? {a: 2, b: 0} : {a: 0, b: a};

	return (this.cacheNTH[argument] = parsed);
};

local.createNTHPseudo = function(child, sibling, positions, ofType){
	return function(node, argument){
		var uid = this.getUID(node);
		if (!this[positions][uid]){
			var parent = node.parentNode;
			if (!parent) return false;
			var el = parent[child], count = 1;
			if (ofType){
				var nodeName = node.nodeName;
				do {
					if (el.nodeName != nodeName) continue;
					this[positions][this.getUID(el)] = count++;
				} while ((el = el[sibling]));
			} else {
				do {
					if (el.nodeType != 1) continue;
					this[positions][this.getUID(el)] = count++;
				} while ((el = el[sibling]));
			}
		}
		argument = argument || 'n';
		var parsed = this.cacheNTH[argument] || this.parseNTHArgument(argument);
		if (!parsed) return false;
		var a = parsed.a, b = parsed.b, pos = this[positions][uid];
		if (a == 0) return b == pos;
		if (a > 0){
			if (pos < b) return false;
		} else {
			if (b < pos) return false;
		}
		return ((pos - b) % a) == 0;
	};
};

/*</nth-pseudo-selectors>*//*</pseudo-selectors>*/

local.pushArray = function(node, tag, id, classes, attributes, pseudos){
	if (this.matchSelector(node, tag, id, classes, attributes, pseudos)) this.found.push(node);
};

local.pushUID = function(node, tag, id, classes, attributes, pseudos){
	var uid = this.getUID(node);
	if (!this.uniques[uid] && this.matchSelector(node, tag, id, classes, attributes, pseudos)){
		this.uniques[uid] = true;
		this.found.push(node);
	}
};

local.matchNode = function(node, selector){
	if (this.isHTMLDocument && this.nativeMatchesSelector){
		try {
			return this.nativeMatchesSelector.call(node, selector.replace(/\[([^=]+)=\s*([^'"\]]+?)\s*\]/g, '[$1="$2"]'));
		} catch(matchError) {}
	}
	
	var parsed = this.Slick.parse(selector);
	if (!parsed) return true;

	// simple (single) selectors
	var expressions = parsed.expressions, reversedExpressions, simpleExpCounter = 0, i;
	for (i = 0; (currentExpression = expressions[i]); i++){
		if (currentExpression.length == 1){
			var exp = currentExpression[0];
			if (this.matchSelector(node, (this.isXMLDocument) ? exp.tag : exp.tag.toUpperCase(), exp.id, exp.classes, exp.attributes, exp.pseudos)) return true;
			simpleExpCounter++;
		}
	}

	if (simpleExpCounter == parsed.length) return false;

	var nodes = this.search(this.document, parsed), item;
	for (i = 0; item = nodes[i++];){
		if (item === node) return true;
	}
	return false;
};

local.matchPseudo = function(node, name, argument){
	var pseudoName = 'pseudo:' + name;
	if (this[pseudoName]) return this[pseudoName](node, argument);
	var attribute = this.getAttribute(node, name);
	return (argument) ? argument == attribute : !!attribute;
};

local.matchSelector = function(node, tag, id, classes, attributes, pseudos){
	if (tag){
		var nodeName = (this.isXMLDocument) ? node.nodeName : node.nodeName.toUpperCase();
		if (tag == '*'){
			if (nodeName < '@') return false; // Fix for comment nodes and closed nodes
		} else {
			if (nodeName != tag) return false;
		}
	}

	if (id && node.getAttribute('id') != id) return false;

	var i, part, cls;
	if (classes) for (i = classes.length; i--;){
		cls = node.getAttribute('class') || node.className;
		if (!(cls && classes[i].regexp.test(cls))) return false;
	}
	if (attributes) for (i = attributes.length; i--;){
		part = attributes[i];
		if (part.operator ? !part.test(this.getAttribute(node, part.key)) : !this.hasAttribute(node, part.key)) return false;
	}
	if (pseudos) for (i = pseudos.length; i--;){
		part = pseudos[i];
		if (!this.matchPseudo(node, part.key, part.value)) return false;
	}
	return true;
};

var combinators = {

	' ': function(node, tag, id, classes, attributes, pseudos, classList){ // all child nodes, any level

		var i, item, children;

		if (this.isHTMLDocument){
			getById: if (id){
				item = this.document.getElementById(id);
				if ((!item && node.all) || (this.idGetsName && item && item.getAttributeNode('id').nodeValue != id)){
					// all[id] returns all the elements with that name or id inside node
					// if theres just one it will return the element, else it will be a collection
					children = node.all[id];
					if (!children) return;
					if (!children[0]) children = [children];
					for (i = 0; item = children[i++];){
						var idNode = item.getAttributeNode('id');
						if (idNode && idNode.nodeValue == id){
							this.push(item, tag, null, classes, attributes, pseudos);
							break;
						}
					} 
					return;
				}
				if (!item){
					// if the context is in the dom we return, else we will try GEBTN, breaking the getById label
					if (this.contains(this.root, node)) return;
					else break getById;
				} else if (this.document !== node && !this.contains(node, item)) return;
				this.push(item, tag, null, classes, attributes, pseudos);
				return;
			}
			getByClass: if (classes && node.getElementsByClassName && !this.brokenGEBCN){
				children = node.getElementsByClassName(classList.join(' '));
				if (!(children && children.length)) break getByClass;
				for (i = 0; item = children[i++];) this.push(item, tag, id, null, attributes, pseudos);
				return;
			}
		}
		getByTag: {
			children = node.getElementsByTagName(tag);
			if (!(children && children.length)) break getByTag;
			if (!this.brokenStarGEBTN) tag = null;
			for (i = 0; item = children[i++];) this.push(item, tag, id, classes, attributes, pseudos);
		}
	},

	'>': function(node, tag, id, classes, attributes, pseudos){ // direct children
		if ((node = node.firstChild)) do {
			if (node.nodeType == 1) this.push(node, tag, id, classes, attributes, pseudos);
		} while ((node = node.nextSibling));
	},

	'+': function(node, tag, id, classes, attributes, pseudos){ // next sibling
		while ((node = node.nextSibling)) if (node.nodeType == 1){
			this.push(node, tag, id, classes, attributes, pseudos);
			break;
		}
	},

	'^': function(node, tag, id, classes, attributes, pseudos){ // first child
		node = node.firstChild;
		if (node){
			if (node.nodeType == 1) this.push(node, tag, id, classes, attributes, pseudos);
			else this['combinator:+'](node, tag, id, classes, attributes, pseudos);
		}
	},

	'~': function(node, tag, id, classes, attributes, pseudos){ // next siblings
		while ((node = node.nextSibling)){
			if (node.nodeType != 1) continue;
			var uid = this.getUID(node);
			if (this.bitUniques[uid]) break;
			this.bitUniques[uid] = true;
			this.push(node, tag, id, classes, attributes, pseudos);
		}
	},

	'++': function(node, tag, id, classes, attributes, pseudos){ // next sibling and previous sibling
		this['combinator:+'](node, tag, id, classes, attributes, pseudos);
		this['combinator:!+'](node, tag, id, classes, attributes, pseudos);
	},

	'~~': function(node, tag, id, classes, attributes, pseudos){ // next siblings and previous siblings
		this['combinator:~'](node, tag, id, classes, attributes, pseudos);
		this['combinator:!~'](node, tag, id, classes, attributes, pseudos);
	},

	'!': function(node, tag, id, classes, attributes, pseudos){ // all parent nodes up to document
		while ((node = node.parentNode)) if (node !== this.document) this.push(node, tag, id, classes, attributes, pseudos);
	},

	'!>': function(node, tag, id, classes, attributes, pseudos){ // direct parent (one level)
		node = node.parentNode;
		if (node !== this.document) this.push(node, tag, id, classes, attributes, pseudos);
	},

	'!+': function(node, tag, id, classes, attributes, pseudos){ // previous sibling
		while ((node = node.previousSibling)) if (node.nodeType == 1){
			this.push(node, tag, id, classes, attributes, pseudos);
			break;
		}
	},

	'!^': function(node, tag, id, classes, attributes, pseudos){ // last child
		node = node.lastChild;
		if (node){
			if (node.nodeType == 1) this.push(node, tag, id, classes, attributes, pseudos);
			else this['combinator:!+'](node, tag, id, classes, attributes, pseudos);
		}
	},

	'!~': function(node, tag, id, classes, attributes, pseudos){ // previous siblings
		while ((node = node.previousSibling)){
			if (node.nodeType != 1) continue;
			var uid = this.getUID(node);
			if (this.bitUniques[uid]) break;
			this.bitUniques[uid] = true;
			this.push(node, tag, id, classes, attributes, pseudos);
		}
	}

};

for (var c in combinators) local['combinator:' + c] = combinators[c];

var pseudos = {

	/*<pseudo-selectors>*/

	'empty': function(node){
		var child = node.firstChild;
		return !(child && child.nodeType == 1) && !(node.innerText || node.textContent || '').length;
	},

	'not': function(node, expression){
		return !this.matchNode(node, expression);
	},

	'contains': function(node, text){
		return (node.innerText || node.textContent || '').indexOf(text) > -1;
	},

	'first-child': function(node){
		while ((node = node.previousSibling)) if (node.nodeType == 1) return false;
		return true;
	},

	'last-child': function(node){
		while ((node = node.nextSibling)) if (node.nodeType == 1) return false;
		return true;
	},

	'only-child': function(node){
		var prev = node;
		while ((prev = prev.previousSibling)) if (prev.nodeType == 1) return false;
		var next = node;
		while ((next = next.nextSibling)) if (next.nodeType == 1) return false;
		return true;
	},

	/*<nth-pseudo-selectors>*/

	'nth-child': local.createNTHPseudo('firstChild', 'nextSibling', 'posNTH'),

	'nth-last-child': local.createNTHPseudo('lastChild', 'previousSibling', 'posNTHLast'),

	'nth-of-type': local.createNTHPseudo('firstChild', 'nextSibling', 'posNTHType', true),

	'nth-last-of-type': local.createNTHPseudo('lastChild', 'previousSibling', 'posNTHTypeLast', true),

	'index': function(node, index){
		return this['pseudo:nth-child'](node, '' + index + 1);
	},

	'even': function(node){
		return this['pseudo:nth-child'](node, '2n');
	},

	'odd': function(node){
		return this['pseudo:nth-child'](node, '2n+1');
	},

	/*</nth-pseudo-selectors>*/

	/*<of-type-pseudo-selectors>*/

	'first-of-type': function(node){
		var nodeName = node.nodeName;
		while ((node = node.previousSibling)) if (node.nodeName == nodeName) return false;
		return true;
	},

	'last-of-type': function(node){
		var nodeName = node.nodeName;
		while ((node = node.nextSibling)) if (node.nodeName == nodeName) return false;
		return true;
	},

	'only-of-type': function(node){
		var prev = node, nodeName = node.nodeName;
		while ((prev = prev.previousSibling)) if (prev.nodeName == nodeName) return false;
		var next = node;
		while ((next = next.nextSibling)) if (next.nodeName == nodeName) return false;
		return true;
	},

	/*</of-type-pseudo-selectors>*/

	// custom pseudos

	'enabled': function(node){
		return !node.disabled;
	},

	'disabled': function(node){
		return node.disabled;
	},

	'checked': function(node){
		return node.checked || node.selected;
	},

	'focus': function(node){
		return this.isHTMLDocument && this.document.activeElement === node && (node.href || node.type || this.hasAttribute(node, 'tabindex'));
	},

	'root': function(node){
		return (node === this.root);
	},
	
	'selected': function(node){
		return node.selected;
	}

	/*</pseudo-selectors>*/
};

for (var p in pseudos) local['pseudo:' + p] = pseudos[p];

// attributes methods

local.attributeGetters = {

	'class': function(){
		return this.getAttribute('class') || this.className;
	},

	'for': function(){
		return ('htmlFor' in this) ? this.htmlFor : this.getAttribute('for');
	},

	'href': function(){
		return ('href' in this) ? this.getAttribute('href', 2) : this.getAttribute('href');
	},

	'style': function(){
		return (this.style) ? this.style.cssText : this.getAttribute('style');
	},
	
	'tabindex': function(){
		var attributeNode = this.getAttributeNode('tabindex');
		return (attributeNode && attributeNode.specified) ? attributeNode.nodeValue : null;
	},

	'type': function(){
		return this.getAttribute('type');
	}

};

// Slick

var Slick = local.Slick = (this.Slick || {});

Slick.version = '1.1.5';

// Slick finder

Slick.search = function(context, expression, append){
	return local.search(context, expression, append);
};

Slick.find = function(context, expression){
	return local.search(context, expression, null, true);
};

// Slick containment checker

Slick.contains = function(container, node){
	local.setDocument(container);
	return local.contains(container, node);
};

// Slick attribute getter

Slick.getAttribute = function(node, name){
	return local.getAttribute(node, name);
};

// Slick matcher

Slick.match = function(node, selector){
	if (!(node && selector)) return false;
	if (!selector || selector === node) return true;
	local.setDocument(node);
	return local.matchNode(node, selector);
};

// Slick attribute accessor

Slick.defineAttributeGetter = function(name, fn){
	local.attributeGetters[name] = fn;
	return this;
};

Slick.lookupAttributeGetter = function(name){
	return local.attributeGetters[name];
};

// Slick pseudo accessor

Slick.definePseudo = function(name, fn){
	local['pseudo:' + name] = function(node, argument){
		return fn.call(node, argument);
	};
	return this;
};

Slick.lookupPseudo = function(name){
	var pseudo = local['pseudo:' + name];
	if (pseudo) return function(argument){
		return pseudo.call(this, argument);
	};
	return null;
};

// Slick overrides accessor

Slick.override = function(regexp, fn){
	local.override(regexp, fn);
	return this;
};

Slick.isXML = local.isXML;

Slick.uidOf = function(node){
	return local.getUIDHTML(node);
};

if (!this.Slick) this.Slick = Slick;

}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);


/*
---

name: Element

description: One of the most important items in MooTools. Contains the dollar function, the dollars function, and an handful of cross-browser, time-saver methods to let you easily work with HTML Elements.

license: MIT-style license.

requires: [Window, Document, Array, String, Function, Number, Slick.Parser, Slick.Finder]

provides: [Element, Elements, $, $$, Iframe, Selectors]

...
*/

var Element = function(tag, props){
	var konstructor = Element.Constructors[tag];
	if (konstructor) return konstructor(props);
	if (typeof tag != 'string') return document.id(tag).set(props);

	if (!props) props = {};

	if (!(/^[\w-]+$/).test(tag)){
		var parsed = Slick.parse(tag).expressions[0][0];
		tag = (parsed.tag == '*') ? 'div' : parsed.tag;
		if (parsed.id && props.id == null) props.id = parsed.id;

		var attributes = parsed.attributes;
		if (attributes) for (var attr, i = 0, l = attributes.length; i < l; i++){
			attr = attributes[i];
			if (props[attr.key] != null) continue;

			if (attr.value != null && attr.operator == '=') props[attr.key] = attr.value;
			else if (!attr.value && !attr.operator) props[attr.key] = true;
		}

		if (parsed.classList && props['class'] == null) props['class'] = parsed.classList.join(' ');
	}

	return document.newElement(tag, props);
};

if (Browser.Element) Element.prototype = Browser.Element.prototype;

new Type('Element', Element).mirror(function(name){
	if (Array.prototype[name]) return;

	var obj = {};
	obj[name] = function(){
		var results = [], args = arguments, elements = true;
		for (var i = 0, l = this.length; i < l; i++){
			var element = this[i], result = results[i] = element[name].apply(element, args);
			elements = (elements && typeOf(result) == 'element');
		}
		return (elements) ? new Elements(results) : results;
	};

	Elements.implement(obj);
});

if (!Browser.Element){
	Element.parent = Object;

	Element.Prototype = {'$family': Function.from('element').hide()};

	Element.mirror(function(name, method){
		Element.Prototype[name] = method;
	});
}

Element.Constructors = {};



var IFrame = new Type('IFrame', function(){
	var params = Array.link(arguments, {
		properties: Type.isObject,
		iframe: function(obj){
			return (obj != null);
		}
	});

	var props = params.properties || {}, iframe;
	if (params.iframe) iframe = document.id(params.iframe);
	var onload = props.onload || function(){};
	delete props.onload;
	props.id = props.name = [props.id, props.name, iframe ? (iframe.id || iframe.name) : 'IFrame_' + String.uniqueID()].pick();
	iframe = new Element(iframe || 'iframe', props);

	var onLoad = function(){
		onload.call(iframe.contentWindow);
	};

	if (window.frames[props.id]) onLoad();
	else iframe.addListener('load', onLoad);
	return iframe;
});

var Elements = this.Elements = function(nodes){
	if (nodes && nodes.length){
		var uniques = {}, node;
		for (var i = 0; node = nodes[i++];){
			var uid = Slick.uidOf(node);
			if (!uniques[uid]){
				uniques[uid] = true;
				this.push(node);
			}
		}
	}
};

Elements.prototype = {length: 0};
Elements.parent = Array;

new Type('Elements', Elements).implement({

	filter: function(filter, bind){
		if (!filter) return this;
		return new Elements(Array.filter(this, (typeOf(filter) == 'string') ? function(item){
			return item.match(filter);
		} : filter, bind));
	}.protect(),

	push: function(){
		var length = this.length;
		for (var i = 0, l = arguments.length; i < l; i++){
			var item = document.id(arguments[i]);
			if (item) this[length++] = item;
		}
		return (this.length = length);
	}.protect(),

	unshift: function(){
		var items = [];
		for (var i = 0, l = arguments.length; i < l; i++){
			var item = document.id(arguments[i]);
			if (item) items.push(item);
		}
		return Array.prototype.unshift.apply(this, items);
	}.protect(),

	concat: function(){
		var newElements = new Elements(this);
		for (var i = 0, l = arguments.length; i < l; i++){
			var item = arguments[i];
			if (Type.isEnumerable(item)) newElements.append(item);
			else newElements.push(item);
		}
		return newElements;
	}.protect(),

	append: function(collection){
		for (var i = 0, l = collection.length; i < l; i++) this.push(collection[i]);
		return this;
	}.protect(),

	empty: function(){
		while (this.length) delete this[--this.length];
		return this;
	}.protect()

});



(function(){

// FF, IE
var splice = Array.prototype.splice, object = {'0': 0, '1': 1, length: 2};

splice.call(object, 1, 1);
if (object[1] == 1) Elements.implement('splice', function(){
	var length = this.length;
	splice.apply(this, arguments);
	while (length >= this.length) delete this[length--];
	return this;
}.protect());

Elements.implement(Array.prototype);

Array.mirror(Elements);

/*<ltIE8>*/
var createElementAcceptsHTML;
try {
	var x = document.createElement('<input name=x>');
	createElementAcceptsHTML = (x.name == 'x');
} catch(e){}

var escapeQuotes = function(html){
	return ('' + html).replace(/&/g, '&amp;').replace(/"/g, '&quot;');
};
/*</ltIE8>*/

Document.implement({

	newElement: function(tag, props){
		if (props && props.checked != null) props.defaultChecked = props.checked;
		/*<ltIE8>*/// Fix for readonly name and type properties in IE < 8
		if (createElementAcceptsHTML && props){
			tag = '<' + tag;
			if (props.name) tag += ' name="' + escapeQuotes(props.name) + '"';
			if (props.type) tag += ' type="' + escapeQuotes(props.type) + '"';
			tag += '>';
			delete props.name;
			delete props.type;
		}
		/*</ltIE8>*/
		return this.id(this.createElement(tag)).set(props);
	}

});

})();

Document.implement({

	newTextNode: function(text){
		return this.createTextNode(text);
	},

	getDocument: function(){
		return this;
	},

	getWindow: function(){
		return this.window;
	},

	id: (function(){

		var types = {

			string: function(id, nocash, doc){
				id = Slick.find(doc, '#' + id.replace(/(\W)/g, '\\$1'));
				return (id) ? types.element(id, nocash) : null;
			},

			element: function(el, nocash){
				$uid(el);
				if (!nocash && !el.$family && !(/^(?:object|embed)$/i).test(el.tagName)){
					Object.append(el, Element.Prototype);
				}
				return el;
			},

			object: function(obj, nocash, doc){
				if (obj.toElement) return types.element(obj.toElement(doc), nocash);
				return null;
			}

		};

		types.textnode = types.whitespace = types.window = types.document = function(zero){
			return zero;
		};

		return function(el, nocash, doc){
			if (el && el.$family && el.uid) return el;
			var type = typeOf(el);
			return (types[type]) ? types[type](el, nocash, doc || document) : null;
		};

	})()

});

if (window.$ == null) Window.implement('$', function(el, nc){
	return document.id(el, nc, this.document);
});

Window.implement({

	getDocument: function(){
		return this.document;
	},

	getWindow: function(){
		return this;
	}

});

[Document, Element].invoke('implement', {

	getElements: function(expression){
		return Slick.search(this, expression, new Elements);
	},

	getElement: function(expression){
		return document.id(Slick.find(this, expression));
	}

});



if (window.$$ == null) Window.implement('$$', function(selector){
	if (arguments.length == 1){
		if (typeof selector == 'string') return Slick.search(this.document, selector, new Elements);
		else if (Type.isEnumerable(selector)) return new Elements(selector);
	}
	return new Elements(arguments);
});

(function(){

var collected = {}, storage = {};
var formProps = {input: 'checked', option: 'selected', textarea: 'value'};

var get = function(uid){
	return (storage[uid] || (storage[uid] = {}));
};

var clean = function(item){
	var uid = item.uid;
	if (item.removeEvents) item.removeEvents();
	if (item.clearAttributes) item.clearAttributes();
	if (uid != null){
		delete collected[uid];
		delete storage[uid];
	}
	return item;
};

var camels = ['defaultValue', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan', 'frameBorder', 'maxLength', 'readOnly',
	'rowSpan', 'tabIndex', 'useMap'
];
var bools = ['compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked', 'disabled', 'readOnly', 'multiple', 'selected',
	'noresize', 'defer', 'defaultChecked'
];
 var attributes = {
	'html': 'innerHTML',
	'class': 'className',
	'for': 'htmlFor',
	'text': (function(){
		var temp = document.createElement('div');
		return (temp.textContent == null) ? 'innerText' : 'textContent';
	})()
};
var readOnly = ['type'];
var expandos = ['value', 'defaultValue'];
var uriAttrs = /^(?:href|src|usemap)$/i;

bools = bools.associate(bools);
camels = camels.associate(camels.map(String.toLowerCase));
readOnly = readOnly.associate(readOnly);

Object.append(attributes, expandos.associate(expandos));

var inserters = {

	before: function(context, element){
		var parent = element.parentNode;
		if (parent) parent.insertBefore(context, element);
	},

	after: function(context, element){
		var parent = element.parentNode;
		if (parent) parent.insertBefore(context, element.nextSibling);
	},

	bottom: function(context, element){
		element.appendChild(context);
	},

	top: function(context, element){
		element.insertBefore(context, element.firstChild);
	}

};

inserters.inside = inserters.bottom;



var injectCombinator = function(expression, combinator){
	if (!expression) return combinator;

	expression = Object.clone(Slick.parse(expression));

	var expressions = expression.expressions;
	for (var i = expressions.length; i--;)
		expressions[i][0].combinator = combinator;

	return expression;
};

Element.implement({

	set: function(prop, value){
		var property = Element.Properties[prop];
		(property && property.set) ? property.set.call(this, value) : this.setProperty(prop, value);
	}.overloadSetter(),

	get: function(prop){
		var property = Element.Properties[prop];
		return (property && property.get) ? property.get.apply(this) : this.getProperty(prop);
	}.overloadGetter(),

	erase: function(prop){
		var property = Element.Properties[prop];
		(property && property.erase) ? property.erase.apply(this) : this.removeProperty(prop);
		return this;
	},

	setProperty: function(attribute, value){
		attribute = camels[attribute] || attribute;
		if (value == null) return this.removeProperty(attribute);
		var key = attributes[attribute];
		(key) ? this[key] = value :
			(bools[attribute]) ? this[attribute] = !!value : this.setAttribute(attribute, '' + value);
		return this;
	},

	setProperties: function(attributes){
		for (var attribute in attributes) this.setProperty(attribute, attributes[attribute]);
		return this;
	},

	getProperty: function(attribute){
		attribute = camels[attribute] || attribute;
		var key = attributes[attribute] || readOnly[attribute];
		return (key) ? this[key] :
			(bools[attribute]) ? !!this[attribute] :
			(uriAttrs.test(attribute) ? this.getAttribute(attribute, 2) :
			(key = this.getAttributeNode(attribute)) ? key.nodeValue : null) || null;
	},

	getProperties: function(){
		var args = Array.from(arguments);
		return args.map(this.getProperty, this).associate(args);
	},

	removeProperty: function(attribute){
		attribute = camels[attribute] || attribute;
		var key = attributes[attribute];
		(key) ? this[key] = '' :
			(bools[attribute]) ? this[attribute] = false : this.removeAttribute(attribute);
		return this;
	},

	removeProperties: function(){
		Array.each(arguments, this.removeProperty, this);
		return this;
	},

	hasClass: function(className){
		return this.className.clean().contains(className, ' ');
	},

	addClass: function(className){
		if (!this.hasClass(className)) this.className = (this.className + ' ' + className).clean();
		return this;
	},

	removeClass: function(className){
		this.className = this.className.replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)'), '$1');
		return this;
	},

	toggleClass: function(className, force){
		if (force == null) force = !this.hasClass(className);
		return (force) ? this.addClass(className) : this.removeClass(className);
	},

	adopt: function(){
		var parent = this, fragment, elements = Array.flatten(arguments), length = elements.length;
		if (length > 1) parent = fragment = document.createDocumentFragment();

		for (var i = 0; i < length; i++){
			var element = document.id(elements[i], true);
			if (element) parent.appendChild(element);
		}

		if (fragment) this.appendChild(fragment);

		return this;
	},

	appendText: function(text, where){
		return this.grab(this.getDocument().newTextNode(text), where);
	},

	grab: function(el, where){
		inserters[where || 'bottom'](document.id(el, true), this);
		return this;
	},

	inject: function(el, where){
		inserters[where || 'bottom'](this, document.id(el, true));
		return this;
	},

	replaces: function(el){
		el = document.id(el, true);
		el.parentNode.replaceChild(this, el);
		return this;
	},

	wraps: function(el, where){
		el = document.id(el, true);
		return this.replaces(el).grab(el, where);
	},

	getPrevious: function(expression){
		return document.id(Slick.find(this, injectCombinator(expression, '!~')));
	},

	getAllPrevious: function(expression){
		return Slick.search(this, injectCombinator(expression, '!~'), new Elements);
	},

	getNext: function(expression){
		return document.id(Slick.find(this, injectCombinator(expression, '~')));
	},

	getAllNext: function(expression){
		return Slick.search(this, injectCombinator(expression, '~'), new Elements);
	},

	getFirst: function(expression){
		return document.id(Slick.search(this, injectCombinator(expression, '>'))[0]);
	},

	getLast: function(expression){
		return document.id(Slick.search(this, injectCombinator(expression, '>')).getLast());
	},

	getParent: function(expression){
		return document.id(Slick.find(this, injectCombinator(expression, '!')));
	},

	getParents: function(expression){
		return Slick.search(this, injectCombinator(expression, '!'), new Elements);
	},

	getSiblings: function(expression){
		return Slick.search(this, injectCombinator(expression, '~~'), new Elements);
	},

	getChildren: function(expression){
		return Slick.search(this, injectCombinator(expression, '>'), new Elements);
	},

	getWindow: function(){
		return this.ownerDocument.window;
	},

	getDocument: function(){
		return this.ownerDocument;
	},

	getElementById: function(id){
		return document.id(Slick.find(this, '#' + ('' + id).replace(/(\W)/g, '\\$1')));
	},

	getSelected: function(){
		this.selectedIndex; // Safari 3.2.1
		return new Elements(Array.from(this.options).filter(function(option){
			return option.selected;
		}));
	},

	toQueryString: function(){
		var queryString = [];
		this.getElements('input, select, textarea').each(function(el){
			var type = el.type;
			if (!el.name || el.disabled || type == 'submit' || type == 'reset' || type == 'file' || type == 'image') return;

			var value = (el.get('tag') == 'select') ? el.getSelected().map(function(opt){
				// IE
				return document.id(opt).get('value');
			}) : ((type == 'radio' || type == 'checkbox') && !el.checked) ? null : el.get('value');

			Array.from(value).each(function(val){
				if (typeof val != 'undefined') queryString.push(encodeURIComponent(el.name) + '=' + encodeURIComponent(val));
			});
		});
		return queryString.join('&');
	},

	destroy: function(){
		var children = clean(this).getElementsByTagName('*');
		Array.each(children, clean);
		Element.dispose(this);
		return null;
	},

	empty: function(){
		Array.from(this.childNodes).each(Element.dispose);
		return this;
	},

	dispose: function(){
		return (this.parentNode) ? this.parentNode.removeChild(this) : this;
	},

	match: function(expression){
		return !expression || Slick.match(this, expression);
	}

});

var cleanClone = function(node, element, keepid){
	if (!keepid) node.setAttributeNode(document.createAttribute('id'));
	if (node.clearAttributes){
		node.clearAttributes();
		node.mergeAttributes(element);
		node.removeAttribute('uid');
		if (node.options){
			var no = node.options, eo = element.options;
			for (var i = no.length; i--;) no[i].selected = eo[i].selected;
		}
	}

	var prop = formProps[element.tagName.toLowerCase()];
	if (prop && element[prop]) node[prop] = element[prop];
};

Element.implement('clone', function(contents, keepid){
	contents = contents !== false;
	var clone = this.cloneNode(contents), i;

	if (contents){
		var ce = clone.getElementsByTagName('*'), te = this.getElementsByTagName('*');
		for (i = ce.length; i--;) cleanClone(ce[i], te[i], keepid);
	}

	cleanClone(clone, this, keepid);

	if (Browser.ie){
		var co = clone.getElementsByTagName('object'), to = this.getElementsByTagName('object');
		for (i = co.length; i--;) co[i].outerHTML = to[i].outerHTML;
	}
	return document.id(clone);
});

var contains = {contains: function(element){
	return Slick.contains(this, element);
}};

if (!document.contains) Document.implement(contains);
if (!document.createElement('div').contains) Element.implement(contains);



[Element, Window, Document].invoke('implement', {

	addListener: function(type, fn){
		if (type == 'unload'){
			var old = fn, self = this;
			fn = function(){
				self.removeListener('unload', fn);
				old();
			};
		} else {
			collected[$uid(this)] = this;
		}
		if (this.addEventListener) this.addEventListener(type, fn, !!arguments[2]);
		else this.attachEvent('on' + type, fn);
		return this;
	},

	removeListener: function(type, fn){
		if (this.removeEventListener) this.removeEventListener(type, fn, !!arguments[2]);
		else this.detachEvent('on' + type, fn);
		return this;
	},

	retrieve: function(property, dflt){
		var storage = get($uid(this)), prop = storage[property];
		if (dflt != null && prop == null) prop = storage[property] = dflt;
		return prop != null ? prop : null;
	},

	store: function(property, value){
		var storage = get($uid(this));
		storage[property] = value;
		return this;
	},

	eliminate: function(property){
		var storage = get($uid(this));
		delete storage[property];
		return this;
	}

});

/*<ltIE9>*/
if (window.attachEvent && !window.addEventListener) window.addListener('unload', function(){
	Object.each(collected, clean);
	if (window.CollectGarbage) CollectGarbage();
});
/*</ltIE9>*/

})();

Element.Properties = {};



Element.Properties.style = {

	set: function(style){
		this.style.cssText = style;
	},

	get: function(){
		return this.style.cssText;
	},

	erase: function(){
		this.style.cssText = '';
	}

};

Element.Properties.tag = {

	get: function(){
		return this.tagName.toLowerCase();
	}

};

/*<ltIE9>*/
(function(maxLength){
	if (maxLength != null) Element.Properties.maxlength = Element.Properties.maxLength = {
		get: function(){
			var maxlength = this.getAttribute('maxLength');
			return maxlength == maxLength ? null : maxlength;
		}
	};
})(document.createElement('input').getAttribute('maxLength'));
/*</ltIE9>*/

/*<!webkit>*/
Element.Properties.html = (function(){

	var tableTest = Function.attempt(function(){
		var table = document.createElement('table');
		table.innerHTML = '<tr><td></td></tr>';
	});

	var wrapper = document.createElement('div');

	var translations = {
		table: [1, '<table>', '</table>'],
		select: [1, '<select>', '</select>'],
		tbody: [2, '<table><tbody>', '</tbody></table>'],
		tr: [3, '<table><tbody><tr>', '</tr></tbody></table>']
	};
	translations.thead = translations.tfoot = translations.tbody;

	var html = {
		set: function(){
			var html = Array.flatten(arguments).join('');
			var wrap = (!tableTest && translations[this.get('tag')]);
			if (wrap){
				var first = wrapper;
				first.innerHTML = wrap[1] + html + wrap[2];
				for (var i = wrap[0]; i--;) first = first.firstChild;
				this.empty().adopt(first.childNodes);
			} else {
				this.innerHTML = html;
			}
		}
	};

	html.erase = html.set;

	return html;
})();
/*</!webkit>*/