// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/becd83bd23ada34e610a2802098608ed 
// Or build this file again with packager using: packager build More/Array.Extras More/String.Extras More/Hash.Extras More/Fx.Elements More/Drag.Move More/Assets More/IframeShim
/*
---

script: More.js

name: More

description: MooTools More

license: MIT-style license

authors:
  - Guillermo Rauch
  - Thomas Aylott
  - Scott Kyle
  - Arian Stolwijk
  - Tim Wienk
  - Christoph Pojer
  - Aaron Newton
  - Jacob Thornton

requires:
  - Core/MooTools

provides: [MooTools.More]

...
*/

MooTools.More = {
	'version': '1.3.2.1',
	'build': 'e586bcd2496e9b22acfde32e12f84d49ce09e59d'
};


/*
---

script: Array.Extras.js

name: Array.Extras

description: Extends the Array native object to include useful methods to work with arrays.

license: MIT-style license

authors:
  - Christoph Pojer
  - Sebastian Markbåge

requires:
  - Core/Array
  - MooTools.More

provides: [Array.Extras]

...
*/

(function(nil){

Array.implement({

	min: function(){
		return Math.min.apply(null, this);
	},

	max: function(){
		return Math.max.apply(null, this);
	},

	average: function(){
		return this.length ? this.sum() / this.length : 0;
	},

	sum: function(){
		var result = 0, l = this.length;
		if (l){
			while (l--) result += this[l];
		}
		return result;
	},

	unique: function(){
		return [].combine(this);
	},

	shuffle: function(){
		for (var i = this.length; i && --i;){
			var temp = this[i], r = Math.floor(Math.random() * ( i + 1 ));
			this[i] = this[r];
			this[r] = temp;
		}
		return this;
	},

	reduce: function(fn, value){
		for (var i = 0, l = this.length; i < l; i++){
			if (i in this) value = value === nil ? this[i] : fn.call(null, value, this[i], i, this);
		}
		return value;
	},

	reduceRight: function(fn, value){
		var i = this.length;
		while (i--){
			if (i in this) value = value === nil ? this[i] : fn.call(null, value, this[i], i, this);
		}
		return value;
	}

});

})();


/*
---

script: String.Extras.js

name: String.Extras

description: Extends the String native object to include methods useful in managing various kinds of strings (query strings, urls, html, etc).

license: MIT-style license

authors:
  - Aaron Newton
  - Guillermo Rauch
  - Christopher Pitt

requires:
  - Core/String
  - Core/Array
  - MooTools.More

provides: [String.Extras]

...
*/

(function(){

var special = {
	'a': /[àáâãäåăą]/g,
	'A': /[ÀÁÂÃÄÅĂĄ]/g,
	'c': /[ćčç]/g,
	'C': /[ĆČÇ]/g,
	'd': /[ďđ]/g,
	'D': /[ĎÐ]/g,
	'e': /[èéêëěę]/g,
	'E': /[ÈÉÊËĚĘ]/g,
	'g': /[ğ]/g,
	'G': /[Ğ]/g,
	'i': /[ìíîï]/g,
	'I': /[ÌÍÎÏ]/g,
	'l': /[ĺľł]/g,
	'L': /[ĹĽŁ]/g,
	'n': /[ñňń]/g,
	'N': /[ÑŇŃ]/g,
	'o': /[òóôõöøő]/g,
	'O': /[ÒÓÔÕÖØ]/g,
	'r': /[řŕ]/g,
	'R': /[ŘŔ]/g,
	's': /[ššş]/g,
	'S': /[ŠŞŚ]/g,
	't': /[ťţ]/g,
	'T': /[ŤŢ]/g,
	'ue': /[ü]/g,
	'UE': /[Ü]/g,
	'u': /[ùúûůµ]/g,
	'U': /[ÙÚÛŮ]/g,
	'y': /[ÿý]/g,
	'Y': /[ŸÝ]/g,
	'z': /[žźż]/g,
	'Z': /[ŽŹŻ]/g,
	'th': /[þ]/g,
	'TH': /[Þ]/g,
	'dh': /[ð]/g,
	'DH': /[Ð]/g,
	'ss': /[ß]/g,
	'oe': /[œ]/g,
	'OE': /[Œ]/g,
	'ae': /[æ]/g,
	'AE': /[Æ]/g
},

tidy = {
	' ': /[\xa0\u2002\u2003\u2009]/g,
	'*': /[\xb7]/g,
	'\'': /[\u2018\u2019]/g,
	'"': /[\u201c\u201d]/g,
	'...': /[\u2026]/g,
	'-': /[\u2013]/g,
//	'--': /[\u2014]/g,
	'&raquo;': /[\uFFFD]/g
};

var walk = function(string, replacements){
	var result = string, key;
	for (key in replacements) result = result.replace(replacements[key], key);
	return result;
};

var getRegexForTag = function(tag, contents){
	tag = tag || '';
	var regstr = contents ? "<" + tag + "(?!\\w)[^>]*>([\\s\\S]*?)<\/" + tag + "(?!\\w)>" : "<\/?" + tag + "([^>]+)?>",
		reg = new RegExp(regstr, "gi");
	return reg;
};

String.implement({

	standardize: function(){
		return walk(this, special);
	},

	repeat: function(times){
		return new Array(times + 1).join(this);
	},

	pad: function(length, str, direction){
		if (this.length >= length) return this;

		var pad = (str == null ? ' ' : '' + str)
			.repeat(length - this.length)
			.substr(0, length - this.length);

		if (!direction || direction == 'right') return this + pad;
		if (direction == 'left') return pad + this;

		return pad.substr(0, (pad.length / 2).floor()) + this + pad.substr(0, (pad.length / 2).ceil());
	},

	getTags: function(tag, contents){
		return this.match(getRegexForTag(tag, contents)) || [];
	},

	stripTags: function(tag, contents){
		return this.replace(getRegexForTag(tag, contents), '');
	},

	tidy: function(){
		return walk(this, tidy);
	},

	truncate: function(max, trail, atChar){
		var string = this;
		if (trail == null && arguments.length == 1) trail = '…';
		if (string.length > max){
			string = string.substring(0, max);
			if (atChar){
				var index = string.lastIndexOf(atChar);
				if (index != -1) string = string.substr(0, index);
			}
			if (trail) string += trail;
		}
		return string;
	}

});

})();


/*
---

name: Hash

description: Contains Hash Prototypes. Provides a means for overcoming the JavaScript practical impossibility of extending native Objects.

license: MIT-style license.

requires:
  - Core/Object
  - /MooTools.More

provides: [Hash]

...
*/

(function(){

if (this.Hash) return;

var Hash = this.Hash = new Type('Hash', function(object){
	if (typeOf(object) == 'hash') object = Object.clone(object.getClean());
	for (var key in object) this[key] = object[key];
	return this;
});

this.$H = function(object){
	return new Hash(object);
};

Hash.implement({

	forEach: function(fn, bind){
		Object.forEach(this, fn, bind);
	},

	getClean: function(){
		var clean = {};
		for (var key in this){
			if (this.hasOwnProperty(key)) clean[key] = this[key];
		}
		return clean;
	},

	getLength: function(){
		var length = 0;
		for (var key in this){
			if (this.hasOwnProperty(key)) length++;
		}
		return length;
	}

});

Hash.alias('each', 'forEach');

Hash.implement({

	has: Object.prototype.hasOwnProperty,

	keyOf: function(value){
		return Object.keyOf(this, value);
	},

	hasValue: function(value){
		return Object.contains(this, value);
	},

	extend: function(properties){
		Hash.each(properties || {}, function(value, key){
			Hash.set(this, key, value);
		}, this);
		return this;
	},

	combine: function(properties){
		Hash.each(properties || {}, function(value, key){
			Hash.include(this, key, value);
		}, this);
		return this;
	},

	erase: function(key){
		if (this.hasOwnProperty(key)) delete this[key];
		return this;
	},

	get: function(key){
		return (this.hasOwnProperty(key)) ? this[key] : null;
	},

	set: function(key, value){
		if (!this[key] || this.hasOwnProperty(key)) this[key] = value;
		return this;
	},

	empty: function(){
		Hash.each(this, function(value, key){
			delete this[key];
		}, this);
		return this;
	},

	include: function(key, value){
		if (this[key] == undefined) this[key] = value;
		return this;
	},

	map: function(fn, bind){
		return new Hash(Object.map(this, fn, bind));
	},

	filter: function(fn, bind){
		return new Hash(Object.filter(this, fn, bind));
	},

	every: function(fn, bind){
		return Object.every(this, fn, bind);
	},

	some: function(fn, bind){
		return Object.some(this, fn, bind);
	},

	getKeys: function(){
		return Object.keys(this);
	},

	getValues: function(){
		return Object.values(this);
	},

	toQueryString: function(base){
		return Object.toQueryString(this, base);
	}

});

Hash.alias({indexOf: 'keyOf', contains: 'hasValue'});


})();



/*
---

script: Object.Extras.js

name: Object.Extras

description: Extra Object generics, like getFromPath which allows a path notation to child elements.

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Object
  - /MooTools.More

provides: [Object.Extras]

...
*/

(function(){

var defined = function(value){
	return value != null;
};

var hasOwnProperty = Object.prototype.hasOwnProperty;

Object.extend({

	getFromPath: function(source, parts){
		if (typeof parts == 'string') parts = parts.split('.');
		for (var i = 0, l = parts.length; i < l; i++){
			if (hasOwnProperty.call(source, parts[i])) source = source[parts[i]];
			else return null;
		}
		return source;
	},

	cleanValues: function(object, method){
		method = method || defined;
		for (var key in object) if (!method(object[key])){
			delete object[key];
		}
		return object;
	},

	erase: function(object, key){
		if (hasOwnProperty.call(object, key)) delete object[key];
		return object;
	},

	run: function(object){
		var args = Array.slice(arguments, 1);
		for (var key in object) if (object[key].apply){
			object[key].apply(object, args);
		}
		return object;
	}

});

})();


/*
---

script: Hash.Extras.js

name: Hash.Extras

description: Extends the Hash Type to include getFromPath which allows a path notation to child elements.

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - /Hash
  - /Object.Extras

provides: [Hash.Extras]

...
*/

Hash.implement({

	getFromPath: function(notation){
		return Object.getFromPath(this, notation);
	},

	cleanValues: function(method){
		return new Hash(Object.cleanValues(this, method));
	},

	run: function(){
		Object.run(arguments);
	}

});


/*
---

script: Fx.Elements.js

name: Fx.Elements

description: Effect to change any number of CSS properties of any number of Elements.

license: MIT-style license

authors:
  - Valerio Proietti

requires:
  - Core/Fx.CSS
  - /MooTools.More

provides: [Fx.Elements]

...
*/

Fx.Elements = new Class({

	Extends: Fx.CSS,

	initialize: function(elements, options){
		this.elements = this.subject = $$(elements);
		this.parent(options);
	},

	compute: function(from, to, delta){
		var now = {};

		for (var i in from){
			var iFrom = from[i], iTo = to[i], iNow = now[i] = {};
			for (var p in iFrom) iNow[p] = this.parent(iFrom[p], iTo[p], delta);
		}

		return now;
	},

	set: function(now){
		for (var i in now){
			if (!this.elements[i]) continue;

			var iNow = now[i];
			for (var p in iNow) this.render(this.elements[i], p, iNow[p], this.options.unit);
		}

		return this;
	},

	start: function(obj){
		if (!this.check(obj)) return this;
		var from = {}, to = {};

		for (var i in obj){
			if (!this.elements[i]) continue;

			var iProps = obj[i], iFrom = from[i] = {}, iTo = to[i] = {};

			for (var p in iProps){
				var parsed = this.prepare(this.elements[i], p, iProps[p]);
				iFrom[p] = parsed.from;
				iTo[p] = parsed.to;
			}
		}

		return this.parent(from, to);
	}

});


/*
---

script: Drag.js

name: Drag

description: The base Drag Class. Can be used to drag and resize Elements using mouse events.

license: MIT-style license

authors:
  - Valerio Proietti
  - Tom Occhinno
  - Jan Kassens

requires:
  - Core/Events
  - Core/Options
  - Core/Element.Event
  - Core/Element.Style
  - Core/Element.Dimensions
  - /MooTools.More

provides: [Drag]
...

*/

var Drag = new Class({

	Implements: [Events, Options],

	options: {/*
		onBeforeStart: function(thisElement){},
		onStart: function(thisElement, event){},
		onSnap: function(thisElement){},
		onDrag: function(thisElement, event){},
		onCancel: function(thisElement){},
		onComplete: function(thisElement, event){},*/
		snap: 6,
		unit: 'px',
		grid: false,
		style: true,
		limit: false,
		handle: false,
		invert: false,
		preventDefault: false,
		stopPropagation: false,
		modifiers: {x: 'left', y: 'top'}
	},

	initialize: function(){
		var params = Array.link(arguments, {
			'options': Type.isObject,
			'element': function(obj){
				return obj != null;
			}
		});

		this.element = document.id(params.element);
		this.document = this.element.getDocument();
		this.setOptions(params.options || {});
		var htype = typeOf(this.options.handle);
		this.handles = ((htype == 'array' || htype == 'collection') ? $$(this.options.handle) : document.id(this.options.handle)) || this.element;
		this.mouse = {'now': {}, 'pos': {}};
		this.value = {'start': {}, 'now': {}};

		this.selection = (Browser.ie) ? 'selectstart' : 'mousedown';


		if (Browser.ie && !Drag.ondragstartFixed){
			document.ondragstart = Function.from(false);
			Drag.ondragstartFixed = true;
		}

		this.bound = {
			start: this.start.bind(this),
			check: this.check.bind(this),
			drag: this.drag.bind(this),
			stop: this.stop.bind(this),
			cancel: this.cancel.bind(this),
			eventStop: Function.from(false)
		};
		this.attach();
	},

	attach: function(){
		this.handles.addEvent('mousedown', this.bound.start);
		return this;
	},

	detach: function(){
		this.handles.removeEvent('mousedown', this.bound.start);
		return this;
	},

	start: function(event){
		var options = this.options;

		if (event.rightClick) return;

		if (options.preventDefault) event.preventDefault();
		if (options.stopPropagation) event.stopPropagation();
		this.mouse.start = event.page;

		this.fireEvent('beforeStart', this.element);

		var limit = options.limit;
		this.limit = {x: [], y: []};

		var z, coordinates;
		for (z in options.modifiers){
			if (!options.modifiers[z]) continue;

			var style = this.element.getStyle(options.modifiers[z]);

			// Some browsers (IE and Opera) don't always return pixels.
			if (style && !style.match(/px$/)){
				if (!coordinates) coordinates = this.element.getCoordinates(this.element.getOffsetParent());
				style = coordinates[options.modifiers[z]];
			}

			if (options.style) this.value.now[z] = (style || 0).toInt();
			else this.value.now[z] = this.element[options.modifiers[z]];

			if (options.invert) this.value.now[z] *= -1;

			this.mouse.pos[z] = event.page[z] - this.value.now[z];

			if (limit && limit[z]){
				var i = 2;
				while (i--){
					var limitZI = limit[z][i];
					if (limitZI || limitZI === 0) this.limit[z][i] = (typeof limitZI == 'function') ? limitZI() : limitZI;
				}
			}
		}

		if (typeOf(this.options.grid) == 'number') this.options.grid = {
			x: this.options.grid,
			y: this.options.grid
		};

		var events = {
			mousemove: this.bound.check,
			mouseup: this.bound.cancel
		};
		events[this.selection] = this.bound.eventStop;
		this.document.addEvents(events);
	},

	check: function(event){
		if (this.options.preventDefault) event.preventDefault();
		var distance = Math.round(Math.sqrt(Math.pow(event.page.x - this.mouse.start.x, 2) + Math.pow(event.page.y - this.mouse.start.y, 2)));
		if (distance > this.options.snap){
			this.cancel();
			this.document.addEvents({
				mousemove: this.bound.drag,
				mouseup: this.bound.stop
			});
			this.fireEvent('start', [this.element, event]).fireEvent('snap', this.element);
		}
	},

	drag: function(event){
		var options = this.options;

		if (options.preventDefault) event.preventDefault();
		this.mouse.now = event.page;

		for (var z in options.modifiers){
			if (!options.modifiers[z]) continue;
			this.value.now[z] = this.mouse.now[z] - this.mouse.pos[z];

			if (options.invert) this.value.now[z] *= -1;

			if (options.limit && this.limit[z]){
				if ((this.limit[z][1] || this.limit[z][1] === 0) && (this.value.now[z] > this.limit[z][1])){
					this.value.now[z] = this.limit[z][1];
				} else if ((this.limit[z][0] || this.limit[z][0] === 0) && (this.value.now[z] < this.limit[z][0])){
					this.value.now[z] = this.limit[z][0];
				}
			}

			if (options.grid[z]) this.value.now[z] -= ((this.value.now[z] - (this.limit[z][0]||0)) % options.grid[z]);

			if (options.style) this.element.setStyle(options.modifiers[z], this.value.now[z] + options.unit);
			else this.element[options.modifiers[z]] = this.value.now[z];
		}

		this.fireEvent('drag', [this.element, event]);
	},

	cancel: function(event){
		this.document.removeEvents({
			mousemove: this.bound.check,
			mouseup: this.bound.cancel
		});
		if (event){
			this.document.removeEvent(this.selection, this.bound.eventStop);
			this.fireEvent('cancel', this.element);
		}
	},

	stop: function(event){
		var events = {
			mousemove: this.bound.drag,
			mouseup: this.bound.stop
		};
		events[this.selection] = this.bound.eventStop;
		this.document.removeEvents(events);
		if (event) this.fireEvent('complete', [this.element, event]);
	}

});

Element.implement({

	makeResizable: function(options){
		var drag = new Drag(this, Object.merge({
			modifiers: {
				x: 'width',
				y: 'height'
			}
		}, options));

		this.store('resizer', drag);
		return drag.addEvent('drag', function(){
			this.fireEvent('resize', drag);
		}.bind(this));
	}

});


/*
---

script: Drag.Move.js

name: Drag.Move

description: A Drag extension that provides support for the constraining of draggables to containers and droppables.

license: MIT-style license

authors:
  - Valerio Proietti
  - Tom Occhinno
  - Jan Kassens
  - Aaron Newton
  - Scott Kyle

requires:
  - Core/Element.Dimensions
  - /Drag

provides: [Drag.Move]

...
*/

Drag.Move = new Class({

	Extends: Drag,

	options: {/*
		onEnter: function(thisElement, overed){},
		onLeave: function(thisElement, overed){},
		onDrop: function(thisElement, overed, event){},*/
		droppables: [],
		container: false,
		precalculate: false,
		includeMargins: true,
		checkDroppables: true
	},

	initialize: function(element, options){
		this.parent(element, options);
		element = this.element;

		this.droppables = $$(this.options.droppables);
		this.container = document.id(this.options.container);

		if (this.container && typeOf(this.container) != 'element')
			this.container = document.id(this.container.getDocument().body);

		if (this.options.style){
			if (this.options.modifiers.x == 'left' && this.options.modifiers.y == 'top'){
				var parent = element.getOffsetParent(),
					styles = element.getStyles('left', 'top');
				if (parent && (styles.left == 'auto' || styles.top == 'auto')){
					element.setPosition(element.getPosition(parent));
				}
			}

			if (element.getStyle('position') == 'static') element.setStyle('position', 'absolute');
		}

		this.addEvent('start', this.checkDroppables, true);
		this.overed = null;
	},

	start: function(event){
		if (this.container) this.options.limit = this.calculateLimit();

		if (this.options.precalculate){
			this.positions = this.droppables.map(function(el){
				return el.getCoordinates();
			});
		}

		this.parent(event);
	},

	calculateLimit: function(){
		var element = this.element,
			container = this.container,

			offsetParent = document.id(element.getOffsetParent()) || document.body,
			containerCoordinates = container.getCoordinates(offsetParent),
			elementMargin = {},
			elementBorder = {},
			containerMargin = {},
			containerBorder = {},
			offsetParentPadding = {};

		['top', 'right', 'bottom', 'left'].each(function(pad){
			elementMargin[pad] = element.getStyle('margin-' + pad).toInt();
			elementBorder[pad] = element.getStyle('border-' + pad).toInt();
			containerMargin[pad] = container.getStyle('margin-' + pad).toInt();
			containerBorder[pad] = container.getStyle('border-' + pad).toInt();
			offsetParentPadding[pad] = offsetParent.getStyle('padding-' + pad).toInt();
		}, this);

		var width = element.offsetWidth + elementMargin.left + elementMargin.right,
			height = element.offsetHeight + elementMargin.top + elementMargin.bottom,
			left = 0,
			top = 0,
			right = containerCoordinates.right - containerBorder.right - width,
			bottom = containerCoordinates.bottom - containerBorder.bottom - height;

		if (this.options.includeMargins){
			left += elementMargin.left;
			top += elementMargin.top;
		} else {
			right += elementMargin.right;
			bottom += elementMargin.bottom;
		}

		if (element.getStyle('position') == 'relative'){
			var coords = element.getCoordinates(offsetParent);
			coords.left -= element.getStyle('left').toInt();
			coords.top -= element.getStyle('top').toInt();

			left -= coords.left;
			top -= coords.top;
			if (container.getStyle('position') != 'relative'){
				left += containerBorder.left;
				top += containerBorder.top;
			}
			right += elementMargin.left - coords.left;
			bottom += elementMargin.top - coords.top;

			if (container != offsetParent){
				left += containerMargin.left + offsetParentPadding.left;
				top += ((Browser.ie6 || Browser.ie7) ? 0 : containerMargin.top) + offsetParentPadding.top;
			}
		} else {
			left -= elementMargin.left;
			top -= elementMargin.top;
			if (container != offsetParent){
				left += containerCoordinates.left + containerBorder.left;
				top += containerCoordinates.top + containerBorder.top;
			}
		}

		return {
			x: [left, right],
			y: [top, bottom]
		};
	},

	getDroppableCoordinates: function(element){
		var position = element.getCoordinates();
		if (element.getStyle('position') == 'fixed'){
			var scroll = window.getScroll();
			position.left += scroll.x;
			position.right += scroll.x;
			position.top += scroll.y;
			position.bottom += scroll.y;
		}
		return position;
	},

	checkDroppables: function(){
		var overed = this.droppables.filter(function(el, i){
			el = this.positions ? this.positions[i] : this.getDroppableCoordinates(el);
			var now = this.mouse.now;
			return (now.x > el.left && now.x < el.right && now.y < el.bottom && now.y > el.top);
		}, this).getLast();

		if (this.overed != overed){
			if (this.overed) this.fireEvent('leave', [this.element, this.overed]);
			if (overed) this.fireEvent('enter', [this.element, overed]);
			this.overed = overed;
		}
	},

	drag: function(event){
		this.parent(event);
		if (this.options.checkDroppables && this.droppables.length) this.checkDroppables();
	},

	stop: function(event){
		this.checkDroppables();
		this.fireEvent('drop', [this.element, this.overed, event]);
		this.overed = null;
		return this.parent(event);
	}

});

Element.implement({

	makeDraggable: function(options){
		var drag = new Drag.Move(this, options);
		this.store('dragger', drag);
		return drag;
	}

});


/*
---

script: Assets.js

name: Assets

description: Provides methods to dynamically load JavaScript, CSS, and Image files into the document.

license: MIT-style license

authors:
  - Valerio Proietti

requires:
  - Core/Element.Event
  - /MooTools.More

provides: [Assets]

...
*/

var Asset = {

	javascript: function(source, properties){
		if (!properties) properties = {};

		var script = new Element('script', {src: source, type: 'text/javascript'}),
			doc = properties.document || document,
			loaded = 0,
			loadEvent = properties.onload || properties.onLoad;

		var load = loadEvent ? function(){ // make sure we only call the event once
			if (++loaded == 1) loadEvent.call(this);
		} : function(){};

		delete properties.onload;
		delete properties.onLoad;
		delete properties.document;

		return script.addEvents({
			load: load,
			readystatechange: function(){
				if (['loaded', 'complete'].contains(this.readyState)) load.call(this);
			}
		}).set(properties).inject(doc.head);
	},

	css: function(source, properties){
		if (!properties) properties = {};

		var link = new Element('link', {
			rel: 'stylesheet',
			media: 'screen',
			type: 'text/css',
			href: source
		});

		var load = properties.onload || properties.onLoad,
			doc = properties.document || document;

		delete properties.onload;
		delete properties.onLoad;
		delete properties.document;

		if (load) link.addEvent('load', load);
		return link.set(properties).inject(doc.head);
	},

	image: function(source, properties){
		if (!properties) properties = {};

		var image = new Image(),
			element = document.id(image) || new Element('img');

		['load', 'abort', 'error'].each(function(name){
			var type = 'on' + name,
				cap = 'on' + name.capitalize(),
				event = properties[type] || properties[cap] || function(){};

			delete properties[cap];
			delete properties[type];

			image[type] = function(){
				if (!image) return;
				if (!element.parentNode){
					element.width = image.width;
					element.height = image.height;
				}
				image = image.onload = image.onabort = image.onerror = null;
				event.delay(1, element, element);
				element.fireEvent(name, element, 1);
			};
		});

		image.src = element.src = source;
		if (image && image.complete) image.onload.delay(1);
		return element.set(properties);
	},

	images: function(sources, options){
		sources = Array.from(sources);

		var fn = function(){},
			counter = 0;

		options = Object.merge({
			onComplete: fn,
			onProgress: fn,
			onError: fn,
			properties: {}
		}, options);

		return new Elements(sources.map(function(source, index){
			return Asset.image(source, Object.append(options.properties, {
				onload: function(){
					counter++;
					options.onProgress.call(this, counter, index, source);
					if (counter == sources.length) options.onComplete();
				},
				onerror: function(){
					counter++;
					options.onError.call(this, counter, index, source);
					if (counter == sources.length) options.onComplete();
				}
			}));
		}));
	}

};


/*
---

script: Element.Measure.js

name: Element.Measure

description: Extends the Element native object to include methods useful in measuring dimensions.

credits: "Element.measure / .expose methods by Daniel Steigerwald License: MIT-style license. Copyright: Copyright (c) 2008 Daniel Steigerwald, daniel.steigerwald.cz"

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Element.Style
  - Core/Element.Dimensions
  - /MooTools.More

provides: [Element.Measure]

...
*/

(function(){

var getStylesList = function(styles, planes){
	var list = [];
	Object.each(planes, function(directions){
		Object.each(directions, function(edge){
			styles.each(function(style){
				list.push(style + '-' + edge + (style == 'border' ? '-width' : ''));
			});
		});
	});
	return list;
};

var calculateEdgeSize = function(edge, styles){
	var total = 0;
	Object.each(styles, function(value, style){
		if (style.test(edge)) total = total + value.toInt();
	});
	return total;
};

var isVisible = function(el){
	return !!(!el || el.offsetHeight || el.offsetWidth);
};


Element.implement({

	measure: function(fn){
		if (isVisible(this)) return fn.call(this);
		var parent = this.getParent(),
			toMeasure = [];
		while (!isVisible(parent) && parent != document.body){
			toMeasure.push(parent.expose());
			parent = parent.getParent();
		}
		var restore = this.expose(),
			result = fn.call(this);
		restore();
		toMeasure.each(function(restore){
			restore();
		});
		return result;
	},

	expose: function(){
		if (this.getStyle('display') != 'none') return function(){};
		var before = this.style.cssText;
		this.setStyles({
			display: 'block',
			position: 'absolute',
			visibility: 'hidden'
		});
		return function(){
			this.style.cssText = before;
		}.bind(this);
	},

	getDimensions: function(options){
		options = Object.merge({computeSize: false}, options);
		var dim = {x: 0, y: 0};

		var getSize = function(el, options){
			return (options.computeSize) ? el.getComputedSize(options) : el.getSize();
		};

		var parent = this.getParent('body');

		if (parent && this.getStyle('display') == 'none'){
			dim = this.measure(function(){
				return getSize(this, options);
			});
		} else if (parent){
			try { //safari sometimes crashes here, so catch it
				dim = getSize(this, options);
			}catch(e){}
		}

		return Object.append(dim, (dim.x || dim.x === 0) ? {
				width: dim.x,
				height: dim.y
			} : {
				x: dim.width,
				y: dim.height
			}
		);
	},

	getComputedSize: function(options){
		//<1.2compat>
		//legacy support for my stupid spelling error
		if (options && options.plains) options.planes = options.plains;
		//</1.2compat>

		options = Object.merge({
			styles: ['padding','border'],
			planes: {
				height: ['top','bottom'],
				width: ['left','right']
			},
			mode: 'both'
		}, options);

		var styles = {},
			size = {width: 0, height: 0},
			dimensions;

		if (options.mode == 'vertical'){
			delete size.width;
			delete options.planes.width;
		} else if (options.mode == 'horizontal'){
			delete size.height;
			delete options.planes.height;
		}

		getStylesList(options.styles, options.planes).each(function(style){
			styles[style] = this.getStyle(style).toInt();
		}, this);

		Object.each(options.planes, function(edges, plane){

			var capitalized = plane.capitalize(),
				style = this.getStyle(plane);

			if (style == 'auto' && !dimensions) dimensions = this.getDimensions();

			style = styles[plane] = (style == 'auto') ? dimensions[plane] : style.toInt();
			size['total' + capitalized] = style;

			edges.each(function(edge){
				var edgesize = calculateEdgeSize(edge, styles);
				size['computed' + edge.capitalize()] = edgesize;
				size['total' + capitalized] += edgesize;
			});

		}, this);

		return Object.append(size, styles);
	}

});

})();


/*
---

script: Element.Position.js

name: Element.Position

description: Extends the Element native object to include methods useful positioning elements relative to others.

license: MIT-style license

authors:
  - Aaron Newton
  - Jacob Thornton

requires:
  - Core/Options
  - Core/Element.Dimensions
  - Element.Measure

provides: [Element.Position]

...
*/

(function(original){

var local = Element.Position = {

	options: {/*
		edge: false,
		returnPos: false,
		minimum: {x: 0, y: 0},
		maximum: {x: 0, y: 0},
		relFixedPosition: false,
		ignoreMargins: false,
		ignoreScroll: false,
		allowNegative: false,*/
		relativeTo: document.body,
		position: {
			x: 'center', //left, center, right
			y: 'center' //top, center, bottom
		},
		offset: {x: 0, y: 0}
	},

	getOptions: function(element, options){
		options = Object.merge({}, local.options, options);
		local.setPositionOption(options);
		local.setEdgeOption(options);
		local.setOffsetOption(element, options);
		local.setDimensionsOption(element, options);
		return options;
	},

	setPositionOption: function(options){
		options.position = local.getCoordinateFromValue(options.position);
	},

	setEdgeOption: function(options){
		var edgeOption = local.getCoordinateFromValue(options.edge);
		options.edge = edgeOption ? edgeOption :
			(options.position.x == 'center' && options.position.y == 'center') ? {x: 'center', y: 'center'} :
			{x: 'left', y: 'top'};
	},

	setOffsetOption: function(element, options){
		var parentOffset = {x: 0, y: 0},
			offsetParent = element.measure(function(){
				return document.id(this.getOffsetParent());
			}),
			parentScroll = offsetParent.getScroll();

		if (!offsetParent || offsetParent == element.getDocument().body) return;
		parentOffset = offsetParent.measure(function(){
			var position = this.getPosition();
			if (this.getStyle('position') == 'fixed'){
				var scroll = window.getScroll();
				position.x += scroll.x;
				position.y += scroll.y;
			}
			return position;
		});

		options.offset = {
			parentPositioned: offsetParent != document.id(options.relativeTo),
			x: options.offset.x - parentOffset.x + parentScroll.x,
			y: options.offset.y - parentOffset.y + parentScroll.y
		};
	},

	setDimensionsOption: function(element, options){
		options.dimensions = element.getDimensions({
			computeSize: true,
			styles: ['padding', 'border', 'margin']
		});
	},

	getPosition: function(element, options){
		var position = {};
		options = local.getOptions(element, options);
		var relativeTo = document.id(options.relativeTo) || document.body;

		local.setPositionCoordinates(options, position, relativeTo);
		if (options.edge) local.toEdge(position, options);

		var offset = options.offset;
		position.left = ((position.x >= 0 || offset.parentPositioned || options.allowNegative) ? position.x : 0).toInt();
		position.top = ((position.y >= 0 || offset.parentPositioned || options.allowNegative) ? position.y : 0).toInt();

		local.toMinMax(position, options);

		if (options.relFixedPosition || relativeTo.getStyle('position') == 'fixed') local.toRelFixedPosition(relativeTo, position);
		if (options.ignoreScroll) local.toIgnoreScroll(relativeTo, position);
		if (options.ignoreMargins) local.toIgnoreMargins(position, options);

		position.left = Math.ceil(position.left);
		position.top = Math.ceil(position.top);
		delete position.x;
		delete position.y;

		return position;
	},

	setPositionCoordinates: function(options, position, relativeTo){
		var offsetY = options.offset.y,
			offsetX = options.offset.x,
			calc = (relativeTo == document.body) ? window.getScroll() : relativeTo.getPosition(),
			top = calc.y,
			left = calc.x,
			winSize = window.getSize();

		switch(options.position.x){
			case 'left': position.x = left + offsetX; break;
			case 'right': position.x = left + offsetX + relativeTo.offsetWidth; break;
			default: position.x = left + ((relativeTo == document.body ? winSize.x : relativeTo.offsetWidth) / 2) + offsetX; break;
		}

		switch(options.position.y){
			case 'top': position.y = top + offsetY; break;
			case 'bottom': position.y = top + offsetY + relativeTo.offsetHeight; break;
			default: position.y = top + ((relativeTo == document.body ? winSize.y : relativeTo.offsetHeight) / 2) + offsetY; break;
		}
	},

	toMinMax: function(position, options){
		var xy = {left: 'x', top: 'y'}, value;
		['minimum', 'maximum'].each(function(minmax){
			['left', 'top'].each(function(lr){
				value = options[minmax] ? options[minmax][xy[lr]] : null;
				if (value != null && ((minmax == 'minimum') ? position[lr] < value : position[lr] > value)) position[lr] = value;
			});
		});
	},

	toRelFixedPosition: function(relativeTo, position){
		var winScroll = window.getScroll();
		position.top += winScroll.y;
		position.left += winScroll.x;
	},

	toIgnoreScroll: function(relativeTo, position){
		var relScroll = relativeTo.getScroll();
		position.top -= relScroll.y;
		position.left -= relScroll.x;
	},

	toIgnoreMargins: function(position, options){
		position.left += options.edge.x == 'right'
			? options.dimensions['margin-right']
			: (options.edge.x != 'center'
				? -options.dimensions['margin-left']
				: -options.dimensions['margin-left'] + ((options.dimensions['margin-right'] + options.dimensions['margin-left']) / 2));

		position.top += options.edge.y == 'bottom'
			? options.dimensions['margin-bottom']
			: (options.edge.y != 'center'
				? -options.dimensions['margin-top']
				: -options.dimensions['margin-top'] + ((options.dimensions['margin-bottom'] + options.dimensions['margin-top']) / 2));
	},

	toEdge: function(position, options){
		var edgeOffset = {},
			dimensions = options.dimensions,
			edge = options.edge;

		switch(edge.x){
			case 'left': edgeOffset.x = 0; break;
			case 'right': edgeOffset.x = -dimensions.x - dimensions.computedRight - dimensions.computedLeft; break;
			// center
			default: edgeOffset.x = -(Math.round(dimensions.totalWidth / 2)); break;
		}

		switch(edge.y){
			case 'top': edgeOffset.y = 0; break;
			case 'bottom': edgeOffset.y = -dimensions.y - dimensions.computedTop - dimensions.computedBottom; break;
			// center
			default: edgeOffset.y = -(Math.round(dimensions.totalHeight / 2)); break;
		}

		position.x += edgeOffset.x;
		position.y += edgeOffset.y;
	},

	getCoordinateFromValue: function(option){
		if (typeOf(option) != 'string') return option;
		option = option.toLowerCase();

		return {
			x: option.test('left') ? 'left'
				: (option.test('right') ? 'right' : 'center'),
			y: option.test(/upper|top/) ? 'top'
				: (option.test('bottom') ? 'bottom' : 'center')
		};
	}

};

Element.implement({

	position: function(options){
		if (options && (options.x != null || options.y != null)) {
			return (original ? original.apply(this, arguments) : this);
		}
		var position = this.setStyle('position', 'absolute').calculatePosition(options);
		return (options && options.returnPos) ? position : this.setStyles(position);
	},

	calculatePosition: function(options){
		return local.getPosition(this, options);
	}

});

})(Element.prototype.position);


/*
---

script: Class.Occlude.js

name: Class.Occlude

description: Prevents a class from being applied to a DOM element twice.

license: MIT-style license.

authors:
  - Aaron Newton

requires:
  - Core/Class
  - Core/Element
  - /MooTools.More

provides: [Class.Occlude]

...
*/

Class.Occlude = new Class({

	occlude: function(property, element){
		element = document.id(element || this.element);
		var instance = element.retrieve(property || this.property);
		if (instance && !this.occluded)
			return (this.occluded = instance);

		this.occluded = false;
		element.store(property || this.property, this);
		return this.occluded;
	}

});


/*
---

script: IframeShim.js

name: IframeShim

description: Defines IframeShim, a class for obscuring select lists and flash objects in IE.

license: MIT-style license

authors:
  - Aaron Newton

requires:
  - Core/Element.Event
  - Core/Element.Style
  - Core/Options
  - Core/Events
  - /Element.Position
  - /Class.Occlude

provides: [IframeShim]

...
*/

var IframeShim = new Class({

	Implements: [Options, Events, Class.Occlude],

	options: {
		className: 'iframeShim',
		src: 'javascript:false;document.write("");',
		display: false,
		zIndex: null,
		margin: 0,
		offset: {x: 0, y: 0},
		browsers: (Browser.ie6 || (Browser.firefox && Browser.version < 3 && Browser.Platform.mac))
	},

	property: 'IframeShim',

	initialize: function(element, options){
		this.element = document.id(element);
		if (this.occlude()) return this.occluded;
		this.setOptions(options);
		this.makeShim();
		return this;
	},

	makeShim: function(){
		if (this.options.browsers){
			var zIndex = this.element.getStyle('zIndex').toInt();

			if (!zIndex){
				zIndex = 1;
				var pos = this.element.getStyle('position');
				if (pos == 'static' || !pos) this.element.setStyle('position', 'relative');
				this.element.setStyle('zIndex', zIndex);
			}
			zIndex = ((this.options.zIndex != null || this.options.zIndex === 0) && zIndex > this.options.zIndex) ? this.options.zIndex : zIndex - 1;
			if (zIndex < 0) zIndex = 1;
			this.shim = new Element('iframe', {
				src: this.options.src,
				scrolling: 'no',
				frameborder: 0,
				styles: {
					zIndex: zIndex,
					position: 'absolute',
					border: 'none',
					filter: 'progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'
				},
				'class': this.options.className
			}).store('IframeShim', this);
			var inject = (function(){
				this.shim.inject(this.element, 'after');
				this[this.options.display ? 'show' : 'hide']();
				this.fireEvent('inject');
			}).bind(this);
			if (!IframeShim.ready) window.addEvent('load', inject);
			else inject();
		} else {
			this.position = this.hide = this.show = this.dispose = Function.from(this);
		}
	},

	position: function(){
		if (!IframeShim.ready || !this.shim) return this;
		var size = this.element.measure(function(){
			return this.getSize();
		});
		if (this.options.margin != undefined){
			size.x = size.x - (this.options.margin * 2);
			size.y = size.y - (this.options.margin * 2);
			this.options.offset.x += this.options.margin;
			this.options.offset.y += this.options.margin;
		}
		this.shim.set({width: size.x, height: size.y}).position({
			relativeTo: this.element,
			offset: this.options.offset
		});
		return this;
	},

	hide: function(){
		if (this.shim) this.shim.setStyle('display', 'none');
		return this;
	},

	show: function(){
		if (this.shim) this.shim.setStyle('display', 'block');
		return this.position();
	},

	dispose: function(){
		if (this.shim) this.shim.dispose();
		return this;
	},

	destroy: function(){
		if (this.shim) this.shim.destroy();
		return this;
	}

});

window.addEvent('load', function(){
	IframeShim.ready = true;
});


