// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/0e8518ab6478201eb103ecbc3d7276ab 
// Or build this file again with packager using: packager build More/More More/Array.Extras More/Fx.Elements More/Assets
/*
---

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': '1.4.0.1',
	'build': 'a4244edf2aa97ac8a196fc96082dd35af1abab87'
};


/*
---

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: 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: 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,
			load = properties.onload || properties.onLoad;

		delete properties.onload;
		delete properties.onLoad;
		delete properties.document;

		if (load){
			if (typeof script.onreadystatechange != 'undefined'){
				script.addEvent('readystatechange', function(){
					if (['loaded', 'complete'].contains(this.readyState)) load.call(this);
				});
			} else {
				script.addEvent('load', load);
			}
		}

		return script.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();
				}
			}));
		}));
	}

};