jquery.qtip.js

/*! qTip2 - Pretty powerful tooltips - v2.0.0 - 2012-10-03
* http://craigsworks.com/projects/qtip2/
* Copyright (c) 2012 Craig Michael Thompson; Licensed MIT, GPL */

/*jslint browser: true, onevar: true, undef: true, nomen: true, bitwise: true, regexp: true, newcap: true, immed: true, strict: true */
/*global window: false, jQuery: false, console: false, define: false */

/* Cache window, document, undefined */
(function( window, document, undefined ) {

// Uses AMD or browser globals to create a jQuery plugin.
(function( factory ) {
	"use strict";
	if(typeof define === 'function' && define.amd) {
		define(['jquery'], factory);
	}
	else if(jQuery && !jQuery.fn.qtip) {
		factory(jQuery);
	}
}
(function($) {
	/* This currently causes issues with Safari 6, so for it's disabled */
	//"use strict"; // (Dis)able ECMAScript "strict" operation for this function. See more: http://ejohn.org/blog/ecmascript-5-strict-mode-json-and-more/

	// Munge the primitives - Paul Irish tip
	var TRUE = true,
		FALSE = false,
		NULL = null,

		// Side names and other stuff
		X = 'x', Y = 'y',
		WIDTH = 'width',
		HEIGHT = 'height',
		TOP = 'top',
		LEFT = 'left',
		BOTTOM = 'bottom',
		RIGHT = 'right',
		CENTER = 'center',
		FLIP = 'flip',
		FLIPINVERT = 'flipinvert',
		SHIFT = 'shift',

		// Shortcut vars
		QTIP, PLUGINS, MOUSE,
		usedIDs = {},
		uitooltip = 'ui-tooltip',
		widget = 'ui-widget',
		disabled = 'ui-state-disabled',
		selector = 'div.qtip.'+uitooltip,
		defaultClass = uitooltip + '-default',
		focusClass = uitooltip + '-focus',
		hoverClass = uitooltip + '-hover',
		replaceSuffix = '_replacedByqTip',
		oldtitle = 'oldtitle',
		trackingBound,
		redrawContainer;

	/*
	* redraw() container for width/height calculations
	*/
	redrawContainer = $('<div/>', { id: 'qtip-rcontainer' });
	$(function() { redrawContainer.appendTo(document.body); });



// Option object sanitizer
function sanitizeOptions(opts)
{
	var invalid = function(a) { return a === NULL || 'object' !== typeof a; },
		invalidContent = function(c) { return !$.isFunction(c) && ((!c && !c.attr) || c.length < 1 || ('object' === typeof c && !c.jquery)); };

	if(!opts || 'object' !== typeof opts) { return FALSE; }

	if(invalid(opts.metadata)) {
		opts.metadata = { type: opts.metadata };
	}

	if('content' in opts) {
		if(invalid(opts.content) || opts.content.jquery) {
			opts.content = { text: opts.content };
		}

		if(invalidContent(opts.content.text || FALSE)) {
			opts.content.text = FALSE;
		}

		if('title' in opts.content) {
			if(invalid(opts.content.title)) {
				opts.content.title = { text: opts.content.title };
			}

			if(invalidContent(opts.content.title.text || FALSE)) {
				opts.content.title.text = FALSE;
			}
		}
	}

	if('position' in opts && invalid(opts.position)) {
		opts.position = { my: opts.position, at: opts.position };
	}

	if('show' in opts && invalid(opts.show)) {
		opts.show = opts.show.jquery ? { target: opts.show } : { event: opts.show };
	}

	if('hide' in opts && invalid(opts.hide)) {
		opts.hide = opts.hide.jquery ? { target: opts.hide } : { event: opts.hide };
	}

	if('style' in opts && invalid(opts.style)) {
		opts.style = { classes: opts.style };
	}

	// Sanitize plugin options
	$.each(PLUGINS, function() {
		if(this.sanitize) { this.sanitize(opts); }
	});

	return opts;
}

/*
* Core plugin implementation
*/
function QTip(target, options, id, attr)
{
	// Declare this reference
	var self = this,
		docBody = document.body,
		tooltipID = uitooltip + '-' + id,
		isPositioning = 0,
		isDrawing = 0,
		tooltip = $(),
		namespace = '.qtip-' + id,
		elements, cache;

	// Setup class attributes
	self.id = id;
	self.rendered = FALSE;
	self.destroyed = FALSE;
	self.elements = elements = { target: target };
	self.timers = { img: {} };
	self.options = options;
	self.checks = {};
	self.plugins = {};
	self.cache = cache = {
		event: {},
		target: $(),
		disabled: FALSE,
		attr: attr,
		onTarget: FALSE,
		lastClass: ''
	};

	/*
	* Private core functions
	*/
	function convertNotation(notation)
	{
		var i = 0, obj, option = options,

		// Split notation into array
		levels = notation.split('.');

		// Loop through
		while( option = option[ levels[i++] ] ) {
			if(i < levels.length) { obj = option; }
		}

		return [obj || options, levels.pop()];
	}

	function triggerEvent(type, args, event) {
		var callback = $.Event('tooltip'+type);
		callback.originalEvent = (event ? $.extend({}, event) : NULL) || cache.event || NULL;
		tooltip.trigger(callback, [self].concat(args || []));

		return !callback.isDefaultPrevented();
	}

	function setWidget()
	{
		var on = options.style.widget;

		tooltip.toggleClass('ui-helper-reset '+widget, on).toggleClass(defaultClass, options.style.def && !on);

		if(elements.content) {
			elements.content.toggleClass(widget+'-content', on);
		}

		if(elements.titlebar) {
			elements.titlebar.toggleClass(widget+'-header', on);
		}
		if(elements.button) {
			elements.button.toggleClass(uitooltip+'-icon', !on);
		}
	}

	function removeTitle(reposition)
	{
		if(elements.title) {
			elements.titlebar.remove();
			elements.titlebar = elements.title = elements.button = NULL;

			// Reposition if enabled
			if(reposition !== FALSE) { self.reposition(); }
		}
	}

	function createButton()
	{
		var button = options.content.title.button,
			isString = typeof button === 'string',
			close = isString ? button : 'Close tooltip';

		if(elements.button) { elements.button.remove(); }

		// Use custom button if one was supplied by user, else use default
		if(button.jquery) {
			elements.button = button;
		}
		else {
			elements.button = $('<a />', {
				'class': 'ui-state-default ui-tooltip-close ' + (options.style.widget ? '' : uitooltip+'-icon'),
				'title': close,
				'aria-label': close
			})
			.prepend(
				$('<span />', {
					'class': 'ui-icon ui-icon-close',
					'html': '&times;'
				})
			);
		}

		// Create button and setup attributes
		elements.button.appendTo(elements.titlebar)
			.attr('role', 'button')
			.click(function(event) {
				if(!tooltip.hasClass(disabled)) { self.hide(event); }
				return FALSE;
			});

		// Redraw the tooltip when we're done
		self.redraw();
	}

	function createTitle()
	{
		var id = tooltipID+'-title';

		// Destroy previous title element, if present
		if(elements.titlebar) { removeTitle(); }

		// Create title bar and title elements
		elements.titlebar = $('<div />', {
			'class': uitooltip + '-titlebar ' + (options.style.widget ? 'ui-widget-header' : '')
		})
		.append(
			elements.title = $('<div />', {
				'id': id,
				'class': uitooltip + '-title',
				'aria-atomic': TRUE
			})
		)
		.insertBefore(elements.content)

		// Button-specific events
		.delegate('.ui-tooltip-close', 'mousedown keydown mouseup keyup mouseout', function(event) {
			$(this).toggleClass('ui-state-active ui-state-focus', event.type.substr(-4) === 'down');
		})
		.delegate('.ui-tooltip-close', 'mouseover mouseout', function(event){
			$(this).toggleClass('ui-state-hover', event.type === 'mouseover');
		});

		// Create button if enabled
		if(options.content.title.button) { createButton(); }

		// Redraw the tooltip dimensions if it's rendered
		else if(self.rendered){ self.redraw(); }
	}

	function updateButton(button)
	{
		var elem = elements.button,
			title = elements.title;

		// Make sure tooltip is rendered and if not, return
		if(!self.rendered) { return FALSE; }

		if(!button) {
			elem.remove();
		}
		else {
			if(!title) {
				createTitle();
			}
			createButton();
		}
	}

	function updateTitle(content, reposition)
	{
		var elem = elements.title;

		// Make sure tooltip is rendered and if not, return
		if(!self.rendered || !content) { return FALSE; }

		// Use function to parse content
		if($.isFunction(content)) {
			content = content.call(target, cache.event, self);
		}

		// Remove title if callback returns false or null/undefined (but not '')
		if(content === FALSE || (!content && content !== '')) { return removeTitle(FALSE); }

		// Append new content if its a DOM array and show it if hidden
		else if(content.jquery && content.length > 0) {
			elem.empty().append(content.css({ display: 'block' }));
		}

		// Content is a regular string, insert the new content
		else { elem.html(content); }

		// Redraw and reposition
		self.redraw();
		if(reposition !== FALSE && self.rendered && tooltip[0].offsetWidth > 0) {
			self.reposition(cache.event);
		}
	}

	function updateContent(content, reposition)
	{
		var elem = elements.content;

		// Make sure tooltip is rendered and content is defined. If not return
		if(!self.rendered || !content) { return FALSE; }

		// Use function to parse content
		if($.isFunction(content)) {
			content = content.call(target, cache.event, self) || '';
		}

		// Append new content if its a DOM array and show it if hidden
		if(content.jquery && content.length > 0) {
			elem.empty().append(content.css({ display: 'block' }));
		}

		// Content is a regular string, insert the new content
		else { elem.html(content); }

		// Image detection
		function detectImages(next) {
			var images, srcs = {};

			function imageLoad(image) {
				// Clear src from object and any timers and events associated with the image
				if(image) {
					delete srcs[image.src];
					clearTimeout(self.timers.img[image.src]);
					$(image).unbind(namespace);
				}

				// If queue is empty after image removal, update tooltip and continue the queue
				if($.isEmptyObject(srcs)) {
					self.redraw();
					if(reposition !== FALSE) {
						self.reposition(cache.event);
					}

					next();
				}
			}

			// Find all content images without dimensions, and if no images were found, continue
			if((images = elem.find('img[src]:not([height]):not([width])')).length === 0) { return imageLoad(); }

			// Apply timer to each image to poll for dimensions
			images.each(function(i, elem) {
				// Skip if the src is already present
				if(srcs[elem.src] !== undefined) { return; }

				// Keep track of how many times we poll for image dimensions.
				// If it doesn't return in a reasonable amount of time, it's better
				// to display the tooltip, rather than hold up the queue.
				var iterations = 0, maxIterations = 3;

				(function timer(){
					// When the dimensions are found, remove the image from the queue
					if(elem.height || elem.width || (iterations > maxIterations)) { return imageLoad(elem); }

					// Increase iterations and restart timer
					iterations += 1;
					self.timers.img[elem.src] = setTimeout(timer, 700);
				}());

				// Also apply regular load/error event handlers
				$(elem).bind('error'+namespace+' load'+namespace, function(){ imageLoad(this); });

				// Store the src and element in our object
				srcs[elem.src] = elem;
			});
		}

		/*
		* If we're still rendering... insert into 'fx' queue our image dimension
		* checker which will halt the showing of the tooltip until image dimensions
		* can be detected properly.
		*/
		if(self.rendered < 0) { tooltip.queue('fx', detectImages); }

		// We're fully rendered, so reset isDrawing flag and proceed without queue delay
		else { isDrawing = 0; detectImages($.noop); }

		return self;
	}

	function assignEvents()
	{
		var posOptions = options.position,
			targets = {
				show: options.show.target,
				hide: options.hide.target,
				viewport: $(posOptions.viewport),
				document: $(document),
				body: $(document.body),
				window: $(window)
			},
			events = {
				show: $.trim('' + options.show.event).split(' '),
				hide: $.trim('' + options.hide.event).split(' ')
			},
			IE6 = $.browser.msie && parseInt($.browser.version, 10) === 6;

		// Define show event method
		function showMethod(event)
		{
			if(tooltip.hasClass(disabled)) { return FALSE; }

			// Clear hide timers
			clearTimeout(self.timers.show);
			clearTimeout(self.timers.hide);

			// Start show timer
			var callback = function(){ self.toggle(TRUE, event); };
			if(options.show.delay > 0) {
				self.timers.show = setTimeout(callback, options.show.delay);
			}
			else{ callback(); }
		}

		// Define hide method
		function hideMethod(event)
		{
			if(tooltip.hasClass(disabled) || isPositioning || isDrawing) { return FALSE; }

			// Check if new target was actually the tooltip element
			var relatedTarget = $(event.relatedTarget || event.target),
				ontoTooltip = relatedTarget.closest(selector)[0] === tooltip[0],
				ontoTarget = relatedTarget[0] === targets.show[0];

			// Clear timers and stop animation queue
			clearTimeout(self.timers.show);
			clearTimeout(self.timers.hide);

			// Prevent hiding if tooltip is fixed and event target is the tooltip. Or if mouse positioning is enabled and cursor momentarily overlaps
			if((posOptions.target === 'mouse' && ontoTooltip) || (options.hide.fixed && ((/mouse(out|leave|move)/).test(event.type) && (ontoTooltip || ontoTarget)))) {
				try { event.preventDefault(); event.stopImmediatePropagation(); } catch(e) {} return;
			}

			// If tooltip has displayed, start hide timer
			if(options.hide.delay > 0) {
				self.timers.hide = setTimeout(function(){ self.hide(event); }, options.hide.delay);
			}
			else{ self.hide(event); }
		}

		// Define inactive method
		function inactiveMethod(event)
		{
			if(tooltip.hasClass(disabled)) { return FALSE; }

			// Clear timer
			clearTimeout(self.timers.inactive);
			self.timers.inactive = setTimeout(function(){ self.hide(event); }, options.hide.inactive);
		}

		function repositionMethod(event) {
			if(self.rendered && tooltip[0].offsetWidth > 0) { self.reposition(event); }
		}

		// On mouseenter/mouseleave...
		tooltip.bind('mouseenter'+namespace+' mouseleave'+namespace, function(event) {
			var state = event.type === 'mouseenter';

			// Focus the tooltip on mouseenter (z-index stacking)
			if(state) { self.focus(event); }

			// Add hover class
			tooltip.toggleClass(hoverClass, state);
		});

		// If using mouseout/mouseleave as a hide event...
		if(/mouse(out|leave)/i.test(options.hide.event)) {
			// Hide tooltips when leaving current window/frame (but not select/option elements)
			if(options.hide.leave === 'window') {
				targets.window.bind('mouseout'+namespace+' blur'+namespace, function(event) {
					if(!/select|option/.test(event.target.nodeName) && !event.relatedTarget) { self.hide(event); }
				});
			}
		}

		// Enable hide.fixed
		if(options.hide.fixed) {
			// Add tooltip as a hide target
			targets.hide = targets.hide.add(tooltip);

			// Clear hide timer on tooltip hover to prevent it from closing
			tooltip.bind('mouseover'+namespace, function() {
				if(!tooltip.hasClass(disabled)) { clearTimeout(self.timers.hide); }
			});
		}

		/*
		* Make sure hoverIntent functions properly by using mouseleave to clear show timer if
		* mouseenter/mouseout is used for show.event, even if it isn't in the users options.
		*/
		else if(/mouse(over|enter)/i.test(options.show.event)) {
			targets.hide.bind('mouseleave'+namespace, function(event) {
				clearTimeout(self.timers.show);
			});
		}

		// Hide tooltip on document mousedown if unfocus events are enabled
		if(('' + options.hide.event).indexOf('unfocus') > -1) {
			posOptions.container.closest('html').bind('mousedown'+namespace, function(event) {
				var elem = $(event.target),
					enabled = self.rendered && !tooltip.hasClass(disabled) && tooltip[0].offsetWidth > 0,
					isAncestor = elem.parents(selector).filter(tooltip[0]).length > 0;

				if(elem[0] !== target[0] && elem[0] !== tooltip[0] && !isAncestor &&
					!target.has(elem[0]).length && !elem.attr('disabled')
				) {
					self.hide(event);
				}
			});
		}

		// Check if the tooltip hides when inactive
		if('number' === typeof options.hide.inactive) {
			// Bind inactive method to target as a custom event
			targets.show.bind('qtip-'+id+'-inactive', inactiveMethod);

			// Define events which reset the 'inactive' event handler
			$.each(QTIP.inactiveEvents, function(index, type){
				targets.hide.add(elements.tooltip).bind(type+namespace+'-inactive', inactiveMethod);
			});
		}

		// Apply hide events
		$.each(events.hide, function(index, type) {
			var showIndex = $.inArray(type, events.show),
					targetHide = $(targets.hide);

			// Both events and targets are identical, apply events using a toggle
			if((showIndex > -1 && targetHide.add(targets.show).length === targetHide.length) || type === 'unfocus')
			{
				targets.show.bind(type+namespace, function(event) {
					if(tooltip[0].offsetWidth > 0) { hideMethod(event); }
					else { showMethod(event); }
				});

				// Don't bind the event again
				delete events.show[ showIndex ];
			}

			// Events are not identical, bind normally
			else { targets.hide.bind(type+namespace, hideMethod); }
		});

		// Apply show events
		$.each(events.show, function(index, type) {
			targets.show.bind(type+namespace, showMethod);
		});

		// Check if the tooltip hides when mouse is moved a certain distance
		if('number' === typeof options.hide.distance) {
			// Bind mousemove to target to detect distance difference
			targets.show.add(tooltip).bind('mousemove'+namespace, function(event) {
				var origin = cache.origin || {},
					limit = options.hide.distance,
					abs = Math.abs;

				// Check if the movement has gone beyond the limit, and hide it if so
				if(abs(event.pageX - origin.pageX) >= limit || abs(event.pageY - origin.pageY) >= limit) {
					self.hide(event);
				}
			});
		}

		// Mouse positioning events
		if(posOptions.target === 'mouse') {
			// Cache mousemove coords on show targets
			targets.show.bind('mousemove'+namespace, function(event) {
				MOUSE = { pageX: event.pageX, pageY: event.pageY, type: 'mousemove' };
			});

			// If mouse adjustment is on...
			if(posOptions.adjust.mouse) {
				// Apply a mouseleave event so we don't get problems with overlapping
				if(options.hide.event) {
					// Hide when we leave the tooltip and not onto the show target
					tooltip.bind('mouseleave'+namespace, function(event) {
						if((event.relatedTarget || event.target) !== targets.show[0]) { self.hide(event); }
					});

					// Track if we're on the target or not
					elements.target.bind('mouseenter'+namespace+' mouseleave'+namespace, function(event) {
						cache.onTarget = event.type === 'mouseenter';
					});
				}

				// Update tooltip position on mousemove
				targets.document.bind('mousemove'+namespace, function(event) {
					// Update the tooltip position only if the tooltip is visible and adjustment is enabled
					if(self.rendered && cache.onTarget && !tooltip.hasClass(disabled) && tooltip[0].offsetWidth > 0) {
						self.reposition(event || MOUSE);
					}
				});
			}
		}

		// Adjust positions of the tooltip on window resize if enabled
		if(posOptions.adjust.resize || targets.viewport.length) {
			($.event.special.resize ? targets.viewport : targets.window).bind('resize'+namespace, repositionMethod);
		}

		// Adjust tooltip position on scroll if screen adjustment is enabled
		if(targets.viewport.length || (IE6 && tooltip.css('position') === 'fixed')) {
			targets.viewport.bind('scroll'+namespace, repositionMethod);
		}
	}

	function unassignEvents()
	{
		var targets = [
				options.show.target[0],
				options.hide.target[0],
				self.rendered && elements.tooltip[0],
				options.position.container[0],
				options.position.viewport[0],
				options.position.container.closest('html')[0], // unfocus
				window,
				document
			];

		// Check if tooltip is rendered
		if(self.rendered) {
			$([]).pushStack( $.grep(targets, function(i){ return typeof i === 'object'; }) ).unbind(namespace);
		}

		// Tooltip isn't yet rendered, remove render event
		else { options.show.target.unbind(namespace+'-create'); }
	}

	// Setup builtin .set() option checks
	self.checks.builtin = {
		// Core checks
		'^id$': function(obj, o, v) {
			var id = v === TRUE ? QTIP.nextid : v,
				tooltipID = uitooltip + '-' + id;

			if(id !== FALSE && id.length > 0 && !$('#'+tooltipID).length) {
				tooltip[0].id = tooltipID;
				elements.content[0].id = tooltipID + '-content';
				elements.title[0].id = tooltipID + '-title';
			}
		},

		// Content checks
		'^content.text$': function(obj, o, v){ updateContent(v); },
		'^content.title.text$': function(obj, o, v) {
			// Remove title if content is null
			if(!v) { return removeTitle(); }

			// If title isn't already created, create it now and update
			if(!elements.title && v) { createTitle(); }
			updateTitle(v);
		},
		'^content.title.button$': function(obj, o, v){ updateButton(v); },

		// Position checks
		'^position.(my|at)$': function(obj, o, v){
			// Parse new corner value into Corner objecct
			if('string' === typeof v) {
				obj[o] = new PLUGINS.Corner(v);
			}
		},
		'^position.container$': function(obj, o, v){
			if(self.rendered) { tooltip.appendTo(v); }
		},

		// Show checks
		'^show.ready$': function() {
			if(!self.rendered) { self.render(1); }
			else { self.toggle(TRUE); }
		},

		// Style checks
		'^style.classes$': function(obj, o, v) {
			tooltip.attr('class', uitooltip + ' qtip ' + v);
		},
		'^style.widget|content.title': setWidget,

		// Events check
		'^events.(render|show|move|hide|focus|blur)$': function(obj, o, v) {
			tooltip[($.isFunction(v) ? '' : 'un') + 'bind']('tooltip'+o, v);
		},

		// Properties which require event reassignment
		'^(show|hide|position).(event|target|fixed|inactive|leave|distance|viewport|adjust)': function() {
			var posOptions = options.position;

			// Set tracking flag
			tooltip.attr('tracking', posOptions.target === 'mouse' && posOptions.adjust.mouse);

			// Reassign events
			unassignEvents(); assignEvents();
		}
	};

	/*
	* Public API methods
	*/
	$.extend(self, {
		render: function(show)
		{
			if(self.rendered) { return self; } // If tooltip has already been rendered, exit

			var text = options.content.text,
				title = options.content.title.text,
				posOptions = options.position;

			// Add ARIA attributes to target
			$.attr(target[0], 'aria-describedby', tooltipID);

			// Create tooltip element
			tooltip = elements.tooltip = $('<div/>', {
					'id': tooltipID,
					'class': uitooltip + ' qtip ' + defaultClass + ' ' + options.style.classes + ' '+ uitooltip + '-pos-' + options.position.my.abbrev(),
					'width': options.style.width || '',
					'height': options.style.height || '',
					'tracking': posOptions.target === 'mouse' && posOptions.adjust.mouse,

					/* ARIA specific attributes */
					'role': 'alert',
					'aria-live': 'polite',
					'aria-atomic': FALSE,
					'aria-describedby': tooltipID + '-content',
					'aria-hidden': TRUE
				})
				.toggleClass(disabled, cache.disabled)
				.data('qtip', self)
				.appendTo(options.position.container)
				.append(
					// Create content element
					elements.content = $('<div />', {
						'class': uitooltip + '-content',
						'id': tooltipID + '-content',
						'aria-atomic': TRUE
					})
				);

			// Set rendered flag and prevent redundant redraw/reposition calls for now
			self.rendered = -1;
			isDrawing = 1; isPositioning = 1;

			// Create title...
			if(title) {
				createTitle();

				// Update title only if its not a callback (called in toggle if so)
				if(!$.isFunction(title)) { updateTitle(title, FALSE); }
			}

			// Set proper rendered flag and update content if not a callback function (called in toggle)
			if(!$.isFunction(text)) { updateContent(text, FALSE); }
			self.rendered = TRUE;

			// Setup widget classes
			setWidget();

			// Assign passed event callbacks (before plugins!)
			$.each(options.events, function(name, callback) {
				if($.isFunction(callback)) {
					tooltip.bind(name === 'toggle' ? 'tooltipshow tooltiphide' : 'tooltip'+name, callback);
				}
			});

			// Initialize 'render' plugins
			$.each(PLUGINS, function() {
				if(this.initialize === 'render') { this(self); }
			});

			// Assign events
			assignEvents();

			/* Queue this part of the render process in our fx queue so we can
			* load images before the tooltip renders fully.
			*
			* See: updateContent method
			*/
			tooltip.queue('fx', function(next) {
				// tooltiprender event
				triggerEvent('render');

				// Reset flags
				isDrawing = 0; isPositioning = 0;

				// Redraw the tooltip manually now we're fully rendered
				self.redraw();

				// Show tooltip if needed
				if(options.show.ready || show) {
					self.toggle(TRUE, cache.event, FALSE);
				}

				next(); // Move on to next method in queue
			});

			return self;
		},

		get: function(notation)
		{
			var result, o;

			switch(notation.toLowerCase())
			{
				case 'dimensions':
					result = {
						height: tooltip.outerHeight(), width: tooltip.outerWidth()
					};
				break;

				case 'offset':
					result = PLUGINS.offset(tooltip, options.position.container);
				break;

				default:
					o = convertNotation(notation.toLowerCase());
					result = o[0][ o[1] ];
					result = result.precedance ? result.string() : result;
				break;
			}

			return result;
		},

		set: function(option, value)
		{
			var rmove = /^position\.(my|at|adjust|target|container)|style|content|show\.ready/i,
				rdraw = /^content\.(title|attr)|style/i,
				reposition = FALSE,
				redraw = FALSE,
				checks = self.checks,
				name;

			function callback(notation, args) {
				var category, rule, match;

				for(category in checks) {
					for(rule in checks[category]) {
						if(match = (new RegExp(rule, 'i')).exec(notation)) {
							args.push(match);
							checks[category][rule].apply(self, args);
						}
					}
				}
			}

			// Convert singular option/value pair into object form
			if('string' === typeof option) {
				name = option; option = {}; option[name] = value;
			}
			else { option = $.extend(TRUE, {}, option); }

			// Set all of the defined options to their new values
			$.each(option, function(notation, value) {
				var obj = convertNotation( notation.toLowerCase() ), previous;

				// Set new obj value
				previous = obj[0][ obj[1] ];
				obj[0][ obj[1] ] = 'object' === typeof value && value.nodeType ? $(value) : value;

				// Set the new params for the callback
				option[notation] = [obj[0], obj[1], value, previous];

				// Also check if we need to reposition / redraw
				reposition = rmove.test(notation) || reposition;
				redraw = rdraw.test(notation) || redraw;
			});

			// Re-sanitize options
			sanitizeOptions(options);

			/*
			* Execute any valid callbacks for the set options
			* Also set isPositioning/isDrawing so we don't get loads of redundant repositioning
			* and redraw calls.
			*/
			isPositioning = isDrawing = 1; $.each(option, callback); isPositioning = isDrawing = 0;

			// Update position / redraw if needed
			if(self.rendered && tooltip[0].offsetWidth > 0) {
				if(reposition) {
					self.reposition( options.position.target === 'mouse' ? NULL : cache.event );
				}
				if(redraw) { self.redraw(); }
			}

			return self;
		},

		toggle: function(state, event)
		{
			// Render the tooltip if showing and it isn't already
			if(!self.rendered) { return state ? self.render(1) : self; }

			var type = state ? 'show' : 'hide',
				opts = options[type],
				otherOpts = options[ !state ? 'show' : 'hide' ],
				posOptions = options.position,
				contentOptions = options.content,
				visible = tooltip[0].offsetWidth > 0,
				animate = state || opts.target.length === 1,
				sameTarget = !event || opts.target.length < 2 || cache.target[0] === event.target,
				showEvent, delay;

			// Detect state if valid one isn't provided
			if((typeof state).search('boolean|number')) { state = !visible; }

			// Return if element is already in correct state
			if(!tooltip.is(':animated') && visible === state && sameTarget) { return self; }

			// Try to prevent flickering when tooltip overlaps show element
			if(event) {
				if((/over|enter/).test(event.type) && (/out|leave/).test(cache.event.type) &&
					options.show.target.add(event.target).length === options.show.target.length &&
					tooltip.has(event.relatedTarget).length) {
					return self;
				}

				// Cache event
				cache.event = $.extend({}, event);
			}

			// tooltipshow/tooltiphide events
			if(!triggerEvent(type, [90])) { return self; }

			// Set ARIA hidden status attribute
			$.attr(tooltip[0], 'aria-hidden', !!!state);

			// Execute state specific properties
			if(state) {
				// Store show origin coordinates
				cache.origin = $.extend({}, MOUSE);

				// Focus the tooltip
				self.focus(event);

				// Update tooltip content & title if it's a dynamic function
				if($.isFunction(contentOptions.text)) { updateContent(contentOptions.text, FALSE); }
				if($.isFunction(contentOptions.title.text)) { updateTitle(contentOptions.title.text, FALSE); }

				// Cache mousemove events for positioning purposes (if not already tracking)
				if(!trackingBound && posOptions.target === 'mouse' && posOptions.adjust.mouse) {
					$(document).bind('mousemove.qtip', function(event) {
						MOUSE = { pageX: event.pageX, pageY: event.pageY, type: 'mousemove' };
					});
					trackingBound = TRUE;
				}

				// Update the tooltip position
				self.reposition(event, arguments[2]);

				// Hide other tooltips if tooltip is solo
				if(!!opts.solo) {
					$(selector, opts.solo).not(tooltip).qtip('hide', $.Event('tooltipsolo'));
				}
			}
			else {
				// Clear show timer if we're hiding
				clearTimeout(self.timers.show);

				// Remove cached origin on hide
				delete cache.origin;

				// Remove mouse tracking event if not needed (all tracking qTips are hidden)
				if(trackingBound && !$(selector+'[tracking="true"]:visible', opts.solo).not(tooltip).length) {
					$(document).unbind('mousemove.qtip');
					trackingBound = FALSE;
				}

				// Blur the tooltip
				self.blur(event);
			}

			// Define post-animation, state specific properties
			function after() {
				if(state) {
					// Prevent antialias from disappearing in IE by removing filter
					if($.browser.msie) { tooltip[0].style.removeAttribute('filter'); }

					// Remove overflow setting to prevent tip bugs
					tooltip.css('overflow', '');

					// Autofocus elements if enabled
					if('string' === typeof opts.autofocus) {
						$(opts.autofocus, tooltip).focus();
					}

					// If set, hide tooltip when inactive for delay period
					opts.target.trigger('qtip-'+id+'-inactive');
				}
				else {
					// Reset CSS states
					tooltip.css({
						display: '',
						visibility: '',
						opacity: '',
						left: '',
						top: ''
					});
				}

				// tooltipvisible/tooltiphidden events
				triggerEvent(state ? 'visible' : 'hidden');
			}

			// If no effect type is supplied, use a simple toggle
			if(opts.effect === FALSE || animate === FALSE) {
				tooltip[ type ]();
				after.call(tooltip);
			}

			// Use custom function if provided
			else if($.isFunction(opts.effect)) {
				tooltip.stop(1, 1);
				opts.effect.call(tooltip, self);
				tooltip.queue('fx', function(n){ after(); n(); });
			}

			// Use basic fade function by default
			else { tooltip.fadeTo(90, state ? 1 : 0, after); }

			// If inactive hide method is set, active it
			if(state) { opts.target.trigger('qtip-'+id+'-inactive'); }

			return self;
		},

		show: function(event){ return self.toggle(TRUE, event); },

		hide: function(event){ return self.toggle(FALSE, event); },

		focus: function(event)
		{
			if(!self.rendered) { return self; }

			var qtips = $(selector),
				curIndex = parseInt(tooltip[0].style.zIndex, 10),
				newIndex = QTIP.zindex + qtips.length,
				cachedEvent = $.extend({}, event),
				focusedElem;

			// Only update the z-index if it has changed and tooltip is not already focused
			if(!tooltip.hasClass(focusClass))
			{
				// tooltipfocus event
				if(triggerEvent('focus', [newIndex], cachedEvent)) {
					// Only update z-index's if they've changed
					if(curIndex !== newIndex) {
						// Reduce our z-index's and keep them properly ordered
						qtips.each(function() {
							if(this.style.zIndex > curIndex) {
								this.style.zIndex = this.style.zIndex - 1;
							}
						});

						// Fire blur event for focused tooltip
						qtips.filter('.' + focusClass).qtip('blur', cachedEvent);
					}

					// Set the new z-index
					tooltip.addClass(focusClass)[0].style.zIndex = newIndex;
				}
			}

			return self;
		},

		blur: function(event) {
			// Set focused status to FALSE
			tooltip.removeClass(focusClass);

			// tooltipblur event
			triggerEvent('blur', [tooltip.css('zIndex')], event);

			return self;
		},

		reposition: function(event, effect)
		{
			if(!self.rendered || isPositioning) { return self; }

			// Set positioning flag
			isPositioning = 1;

			var target = options.position.target,
				posOptions = options.position,
				my = posOptions.my,
				at = posOptions.at,
				adjust = posOptions.adjust,
				method = adjust.method.split(' '),
				elemWidth = tooltip.outerWidth(),
				elemHeight = tooltip.outerHeight(),
				targetWidth = 0,
				targetHeight = 0,
				fixed = tooltip.css('position') === 'fixed',
				viewport = posOptions.viewport,
				position = { left: 0, top: 0 },
				container = posOptions.container,
				visible = tooltip[0].offsetWidth > 0,
				adjusted, offset, win;

			// Check if absolute position was passed
			if($.isArray(target) && target.length === 2) {
				// Force left top and set position
				at = { x: LEFT, y: TOP };
				position = { left: target[0], top: target[1] };
			}

			// Check if mouse was the target
			else if(target === 'mouse' && ((event && event.pageX) || cache.event.pageX)) {
				// Force left top to allow flipping
				at = { x: LEFT, y: TOP };

				// Use cached event if one isn't available for positioning
				event = (event && (event.type === 'resize' || event.type === 'scroll') ? cache.event :
					event && event.pageX && event.type === 'mousemove' ? event :
					MOUSE && MOUSE.pageX && (adjust.mouse || !event || !event.pageX) ? { pageX: MOUSE.pageX, pageY: MOUSE.pageY } :
					!adjust.mouse && cache.origin && cache.origin.pageX && options.show.distance ? cache.origin :
					event) || event || cache.event || MOUSE || {};

				// Use event coordinates for position
				position = { top: event.pageY, left: event.pageX };
			}

			// Target wasn't mouse or absolute...
			else {
				// Check if event targetting is being used
				if(target === 'event' && event && event.target && event.type !== 'scroll' && event.type !== 'resize') {
					cache.target = $(event.target);
				}
				else if(target !== 'event'){
					cache.target = $(target.jquery ? target : elements.target);
				}
				target = cache.target;

				// Parse the target into a jQuery object and make sure there's an element present
				target = $(target).eq(0);
				if(target.length === 0) { return self; }

				// Check if window or document is the target
				else if(target[0] === document || target[0] === window) {
					targetWidth = PLUGINS.iOS ? window.innerWidth : target.width();
					targetHeight = PLUGINS.iOS ? window.innerHeight : target.height();

					if(target[0] === window) {
						position = {
							top: (viewport || target).scrollTop(),
							left: (viewport || target).scrollLeft()
						};
					}
				}

				// Use Imagemap/SVG plugins if needed
				else if(PLUGINS.imagemap && target.is('area')) {
					adjusted = PLUGINS.imagemap(self, target, at, PLUGINS.viewport ? method : FALSE);
				}
				else if(PLUGINS.svg && typeof target[0].xmlbase === 'string') {
					adjusted = PLUGINS.svg(self, target, at, PLUGINS.viewport ? method : FALSE);
				}

				else {
					targetWidth = target.outerWidth();
					targetHeight = target.outerHeight();

					position = PLUGINS.offset(target, container);
				}

				// Parse returned plugin values into proper variables
				if(adjusted) {
					targetWidth = adjusted.width;
					targetHeight = adjusted.height;
					offset = adjusted.offset;
					position = adjusted.position;
				}

				// Adjust for position.fixed tooltips (and also iOS scroll bug in v3.2-4.0 & v4.3-4.3.2)
				if((PLUGINS.iOS > 3.1 && PLUGINS.iOS < 4.1) || 
					(PLUGINS.iOS >= 4.3 && PLUGINS.iOS < 4.33) || 
					(!PLUGINS.iOS && fixed)
				){
					win = $(window);
					position.left -= win.scrollLeft();
					position.top -= win.scrollTop();
				}

				// Adjust position relative to target
				position.left += at.x === RIGHT ? targetWidth : at.x === CENTER ? targetWidth / 2 : 0;
				position.top += at.y === BOTTOM ? targetHeight : at.y === CENTER ? targetHeight / 2 : 0;
			}

			// Adjust position relative to tooltip
			position.left += adjust.x + (my.x === RIGHT ? -elemWidth : my.x === CENTER ? -elemWidth / 2 : 0);
			position.top += adjust.y + (my.y === BOTTOM ? -elemHeight : my.y === CENTER ? -elemHeight / 2 : 0);

			// Use viewport adjustment plugin if enabled
			if(PLUGINS.viewport) {
				position.adjusted = PLUGINS.viewport(
					self, position, posOptions, targetWidth, targetHeight, elemWidth, elemHeight
				);

				// Apply offsets supplied by positioning plugin (if used)
				if(offset && position.adjusted.left) { position.left += offset.left; }
				if(offset && position.adjusted.top) {  position.top += offset.top; }
			}

			// Viewport adjustment is disabled, set values to zero
			else { position.adjusted = { left: 0, top: 0 }; }

			// tooltipmove event
			if(!triggerEvent('move', [position, viewport.elem || viewport], event)) { return self; }
			delete position.adjusted;

			// If effect is disabled, target it mouse, no animation is defined or positioning gives NaN out, set CSS directly
			if(effect === FALSE || !visible || isNaN(position.left) || isNaN(position.top) || target === 'mouse' || !$.isFunction(posOptions.effect)) {
				tooltip.css(position);
			}

			// Use custom function if provided
			else if($.isFunction(posOptions.effect)) {
				posOptions.effect.call(tooltip, self, $.extend({}, position));
				tooltip.queue(function(next) {
					// Reset attributes to avoid cross-browser rendering bugs
					$(this).css({ opacity: '', height: '' });
					if($.browser.msie) { this.style.removeAttribute('filter'); }

					next();
				});
			}

			// Set positioning flag
			isPositioning = 0;

			return self;
		},

		// Max/min width simulator function for all browsers.. yeaaah!
		redraw: function()
		{
			if(self.rendered < 1 || isDrawing) { return self; }

			var style = options.style,
				container = options.position.container,
				perc, width, max, min;

			// Set drawing flag
			isDrawing = 1;

			// tooltipredraw event
			triggerEvent('redraw');

			// If tooltip has a set height/width, just set it... like a boss!
			if(style.height) { tooltip.css(HEIGHT, style.height); }
			if(style.width) { tooltip.css(WIDTH, style.width); }

			// Simulate max/min width if not set width present...
			else {
				// Reset width and add fluid class
				tooltip.css(WIDTH, '').appendTo(redrawContainer);

				// Grab our tooltip width (add 1 if odd so we don't get wrapping problems.. huzzah!)
				width = tooltip.width();
				if(width % 2 < 1) { width += 1; }

				// Grab our max/min properties
				max = tooltip.css('max-width') || '';
				min = tooltip.css('min-width') || '';

				// Parse into proper pixel values
				perc = (max + min).indexOf('%') > -1 ? container.width() / 100 : 0;
				max = ((max.indexOf('%') > -1 ? perc : 1) * parseInt(max, 10)) || width;
				min = ((min.indexOf('%') > -1 ? perc : 1) * parseInt(min, 10)) || 0;

				// Determine new dimension size based on max/min/current values
				width = max + min ? Math.min(Math.max(width, min), max) : width;

				// Set the newly calculated width and remvoe fluid class
				tooltip.css(WIDTH, Math.round(width)).appendTo(container);
			}

			// tooltipredrawn event
			triggerEvent('redrawn');

			// Set drawing flag
			isDrawing = 0;

			return self;
		},

		disable: function(state)
		{
			if('boolean' !== typeof state) {
				state = !(tooltip.hasClass(disabled) || cache.disabled);
			}

			if(self.rendered) {
				tooltip.toggleClass(disabled, state);
				$.attr(tooltip[0], 'aria-disabled', state);
			}
			else {
				cache.disabled = !!state;
			}

			return self;
		},

		enable: function() { return self.disable(FALSE); },

		destroy: function()
		{
			var t = target[0],
				title = $.attr(t, oldtitle),
				elemAPI = target.data('qtip');

			// Set flag the signify destroy is taking place to plugins
			self.destroyed = TRUE;

			// Destroy tooltip and  any associated plugins if rendered
			if(self.rendered) {
				tooltip.stop(1,0).remove();

				$.each(self.plugins, function() {
					if(this.destroy) { this.destroy(); }
				});
			}

			// Clear timers and remove bound events
			clearTimeout(self.timers.show);
			clearTimeout(self.timers.hide);
			unassignEvents();

			// If the API if actually this qTip API...
			if(!elemAPI || self === elemAPI) {
				// Remove api object
				$.removeData(t, 'qtip');

				// Reset old title attribute if removed
				if(options.suppress && title) {
					$.attr(t, 'title', title);
					target.removeAttr(oldtitle);
				}

				// Remove ARIA attributes
				target.removeAttr('aria-describedby');
			}

			// Remove qTip events associated with this API
			target.unbind('.qtip-'+id);

			// Remove ID from sued id object
			delete usedIDs[self.id];

			return target;
		}
	});
}

// Initialization method
function init(id, opts)
{
	var obj, posOptions, attr, config, title,

	// Setup element references
	elem = $(this),
	docBody = $(document.body),

	// Use document body instead of document element if needed
	newTarget = this === document ? docBody : elem,

	// Grab metadata from element if plugin is present
	metadata = (elem.metadata) ? elem.metadata(opts.metadata) : NULL,

	// If metadata type if HTML5, grab 'name' from the object instead, or use the regular data object otherwise
	metadata5 = opts.metadata.type === 'html5' && metadata ? metadata[opts.metadata.name] : NULL,

	// Grab data from metadata.name (or data-qtipopts as fallback) using .data() method,
	html5 = elem.data(opts.metadata.name || 'qtipopts');

	// If we don't get an object returned attempt to parse it manualyl without parseJSON
	try { html5 = typeof html5 === 'string' ? $.parseJSON(html5) : html5; } catch(e) {}

	// Merge in and sanitize metadata
	config = $.extend(TRUE, {}, QTIP.defaults, opts,
		typeof html5 === 'object' ? sanitizeOptions(html5) : NULL,
		sanitizeOptions(metadata5 || metadata));

	// Re-grab our positioning options now we've merged our metadata and set id to passed value
	posOptions = config.position;
	config.id = id;

	// Setup missing content if none is detected
	if('boolean' === typeof config.content.text) {
		attr = elem.attr(config.content.attr);

		// Grab from supplied attribute if available
		if(config.content.attr !== FALSE && attr) { config.content.text = attr; }

		// No valid content was found, abort render
		else { return FALSE; }
	}

	// Setup target options
	if(!posOptions.container.length) { posOptions.container = docBody; }
	if(posOptions.target === FALSE) { posOptions.target = newTarget; }
	if(config.show.target === FALSE) { config.show.target = newTarget; }
	if(config.show.solo === TRUE) { config.show.solo = posOptions.container.closest('body'); }
	if(config.hide.target === FALSE) { config.hide.target = newTarget; }
	if(config.position.viewport === TRUE) { config.position.viewport = posOptions.container; }

	// Ensure we only use a single container
	posOptions.container = posOptions.container.eq(0);

	// Convert position corner values into x and y strings
	posOptions.at = new PLUGINS.Corner(posOptions.at);
	posOptions.my = new PLUGINS.Corner(posOptions.my);

	// Destroy previous tooltip if overwrite is enabled, or skip element if not
	if($.data(this, 'qtip')) {
		if(config.overwrite) {
			elem.qtip('destroy');
		}
		else if(config.overwrite === FALSE) {
			return FALSE;
		}
	}

	// Remove title attribute and store it if present
	if(config.suppress && (title = $.attr(this, 'title'))) {
		// Final attr call fixes event delegatiom and IE default tooltip showing problem
		$(this).removeAttr('title').attr(oldtitle, title).attr('title', '');
	}

	// Initialize the tooltip and add API reference
	obj = new QTip(elem, config, id, !!attr);
	$.data(this, 'qtip', obj);

	// Catch remove/removeqtip events on target element to destroy redundant tooltip
	elem.bind('remove.qtip-'+id+' removeqtip.qtip-'+id, function(){ obj.destroy(); });

	return obj;
}

// jQuery $.fn extension method
QTIP = $.fn.qtip = function(options, notation, newValue)
{
	var command = ('' + options).toLowerCase(), // Parse command
		returned = NULL,
		args = $.makeArray(arguments).slice(1),
		event = args[args.length - 1],
		opts = this[0] ? $.data(this[0], 'qtip') : NULL;

	// Check for API request
	if((!arguments.length && opts) || command === 'api') {
		return opts;
	}

	// Execute API command if present
	else if('string' === typeof options)
	{
		this.each(function()
		{
			var api = $.data(this, 'qtip');
			if(!api) { return TRUE; }

			// Cache the event if possible
			if(event && event.timeStamp) { api.cache.event = event; }

			// Check for specific API commands
			if((command === 'option' || command === 'options') && notation) {
				if($.isPlainObject(notation) || newValue !== undefined) {
					api.set(notation, newValue);
				}
				else {
					returned = api.get(notation);
					return FALSE;
				}
			}

			// Execute API command
			else if(api[command]) {
				api[command].apply(api[command], args);
			}
		});

		return returned !== NULL ? returned : this;
	}

	// No API commands. validate provided options and setup qTips
	else if('object' === typeof options || !arguments.length)
	{
		opts = sanitizeOptions($.extend(TRUE, {}, options));

		// Bind the qTips
		return QTIP.bind.call(this, opts, event);
	}
};

// $.fn.qtip Bind method
QTIP.bind = function(opts, event)
{
	return this.each(function(i) {
		var options, targets, events, namespace, api, id;

		// Find next available ID, or use custom ID if provided
		id = $.isArray(opts.id) ? opts.id[i] : opts.id;
		id = !id || id === FALSE || id.length < 1 || usedIDs[id] ? QTIP.nextid++ : (usedIDs[id] = id);

		// Setup events namespace
		namespace = '.qtip-'+id+'-create';

		// Initialize the qTip and re-grab newly sanitized options
		api = init.call(this, id, opts);
		if(api === FALSE) { return TRUE; }
		options = api.options;

		// Initialize plugins
		$.each(PLUGINS, function() {
			if(this.initialize === 'initialize') { this(api); }
		});

		// Determine hide and show targets
		targets = { show: options.show.target, hide: options.hide.target };
		events = {
			show: $.trim('' + options.show.event).replace(/ /g, namespace+' ') + namespace,
			hide: $.trim('' + options.hide.event).replace(/ /g, namespace+' ') + namespace
		};

		/*
		* Make sure hoverIntent functions properly by using mouseleave as a hide event if
		* mouseenter/mouseout is used for show.event, even if it isn't in the users options.
		*/
		if(/mouse(over|enter)/i.test(events.show) && !/mouse(out|leave)/i.test(events.hide)) {
			events.hide += ' mouseleave' + namespace;
		}

		/*
		* Also make sure initial mouse targetting works correctly by caching mousemove coords
		* on show targets before the tooltip has rendered.
		*
		* Also set onTarget when triggered to keep mouse tracking working
		*/
		targets.show.bind('mousemove'+namespace, function(event) {
			MOUSE = { pageX: event.pageX, pageY: event.pageY, type: 'mousemove' };
			api.cache.onTarget = TRUE;
		});

		// Define hoverIntent function
		function hoverIntent(event) {
			function render() {
				// Cache mouse coords,render and render the tooltip
				api.render(typeof event === 'object' || options.show.ready);

				// Unbind show and hide events
				targets.show.add(targets.hide).unbind(namespace);
			}

			// Only continue if tooltip isn't disabled
			if(api.cache.disabled) { return FALSE; }

			// Cache the event data
			api.cache.event = $.extend({}, event);
			api.cache.target = event ? $(event.target) : [undefined];

			// Start the event sequence
			if(options.show.delay > 0) {
				clearTimeout(api.timers.show);
				api.timers.show = setTimeout(render, options.show.delay);
				if(events.show !== events.hide) {
					targets.hide.bind(events.hide, function() { clearTimeout(api.timers.show); });
				}
			}
			else { render(); }
		}

		// Bind show events to target
		targets.show.bind(events.show, hoverIntent);

		// Prerendering is enabled, create tooltip now
		if(options.show.ready || options.prerender) { hoverIntent(event); }
	});
};

// Setup base plugins
PLUGINS = QTIP.plugins = {
	// Corner object parser
	Corner: function(corner) {
		corner = ('' + corner).replace(/([A-Z])/, ' $1').replace(/middle/gi, CENTER).toLowerCase();
		this.x = (corner.match(/left|right/i) || corner.match(/center/) || ['inherit'])[0].toLowerCase();
		this.y = (corner.match(/top|bottom|center/i) || ['inherit'])[0].toLowerCase();

		var f = corner.charAt(0); this.precedance = (f === 't' || f === 'b' ? Y : X);

		this.string = function() { return this.precedance === Y ? this.y+this.x : this.x+this.y; };
		this.abbrev = function() {
			var x = this.x.substr(0,1), y = this.y.substr(0,1);
			return x === y ? x : this.precedance === Y ? y + x : x + y;
		};

		this.invertx = function(center) { this.x = this.x === LEFT ? RIGHT : this.x === RIGHT ? LEFT : center || this.x; };
		this.inverty = function(center) { this.y = this.y === TOP ? BOTTOM : this.y === BOTTOM ? TOP : center || this.y; };

		this.clone = function() {
			return {
				x: this.x, y: this.y, precedance: this.precedance,
				string: this.string, abbrev: this.abbrev, clone: this.clone,
				invertx: this.invertx, inverty: this.inverty
			};
		};
	},

	// Custom (more correct for qTip!) offset calculator
	offset: function(elem, container) {
		var pos = elem.offset(),
			docBody = elem.closest('body')[0],
			parent = container, scrolled,
			coffset, overflow;

		function scroll(e, i) {
			pos.left += i * e.scrollLeft();
			pos.top += i * e.scrollTop();
		}

		if(parent) {
			// Compensate for non-static containers offset
			do {
				if(parent.css('position') !== 'static') {
					coffset = parent.position();

					// Account for element positioning, borders and margins
					pos.left -= coffset.left + (parseInt(parent.css('borderLeftWidth'), 10) || 0) + (parseInt(parent.css('marginLeft'), 10) || 0);
					pos.top -= coffset.top + (parseInt(parent.css('borderTopWidth'), 10) || 0) + (parseInt(parent.css('marginTop'), 10) || 0);

					// If this is the first parent element with an overflow of "scroll" or "auto", store it
					if(!scrolled && (overflow = parent.css('overflow')) !== 'hidden' && overflow !== 'visible') { scrolled = parent; }
				}
			}
			while((parent = $(parent[0].offsetParent)).length);

			// Compensate for containers scroll if it also has an offsetParent
			if(scrolled && scrolled[0] !== docBody) { scroll( scrolled, 1 ); }
		}

		return pos;
	},

	/*
	* iOS version detection
	*/
	iOS: parseFloat( 
		('' + (/CPU.*OS ([0-9_]{1,5})|(CPU like).*AppleWebKit.*Mobile/i.exec(navigator.userAgent) || [0,''])[1])
		.replace('undefined', '3_2').replace('_', '.').replace('_', '')
	) || FALSE,

	/*
	* jQuery-specific $.fn overrides
	*/
	fn: {
		/* Allow other plugins to successfully retrieve the title of an element with a qTip applied */
		attr: function(attr, val) {
			if(this.length) {
				var self = this[0],
					title = 'title',
					api = $.data(self, 'qtip');

				if(attr === title && api && 'object' === typeof api && api.options.suppress) {
					if(arguments.length < 2) {
						return $.attr(self, oldtitle);
					}

					// If qTip is rendered and title was originally used as content, update it
					if(api && api.options.content.attr === title && api.cache.attr) {
						api.set('content.text', val);
					}

					// Use the regular attr method to set, then cache the result
					return this.attr(oldtitle, val);
				}
			}

			return $.fn['attr'+replaceSuffix].apply(this, arguments);
		},

		/* Allow clone to correctly retrieve cached title attributes */
		clone: function(keepData) {
			var titles = $([]), title = 'title',

			// Clone our element using the real clone method
			elems = $.fn['clone'+replaceSuffix].apply(this, arguments);

			// Grab all elements with an oldtitle set, and change it to regular title attribute, if keepData is false
			if(!keepData) {
				elems.filter('['+oldtitle+']').attr('title', function() {
					return $.attr(this, oldtitle);
				})
				.removeAttr(oldtitle);
			}

			return elems;
		}
	}
};

// Apply the fn overrides above
$.each(PLUGINS.fn, function(name, func) {
	if(!func || $.fn[name+replaceSuffix]) { return TRUE; }

	var old = $.fn[name+replaceSuffix] = $.fn[name];
	$.fn[name] = function() {
		return func.apply(this, arguments) || old.apply(this, arguments);
	};
});

/* Fire off 'removeqtip' handler in $.cleanData if jQuery UI not present (it already does similar).
 * This snippet is taken directly from jQuery UI source code found here:
 *     http://code.jquery.com/ui/jquery-ui-git.js
 */
if(!$.ui) {
	$['cleanData'+replaceSuffix] = $.cleanData;
	$.cleanData = function( elems ) {
		for(var i = 0, elem; (elem = elems[i]) !== undefined; i++) {
			try { $( elem ).triggerHandler('removeqtip'); }
			catch( e ) {}
		}
		$['cleanData'+replaceSuffix]( elems );
	};
}

// Set global qTip properties
QTIP.version = '@VERSION';
QTIP.nextid = 0;
QTIP.inactiveEvents = 'click dblclick mousedown mouseup mousemove mouseleave mouseenter'.split(' ');
QTIP.zindex = 15000;

// Define configuration defaults
QTIP.defaults = {
	prerender: FALSE,
	id: FALSE,
	overwrite: TRUE,
	suppress: TRUE,
	content: {
		text: TRUE,
		attr: 'title',
		title: {
			text: FALSE,
			button: FALSE
		}
	},
	position: {
		my: 'top left',
		at: 'bottom right',
		target: FALSE,
		container: FALSE,
		viewport: FALSE,
		adjust: {
			x: 0, y: 0,
			mouse: TRUE,
			resize: TRUE,
			method: 'flip flip'
		},
		effect: function(api, pos, viewport) {
			$(this).animate(pos, {
				duration: 200,
				queue: FALSE
			});
		}
	},
	show: {
		target: FALSE,
		event: 'mouseenter',
		effect: TRUE,
		delay: 90,
		solo: FALSE,
		ready: FALSE,
		autofocus: FALSE
	},
	hide: {
		target: FALSE,
		event: 'mouseleave',
		effect: TRUE,
		delay: 0,
		fixed: FALSE,
		inactive: FALSE,
		leave: 'window',
		distance: FALSE
	},
	style: {
		classes: '',
		widget: FALSE,
		width: FALSE,
		height: FALSE,
		def: TRUE
	},
	events: {
		render: NULL,
		move: NULL,
		show: NULL,
		hide: NULL,
		toggle: NULL,
		visible: NULL,
		hidden: NULL,
		focus: NULL,
		blur: NULL
	}
};


PLUGINS.svg = function(api, svg, corner, adjustMethod)
{
	var doc = $(document),
		elem = svg[0],
		result = {
			width: 0, height: 0,
			position: { top: 1e10, left: 1e10 }
		},
		box, mtx, root, point, tPoint;

	// Ascend the parentNode chain until we find an element with getBBox()
	while(!elem.getBBox) { elem = elem.parentNode; }

	// Check for a valid bounding box method
	if (elem.getBBox && elem.parentNode) {
		box = elem.getBBox();
		mtx = elem.getScreenCTM();
		root = elem.farthestViewportElement || elem;

		// Return if no method is found
		if(!root.createSVGPoint) { return result; }

		// Create our point var
		point = root.createSVGPoint();

		// Adjust top and left
		point.x = box.x;
		point.y = box.y;
		tPoint = point.matrixTransform(mtx);
		result.position.left = tPoint.x;
		result.position.top = tPoint.y;

		// Adjust width and height
		point.x += box.width;
		point.y += box.height;
		tPoint = point.matrixTransform(mtx);
		result.width = tPoint.x - result.position.left;
		result.height = tPoint.y - result.position.top;

		// Adjust by scroll offset
		result.position.left += doc.scrollLeft();
		result.position.top += doc.scrollTop();
	}

	return result;
};


function Ajax(api)
{
	var self = this,
		tooltip = api.elements.tooltip,
		opts = api.options.content.ajax,
		defaults = QTIP.defaults.content.ajax,
		namespace = '.qtip-ajax',
		rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
		first = TRUE,
		stop = FALSE,
		xhr;

	api.checks.ajax = {
		'^content.ajax': function(obj, name, v) {
			// If content.ajax object was reset, set our local var
			if(name === 'ajax') { opts = v; }

			if(name === 'once') {
				self.init();
			}
			else if(opts && opts.url) {
				self.load();
			}
			else {
				tooltip.unbind(namespace);
			}
		}
	};

	$.extend(self, {
		init: function() {
			// Make sure ajax options are enabled and bind event
			if(opts && opts.url) {
				tooltip.unbind(namespace)[ opts.once ? 'one' : 'bind' ]('tooltipshow'+namespace, self.load);
			}

			return self;
		},

		load: function(event) {
			if(stop) {stop = FALSE; return; }

			var hasSelector = opts.url.lastIndexOf(' '),
				url = opts.url,
				selector,
				hideFirst = !opts.loading && first;

			// If loading option is disabled, prevent the tooltip showing until we've completed the request
			if(hideFirst) { try{ event.preventDefault(); } catch(e) {} }

			// Make sure default event hasn't been prevented
			else if(event && event.isDefaultPrevented()) { return self; }

			// Cancel old request
			if(xhr && xhr.abort) { xhr.abort(); }
			
			// Check if user delcared a content selector like in .load()
			if(hasSelector > -1) {
				selector = url.substr(hasSelector);
				url = url.substr(0, hasSelector);
			}

			// Define common after callback for both success/error handlers
			function after() {
				var complete;

				// Don't proceed if tooltip is destroyed
				if(api.destroyed) { return; }

				// Set first flag to false
				first = FALSE;

				// Re-display tip if loading and first time, and reset first flag
				if(hideFirst) { stop = TRUE; api.show(event.originalEvent); }

				// Call users complete method if it was defined
				if((complete = defaults.complete || opts.complete) && $.isFunction(complete)) {
					complete.apply(opts.context || api, arguments);
				}
			}

			// Define success handler
			function successHandler(content, status, jqXHR) {
				var success;

				// Don't proceed if tooltip is destroyed
				if(api.destroyed) { return; }

				// If URL contains a selector
				if(selector && 'string' === typeof content) {
					// Create a dummy div to hold the results and grab the selector element
					content = $('<div/>')
						// inject the contents of the document in, removing the scripts
						// to avoid any 'Permission Denied' errors in IE
						.append(content.replace(rscript, ""))
						
						// Locate the specified elements
						.find(selector);
				}

				// Call the success function if one is defined
				if((success = defaults.success || opts.success) && $.isFunction(success)) {
					success.call(opts.context || api, content, status, jqXHR);
				}

				// Otherwise set the content
				else { api.set('content.text', content); }
			}

			// Error handler
			function errorHandler(xhr, status, error) {
				if(api.destroyed || xhr.status === 0) { return; }
				api.set('content.text', status + ': ' + error);
			}

			// Setup $.ajax option object and process the request
			xhr = $.ajax(
				$.extend({
					error: defaults.error || errorHandler,
					context: api
				},
				opts, { url: url, success: successHandler, complete: after })
			);
		},

		destroy: function() {
			// Cancel ajax request if possible
			if(xhr && xhr.abort) { xhr.abort(); }

			// Set api.destroyed flag
			api.destroyed = TRUE;
		}
	});

	self.init();
}


PLUGINS.ajax = function(api)
{
	var self = api.plugins.ajax;
	
	return 'object' === typeof self ? self : (api.plugins.ajax = new Ajax(api));
};

PLUGINS.ajax.initialize = 'render';

// Setup plugin sanitization
PLUGINS.ajax.sanitize = function(options)
{
	var content = options.content, opts;
	if(content && 'ajax' in content) {
		opts = content.ajax;
		if(typeof opts !== 'object') { opts = options.content.ajax = { url: opts }; }
		if('boolean' !== typeof opts.once && opts.once) { opts.once = !!opts.once; }
	}
};

// Extend original api defaults
$.extend(TRUE, QTIP.defaults, {
	content: {
		ajax: {
			loading: TRUE,
			once: TRUE
		}
	}
});


// Tip coordinates calculator
function calculateTip(corner, width, height)
{	
	var width2 = Math.ceil(width / 2), height2 = Math.ceil(height / 2),

	// Define tip coordinates in terms of height and width values
	tips = {
		bottomright:	[[0,0],				[width,height],		[width,0]],
		bottomleft:		[[0,0],				[width,0],				[0,height]],
		topright:		[[0,height],		[width,0],				[width,height]],
		topleft:			[[0,0],				[0,height],				[width,height]],
		topcenter:		[[0,height],		[width2,0],				[width,height]],
		bottomcenter:	[[0,0],				[width,0],				[width2,height]],
		rightcenter:	[[0,0],				[width,height2],		[0,height]],
		leftcenter:		[[width,0],			[width,height],		[0,height2]]
	};

	// Set common side shapes
	tips.lefttop = tips.bottomright; tips.righttop = tips.bottomleft;
	tips.leftbottom = tips.topright; tips.rightbottom = tips.topleft;

	return tips[ corner.string() ];
}


function Tip(qTip, command)
{
	var self = this,
		opts = qTip.options.style.tip,
		elems = qTip.elements,
		tooltip = elems.tooltip,
		cache = { top: 0, left: 0 },
		size = {
			width: opts.width,
			height: opts.height
		},
		color = { },
		border = opts.border || 0,
		namespace = '.qtip-tip',
		hasCanvas = !!($('<canvas />')[0] || {}).getContext,
		tiphtml;

	self.corner = NULL;
	self.mimic = NULL;
	self.border = border;
	self.offset = opts.offset;
	self.size = size;

	// Add new option checks for the plugin
	qTip.checks.tip = {
		'^position.my|style.tip.(corner|mimic|border)$': function() {
			// Make sure a tip can be drawn
			if(!self.init()) {
				self.destroy();
			}

			// Reposition the tooltip
			qTip.reposition();
		},
		'^style.tip.(height|width)$': function() {
			// Re-set dimensions and redraw the tip
			size = {
				width: opts.width,
				height: opts.height
			};
			self.create();
			self.update();

			// Reposition the tooltip
			qTip.reposition();
		},
		'^content.title.text|style.(classes|widget)$': function() {
			if(elems.tip && elems.tip.length) {
				self.update();
			}
		}
	};

	function whileVisible(callback) {
		var visible = tooltip.is(':visible');
		tooltip.show(); callback(); tooltip.toggle(visible);
	}

	function swapDimensions() {
		size.width = opts.height;
		size.height = opts.width;
	}

	function resetDimensions() {
		size.width = opts.width;
		size.height = opts.height;
	}

	function reposition(event, api, pos, viewport) {
		if(!elems.tip) { return; }

		var newCorner = self.corner.clone(),
			adjust = pos.adjusted,
			method = qTip.options.position.adjust.method.split(' '),
			horizontal = method[0],
			vertical = method[1] || method[0],
			shift = { left: FALSE, top: FALSE, x: 0, y: 0 },
			offset, css = {}, props;

		// If our tip position isn't fixed e.g. doesn't adjust with viewport...
		if(self.corner.fixed !== TRUE) {
			// Horizontal - Shift or flip method
			if(horizontal === SHIFT && newCorner.precedance === X && adjust.left && newCorner.y !== CENTER) {
				newCorner.precedance = newCorner.precedance === X ? Y : X;
			}
			else if(horizontal !== SHIFT && adjust.left){
				newCorner.x = newCorner.x === CENTER ? (adjust.left > 0 ? LEFT : RIGHT) : (newCorner.x === LEFT ? RIGHT : LEFT);
			}

			// Vertical - Shift or flip method
			if(vertical === SHIFT && newCorner.precedance === Y && adjust.top && newCorner.x !== CENTER) {
				newCorner.precedance = newCorner.precedance === Y ? X : Y;
			}
			else if(vertical !== SHIFT && adjust.top) {
				newCorner.y = newCorner.y === CENTER ? (adjust.top > 0 ? TOP : BOTTOM) : (newCorner.y === TOP ? BOTTOM : TOP);
			}

			// Update and redraw the tip if needed (check cached details of last drawn tip)
			if(newCorner.string() !== cache.corner.string() && (cache.top !== adjust.top || cache.left !== adjust.left)) {
				self.update(newCorner, FALSE);
			}
		}

		// Setup tip offset properties
		offset = self.position(newCorner, adjust);
		offset[ newCorner.x ] += parseWidth(newCorner, newCorner.x);
		offset[ newCorner.y ] += parseWidth(newCorner, newCorner.y);

		// Readjust offset object to make it left/top
		if(offset.right !== undefined) { offset.left = -offset.right; }
		if(offset.bottom !== undefined) { offset.top = -offset.bottom; }
		offset.user = Math.max(0, opts.offset);

		// Viewport "shift" specific adjustments
		if(shift.left = (horizontal === SHIFT && !!adjust.left)) {
			if(newCorner.x === CENTER) {
				css['margin-left'] = shift.x = offset['margin-left'] - adjust.left;
			}
			else {
				props = offset.right !== undefined ?
					[ adjust.left, -offset.left ] : [ -adjust.left, offset.left ];

				if( (shift.x = Math.max(props[0], props[1])) > props[0] ) {
					pos.left -= adjust.left;
					shift.left = FALSE;
				}
				
				css[ offset.right !== undefined ? RIGHT : LEFT ] = shift.x;
			}
		}
		if(shift.top = (vertical === SHIFT && !!adjust.top)) {
			if(newCorner.y === CENTER) {
				css['margin-top'] = shift.y = offset['margin-top'] - adjust.top;
			}
			else {
				props = offset.bottom !== undefined ?
					[ adjust.top, -offset.top ] : [ -adjust.top, offset.top ];

				if( (shift.y = Math.max(props[0], props[1])) > props[0] ) {
					pos.top -= adjust.top;
					shift.top = FALSE;
				}

				css[ offset.bottom !== undefined ? BOTTOM : TOP ] = shift.y;
			}
		}

		/*
		* If the tip is adjusted in both dimensions, or in a
		* direction that would cause it to be anywhere but the
		* outer border, hide it!
		*/
		elems.tip.css(css).toggle(
			!((shift.x && shift.y) || (newCorner.x === CENTER && shift.y) || (newCorner.y === CENTER && shift.x))
		);

		// Adjust position to accomodate tip dimensions
		pos.left -= offset.left.charAt ? offset.user : horizontal !== SHIFT || shift.top || !shift.left && !shift.top ? offset.left : 0;
		pos.top -= offset.top.charAt ? offset.user : vertical !== SHIFT || shift.left || !shift.left && !shift.top ? offset.top : 0;

		// Cache details
		cache.left = adjust.left; cache.top = adjust.top;
		cache.corner = newCorner.clone();
	}

	function parseCorner() {
		var corner = opts.corner,
			posOptions = qTip.options.position,
			at = posOptions.at,
			my = posOptions.my.string ? posOptions.my.string() : posOptions.my;

		// Detect corner and mimic properties
		if(corner === FALSE || (my === FALSE && at === FALSE)) {
			return FALSE;
		}
		else {
			if(corner === TRUE) {
				self.corner = new PLUGINS.Corner(my);
			}
			else if(!corner.string) {
				self.corner = new PLUGINS.Corner(corner);
				self.corner.fixed = TRUE;
			}
		}

		// Cache it
		cache.corner = new PLUGINS.Corner( self.corner.string() );

		return self.corner.string() !== 'centercenter';
	}

	/* border width calculator */
	function parseWidth(corner, side, use) {
		side = !side ? corner[corner.precedance] : side;
		
		var isTitleTop = elems.titlebar && corner.y === TOP,
			elem = isTitleTop ? elems.titlebar : tooltip,
			borderSide = 'border-' + side + '-width',
			css = function(elem) { return parseInt(elem.css(borderSide), 10); },
			val;

		// Grab the border-width value (make tooltip visible first)
		whileVisible(function() {
			val = (use ? css(use) : (css(elems.content) || css(elem) || css(tooltip))) || 0;
		});
		return val;
	}

	function parseRadius(corner) {
		var isTitleTop = elems.titlebar && corner.y === TOP,
			elem = isTitleTop ? elems.titlebar : elems.content,
			moz = $.browser.mozilla,
			prefix = moz ? '-moz-' : $.browser.webkit ? '-webkit-' : '',
			nonStandard = 'border-radius-' + corner.y + corner.x,
			standard = 'border-' + corner.y + '-' + corner.x + '-radius',
			css = function(c) { return parseInt(elem.css(c), 10) || parseInt(tooltip.css(c), 10); },
			val;

		whileVisible(function() {
			val = css(standard) || css(prefix + standard) || css(prefix + nonStandard) || css(nonStandard) || 0;
		});
		return val;
	}

	function parseColours(actual) {
		var i, fill, border,
			tip = elems.tip.css('cssText', ''),
			corner = actual || self.corner,
			invalid = /rgba?\(0, 0, 0(, 0)?\)|transparent|#123456/i,
			borderSide = 'border-' + corner[ corner.precedance ] + '-color',
			bgColor = 'background-color',
			transparent = 'transparent',
			important = ' !important',

			titlebar = elems.titlebar,
			useTitle = titlebar && (corner.y === TOP || (corner.y === CENTER && tip.position().top + (size.height / 2) + opts.offset < titlebar.outerHeight(TRUE))),
			colorElem = useTitle ? titlebar : elems.content;

		function css(elem, prop, compare) {
			var val = elem.css(prop) || transparent;
			if(compare && val === elem.css(compare)) { return FALSE; }
			else { return invalid.test(val) ? FALSE : val; }
		}

		// Ensure tooltip is visible then...
		whileVisible(function() {
			// Attempt to detect the background colour from various elements, left-to-right precedance
			color.fill = css(tip, bgColor) || css(colorElem, bgColor) || css(elems.content, bgColor) || 
				css(tooltip, bgColor) || tip.css(bgColor);

			// Attempt to detect the correct border side colour from various elements, left-to-right precedance
			color.border = css(tip, borderSide, 'color') || css(colorElem, borderSide, 'color') || 
				css(elems.content, borderSide, 'color') || css(tooltip, borderSide, 'color') || tooltip.css(borderSide);

			// Reset background and border colours
			$('*', tip).add(tip).css('cssText', bgColor+':'+transparent+important+';border:0'+important+';');
		});
	}

	function calculateSize(corner) {
		var y = corner.precedance === Y,
			width = size [ y ? WIDTH : HEIGHT ],
			height = size [ y ? HEIGHT : WIDTH ],
			isCenter = corner.string().indexOf(CENTER) > -1,
			base = width * (isCenter ? 0.5 : 1),
			pow = Math.pow,
			round = Math.round,
			bigHyp, ratio, result,

		smallHyp = Math.sqrt( pow(base, 2) + pow(height, 2) ),
		
		hyp = [
			(border / base) * smallHyp, (border / height) * smallHyp
		];
		hyp[2] = Math.sqrt( pow(hyp[0], 2) - pow(border, 2) );
		hyp[3] = Math.sqrt( pow(hyp[1], 2) - pow(border, 2) );

		bigHyp = smallHyp + hyp[2] + hyp[3] + (isCenter ? 0 : hyp[0]);
		ratio = bigHyp / smallHyp;

		result = [ round(ratio * height), round(ratio * width) ];
		return { height: result[ y ? 0 : 1 ], width: result[ y ? 1 : 0 ] };
	}

	function createVML(tag, props, style) {
		return '<qvml:'+tag+' xmlns="urn:schemas-microsoft.com:vml" class="qtip-vml" '+(props||'')+
			' style="behavior: url(#default#VML); '+(style||'')+ '" />';
	}

	$.extend(self, {
		init: function()
		{
			var enabled = parseCorner() && (hasCanvas || $.browser.msie);

			// Determine tip corner and type
			if(enabled) {
				// Create a new tip and draw it
				self.create();
				self.update();

				// Bind update events
				tooltip.unbind(namespace).bind('tooltipmove'+namespace, reposition);

				// Fix for issue of tips not showing after redraw in IE (VML...)
				if(!hasCanvas) {
					tooltip.bind('tooltipredraw tooltipredrawn', function(event) {
						if(event.type === 'tooltipredraw') {
							tiphtml = elems.tip.html();
							elems.tip.html('');
						}
						else { elems.tip.html(tiphtml); }
					});
				}
			}
			
			return enabled;
		},

		create: function()
		{
			var width = size.width,
				height = size.height,
				vml;

			// Remove previous tip element if present
			if(elems.tip) { elems.tip.remove(); }

			// Create tip element and prepend to the tooltip
			elems.tip = $('<div />', { 'class': 'ui-tooltip-tip' }).css({ width: width, height: height }).prependTo(tooltip);

			// Create tip drawing element(s)
			if(hasCanvas) {
				// save() as soon as we create the canvas element so FF2 doesn't bork on our first restore()!
				$('<canvas />').appendTo(elems.tip)[0].getContext('2d').save();
			}
			else {
				vml = createVML('shape', 'coordorigin="0,0"', 'position:absolute;');
				elems.tip.html(vml + vml);

				// Prevent mousing down on the tip since it causes problems with .live() handling in IE due to VML
				$('*', elems.tip).bind('click mousedown', function(event) { event.stopPropagation(); });
			}
		},

		update: function(corner, position)
		{
			var tip = elems.tip,
				inner = tip.children(),
				width = size.width,
				height = size.height,
				mimic = opts.mimic,
				round = Math.round,
				precedance, context, coords, translate, newSize;

			// Re-determine tip if not already set
			if(!corner) { corner = cache.corner || self.corner; }

			// Use corner property if we detect an invalid mimic value
			if(mimic === FALSE) { mimic = corner; }

			// Otherwise inherit mimic properties from the corner object as necessary
			else {
				mimic = new PLUGINS.Corner(mimic);
				mimic.precedance = corner.precedance;

				if(mimic.x === 'inherit') { mimic.x = corner.x; }
				else if(mimic.y === 'inherit') { mimic.y = corner.y; }
				else if(mimic.x === mimic.y) {
					mimic[ corner.precedance ] = corner[ corner.precedance ];
				}
			}
			precedance = mimic.precedance;

			// Ensure the tip width.height are relative to the tip position
			if(corner.precedance === X) { swapDimensions(); }
			else { resetDimensions(); }

			// Set the tip dimensions
			elems.tip.css({
				width: (width = size.width),
				height: (height = size.height)
			});

			// Update our colours
			parseColours(corner);

			// Detect border width, taking into account colours
			if(color.border !== 'transparent') {
				// Grab border width
				border = parseWidth(corner, NULL);

				// If border width isn't zero, use border color as fill (1.0 style tips)
				if(opts.border === 0 && border > 0) { color.fill = color.border; }

				// Set border width (use detected border width if opts.border is true)
				self.border = border = opts.border !== TRUE ? opts.border : border;
			}

			// Border colour was invalid, set border to zero
			else { self.border = border = 0; }

			// Calculate coordinates
			coords = calculateTip(mimic, width , height);

			// Determine tip size
			self.size = newSize = calculateSize(corner);
			tip.css(newSize);

			// Calculate tip translation
			if(corner.precedance === Y) {
				translate = [
					round(mimic.x === LEFT ? border : mimic.x === RIGHT ? newSize.width - width - border : (newSize.width - width) / 2),
					round(mimic.y === TOP ? newSize.height - height : 0)
				];
			}
			else {
				translate = [
					round(mimic.x === LEFT ? newSize.width - width : 0),
					round(mimic.y === TOP ? border : mimic.y === BOTTOM ? newSize.height - height - border : (newSize.height - height) / 2)
				];
			}

			// Canvas drawing implementation
			if(hasCanvas) {
				// Set the canvas size using calculated size
				inner.attr(newSize);

				// Grab canvas context and clear/save it
				context = inner[0].getContext('2d');
				context.restore(); context.save();
				context.clearRect(0,0,3000,3000);

				// Set properties
				context.fillStyle = color.fill;
				context.strokeStyle = color.border;
				context.lineWidth = border * 2;
				context.lineJoin = 'miter';
				context.miterLimit = 100;

				// Translate origin
				context.translate(translate[0], translate[1]);

				// Draw the tip
				context.beginPath();
				context.moveTo(coords[0][0], coords[0][1]);
				context.lineTo(coords[1][0], coords[1][1]);
				context.lineTo(coords[2][0], coords[2][1]);
				context.closePath();

				// Apply fill and border
				if(border) {
					// Make sure transparent borders are supported by doing a stroke
					// of the background colour before the stroke colour
					if(tooltip.css('background-clip') === 'border-box') {
						context.strokeStyle = color.fill;
						context.stroke();
					}
					context.strokeStyle = color.border;
					context.stroke();
				}
				context.fill();
			}

			// VML (IE Proprietary implementation)
			else {
				// Setup coordinates string
				coords = 'm' + coords[0][0] + ',' + coords[0][1] + ' l' + coords[1][0] +
					',' + coords[1][1] + ' ' + coords[2][0] + ',' + coords[2][1] + ' xe';

				// Setup VML-specific offset for pixel-perfection
				translate[2] = border && /^(r|b)/i.test(corner.string()) ?
					parseFloat($.browser.version, 10) === 8 ? 2 : 1 : 0;

				// Set initial CSS
				inner.css({
					coordsize: (width+border) + ' ' + (height+border),
					antialias: ''+(mimic.string().indexOf(CENTER) > -1),
					left: translate[0],
					top: translate[1],
					width: width + border,
					height: height + border
				})
				.each(function(i) {
					var $this = $(this);

					// Set shape specific attributes
					$this[ $this.prop ? 'prop' : 'attr' ]({
						coordsize: (width+border) + ' ' + (height+border),
						path: coords,
						fillcolor: color.fill,
						filled: !!i,
						stroked: !i
					})
					.toggle(!!(border || i));

					// Check if border is enabled and add stroke element
					if(!i && $this.html() === '') {
						$this.html(
							createVML('stroke', 'weight="'+(border*2)+'px" color="'+color.border+'" miterlimit="1000" joinstyle="miter"')
						);
					}
				});
			}

			// Position if needed
			if(position !== FALSE) { self.position(corner); }
		},

		// Tip positioning method
		position: function(corner)
		{
			var tip = elems.tip,
				position = {},
				userOffset = Math.max(0, opts.offset),
				precedance, dimensions, corners;

			// Return if tips are disabled or tip is not yet rendered
			if(opts.corner === FALSE || !tip) { return FALSE; }

			// Inherit corner if not provided
			corner = corner || self.corner;
			precedance = corner.precedance;

			// Determine which tip dimension to use for adjustment
			dimensions = calculateSize(corner);

			// Setup corners and offset array
			corners = [ corner.x, corner.y ];
			if(precedance === X) { corners.reverse(); }

			// Calculate tip position
			$.each(corners, function(i, side) {
				var b, bc, br;

				if(side === CENTER) {
					b = precedance === Y ? LEFT : TOP;
					position[ b ] = '50%';
					position['margin-' + b] = -Math.round(dimensions[ precedance === Y ? WIDTH : HEIGHT ] / 2) + userOffset;
				}
				else {
					b = parseWidth(corner, side);
					bc = parseWidth(corner, side, elems.content);
					br = parseRadius(corner);

					position[ side ] = i ? bc : (userOffset + (br > b ? br : -b));
				}
			});

			// Adjust for tip dimensions
			position[ corner[precedance] ] -= dimensions[ precedance === X ? WIDTH : HEIGHT ];

			// Set and return new position
			tip.css({ top: '', bottom: '', left: '', right: '', margin: '' }).css(position);
			return position;
		},
		
		destroy: function()
		{
			// Remove the tip element
			if(elems.tip) { elems.tip.remove(); }
			elems.tip = false;

			// Unbind events
			tooltip.unbind(namespace);
		}
	});

	self.init();
}

PLUGINS.tip = function(api)
{
	var self = api.plugins.tip;
	
	return 'object' === typeof self ? self : (api.plugins.tip = new Tip(api));
};

// Initialize tip on render
PLUGINS.tip.initialize = 'render';

// Setup plugin sanitization options
PLUGINS.tip.sanitize = function(options)
{
	var style = options.style, opts;
	if(style && 'tip' in style) {
		opts = options.style.tip;
		if(typeof opts !== 'object'){ options.style.tip = { corner: opts }; }
		if(!(/string|boolean/i).test(typeof opts['corner'])) { opts['corner'] = TRUE; }
		if(typeof opts.width !== 'number'){ delete opts.width; }
		if(typeof opts.height !== 'number'){ delete opts.height; }
		if(typeof opts.border !== 'number' && opts.border !== TRUE){ delete opts.border; }
		if(typeof opts.offset !== 'number'){ delete opts.offset; }
	}
};

// Extend original qTip defaults
$.extend(TRUE, QTIP.defaults, {
	style: {
		tip: {
			corner: TRUE,
			mimic: FALSE,
			width: 6,
			height: 6,
			border: TRUE,
			offset: 0
		}
	}
});


function Modal(api)
{
	var self = this,
		options = api.options.show.modal,
		elems = api.elements,
		tooltip = elems.tooltip,
		overlaySelector = '#qtip-overlay',
		globalNamespace = '.qtipmodal',
		namespace = globalNamespace + api.id,
		attr = 'is-modal-qtip',
		docBody = $(document.body),
		focusableSelector = PLUGINS.modal.focusable.join(','),
		focusableElems = {}, overlay;

	// Setup option set checks
	api.checks.modal = {
		'^show.modal.(on|blur)$': function() {
			// Initialise
			self.init();
			
			// Show the modal if not visible already and tooltip is visible
			elems.overlay.toggle( tooltip.is(':visible') );
		},
		'^content.text$': function() {
			updateFocusable();
		}
	};

	function updateFocusable() {
		focusableElems = $(focusableSelector, tooltip).not('[disabled]').map(function() {
			return typeof this.focus === 'function' ? this : null;
		});
	}

	function focusInputs(blurElems) {
		// Blurring body element in IE causes window.open windows to unfocus!
		if(focusableElems.length < 1 && blurElems.length) { blurElems.not('body').blur(); }

		// Focus the inputs
		else { focusableElems.first().focus(); }
	}

	function stealFocus(event) {
		var target = $(event.target),
			container = target.closest('.qtip'),
			targetOnTop;

		// Determine if input container target is above this
		targetOnTop = container.length < 1 ? FALSE :
			(parseInt(container[0].style.zIndex, 10) > parseInt(tooltip[0].style.zIndex, 10));

		// If we're showing a modal, but focus has landed on an input below
		// this modal, divert focus to the first visible input in this modal
		// or if we can't find one... the tooltip itself
		if(!targetOnTop && ($(event.target).closest(selector)[0] !== tooltip[0])) {
			focusInputs(target);
		}
	}

	$.extend(self, {
		init: function()
		{
			// If modal is disabled... return
			if(!options.on) { return self; }

			// Create the overlay if needed
			overlay = self.create();

			// Add unique attribute so we can grab modal tooltips easily via a selector
			tooltip.attr(attr, TRUE)

			// Set z-index
			.css('z-index', PLUGINS.modal.zindex + $(selector+'['+attr+']').length)
			
			// Remove previous bound events in globalNamespace
			.unbind(globalNamespace).unbind(namespace)

			// Apply our show/hide/focus modal events
			.bind('tooltipshow'+globalNamespace+' tooltiphide'+globalNamespace, function(event, api, duration) {
				var oEvent = event.originalEvent;

				// Make sure mouseout doesn't trigger a hide when showing the modal and mousing onto backdrop
				if(event.target === tooltip[0]) {
					if(oEvent && event.type === 'tooltiphide' && /mouse(leave|enter)/.test(oEvent.type) && $(oEvent.relatedTarget).closest(overlay[0]).length) {
						try { event.preventDefault(); } catch(e) {}
					}
					else if(!oEvent || (oEvent && !oEvent.solo)) {
						self[ event.type.replace('tooltip', '') ](event, duration);
					}
				}
			})

			// Adjust modal z-index on tooltip focus
			.bind('tooltipfocus'+globalNamespace, function(event) {
				// If focus was cancelled before it reearch us, don't do anything
				if(event.isDefaultPrevented() || event.target !== tooltip[0]) { return; }

				var qtips = $(selector).filter('['+attr+']'),

				// Keep the modal's lower than other, regular qtips
				newIndex = PLUGINS.modal.zindex + qtips.length,
				curIndex = parseInt(tooltip[0].style.zIndex, 10);

				// Set overlay z-index
				overlay[0].style.zIndex = newIndex - 2;

				// Reduce modal z-index's and keep them properly ordered
				qtips.each(function() {
					if(this.style.zIndex > curIndex) {
						this.style.zIndex -= 1;
					}
				});

				// Fire blur event for focused tooltip
				qtips.end().filter('.' + focusClass).qtip('blur', event.originalEvent);

				// Set the new z-index
				tooltip.addClass(focusClass)[0].style.zIndex = newIndex;

				// Prevent default handling
				try { event.preventDefault(); } catch(e) {}
			})

			// Focus any other visible modals when this one hides
			.bind('tooltiphide'+globalNamespace, function(event) {
				if(event.target === tooltip[0]) {
					$('[' + attr + ']').filter(':visible').not(tooltip).last().qtip('focus', event);
				}
			});

			// Apply keyboard "Escape key" close handler
			if(options.escape) {
				$(document).unbind(namespace).bind('keydown'+namespace, function(event) {
					if(event.keyCode === 27 && tooltip.hasClass(focusClass)) {
						api.hide(event);
					}
				});
			}

			// Apply click handler for blur option
			if(options.blur) {
				elems.overlay.unbind(namespace).bind('click'+namespace, function(event) {
					if(tooltip.hasClass(focusClass)) { api.hide(event); }
				});
			}

			// Update focusable elements
			updateFocusable();

			return self;
		},

		create: function()
		{
			var elem = $(overlaySelector);

			// Return if overlay is already rendered
			if(elem.length) {
				// Modal overlay should always be below all tooltips if possible
				return (elems.overlay = elem.insertAfter( $(selector).last() ));
			}

			// Create document overlay
			overlay = elems.overlay = $('<div />', {
				id: overlaySelector.substr(1),
				html: '<div></div>',
				mousedown: function() { return FALSE; }
			})
			.hide()
			.insertAfter( $(selector).last() );

			// Update position on window resize or scroll
			function resize() {
				overlay.css({
					height: $(window).height(),
					width: $(window).width()
				});
			}
			$(window).unbind(globalNamespace).bind('resize'+globalNamespace, resize);
			resize(); // Fire it initially too

			return overlay;
		},

		toggle: function(event, state, duration)
		{
			// Make sure default event hasn't been prevented
			if(event && event.isDefaultPrevented()) { return self; }

			var effect = options.effect,
				type = state ? 'show': 'hide',
				visible = overlay.is(':visible'),
				modals = $('[' + attr + ']').filter(':visible').not(tooltip),
				zindex;

			// Create our overlay if it isn't present already
			if(!overlay) { overlay = self.create(); }

			// Prevent modal from conflicting with show.solo, and don't hide backdrop is other modals are visible
			if((overlay.is(':animated') && visible === state) || (!state && modals.length)) { return self; }

			// State specific...
			if(state) {
				// Set position
				overlay.css({ left: 0, top: 0 });

				// Toggle backdrop cursor style on show
				overlay.toggleClass('blurs', options.blur);

				// IF the modal can steal the focus
				if(options.stealfocus !== FALSE) {
					// Make sure we can't focus anything outside the tooltip
					docBody.bind('focusin'+namespace, stealFocus);

					// Blur the current item and focus anything in the modal we an
					focusInputs( $('body :focus') );
				}
			}
			else {
				// Undelegate focus handler
				docBody.unbind('focusin'+namespace);
			}

			// Stop all animations
			overlay.stop(TRUE, FALSE);

			// Use custom function if provided
			if($.isFunction(effect)) {
				effect.call(overlay, state);
			}

			// If no effect type is supplied, use a simple toggle
			else if(effect === FALSE) {
				overlay[ type ]();
			}

			// Use basic fade function
			else {
				overlay.fadeTo( parseInt(duration, 10) || 90, state ? 1 : 0, function() {
					if(!state) { $(this).hide(); }
				});
			}

			// Reset position on hide
			if(!state) {
				overlay.queue(function(next) {
					overlay.css({ left: '', top: '' });
					next();
				});
			}

			return self;
		},

		show: function(event, duration) { return self.toggle(event, TRUE, duration); },
		hide: function(event, duration) { return self.toggle(event, FALSE, duration); },

		destroy: function()
		{
			var delBlanket = overlay;

			if(delBlanket) {
				// Check if any other modal tooltips are present
				delBlanket = $('[' + attr + ']').not(tooltip).length < 1;

				// Remove overlay if needed
				if(delBlanket) {
					elems.overlay.remove();
					$(document).unbind(globalNamespace);
				}
				else {
					elems.overlay.unbind(globalNamespace+api.id);
				}

				// Undelegate focus handler
				docBody.undelegate('*', 'focusin'+namespace);
			}

			// Remove bound events
			return tooltip.removeAttr(attr).unbind(globalNamespace);
		}
	});

	self.init();
}

PLUGINS.modal = function(api) {
	var self = api.plugins.modal;

	return 'object' === typeof self ? self : (api.plugins.modal = new Modal(api));
};

// Plugin needs to be initialized on render
PLUGINS.modal.initialize = 'render';

// Setup sanitiztion rules
PLUGINS.modal.sanitize = function(opts) {
	if(opts.show) { 
		if(typeof opts.show.modal !== 'object') { opts.show.modal = { on: !!opts.show.modal }; }
		else if(typeof opts.show.modal.on === 'undefined') { opts.show.modal.on = TRUE; }
	}
};

// Base z-index for all modal tooltips (use qTip core z-index as a base)
PLUGINS.modal.zindex = QTIP.zindex - 200;

// Defines the selector used to select all 'focusable' elements within the modal when using the show.modal.stealfocus option.
// Selectors initially taken from http://stackoverflow.com/questions/7668525/is-there-a-jquery-selector-to-get-all-elements-that-can-get-focus
PLUGINS.modal.focusable = ['a[href]', 'area[href]', 'input', 'select', 'textarea', 'button', 'iframe', 'object', 'embed', '[tabindex]', '[contenteditable]'];

// Extend original api defaults
$.extend(TRUE, QTIP.defaults, {
	show: {
		modal: {
			on: FALSE,
			effect: TRUE,
			blur: TRUE,
			stealfocus: TRUE,
			escape: TRUE
		}
	}
});


PLUGINS.viewport = function(api, position, posOptions, targetWidth, targetHeight, elemWidth, elemHeight)
{
	var target = posOptions.target,
		tooltip = api.elements.tooltip,
		my = posOptions.my,
		at = posOptions.at,
		adjust = posOptions.adjust,
		method = adjust.method.split(' '),
		methodX = method[0],
		methodY = method[1] || method[0],
		viewport = posOptions.viewport,
		container = posOptions.container,
		cache = api.cache,
		tip = api.plugins.tip,
		adjusted = { left: 0, top: 0 },
		fixed, newMy, newClass;

	// If viewport is not a jQuery element, or it's the window/document or no adjustment method is used... return
	if(!viewport.jquery || target[0] === window || target[0] === document.body || adjust.method === 'none') {
		return adjusted;
	}

	// Cache our viewport details
	fixed = tooltip.css('position') === 'fixed';
	viewport = {
		elem: viewport,
		height: viewport[ (viewport[0] === window ? 'h' : 'outerH') + 'eight' ](),
		width: viewport[ (viewport[0] === window ? 'w' : 'outerW') + 'idth' ](),
		scrollleft: fixed ? 0 : viewport.scrollLeft(),
		scrolltop: fixed ? 0 : viewport.scrollTop(),
		offset: viewport.offset() || { left: 0, top: 0 }
	};
	container = {
		elem: container,
		scrollLeft: container.scrollLeft(),
		scrollTop: container.scrollTop(),
		offset: container.offset() || { left: 0, top: 0 }
	};

	// Generic calculation method
	function calculate(side, otherSide, type, adjust, side1, side2, lengthName, targetLength, elemLength) {
		var initialPos = position[side1],
			mySide = my[side], atSide = at[side],
			isShift = type === SHIFT,
			viewportScroll = -container.offset[side1] + viewport.offset[side1] + viewport['scroll'+side1],
			myLength = mySide === side1 ? elemLength : mySide === side2 ? -elemLength : -elemLength / 2,
			atLength = atSide === side1 ? targetLength : atSide === side2 ? -targetLength : -targetLength / 2,
			tipLength = tip && tip.size ? tip.size[lengthName] || 0 : 0,
			tipAdjust = tip && tip.corner && tip.corner.precedance === side && !isShift ? tipLength : 0,
			overflow1 = viewportScroll - initialPos + tipAdjust,
			overflow2 = initialPos + elemLength - viewport[lengthName] - viewportScroll + tipAdjust,
			offset = myLength - (my.precedance === side || mySide === my[otherSide] ? atLength : 0) - (atSide === CENTER ? targetLength / 2 : 0);

		// shift
		if(isShift) {
			tipAdjust = tip && tip.corner && tip.corner.precedance === otherSide ? tipLength : 0;
			offset = (mySide === side1 ? 1 : -1) * myLength - tipAdjust;

			// Adjust position but keep it within viewport dimensions
			position[side1] += overflow1 > 0 ? overflow1 : overflow2 > 0 ? -overflow2 : 0;
			position[side1] = Math.max(
				-container.offset[side1] + viewport.offset[side1] + (tipAdjust && tip.corner[side] === CENTER ? tip.offset : 0),
				initialPos - offset,
				Math.min(
					Math.max(-container.offset[side1] + viewport.offset[side1] + viewport[lengthName], initialPos + offset),
					position[side1]
				)
			);
		}

		// flip/flipinvert
		else {
			// Update adjustment amount depending on if using flipinvert or flip
			adjust *= (type === FLIPINVERT ? 2 : 0);

			// Check for overflow on the left/top
			if(overflow1 > 0 && (mySide !== side1 || overflow2 > 0)) {
				position[side1] -= offset + adjust;
				newMy['invert'+side](side1);
			}

			// Check for overflow on the bottom/right
			else if(overflow2 > 0 && (mySide !== side2 || overflow1 > 0)  ) {
				position[side1] -= (mySide === CENTER ? -offset : offset) + adjust;
				newMy['invert'+side](side2);
			}

			// Make sure we haven't made things worse with the adjustment and reset if so
			if(position[side1] < viewportScroll && -position[side1] > overflow2) {
				position[side1] = initialPos; newMy = my.clone();
			}
		}

		return position[side1] - initialPos;
	}

	// Set newMy if using flip or flipinvert methods
	if(methodX !== 'shift' || methodY !== 'shift') { newMy = my.clone(); }

	// Adjust position based onviewport and adjustment options
	adjusted = {
		left: methodX !== 'none' ? calculate( X, Y, methodX, adjust.x, LEFT, RIGHT, WIDTH, targetWidth, elemWidth ) : 0,
		top: methodY !== 'none' ? calculate( Y, X, methodY, adjust.y, TOP, BOTTOM, HEIGHT, targetHeight, elemHeight ) : 0
	};

	// Set tooltip position class if it's changed
	if(newMy && cache.lastClass !== (newClass = uitooltip + '-pos-' + newMy.abbrev())) {
		tooltip.removeClass(api.cache.lastClass).addClass( (api.cache.lastClass = newClass) );
	}

	return adjusted;
};
PLUGINS.imagemap = function(api, area, corner, adjustMethod)
{
	if(!area.jquery) { area = $(area); }

	var cache = (api.cache.areas = {}),
		shape = (area[0].shape || area.attr('shape')).toLowerCase(),
		coordsString = area[0].coords || area.attr('coords'),
		baseCoords = coordsString.split(','),
		coords = [],
		image = $('img[usemap="#'+area.parent('map').attr('name')+'"]'),
		imageOffset = image.offset(),
		result = {
			width: 0, height: 0,
			position: {
				top: 1e10, right: 0,
				bottom: 0, left: 1e10
			}
		},
		i = 0, next = 0, dimensions;

	// POLY area coordinate calculator
	//	Special thanks to Ed Cradock for helping out with this.
	//	Uses a binary search algorithm to find suitable coordinates.
	function polyCoordinates(result, coords, corner)
	{
		var i = 0,
			compareX = 1, compareY = 1,
			realX = 0, realY = 0,
			newWidth = result.width,
			newHeight = result.height;

		// Use a binary search algorithm to locate most suitable coordinate (hopefully)
		while(newWidth > 0 && newHeight > 0 && compareX > 0 && compareY > 0)
		{
			newWidth = Math.floor(newWidth / 2);
			newHeight = Math.floor(newHeight / 2);

			if(corner.x === LEFT){ compareX = newWidth; }
			else if(corner.x === RIGHT){ compareX = result.width - newWidth; }
			else{ compareX += Math.floor(newWidth / 2); }

			if(corner.y === TOP){ compareY = newHeight; }
			else if(corner.y === BOTTOM){ compareY = result.height - newHeight; }
			else{ compareY += Math.floor(newHeight / 2); }

			i = coords.length; while(i--)
			{
				if(coords.length < 2){ break; }

				realX = coords[i][0] - result.position.left;
				realY = coords[i][1] - result.position.top;

				if((corner.x === LEFT && realX >= compareX) ||
				(corner.x === RIGHT && realX <= compareX) ||
				(corner.x === CENTER && (realX < compareX || realX > (result.width - compareX))) ||
				(corner.y === TOP && realY >= compareY) ||
				(corner.y === BOTTOM && realY <= compareY) ||
				(corner.y === CENTER && (realY < compareY || realY > (result.height - compareY)))) {
					coords.splice(i, 1);
				}
			}
		}

		return { left: coords[0][0], top: coords[0][1] };
	}

	// Make sure we account for padding and borders on the image
	imageOffset.left += Math.ceil((image.outerWidth() - image.width()) / 2);
	imageOffset.top += Math.ceil((image.outerHeight() - image.height()) / 2);

	// Parse coordinates into proper array
	if(shape === 'poly') {
		i = baseCoords.length; while(i--)
		{
			next = [ parseInt(baseCoords[--i], 10), parseInt(baseCoords[i+1], 10) ];

			if(next[0] > result.position.right){ result.position.right = next[0]; }
			if(next[0] < result.position.left){ result.position.left = next[0]; }
			if(next[1] > result.position.bottom){ result.position.bottom = next[1]; }
			if(next[1] < result.position.top){ result.position.top = next[1]; }

			coords.push(next);
		}
	}
	else {
		i = -1; while(i++ < baseCoords.length) {
			coords.push( parseInt(baseCoords[i], 10) );
		}
	}

	// Calculate details
	switch(shape)
	{
		case 'rect':
			result = {
				width: Math.abs(coords[2] - coords[0]),
				height: Math.abs(coords[3] - coords[1]),
				position: {
					left: Math.min(coords[0], coords[2]),
					top: Math.min(coords[1], coords[3])
				}
			};
		break;

		case 'circle':
			result = {
				width: coords[2] + 2,
				height: coords[2] + 2,
				position: { left: coords[0], top: coords[1] }
			};
		break;

		case 'poly':
			result.width = Math.abs(result.position.right - result.position.left);
			result.height = Math.abs(result.position.bottom - result.position.top);

			if(corner.abbrev() === 'c') {
				result.position = {
					left: result.position.left + (result.width / 2),
					top: result.position.top + (result.height / 2)
				};
			}
			else {
				// Calculate if we can't find a cached value
				if(!cache[corner+coordsString]) {
					result.position = polyCoordinates(result, coords.slice(), corner);

					// If flip adjustment is enabled, also calculate the closest opposite point
					if(adjustMethod && (adjustMethod[0] === 'flip' || adjustMethod[1] === 'flip')) {
						result.offset = polyCoordinates(result, coords.slice(), {
							x: corner.x === LEFT ? RIGHT : corner.x === RIGHT ? LEFT : CENTER,
							y: corner.y === TOP ? BOTTOM : corner.y === BOTTOM ? TOP : CENTER
						});

						result.offset.left -= result.position.left;
						result.offset.top -= result.position.top;
					}

					// Store the result
					cache[corner+coordsString] = result;
				}

				// Grab the cached result
				result = cache[corner+coordsString];
			}

			result.width = result.height = 0;
		break;
	}

	// Add image position to offset coordinates
	result.position.left += imageOffset.left;
	result.position.top += imageOffset.top;

	return result;
};


/* 
 * BGIFrame adaption (http://plugins.jquery.com/project/bgiframe)
 * Special thanks to Brandon Aaron
 */
function BGIFrame(api)
{
	var self = this,
		elems = api.elements,
		tooltip = elems.tooltip,
		namespace = '.bgiframe-' + api.id;

	$.extend(self, {
		init: function()
		{
			// Create the BGIFrame element
			elems.bgiframe = $('<iframe class="ui-tooltip-bgiframe" frameborder="0" tabindex="-1" src="javascript:\'\';" ' +
				' style="display:block; position:absolute; z-index:-1; filter:alpha(opacity=0); ' +
					'-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";"></iframe>');

			// Append the new element to the tooltip
			elems.bgiframe.appendTo(tooltip);

			// Update BGIFrame on tooltip move
			tooltip.bind('tooltipmove'+namespace, self.adjust);
		},

		adjust: function()
		{
			var dimensions = api.get('dimensions'), // Determine current tooltip dimensions
				plugin = api.plugins.tip,
				tip = elems.tip,
				tipAdjust, offset;

			// Adjust border offset
			offset = parseInt(tooltip.css('border-left-width'), 10) || 0;
			offset = { left: -offset, top: -offset };

			// Adjust for tips plugin
			if(plugin && tip) {
				tipAdjust = (plugin.corner.precedance === 'x') ? ['width', 'left'] : ['height', 'top'];
				offset[ tipAdjust[1] ] -= tip[ tipAdjust[0] ]();
			}

			// Update bgiframe
			elems.bgiframe.css(offset).css(dimensions);
		},

		destroy: function()
		{
			// Remove iframe
			elems.bgiframe.remove();

			// Remove bound events
			tooltip.unbind(namespace);
		}
	});

	self.init();
}

PLUGINS.bgiframe = function(api)
{
	var browser = $.browser,
		self = api.plugins.bgiframe;
	
		// Proceed only if the browser is IE6 and offending elements are present
		if($('select, object').length < 1 || !(browser.msie && (''+browser.version).charAt(0) === '6')) {
		return FALSE;
	}

	return 'object' === typeof self ? self : (api.plugins.bgiframe = new BGIFrame(api));
};

// Plugin needs to be initialized on render
PLUGINS.bgiframe.initialize = 'render';


}));
}( window, document ));