/*

Script: Core.js

	MooTools - My Object Oriented JavaScript Tools.



License:

	MIT-style license.



Copyright:

	Copyright (c) 2006-2007 [Valerio Proietti](http://mad4milk.net/).



Code & Documentation:

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



Inspiration:

	- Class implementation inspired by [Base.js](http://dean.edwards.name/weblog/2006/03/base/) Copyright (c) 2006 Dean Edwards, [GNU Lesser General Public License](http://opensource.org/licenses/lgpl-license.php)

	- Some functionality inspired by [Prototype.js](http://prototypejs.org) Copyright (c) 2005-2007 Sam Stephenson, [MIT License](http://opensource.org/licenses/mit-license.php)

*/



var MooTools = {

	'version': '1.2.0',

	'build': ''

};

      

var Native = function(options){

	options = options || {};



	var afterImplement = options.afterImplement || function(){};

	var generics = options.generics;

	generics = (generics !== false);

	var legacy = options.legacy;

	var initialize = options.initialize;

	var protect = options.protect;

	var name = options.name;



	var object = initialize || legacy;



	object.constructor = Native;

	object.$family = {name: 'native'};

	if (legacy && initialize) object.prototype = legacy.prototype;

	object.prototype.constructor = object;



	if (name){

		var family = name.toLowerCase();

		object.prototype.$family = {name: family};

		Native.typize(object, family);

	}



	var add = function(obj, name, method, force){

		if (!protect || force || !obj.prototype[name]) obj.prototype[name] = method;

		if (generics) Native.genericize(obj, name, protect);

		afterImplement.call(obj, name, method);

		return obj;

	};

	

	object.implement = function(a1, a2, a3){

		if (typeof a1 == 'string') return add(this, a1, a2, a3);

		for (var p in a1) add(this, p, a1[p], a2);

		return this;

	};

	

	object.alias = function(a1, a2, a3){

		if (typeof a1 == 'string'){

			a1 = this.prototype[a1];

			if (a1) add(this, a2, a1, a3);

		} else {

			for (var a in a1) this.alias(a, a1[a], a2);

		}

		return this;

	};



	return object;

};



Native.implement = function(objects, properties){

	for (var i = 0, l = objects.length; i < l; i++) objects[i].implement(properties);

};



Native.genericize = function(object, property, check){

	if ((!check || !object[property]) && typeof object.prototype[property] == 'function') object[property] = function(){

		var args = Array.prototype.slice.call(arguments);

		return object.prototype[property].apply(args.shift(), args);

	};

};



Native.typize = function(object, family){

	if (!object.type) object.type = function(item){

		return ($type(item) === family);

	};

};



Native.alias = function(objects, a1, a2, a3){

	for (var i = 0, j = objects.length; i < j; i++) objects[i].alias(a1, a2, a3);

};



(function(objects){

	for (var name in objects) Native.typize(objects[name], name);

})({'boolean': Boolean, 'native': Native, 'object': Object});



(function(objects){

	for (var name in objects) new Native({name: name, initialize: objects[name], protect: true});

})({'String': String, 'Function': Function, 'Number': Number, 'Array': Array, 'RegExp': RegExp, 'Date': Date});



(function(object, methods){

	for (var i = methods.length; i--; i) Native.genericize(object, methods[i], true);

	return arguments.callee;

})

(Array, ['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift', 'concat', 'join', 'slice', 'toString', 'valueOf', 'indexOf', 'lastIndexOf'])

(String, ['charAt', 'charCodeAt', 'concat', 'indexOf', 'lastIndexOf', 'match', 'replace', 'search', 'slice', 'split', 'substr', 'substring', 'toLowerCase', 'toUpperCase', 'valueOf']);



function $chk(obj){

	return !!(obj || obj === 0);

};



function $clear(timer){

	clearTimeout(timer);

	clearInterval(timer);

	return null;

};



function $defined(obj){

	return (obj != undefined);

};



function $empty(){};



function $arguments(i){

	return function(){

		return arguments[i];

	};

};



function $lambda(value){

	return (typeof value == 'function') ? value : function(){

		return value;

	};

};



function $extend(original, extended){

	for (var key in (extended || {})) original[key] = extended[key];

	return original;

};



function $unlink(object){

	var unlinked;

	

	switch ($type(object)){

		case 'object':

			unlinked = {};

			for (var p in object) unlinked[p] = $unlink(object[p]);

		break;

		case 'hash':

			unlinked = $unlink(object.getClean());

		break;

		case 'array':

			unlinked = [];

			for (var i = 0, l = object.length; i < l; i++) unlinked[i] = $unlink(object[i]);

		break;

		default: return object;

	}

	

	return unlinked;

};



function $merge(){

	var mix = {};

	for (var i = 0, l = arguments.length; i < l; i++){

		var object = arguments[i];

		if ($type(object) != 'object') continue;

		for (var key in object){

			var op = object[key], mp = mix[key];

			mix[key] = (mp && $type(op) == 'object' && $type(mp) == 'object') ? $merge(mp, op) : $unlink(op);

		}

	}

	return mix;

};



function $pick(){

	for (var i = 0, l = arguments.length; i < l; i++){

		if (arguments[i] != undefined) return arguments[i];

	}

	return null;

};



function $random(min, max){

	return Math.floor(Math.random() * (max - min + 1) + min);

};



function $splat(obj){

	var type = $type(obj);

	return (type) ? ((type != 'array' && type != 'arguments') ? [obj] : obj) : [];

};



var $time = Date.now || function(){

	return new Date().getTime();

};



function $try(){

	for (var i = 0, l = arguments.length; i < l; i++){

		try {

			return arguments[i]();

		} catch(e){}

	}

	return null;

};



function $type(obj){

	if (obj == undefined) return false;

	if (obj.$family) return (obj.$family.name == 'number' && !isFinite(obj)) ? false : obj.$family.name;

	if (obj.nodeName){

		switch (obj.nodeType){

			case 1: return 'element';

			case 3: return (/\S/).test(obj.nodeValue) ? 'textnode' : 'whitespace';

		}

	} else if (typeof obj.length == 'number'){

		if (obj.callee) return 'arguments';

		else if (obj.item) return 'collection';

	}

	return typeof obj;

};



var Hash = new Native({



	name: 'Hash',



	initialize: function(object){

		if ($type(object) == 'hash') object = $unlink(object.getClean());

		for (var key in object) this[key] = object[key];

		return this;

	}



});



Hash.implement({

	

	getLength: function(){

		var length = 0;

		for (var key in this){

			if (this.hasOwnProperty(key)) length++;

		}

		return length;

	},



	forEach: function(fn, bind){

		for (var key in this){

			if (this.hasOwnProperty(key)) fn.call(bind, this[key], key, this);

		}

	},

	

	getClean: function(){

		var clean = {};

		for (var key in this){

			if (this.hasOwnProperty(key)) clean[key] = this[key];

		}

		return clean;

	}



});



Hash.alias('forEach', 'each');



function $H(object){

	return new Hash(object);

};



Array.implement({



	forEach: function(fn, bind){

		for (var i = 0, l = this.length; i < l; i++) fn.call(bind, this[i], i, this);

	}



});



Array.alias('forEach', 'each');



function $A(iterable){

	if (iterable.item){

		var array = [];

		for (var i = 0, l = iterable.length; i < l; i++) array[i] = iterable[i];

		return array;

	}

	return Array.prototype.slice.call(iterable);

};



function $each(iterable, fn, bind){

	var type = $type(iterable);

	((type == 'arguments' || type == 'collection' || type == 'array') ? Array : Hash).each(iterable, fn, bind);

};





/*

Script: Browser.js

	The Browser Core. Contains Browser initialization, Window and Document, and the Browser Hash.



License:

	MIT-style license.

*/



var Browser = new Hash({

	Engine: {name: 'unknown', version: ''},

	Platform: {name: (navigator.platform.match(/mac|win|linux/i) || ['other'])[0].toLowerCase()},

	Features: {xpath: !!(document.evaluate), air: !!(window.runtime)},

	Plugins: {}

});



if (window.opera) Browser.Engine = {name: 'presto', version: (document.getElementsByClassName) ? 950 : 925};

else if (window.ActiveXObject) Browser.Engine = {name: 'trident', version: (window.XMLHttpRequest) ? 5 : 4};

else if (!navigator.taintEnabled) Browser.Engine = {name: 'webkit', version: (Browser.Features.xpath) ? 420 : 419};

else if (document.getBoxObjectFor != null) Browser.Engine = {name: 'gecko', version: (document.getElementsByClassName) ? 19 : 18};

Browser.Engine[Browser.Engine.name] = Browser.Engine[Browser.Engine.name + Browser.Engine.version] = true;



if (window.orientation != undefined) Browser.Platform.name = 'ipod';



Browser.Platform[Browser.Platform.name] = true;



Browser.Request = function(){

	return $try(function(){

		return new XMLHttpRequest();

	}, function(){

		return new ActiveXObject('MSXML2.XMLHTTP');

	});

};



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



Browser.Plugins.Flash = (function(){

	var version = ($try(function(){

		return navigator.plugins['Shockwave Flash'].description;

	}, function(){

		return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');

	}) || '0 r0').match(/\d+/g);

	return {version: parseInt(version[0] || 0 + '.' + version[1] || 0), build: parseInt(version[2] || 0)};

})();



function $exec(text){

	if (!text) return text;

	if (window.execScript){

		window.execScript(text);

	} else {

		var script = document.createElement('script');

		script.setAttribute('type', 'text/javascript');

		script.text = text;

		document.head.appendChild(script);

		document.head.removeChild(script);

	}

	return text;

};



Native.UID = 1;



var $uid = (Browser.Engine.trident) ? function(item){

	return (item.uid || (item.uid = [Native.UID++]))[0];

} : function(item){

	return item.uid || (item.uid = Native.UID++);

};



var Window = new Native({



	name: 'Window',



	legacy: (Browser.Engine.trident) ? null: window.Window,



	initialize: function(win){

		$uid(win);

		if (!win.Element){

			win.Element = $empty;

			if (Browser.Engine.webkit) win.document.createElement("iframe"); //fixes safari 2

			win.Element.prototype = (Browser.Engine.webkit) ? window["[[DOMElement.prototype]]"] : {};

		}

		return $extend(win, Window.Prototype);

	},



	afterImplement: function(property, value){

		window[property] = Window.Prototype[property] = value;

	}



});



Window.Prototype = {$family: {name: 'window'}};



new Window(window);



var Document = new Native({



	name: 'Document',



	legacy: (Browser.Engine.trident) ? null: window.Document,



	initialize: function(doc){

		$uid(doc);

		doc.head = doc.getElementsByTagName('head')[0];

		doc.html = doc.getElementsByTagName('html')[0];

		doc.window = doc.defaultView || doc.parentWindow;

		if (Browser.Engine.trident4) $try(function(){

			doc.execCommand("BackgroundImageCache", false, true);

		});

		return $extend(doc, Document.Prototype);

	},



	afterImplement: function(property, value){

		document[property] = Document.Prototype[property] = value;

	}



});



Document.Prototype = {$family: {name: 'document'}};



new Document(document);



/*

Script: Array.js

	Contains Array Prototypes like copy, each, contains, and remove.



License:

	MIT-style license.

*/



Array.implement({



	every: function(fn, bind){

		for (var i = 0, l = this.length; i < l; i++){

			if (!fn.call(bind, this[i], i, this)) return false;

		}

		return true;

	},



	filter: function(fn, bind){

		var results = [];

		for (var i = 0, l = this.length; i < l; i++){

			if (fn.call(bind, this[i], i, this)) results.push(this[i]);

		}

		return results;

	},

	

	clean: function() {

		return this.filter($defined);

	},



	indexOf: function(item, from){

		var len = this.length;

		for (var i = (from < 0) ? Math.max(0, len + from) : from || 0; i < len; i++){

			if (this[i] === item) return i;

		}

		return -1;

	},



	map: function(fn, bind){

		var results = [];

		for (var i = 0, l = this.length; i < l; i++) results[i] = fn.call(bind, this[i], i, this);

		return results;

	},



	some: function(fn, bind){

		for (var i = 0, l = this.length; i < l; i++){

			if (fn.call(bind, this[i], i, this)) return true;

		}

		return false;

	},



	associate: function(keys){

		var obj = {}, length = Math.min(this.length, keys.length);

		for (var i = 0; i < length; i++) obj[keys[i]] = this[i];

		return obj;

	},



	link: function(object){

		var result = {};

		for (var i = 0, l = this.length; i < l; i++){

			for (var key in object){

				if (object[key](this[i])){

					result[key] = this[i];

					delete object[key];

					break;

				}

			}

		}

		return result;

	},



	contains: function(item, from){

		return this.indexOf(item, from) != -1;

	},



	extend: function(array){

		for (var i = 0, j = array.length; i < j; i++) this.push(array[i]);

		return this;

	},



	getLast: function(){

		return (this.length) ? this[this.length - 1] : null;

	},



	getRandom: function(){

		return (this.length) ? this[$random(0, this.length - 1)] : null;

	},



	include: function(item){

		if (!this.contains(item)) this.push(item);

		return this;

	},



	combine: function(array){

		for (var i = 0, l = array.length; i < l; i++) this.include(array[i]);

		return this;

	},



	erase: function(item){

		for (var i = this.length; i--; i){

			if (this[i] === item) this.splice(i, 1);

		}

		return this;

	},



	empty: function(){

		this.length = 0;

		return this;

	},



	flatten: function(){

		var array = [];

		for (var i = 0, l = this.length; i < l; i++){

			var type = $type(this[i]);

			if (!type) continue;

			array = array.concat((type == 'array' || type == 'collection' || type == 'arguments') ? Array.flatten(this[i]) : this[i]);

		}

		return array;

	},



	hexToRgb: function(array){

		if (this.length != 3) return null;

		var rgb = this.map(function(value){

			if (value.length == 1) value += value;

			return value.toInt(16);

		});

		return (array) ? rgb : 'rgb(' + rgb + ')';

	},



	rgbToHex: function(array){

		if (this.length < 3) return null;

		if (this.length == 4 && this[3] == 0 && !array) return 'transparent';

		var hex = [];

		for (var i = 0; i < 3; i++){

			var bit = (this[i] - 0).toString(16);

			hex.push((bit.length == 1) ? '0' + bit : bit);

		}

		return (array) ? hex : '#' + hex.join('');

	}



});



/*

Script: Function.js

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



License:

	MIT-style license.

*/



Function.implement({



	extend: function(properties){

		for (var property in properties) this[property] = properties[property];

		return this;

	},



	create: function(options){

		var self = this;

		options = options || {};

		return function(event){

			var args = options.arguments;

			args = (args != undefined) ? $splat(args) : Array.slice(arguments, (options.event) ? 1 : 0);

			if (options.event) args = [event || window.event].extend(args);

			var returns = function(){

				return self.apply(options.bind || null, args);

			};

			if (options.delay) return setTimeout(returns, options.delay);

			if (options.periodical) return setInterval(returns, options.periodical);

			if (options.attempt) return $try(returns);

			return returns();

		};

	},



	pass: function(args, bind){

		return this.create({arguments: args, bind: bind});

	},



	attempt: function(args, bind){

		return this.create({arguments: args, bind: bind, attempt: true})();

	},



	bind: function(bind, args){

		return this.create({bind: bind, arguments: args});

	},



	bindWithEvent: function(bind, args){

		return this.create({bind: bind, event: true, arguments: args});

	},



	delay: function(delay, bind, args){

		return this.create({delay: delay, bind: bind, arguments: args})();

	},



	periodical: function(interval, bind, args){

		return this.create({periodical: interval, bind: bind, arguments: args})();

	},



	run: function(args, bind){

		return this.apply(bind, $splat(args));

	}



});



/*

Script: Number.js

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



License:

	MIT-style license.

*/



Number.implement({



	limit: function(min, max){

		return Math.min(max, Math.max(min, this));

	},



	round: function(precision){

		precision = Math.pow(10, precision || 0);

		return Math.round(this * precision) / precision;

	},



	times: function(fn, bind){

		for (var i = 0; i < this; i++) fn.call(bind, i, this);

	},



	toFloat: function(){

		return parseFloat(this);

	},



	toInt: function(base){

		return parseInt(this, base || 10);

	}



});



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



(function(math){

	var methods = {};

	math.each(function(name){

		if (!Number[name]) methods[name] = function(){

			return Math[name].apply(null, [this].concat($A(arguments)));

		};

	});

	Number.implement(methods);

})(['abs', 'acos', 'asin', 'atan', 'atan2', 'ceil', 'cos', 'exp', 'floor', 'log', 'max', 'min', 'pow', 'sin', 'sqrt', 'tan']);



/*

Script: String.js

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



License:

	MIT-style license.

*/



String.implement({



	test: function(regex, params){

		return ((typeof regex == 'string') ? new RegExp(regex, params) : regex).test(this);

	},



	contains: function(string, separator){

		return (separator) ? (separator + this + separator).indexOf(separator + string + separator) > -1 : this.indexOf(string) > -1;

	},



	trim: function(){

		return this.replace(/^\s+|\s+$/g, '');

	},



	clean: function(){

		return this.replace(/\s+/g, ' ').trim();

	},



	camelCase: function(){

		return this.replace(/-\D/g, function(match){

			return match.charAt(1).toUpperCase();

		});

	},



	hyphenate: function(){

		return this.replace(/[A-Z]/g, function(match){

			return ('-' + match.charAt(0).toLowerCase());

		});

	},



	capitalize: function(){

		return this.replace(/\b[a-z]/g, function(match){

			return match.toUpperCase();

		});

	},



	escapeRegExp: function(){

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

	},



	toInt: function(base){

		return parseInt(this, base || 10);

	},



	toFloat: function(){

		return parseFloat(this);

	},



	hexToRgb: function(array){

		var hex = this.match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);

		return (hex) ? hex.slice(1).hexToRgb(array) : null;

	},



	rgbToHex: function(array){

		var rgb = this.match(/\d{1,3}/g);

		return (rgb) ? rgb.rgbToHex(array) : null;

	},



	stripScripts: function(option){

		var scripts = '';

		var text = this.replace(/<script[^>]*>([\s\S]*?)<\/script>/gi, function(){

			scripts += arguments[1] + '\n';

			return '';

		});

		if (option === true) $exec(scripts);

		else if ($type(option) == 'function') option(scripts, text);

		return text;

	},



	substitute: function(object, regexp){

		return this.replace(regexp || (/\\?\{([^}]+)\}/g), function(match, name){

			if (match.charAt(0) == '\\') return match.slice(1);

			return (object[name] != undefined) ? object[name] : '';

		});

	}



});



/*

Script: Hash.js

	Contains Hash Prototypes. Provides a means for overcoming the JavaScript practical impossibility of extending native Objects.



License:

	MIT-style license.

*/



Hash.implement({



	has: Object.prototype.hasOwnProperty,



	keyOf: function(value){

		for (var key in this){

			if (this.hasOwnProperty(key) && this[key] === value) return key;

		}

		return null;

	},



	hasValue: function(value){

		return (Hash.keyOf(this, value) !== null);

	},



	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){

		var k = this[key];

		if (k == undefined) this[key] = value;

		return this;

	},



	map: function(fn, bind){

		var results = new Hash;

		Hash.each(this, function(value, key){

			results.set(key, fn.call(bind, value, key, this));

		}, this);

		return results;

	},



	filter: function(fn, bind){

		var results = new Hash;

		Hash.each(this, function(value, key){

			if (fn.call(bind, value, key, this)) results.set(key, value);

		}, this);

		return results;

	},



	every: function(fn, bind){

		for (var key in this){

			if (this.hasOwnProperty(key) && !fn.call(bind, this[key], key)) return false;

		}

		return true;

	},



	some: function(fn, bind){

		for (var key in this){

			if (this.hasOwnProperty(key) && fn.call(bind, this[key], key)) return true;

		}

		return false;

	},



	getKeys: function(){

		var keys = [];

		Hash.each(this, function(value, key){

			keys.push(key);

		});

		return keys;

	},



	getValues: function(){

		var values = [];

		Hash.each(this, function(value){

			values.push(value);

		});

		return values;

	},

	

	toQueryString: function(base){

		var queryString = [];

		Hash.each(this, function(value, key){

			if (base) key = base + '[' + key + ']';

			var result;

			switch ($type(value)){

				case 'object': result = Hash.toQueryString(value, key); break;

				case 'array':

					var qs = {};

					value.each(function(val, i){

						qs[i] = val;

					});

					result = Hash.toQueryString(qs, key);

				break;

				default: result = key + '=' + encodeURIComponent(value);

			}

			if (value != undefined) queryString.push(result);

		});

		

		return queryString.join('&');

	}



});



Hash.alias({keyOf: 'indexOf', hasValue: 'contains'});



/*

Script: Event.js

	Contains the Event Native, to make the event object completely crossbrowser.



License:

	MIT-style license.

*/



var Event = new Native({



	name: 'Event',



	initialize: function(event, win){

		win = win || window;

		var doc = win.document;

		event = event || win.event;

		if (event.$extended) return event;

		this.$extended = true;

		var type = event.type;

		var target = event.target || event.srcElement;

		while (target && target.nodeType == 3) target = target.parentNode;

		

		if (type.test(/key/)){

			var code = event.which || event.keyCode;

			var key = Event.Keys.keyOf(code);

			if (type == 'keydown'){

				var fKey = code - 111;

				if (fKey > 0 && fKey < 13) key = 'f' + fKey;

			}

			key = key || String.fromCharCode(code).toLowerCase();

		} else if (type.match(/(click|mouse|menu)/i)){

			doc = (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;

			var page = {

				x: event.pageX || event.clientX + doc.scrollLeft,

				y: event.pageY || event.clientY + doc.scrollTop

			};

			var client = {

				x: (event.pageX) ? event.pageX - win.pageXOffset : event.clientX,

				y: (event.pageY) ? event.pageY - win.pageYOffset : event.clientY

			};

			if (type.match(/DOMMouseScroll|mousewheel/)){

				var wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;

			}

			var rightClick = (event.which == 3) || (event.button == 2);

			var related = null;

			if (type.match(/over|out/)){

				switch (type){

					case 'mouseover': related = event.relatedTarget || event.fromElement; break;

					case 'mouseout': related = event.relatedTarget || event.toElement;

				}

				if (!(function(){

					while (related && related.nodeType == 3) related = related.parentNode;

					return true;

				}).create({attempt: Browser.Engine.gecko})()) related = false;

			}

		}



		return $extend(this, {

			event: event,

			type: type,

			

			page: page,

			client: client,

			rightClick: rightClick,

			

			wheel: wheel,

			

			relatedTarget: related,

			target: target,

			

			code: code,

			key: key,

			

			shift: event.shiftKey,

			control: event.ctrlKey,

			alt: event.altKey,

			meta: event.metaKey

		});

	}



});



Event.Keys = new Hash({

	'enter': 13,

	'up': 38,

	'down': 40,

	'left': 37,

	'right': 39,

	'esc': 27,

	'space': 32,

	'backspace': 8,

	'tab': 9,

	'delete': 46

});



Event.implement({



	stop: function(){

		return this.stopPropagation().preventDefault();

	},



	stopPropagation: function(){

		if (this.event.stopPropagation) this.event.stopPropagation();

		else this.event.cancelBubble = true;

		return this;

	},



	preventDefault: function(){

		if (this.event.preventDefault) this.event.preventDefault();

		else this.event.returnValue = false;

		return this;

	}



});



/*

Script: Class.js

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



License:

	MIT-style license.

*/



var Class = new Native({



	name: 'Class',



	initialize: function(properties){

		properties = properties || {};

		var klass = function(empty){

			for (var key in this) this[key] = $unlink(this[key]);

			for (var mutator in Class.Mutators){

				if (!this[mutator]) continue;

				Class.Mutators[mutator](this, this[mutator]);

				delete this[mutator];

			}



			this.constructor = klass;

			if (empty === $empty) return this;

			

			var self = (this.initialize) ? this.initialize.apply(this, arguments) : this;

			if (this.options && this.options.initialize) this.options.initialize.call(this);

			return self;

		};



		$extend(klass, this);

		klass.constructor = Class;

		klass.prototype = properties;

		return klass;

	}



});



Class.implement({



	implement: function(){

		Class.Mutators.Implements(this.prototype, Array.slice(arguments));

		return this;

	}



});



Class.Mutators = {

  

  Implements: function(self, klasses){

  	$splat(klasses).each(function(klass){

  		$extend(self, ($type(klass) == 'class') ? new klass($empty) : klass);

  	});

  },

  

  Extends: function(self, klass){

  	var instance = new klass($empty);

  	delete instance.parent;

  	delete instance.parentOf;



  	for (var key in instance){

  		var current = self[key], previous = instance[key];

  		if (current == undefined){

  			self[key] = previous;

  			continue;

  		}



  		var ctype = $type(current), ptype = $type(previous);

  		if (ctype != ptype) continue;



  		switch (ctype){

  			case 'function': 

  				// this code will be only executed if the current browser does not support function.caller (currently only opera).

  				// we replace the function code with brute force. Not pretty, but it will only be executed if function.caller is not supported.



  				if (!arguments.callee.caller) self[key] = eval('(' + String(current).replace(/\bthis\.parent\(\s*(\))?/g, function(full, close){

  					return 'arguments.callee._parent_.call(this' + (close || ', ');

  				}) + ')');



  				// end "opera" code

  				self[key]._parent_ = previous;

  			  break;

  			case 'object': self[key] = $merge(previous, current);

  		}



  	}



  	self.parent = function(){

  		return arguments.callee.caller._parent_.apply(this, arguments);

  	};



  	self.parentOf = function(descendant){

  		return descendant._parent_.apply(this, Array.slice(arguments, 1));

  	};

  }

  

};





/*

Script: Class.Extras.js

	Contains Utility Classes that can be implemented into your own Classes to ease the execution of many common tasks.



License:

	MIT-style license.

*/



var Chain = new Class({



	chain: function(){

		this.$chain = (this.$chain || []).extend(arguments);

		return this;

	},



	callChain: function(){

		return (this.$chain && this.$chain.length) ? this.$chain.shift().apply(this, arguments) : false;

	},



	clearChain: function(){

		if (this.$chain) this.$chain.empty();

		return this;

	}



});



var Events = new Class({



	addEvent: function(type, fn, internal){

		type = Events.removeOn(type);

		if (fn != $empty){

			this.$events = this.$events || {};

			this.$events[type] = this.$events[type] || [];

			this.$events[type].include(fn);

			if (internal) fn.internal = true;

		}

		return this;

	},



	addEvents: function(events){

		for (var type in events) this.addEvent(type, events[type]);

		return this;

	},



	fireEvent: function(type, args, delay){

		type = Events.removeOn(type);

		if (!this.$events || !this.$events[type]) return this;

		this.$events[type].each(function(fn){

			fn.create({'bind': this, 'delay': delay, 'arguments': args})();

		}, this);

		return this;

	},



	removeEvent: function(type, fn){

		type = Events.removeOn(type);

		if (!this.$events || !this.$events[type]) return this;

		if (!fn.internal) this.$events[type].erase(fn);

		return this;

	},



	removeEvents: function(type){

		for (var e in this.$events){

			if (type && type != e) continue;

			var fns = this.$events[e];

			for (var i = fns.length; i--; i) this.removeEvent(e, fns[i]);

		}

		return this;

	}



});



Events.removeOn = function(string){

	return string.replace(/^on([A-Z])/, function(full, first) {

		return first.toLowerCase();

	});

};



var Options = new Class({



	setOptions: function(){

		this.options = $merge.run([this.options].extend(arguments));

		if (!this.addEvent) return this;

		for (var option in this.options){

			if ($type(this.options[option]) != 'function' || !(/^on[A-Z]/).test(option)) continue;

			this.addEvent(option, this.options[option]);

			delete this.options[option];

		}

		return this;

	}



});



/*

Script: Element.js

	One of the most important items in MooTools. Contains the dollar function, the dollars function, and an handful of cross-browser,

	time-saver methods to let you easily work with HTML Elements.



License:

	MIT-style license.

*/



Document.implement({



	newElement: function(tag, props){

		if (Browser.Engine.trident && props){

			['name', 'type', 'checked'].each(function(attribute){

				if (!props[attribute]) return;

				tag += ' ' + attribute + '="' + props[attribute] + '"';

				if (attribute != 'checked') delete props[attribute];

			});

			tag = '<' + tag + '>';

		}

		return $.element(this.createElement(tag)).set(props);

	},



	newTextNode: function(text){

		return this.createTextNode(text);

	},



	getDocument: function(){

		return this;

	},



	getWindow: function(){

		return this.defaultView || this.parentWindow;

	},



	purge: function(){

		var elements = this.getElementsByTagName('*');

		for (var i = 0, l = elements.length; i < l; i++) Browser.freeMem(elements[i]);

	}



});



var Element = new Native({



	name: 'Element',



	legacy: window.Element,



	initialize: function(tag, props){

		var konstructor = Element.Constructors.get(tag);

		if (konstructor) return konstructor(props);

		if (typeof tag == 'string') return document.newElement(tag, props);

		return $(tag).set(props);

	},



	afterImplement: function(key, value){

		if (!Array[key]) Elements.implement(key, Elements.multi(key));

		Element.Prototype[key] = value;

	}



});



Element.Prototype = {$family: {name: 'element'}};



Element.Constructors = new Hash;



var IFrame = new Native({



	name: 'IFrame',



	generics: false,



	initialize: function(){

		var params = Array.link(arguments, {properties: Object.type, iframe: $defined});

		var props = params.properties || {};

		var iframe = $(params.iframe) || false;

		var onload = props.onload || $empty;

		delete props.onload;

		props.id = props.name = $pick(props.id, props.name, iframe.id, iframe.name, 'IFrame_' + $time());

		iframe = new Element(iframe || 'iframe', props);

		var onFrameLoad = function(){

			var host = $try(function(){

				return iframe.contentWindow.location.host;

			});

			if (host && host == window.location.host){

				var win = new Window(iframe.contentWindow);

				var doc = new Document(iframe.contentWindow.document);

				$extend(win.Element.prototype, Element.Prototype);

			}

			onload.call(iframe.contentWindow, iframe.contentWindow.document);

		};

		(!window.frames[props.id]) ? iframe.addListener('load', onFrameLoad) : onFrameLoad();

		return iframe;

	}



});



var Elements = new Native({



	initialize: function(elements, options){

		options = $extend({ddup: true, cash: true}, options);

		elements = elements || [];

		if (options.ddup || options.cash){

			var uniques = {}, returned = [];

			for (var i = 0, l = elements.length; i < l; i++){

				var el = $.element(elements[i], !options.cash);

				if (options.ddup){

					if (uniques[el.uid]) continue;

					uniques[el.uid] = true;

				}

				returned.push(el);

			}

			elements = returned;

		}

		return (options.cash) ? $extend(elements, this) : elements;

	}



});



Elements.implement({



	filter: function(filter, bind){

		if (!filter) return this;

		return new Elements(Array.filter(this, (typeof filter == 'string') ? function(item){

			return item.match(filter);

		} : filter, bind));

	}



});



Elements.multi = function(property){

	return function(){

		var items = [];

		var elements = true;

		for (var i = 0, j = this.length; i < j; i++){

			var returns = this[i][property].apply(this[i], arguments);

			items.push(returns);

			if (elements) elements = ($type(returns) == 'element');

		}

		return (elements) ? new Elements(items) : items;

	};

};



Window.implement({



	$: function(el, nocash){

		if (el && el.$family && el.uid) return el;

		var type = $type(el);

		return ($[type]) ? $[type](el, nocash, this.document) : null;

	},



	$$: function(selector){

		if (arguments.length == 1 && typeof selector == 'string') return this.document.getElements(selector);

		var elements = [];

		var args = Array.flatten(arguments);

		for (var i = 0, l = args.length; i < l; i++){

			var item = args[i];

			switch ($type(item)){

				case 'element': item = [item]; break;

				case 'string': item = this.document.getElements(item, true); break;

				default: item = false;

			}

			if (item) elements.extend(item);

		}

		return new Elements(elements);

	},



	getDocument: function(){

		return this.document;

	},



	getWindow: function(){

		return this;

	}



});



$.string = function(id, nocash, doc){

	id = doc.getElementById(id);

	return (id) ? $.element(id, nocash) : null;

};



$.element = function(el, nocash){

	$uid(el);

	if (!nocash && !el.$family && !(/^object|embed$/i).test(el.tagName)){

		var proto = Element.Prototype;

		for (var p in proto) el[p] = proto[p];

	};

	return el;

};



$.object = function(obj, nocash, doc){

	if (obj.toElement) return $.element(obj.toElement(doc), nocash);

	return null;

};



$.textnode = $.whitespace = $.window = $.document = $arguments(0);



Native.implement([Element, Document], {



	getElement: function(selector, nocash){

		return $(this.getElements(selector, true)[0] || null, nocash);

	},



	getElements: function(tags, nocash){

		tags = tags.split(',');

		var elements = [];

		var ddup = (tags.length > 1);

		tags.each(function(tag){

			var partial = this.getElementsByTagName(tag.trim());

			(ddup) ? elements.extend(partial) : elements = partial;

		}, this);

		return new Elements(elements, {ddup: ddup, cash: !nocash});

	}



});



Element.Storage = {



	get: function(uid){

		return (this[uid] || (this[uid] = {}));

	}



};



Element.Inserters = new Hash({



	before: function(context, element){

		if (element.parentNode) element.parentNode.insertBefore(context, element);

	},



	after: function(context, element){

		if (!element.parentNode) return;

		var next = element.nextSibling;

		(next) ? element.parentNode.insertBefore(context, next) : element.parentNode.appendChild(context);

	},



	bottom: function(context, element){

		element.appendChild(context);

	},



	top: function(context, element){

		var first = element.firstChild;

		(first) ? element.insertBefore(context, first) : element.appendChild(context);

	}



});



Element.Inserters.inside = Element.Inserters.bottom;



Element.Inserters.each(function(value, key){



	var Key = key.capitalize();



	Element.implement('inject' + Key, function(el){

		value(this, $(el, true));

		return this;

	});



	Element.implement('grab' + Key, function(el){

		value($(el, true), this);

		return this;

	});



});



Element.implement({



	getDocument: function(){

		return this.ownerDocument;

	},



	getWindow: function(){

		return this.ownerDocument.getWindow();

	},



	getElementById: function(id, nocash){

		var el = this.ownerDocument.getElementById(id);

		if (!el) return null;

		for (var parent = el.parentNode; parent != this; parent = parent.parentNode){

			if (!parent) return null;

		}

		return $.element(el, nocash);

	},



	set: function(prop, value){

		switch ($type(prop)){

			case 'object':

				for (var p in prop) this.set(p, prop[p]);

				break;

			case 'string':

				var property = Element.Properties.get(prop);

				(property && property.set) ? property.set.apply(this, Array.slice(arguments, 1)) : this.setProperty(prop, value);

		}

		return this;

	},



	get: function(prop){

		var property = Element.Properties.get(prop);

		return (property && property.get) ? property.get.apply(this, Array.slice(arguments, 1)) : this.getProperty(prop);

	},



	erase: function(prop){

		var property = Element.Properties.get(prop);

		(property && property.erase) ? property.erase.apply(this, Array.slice(arguments, 1)) : this.removeProperty(prop);

		return this;

	},



	match: function(tag){

		return (!tag || Element.get(this, 'tag') == tag);

	},



	inject: function(el, where){

		Element.Inserters.get(where || 'bottom')(this, $(el, true));

		return this;

	},



	wraps: function(el, where){

		el = $(el, true);

		return this.replaces(el).grab(el, where);

	},



	grab: function(el, where){

		Element.Inserters.get(where || 'bottom')($(el, true), this);

		return this;

	},



	appendText: function(text, where){

		return this.grab(this.getDocument().newTextNode(text), where);

	},



	adopt: function(){

		Array.flatten(arguments).each(function(element){

			element = $(element, true);

			if (element) this.appendChild(element);

		}, this);

		return this;

	},



	dispose: function(){

		return (this.parentNode) ? this.parentNode.removeChild(this) : this;

	},



	clone: function(contents, keepid){

		switch ($type(this)){

			case 'element':

				var attributes = {};

				for (var j = 0, l = this.attributes.length; j < l; j++){

					var attribute = this.attributes[j], key = attribute.nodeName.toLowerCase();

					if (Browser.Engine.trident && (/input/i).test(this.tagName) && (/width|height/).test(key)) continue;

					var value = (key == 'style' && this.style) ? this.style.cssText : attribute.nodeValue;

					if (!$chk(value) || key == 'uid' || (key == 'id' && !keepid)) continue;

					if (value != 'inherit' && ['string', 'number'].contains($type(value))) attributes[key] = value;

				}

				var element = new Element(this.nodeName.toLowerCase(), attributes);

				if (contents !== false){

					for (var i = 0, k = this.childNodes.length; i < k; i++){

						var child = Element.clone(this.childNodes[i], true, keepid);

						if (child) element.grab(child);

					}

				}

				return element;

			case 'textnode': return document.newTextNode(this.nodeValue);

		}

		return null;

	},



	replaces: function(el){

		el = $(el, true);

		el.parentNode.replaceChild(this, el);

		return this;

	},



	hasClass: function(className){

		return this.className.contains(className, ' ');

	},



	addClass: function(className){

		if (!this.hasClass(className)) this.className = (this.className + ' ' + className).clean();

		return this;

	},



	removeClass: function(className){

		this.className = this.className.replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)'), '$1').clean();

		return this;

	},



	toggleClass: function(className){

		return this.hasClass(className) ? this.removeClass(className) : this.addClass(className);

	},



	getComputedStyle: function(property){

		if (this.currentStyle) return this.currentStyle[property.camelCase()];

		var computed = this.getWindow().getComputedStyle(this, null);

		return (computed) ? computed.getPropertyValue([property.hyphenate()]) : null;

	},



	empty: function(){

		$A(this.childNodes).each(function(node){

			Browser.freeMem(node);

			Element.empty(node);

			Element.dispose(node);

		}, this);

		return this;

	},



	destroy: function(){

		Browser.freeMem(this.empty().dispose());

		return null;

	},



	getSelected: function(){

		return new Elements($A(this.options).filter(function(option){

			return option.selected;

		}));

	},



	toQueryString: function(){

		var queryString = [];

		this.getElements('input, select, textarea').each(function(el){

			if (!el.name || el.disabled) return;

			var value = (el.tagName.toLowerCase() == 'select') ? Element.getSelected(el).map(function(opt){

				return opt.value;

			}) : ((el.type == 'radio' || el.type == 'checkbox') && !el.checked) ? null : el.value;

			$splat(value).each(function(val){

				if (val) queryString.push(el.name + '=' + encodeURIComponent(val));

			});

		});

		return queryString.join('&');

	},



	getProperty: function(attribute){

		var EA = Element.Attributes, key = EA.Props[attribute];

		var value = (key) ? this[key] : this.getAttribute(attribute, 2);

		return (EA.Bools[attribute]) ? !!value : (key) ? value : value || null;

	},



	getProperties: function(){

		var args = $A(arguments);

		return args.map(function(attr){

			return this.getProperty(attr);

		}, this).associate(args);

	},



	setProperty: function(attribute, value){

		var EA = Element.Attributes, key = EA.Props[attribute], hasValue = $defined(value);

		if (key && EA.Bools[attribute]) value = (value || !hasValue) ? true : false;

		else if (!hasValue) return this.removeProperty(attribute);

		(key) ? this[key] = value : this.setAttribute(attribute, value);

		return this;

	},



	setProperties: function(attributes){

		for (var attribute in attributes) this.setProperty(attribute, attributes[attribute]);

		return this;

	},



	removeProperty: function(attribute){

		var EA = Element.Attributes, key = EA.Props[attribute], isBool = (key && EA.Bools[attribute]);

		(key) ? this[key] = (isBool) ? false : '' : this.removeAttribute(attribute);

		return this;

	},



	removeProperties: function(){

		Array.each(arguments, this.removeProperty, this);

		return this;

	}



});



(function(){



var walk = function(element, walk, start, match, all, nocash){

	var el = element[start || walk];

	var elements = [];

	while (el){

		if (el.nodeType == 1 && (!match || Element.match(el, match))){

			elements.push(el);

			if (!all) break;

		}

		el = el[walk];

	}

	return (all) ? new Elements(elements, {ddup: false, cash: !nocash}) : $(elements[0], nocash);

};



Element.implement({



	getPrevious: function(match, nocash){

		return walk(this, 'previousSibling', null, match, false, nocash);

	},



	getAllPrevious: function(match, nocash){

		return walk(this, 'previousSibling', null, match, true, nocash);

	},



	getNext: function(match, nocash){

		return walk(this, 'nextSibling', null, match, false, nocash);

	},



	getAllNext: function(match, nocash){

		return walk(this, 'nextSibling', null, match, true, nocash);

	},



	getFirst: function(match, nocash){

		return walk(this, 'nextSibling', 'firstChild', match, false, nocash);

	},



	getLast: function(match, nocash){

		return walk(this, 'previousSibling', 'lastChild', match, false, nocash);

	},



	getParent: function(match, nocash){

		return walk(this, 'parentNode', null, match, false, nocash);

	},



	getParents: function(match, nocash){

		return walk(this, 'parentNode', null, match, true, nocash);

	},



	getChildren: function(match, nocash){

		return walk(this, 'nextSibling', 'firstChild', match, true, nocash);

	},



	hasChild: function(el){

		el = $(el, true);

		return (!!el && $A(this.getElementsByTagName(el.tagName)).contains(el));

	}



});



})();



Element.Properties = new Hash;



Element.Properties.style = {



	set: function(style){

		this.style.cssText = style;

	},



	get: function(){

		return this.style.cssText;

	},



	erase: function(){

		this.style.cssText = '';

	}



};



Element.Properties.tag = {get: function(){

	return this.tagName.toLowerCase();

}};



Element.Properties.href = {get: function(){

	return (!this.href) ? null : this.href.replace(new RegExp('^' + document.location.protocol + '\/\/' + document.location.host), '');

}};



Element.Properties.html = {set: function(){

	return this.innerHTML = Array.flatten(arguments).join('');

}};



Native.implement([Element, Window, Document], {



	addListener: function(type, fn){

		if (this.addEventListener) this.addEventListener(type, fn, false);

		else this.attachEvent('on' + type, fn);

		return this;

	},



	removeListener: function(type, fn){

		if (this.removeEventListener) this.removeEventListener(type, fn, false);

		else this.detachEvent('on' + type, fn);

		return this;

	},



	retrieve: function(property, dflt){

		var storage = Element.Storage.get(this.uid);

		var prop = storage[property];

		if ($defined(dflt) && !$defined(prop)) prop = storage[property] = dflt;

		return $pick(prop);

	},



	store: function(property, value){

		var storage = Element.Storage.get(this.uid);

		storage[property] = value;

		return this;

	},



	eliminate: function(property){

		var storage = Element.Storage.get(this.uid);

		delete storage[property];

		return this;

	}



});



Element.Attributes = new Hash({

	Props: {'html': 'innerHTML', 'class': 'className', 'for': 'htmlFor', 'text': (Browser.Engine.trident) ? 'innerText' : 'textContent'},

	Bools: ['compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked', 'disabled', 'readonly', 'multiple', 'selected', 'noresize', 'defer'],

	Camels: ['value', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan', 'frameBorder', 'maxLength', 'readOnly', 'rowSpan', 'tabIndex', 'useMap']

});



Browser.freeMem = function(item){

	if (!item) return;

	if (Browser.Engine.trident && (/object/i).test(item.tagName)){

		for (var p in item){

			if (typeof item[p] == 'function') item[p] = $empty;

		}

		Element.dispose(item);

	}

	if (item.uid && item.removeEvents) item.removeEvents();

};



(function(EA){



	var EAB = EA.Bools, EAC = EA.Camels;

	EA.Bools = EAB = EAB.associate(EAB);

	Hash.extend(Hash.combine(EA.Props, EAB), EAC.associate(EAC.map(function(v){

		return v.toLowerCase();

	})));

	EA.erase('Camels');



})(Element.Attributes);



window.addListener('unload', function(){

	window.removeListener('unload', arguments.callee);

	document.purge();

	if (Browser.Engine.trident) CollectGarbage();

});



/*

Script: Element.Event.js

	Contains Element methods for dealing with events, and custom Events.



License:

	MIT-style license.

*/



Element.Properties.events = {set: function(events){

	this.addEvents(events);

}};



Native.implement([Element, Window, Document], {



	addEvent: function(type, fn){

		var events = this.retrieve('events', {});

		events[type] = events[type] || {'keys': [], 'values': []};

		if (events[type].keys.contains(fn)) return this;

		events[type].keys.push(fn);

		var realType = type, custom = Element.Events.get(type), condition = fn, self = this;

		if (custom){

			if (custom.onAdd) custom.onAdd.call(this, fn);

			if (custom.condition){

				condition = function(event){

					if (custom.condition.call(this, event)) return fn.call(this, event);

					return false;

				};

			}

			realType = custom.base || realType;

		}

		var defn = function(){

			return fn.call(self);

		};

		var nativeEvent = Element.NativeEvents[realType] || 0;

		if (nativeEvent){

			if (nativeEvent == 2){

				defn = function(event){

					event = new Event(event, self.getWindow());

					if (condition.call(self, event) === false) event.stop();

				};

			}

			this.addListener(realType, defn);

		}

		events[type].values.push(defn);

		return this;

	},



	removeEvent: function(type, fn){

		var events = this.retrieve('events');

		if (!events || !events[type]) return this;

		var pos = events[type].keys.indexOf(fn);

		if (pos == -1) return this;

		var key = events[type].keys.splice(pos, 1)[0];

		var value = events[type].values.splice(pos, 1)[0];

		var custom = Element.Events.get(type);

		if (custom){

			if (custom.onRemove) custom.onRemove.call(this, fn);

			type = custom.base || type;

		}

		return (Element.NativeEvents[type]) ? this.removeListener(type, value) : this;

	},



	addEvents: function(events){

		for (var event in events) this.addEvent(event, events[event]);

		return this;

	},



	removeEvents: function(type){

		var events = this.retrieve('events');

		if (!events) return this;

		if (!type){

			for (var evType in events) this.removeEvents(evType);

			events = null;

		} else if (events[type]){

			while (events[type].keys[0]) this.removeEvent(type, events[type].keys[0]);

			events[type] = null;

		}

		return this;

	},



	fireEvent: function(type, args, delay){

		var events = this.retrieve('events');

		if (!events || !events[type]) return this;

		events[type].keys.each(function(fn){

			fn.create({'bind': this, 'delay': delay, 'arguments': args})();

		}, this);

		return this;

	},



	cloneEvents: function(from, type){

		from = $(from);

		var fevents = from.retrieve('events');

		if (!fevents) return this;

		if (!type){

			for (var evType in fevents) this.cloneEvents(from, evType);

		} else if (fevents[type]){

			fevents[type].keys.each(function(fn){

				this.addEvent(type, fn);

			}, this);

		}

		return this;

	}



});



Element.NativeEvents = {

	click: 2, dblclick: 2, mouseup: 2, mousedown: 2, contextmenu: 2, //mouse buttons

	mousewheel: 2, DOMMouseScroll: 2, //mouse wheel

	mouseover: 2, mouseout: 2, mousemove: 2, selectstart: 2, selectend: 2, //mouse movement

	keydown: 2, keypress: 2, keyup: 2, //keyboard

	focus: 2, blur: 2, change: 2, reset: 2, select: 2, submit: 2, //form elements

	load: 1, unload: 1, beforeunload: 2, resize: 1, move: 1, DOMContentLoaded: 1, readystatechange: 1, //window

	error: 1, abort: 1, scroll: 1 //misc

};



(function(){



var $check = function(event){

	var related = event.relatedTarget;

	if (related == undefined) return true;

	if (related === false) return false;

	return ($type(this) != 'document' && related != this && related.prefix != 'xul' && !this.hasChild(related));

};



Element.Events = new Hash({



	mouseenter: {

		base: 'mouseover',

		condition: $check

	},



	mouseleave: {

		base: 'mouseout',

		condition: $check

	},



	mousewheel: {

		base: (Browser.Engine.gecko) ? 'DOMMouseScroll' : 'mousewheel'

	}



});



})();



/*

Script: Element.Style.js

	Contains methods for interacting with the styles of Elements in a fashionable way.



License:

	MIT-style license.

*/



Element.Properties.styles = {set: function(styles){

	this.setStyles(styles);

}};



Element.Properties.opacity = {



	set: function(opacity, novisibility){

		if (!novisibility){

			if (opacity == 0){

				if (this.style.visibility != 'hidden') this.style.visibility = 'hidden';

			} else {

				if (this.style.visibility != 'visible') this.style.visibility = 'visible';

			}

		}

		if (!this.currentStyle || !this.currentStyle.hasLayout) this.style.zoom = 1;

		if (Browser.Engine.trident) this.style.filter = (opacity == 1) ? '' : 'alpha(opacity=' + opacity * 100 + ')';

		this.style.opacity = opacity;

		this.store('opacity', opacity);

	},



	get: function(){

		return this.retrieve('opacity', 1);

	}



};



Element.implement({

	

	setOpacity: function(value){

		return this.set('opacity', value, true);

	},

	

	getOpacity: function(){

		return this.get('opacity');

	},



	setStyle: function(property, value){

		switch (property){

			case 'opacity': return this.set('opacity', parseFloat(value));

			case 'float': property = (Browser.Engine.trident) ? 'styleFloat' : 'cssFloat';

		}

		property = property.camelCase();

		if ($type(value) != 'string'){

			var map = (Element.Styles.get(property) || '@').split(' ');

			value = $splat(value).map(function(val, i){

				if (!map[i]) return '';

				return ($type(val) == 'number') ? map[i].replace('@', Math.round(val)) : val;

			}).join(' ');

		} else if (value == String(Number(value))){

			value = Math.round(value);

		}

		this.style[property] = value;

		return this;

	},



	getStyle: function(property){

		switch (property){

			case 'opacity': return this.get('opacity');

			case 'float': property = (Browser.Engine.trident) ? 'styleFloat' : 'cssFloat';

		}

		property = property.camelCase();

		var result = this.style[property];

		if (!$chk(result)){

			result = [];

			for (var style in Element.ShortStyles){

				if (property != style) continue;

				for (var s in Element.ShortStyles[style]) result.push(this.getStyle(s));

				return result.join(' ');

			}

			result = this.getComputedStyle(property);

		}

		if (result){

			result = String(result);

			var color = result.match(/rgba?\([\d\s,]+\)/);

			if (color) result = result.replace(color[0], color[0].rgbToHex());

		}

		if (Browser.Engine.presto || (Browser.Engine.trident && !$chk(parseInt(result)))){

			if (property.test(/^(height|width)$/)){

				var values = (property == 'width') ? ['left', 'right'] : ['top', 'bottom'], size = 0;

				values.each(function(value){

					size += this.getStyle('border-' + value + '-width').toInt() + this.getStyle('padding-' + value).toInt();

				}, this);

				return this['offset' + property.capitalize()] - size + 'px';

			}

			if (Browser.Engine.presto && String(result).test('px')) return result;

			if (property.test(/(border(.+)Width|margin|padding)/)) return '0px';

		}

		return result;

	},



	setStyles: function(styles){

		for (var style in styles) this.setStyle(style, styles[style]);

		return this;

	},



	getStyles: function(){

		var result = {};

		Array.each(arguments, function(key){

			result[key] = this.getStyle(key);

		}, this);

		return result;

	}



});



Element.Styles = new Hash({

	left: '@px', top: '@px', bottom: '@px', right: '@px',

	width: '@px', height: '@px', maxWidth: '@px', maxHeight: '@px', minWidth: '@px', minHeight: '@px',

	backgroundColor: 'rgb(@, @, @)', backgroundPosition: '@px @px', color: 'rgb(@, @, @)',

	fontSize: '@px', letterSpacing: '@px', lineHeight: '@px', clip: 'rect(@px @px @px @px)',

	margin: '@px @px @px @px', padding: '@px @px @px @px', border: '@px @ rgb(@, @, @) @px @ rgb(@, @, @) @px @ rgb(@, @, @)',

	borderWidth: '@px @px @px @px', borderStyle: '@ @ @ @', borderColor: 'rgb(@, @, @) rgb(@, @, @) rgb(@, @, @) rgb(@, @, @)',

	zIndex: '@', 'zoom': '@', fontWeight: '@', textIndent: '@px', opacity: '@'

});



Element.ShortStyles = {margin: {}, padding: {}, border: {}, borderWidth: {}, borderStyle: {}, borderColor: {}};



['Top', 'Right', 'Bottom', 'Left'].each(function(direction){

	var Short = Element.ShortStyles;

	var All = Element.Styles;

	['margin', 'padding'].each(function(style){

		var sd = style + direction;

		Short[style][sd] = All[sd] = '@px';

	});

	var bd = 'border' + direction;

	Short.border[bd] = All[bd] = '@px @ rgb(@, @, @)';

	var bdw = bd + 'Width', bds = bd + 'Style', bdc = bd + 'Color';

	Short[bd] = {};

	Short.borderWidth[bdw] = Short[bd][bdw] = All[bdw] = '@px';

	Short.borderStyle[bds] = Short[bd][bds] = All[bds] = '@';

	Short.borderColor[bdc] = Short[bd][bdc] = All[bdc] = 'rgb(@, @, @)';

});





/*

Script: Element.Dimensions.js

	Contains methods to work with size, scroll, or positioning of Elements and the window object.



License:

	MIT-style license.



Credits:

	- Element positioning based on the [qooxdoo](http://qooxdoo.org/) code and smart browser fixes, [LGPL License](http://www.gnu.org/licenses/lgpl.html).

	- Viewport dimensions based on [YUI](http://developer.yahoo.com/yui/) code, [BSD License](http://developer.yahoo.com/yui/license.html).

*/



(function(){



Element.implement({



	scrollTo: function(x, y){

		if (isBody(this)){

			this.getWindow().scrollTo(x, y);

		} else {

			this.scrollLeft = x;

			this.scrollTop = y;

		}

		return this;

	},



	getSize: function(){

		if (isBody(this)) return this.getWindow().getSize();

		return {x: this.offsetWidth, y: this.offsetHeight};

	},



	getScrollSize: function(){

		if (isBody(this)) return this.getWindow().getScrollSize();

		return {x: this.scrollWidth, y: this.scrollHeight};

	},



	getScroll: function(){

		if (isBody(this)) return this.getWindow().getScroll();

		return {x: this.scrollLeft, y: this.scrollTop};

	},



	getScrolls: function(){

		var element = this, position = {x: 0, y: 0};

		while (element && !isBody(element)){

			position.x += element.scrollLeft;

			position.y += element.scrollTop;

			element = element.parentNode;

		}

		return position;

	},

	

	getOffsetParent: function(){

		var element = this;

		if (isBody(element)) return null; 

		if (!Browser.Engine.trident) return element.offsetParent;

		while ((element = element.parentNode) && !isBody(element)){ 

			if (styleString(element, 'position') != 'static') return element;

		} 

		return null;

	},



	getOffsets: function(){

		var element = this, position = {x: 0, y: 0};

		if (isBody(this)) return position;



		while (element && !isBody(element)){

			position.x += element.offsetLeft;

			position.y += element.offsetTop;



			if (Browser.Engine.gecko){

				if (!borderBox(element)){

					position.x += leftBorder(element);

					position.y += topBorder(element);

				}

				var parent = element.parentNode;

				if (parent && styleString(parent, 'overflow') != 'visible'){

					position.x += leftBorder(parent);

					position.y += topBorder(parent);

				}

			} else if (element != this && (Browser.Engine.trident || Browser.Engine.webkit)){

				position.x += leftBorder(element);

				position.y += topBorder(element);

			}



			element = element.offsetParent;

			if (Browser.Engine.trident){

				while (element && !element.currentStyle.hasLayout) element = element.offsetParent;

			}

		}

		if (Browser.Engine.gecko && !borderBox(this)){

			position.x -= leftBorder(this);

			position.y -= topBorder(this);

		}

		return position;

	},



	getPosition: function(relative){

		if (isBody(this)) return {x: 0, y: 0};

		var offset = this.getOffsets(), scroll = this.getScrolls();

		var position = {x: offset.x - scroll.x, y: offset.y - scroll.y};

		var relativePosition = (relative && (relative = $(relative))) ? relative.getPosition() : {x: 0, y: 0};

		return {x: position.x - relativePosition.x, y: position.y - relativePosition.y};

	},



	getCoordinates: function(element){

		if (isBody(this)) return this.getWindow().getCoordinates();

		var position = this.getPosition(element), size = this.getSize();

		var obj = {left: position.x, top: position.y, width: size.x, height: size.y};

		obj.right = obj.left + obj.width;

		obj.bottom = obj.top + obj.height;

		return obj;

	},



	computePosition: function(obj){

		return {left: obj.x - styleNumber(this, 'margin-left'), top: obj.y - styleNumber(this, 'margin-top')};

	},



	position: function(obj){

		return this.setStyles(this.computePosition(obj));

	}



});



Native.implement([Document, Window], {



	getSize: function(){

		var win = this.getWindow();

		if (Browser.Engine.presto || Browser.Engine.webkit) return {x: win.innerWidth, y: win.innerHeight};

		var doc = getCompatElement(this);

		return {x: doc.clientWidth, y: doc.clientHeight};

	},



	getScroll: function(){

		var win = this.getWindow();

		var doc = getCompatElement(this);

		return {x: win.pageXOffset || doc.scrollLeft, y: win.pageYOffset || doc.scrollTop};

	},



	getScrollSize: function(){

		var doc = getCompatElement(this);

		var min = this.getSize();

		return {x: Math.max(doc.scrollWidth, min.x), y: Math.max(doc.scrollHeight, min.y)};

	},



	getPosition: function(){

		return {x: 0, y: 0};

	},



	getCoordinates: function(){

		var size = this.getSize();

		return {top: 0, left: 0, bottom: size.y, right: size.x, height: size.y, width: size.x};

	}



});



// private methods



var styleString = Element.getComputedStyle;



function styleNumber(element, style){

	return styleString(element, style).toInt() || 0;

};



function borderBox(element){

	return styleString(element, '-moz-box-sizing') == 'border-box';

};



function topBorder(element){

	return styleNumber(element, 'border-top-width');

};



function leftBorder(element){

	return styleNumber(element, 'border-left-width');

};



function isBody(element){

	return (/^(?:body|html)$/i).test(element.tagName);

};



function getCompatElement(element){

	var doc = element.getDocument();

	return (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;

};



})();



//aliases



Native.implement([Window, Document, Element], {



	getHeight: function(){

		return this.getSize().y;

	},



	getWidth: function(){

		return this.getSize().x;

	},



	getScrollTop: function(){

		return this.getScroll().y;

	},



	getScrollLeft: function(){

		return this.getScroll().x;

	},



	getScrollHeight: function(){

		return this.getScrollSize().y;

	},



	getScrollWidth: function(){

		return this.getScrollSize().x;

	},



	getTop: function(){

		return this.getPosition().y;

	},



	getLeft: function(){

		return this.getPosition().x;

	}



});



/*

Script: Selectors.js

	Adds advanced CSS Querying capabilities for targeting elements. Also includes pseudoselectors support.



License:

	MIT-style license.

*/



Native.implement([Document, Element], {

	

	getElements: function(expression, nocash){

		expression = expression.split(',');

		var items, local = {};

		for (var i = 0, l = expression.length; i < l; i++){

			var selector = expression[i], elements = Selectors.Utils.search(this, selector, local);

			if (i != 0 && elements.item) elements = $A(elements);

			items = (i == 0) ? elements : (items.item) ? $A(items).concat(elements) : items.concat(elements);

		}

		return new Elements(items, {ddup: (expression.length > 1), cash: !nocash});

	}

	

});



Element.implement({

	

	match: function(selector){

		if (!selector) return true;

		var tagid = Selectors.Utils.parseTagAndID(selector);

		var tag = tagid[0], id = tagid[1];

		if (!Selectors.Filters.byID(this, id) || !Selectors.Filters.byTag(this, tag)) return false;

		var parsed = Selectors.Utils.parseSelector(selector);

		return (parsed) ? Selectors.Utils.filter(this, parsed, {}) : true;

	}

	

});



var Selectors = {Cache: {nth: {}, parsed: {}}};



Selectors.RegExps = {

	id: (/#([\w-]+)/),

	tag: (/^(\w+|\*)/),

	quick: (/^(\w+|\*)$/),

	splitter: (/\s*([+>~\s])\s*([a-zA-Z#.*:\[])/g),

	combined: (/\.([\w-]+)|\[(\w+)(?:([!*^$~|]?=)["']?(.*?)["']?)?\]|:([\w-]+)(?:\(["']?(.*?)?["']?\)|$)/g)

};



Selectors.Utils = {

	

	chk: function(item, uniques){

		if (!uniques) return true;

		var uid = $uid(item);

		if (!uniques[uid]) return uniques[uid] = true;

		return false;

	},

	

	parseNthArgument: function(argument){

		if (Selectors.Cache.nth[argument]) return Selectors.Cache.nth[argument];

		var parsed = argument.match(/^([+-]?\d*)?([a-z]+)?([+-]?\d*)?$/);

		if (!parsed) return false;

		var inta = parseInt(parsed[1]);

		var a = (inta || inta === 0) ? inta : 1;

		var special = parsed[2] || false;

		var b = parseInt(parsed[3]) || 0;

		if (a != 0){

			b--;

			while (b < 1) b += a;

			while (b >= a) b -= a;

		} else {

			a = b;

			special = 'index';

		}

		switch (special){

			case 'n': parsed = {a: a, b: b, special: 'n'}; break;

			case 'odd': parsed = {a: 2, b: 0, special: 'n'}; break;

			case 'even': parsed =  {a: 2, b: 1, special: 'n'}; break;

			case 'first': parsed = {a: 0, special: 'index'}; break;

			case 'last': parsed = {special: 'last-child'}; break;

			case 'only': parsed = {special: 'only-child'}; break;

			default: parsed = {a: (a - 1), special: 'index'};

		}

		

		return Selectors.Cache.nth[argument] = parsed;

	},

	

	parseSelector: function(selector){

		if (Selectors.Cache.parsed[selector]) return Selectors.Cache.parsed[selector];

		var m, parsed = {classes: [], pseudos: [], attributes: []};

		while ((m = Selectors.RegExps.combined.exec(selector))){

			var cn = m[1], an = m[2], ao = m[3], av = m[4], pn = m[5], pa = m[6];

			if (cn){

				parsed.classes.push(cn);

			} else if (pn){

				var parser = Selectors.Pseudo.get(pn);

				if (parser) parsed.pseudos.push({parser: parser, argument: pa});

				else parsed.attributes.push({name: pn, operator: '=', value: pa});

			} else if (an){

				parsed.attributes.push({name: an, operator: ao, value: av});

			}

		}

		if (!parsed.classes.length) delete parsed.classes;

		if (!parsed.attributes.length) delete parsed.attributes;

		if (!parsed.pseudos.length) delete parsed.pseudos;

		if (!parsed.classes && !parsed.attributes && !parsed.pseudos) parsed = null;

		return Selectors.Cache.parsed[selector] = parsed;

	},

	

	parseTagAndID: function(selector){

		var tag = selector.match(Selectors.RegExps.tag);

		var id = selector.match(Selectors.RegExps.id);

		return [(tag) ? tag[1] : '*', (id) ? id[1] : false];

	},

	

	filter: function(item, parsed, local){

		var i;

		if (parsed.classes){

			for (i = parsed.classes.length; i--; i){

				var cn = parsed.classes[i];

				if (!Selectors.Filters.byClass(item, cn)) return false;

			}

		}

		if (parsed.attributes){

			for (i = parsed.attributes.length; i--; i){

				var att = parsed.attributes[i];

				if (!Selectors.Filters.byAttribute(item, att.name, att.operator, att.value)) return false;

			}

		}

		if (parsed.pseudos){

			for (i = parsed.pseudos.length; i--; i){

				var psd = parsed.pseudos[i];

				if (!Selectors.Filters.byPseudo(item, psd.parser, psd.argument, local)) return false;

			}

		}

		return true;

	},

	

	getByTagAndID: function(ctx, tag, id){

		if (id){

			var item = (ctx.getElementById) ? ctx.getElementById(id, true) : Element.getElementById(ctx, id, true);

			return (item && Selectors.Filters.byTag(item, tag)) ? [item] : [];

		} else {

			return ctx.getElementsByTagName(tag);

		}

	},

	

	search: function(self, expression, local){

		var splitters = [];

		

		var selectors = expression.trim().replace(Selectors.RegExps.splitter, function(m0, m1, m2){

			splitters.push(m1);

			return ':)' + m2;

		}).split(':)');

		

		var items, match, filtered, item;

		

		for (var i = 0, l = selectors.length; i < l; i++){

			

			var selector = selectors[i];

			

			if (i == 0 && Selectors.RegExps.quick.test(selector)){

				items = self.getElementsByTagName(selector);

				continue;

			}

			

			var splitter = splitters[i - 1];

			

			var tagid = Selectors.Utils.parseTagAndID(selector);

			var tag = tagid[0], id = tagid[1];



			if (i == 0){

				items = Selectors.Utils.getByTagAndID(self, tag, id);

			} else {

				var uniques = {}, found = [];

				for (var j = 0, k = items.length; j < k; j++) found = Selectors.Getters[splitter](found, items[j], tag, id, uniques);

				items = found;

			}

			

			var parsed = Selectors.Utils.parseSelector(selector);

			

			if (parsed){

				filtered = [];

				for (var m = 0, n = items.length; m < n; m++){

					item = items[m];

					if (Selectors.Utils.filter(item, parsed, local)) filtered.push(item);

				}

				items = filtered;

			}

			

		}

		

		return items;

		

	}

	

};



Selectors.Getters = {

	

	' ': function(found, self, tag, id, uniques){

		var items = Selectors.Utils.getByTagAndID(self, tag, id);

		for (var i = 0, l = items.length; i < l; i++){

			var item = items[i];

			if (Selectors.Utils.chk(item, uniques)) found.push(item);

		}

		return found;

	},

	

	'>': function(found, self, tag, id, uniques){

		var children = Selectors.Utils.getByTagAndID(self, tag, id);

		for (var i = 0, l = children.length; i < l; i++){

			var child = children[i];

			if (child.parentNode == self && Selectors.Utils.chk(child, uniques)) found.push(child);

		}

		return found;

	},

	

	'+': function(found, self, tag, id, uniques){

		while ((self = self.nextSibling)){

			if (self.nodeType == 1){

				if (Selectors.Utils.chk(self, uniques) && Selectors.Filters.byTag(self, tag) && Selectors.Filters.byID(self, id)) found.push(self);

				break;

			}

		}

		return found;

	},

	

	'~': function(found, self, tag, id, uniques){

		

		while ((self = self.nextSibling)){

			if (self.nodeType == 1){

				if (!Selectors.Utils.chk(self, uniques)) break;

				if (Selectors.Filters.byTag(self, tag) && Selectors.Filters.byID(self, id)) found.push(self);

			} 

		}

		return found;

	}

	

};



Selectors.Filters = {

	

	byTag: function(self, tag){

		return (tag == '*' || (self.tagName && self.tagName.toLowerCase() == tag));

	},

	

	byID: function(self, id){

		return (!id || (self.id && self.id == id));

	},

	

	byClass: function(self, klass){

		return (self.className && self.className.contains(klass, ' '));

	},

	

	byPseudo: function(self, parser, argument, local){

		return parser.call(self, argument, local);

	},

	

	byAttribute: function(self, name, operator, value){

		var result = Element.prototype.getProperty.call(self, name);

		if (!result) return false;

		if (!operator || value == undefined) return true;

		switch (operator){

			case '=': return (result == value);

			case '*=': return (result.contains(value));

			case '^=': return (result.substr(0, value.length) == value);

			case '$=': return (result.substr(result.length - value.length) == value);

			case '!=': return (result != value);

			case '~=': return result.contains(value, ' ');

			case '|=': return result.contains(value, '-');

		}

		return false;

	}

	

};



Selectors.Pseudo = new Hash({

	

	// w3c pseudo selectors

	

	empty: function(){

		return !(this.innerText || this.textContent || '').length;

	},

	

	not: function(selector){

		return !Element.match(this, selector);

	},

	

	contains: function(text){

		return (this.innerText || this.textContent || '').contains(text);

	},

	

	'first-child': function(){

		return Selectors.Pseudo.index.call(this, 0);

	},

	

	'last-child': function(){

		var element = this;

		while ((element = element.nextSibling)){

			if (element.nodeType == 1) return false;

		}

		return true;

	},

	

	'only-child': function(){

		var prev = this;

		while ((prev = prev.previousSibling)){

			if (prev.nodeType == 1) return false;

		}

		var next = this;

		while ((next = next.nextSibling)){

			if (next.nodeType == 1) return false;

		}

		return true;

	},

	

	'nth-child': function(argument, local){

		argument = (argument == undefined) ? 'n' : argument;

		var parsed = Selectors.Utils.parseNthArgument(argument);

		if (parsed.special != 'n') return Selectors.Pseudo[parsed.special].call(this, parsed.a, local);

		var count = 0;

		local.positions = local.positions || {};

		var uid = $uid(this);

		if (!local.positions[uid]){

			var self = this;

			while ((self = self.previousSibling)){

				if (self.nodeType != 1) continue;

				count ++;

				var position = local.positions[$uid(self)];

				if (position != undefined){

					count = position + count;

					break;

				}

			}

			local.positions[uid] = count;

		}

		return (local.positions[uid] % parsed.a == parsed.b);

	},

	

	// custom pseudo selectors

	

	index: function(index){

		var element = this, count = 0;

		while ((element = element.previousSibling)){

			if (element.nodeType == 1 && ++count > index) return false;

		}

		return (count == index);

	},

	

	even: function(argument, local){

		return Selectors.Pseudo['nth-child'].call(this, '2n+1', local);

	},



	odd: function(argument, local){

		return Selectors.Pseudo['nth-child'].call(this, '2n', local);

	}

	

});



/*

Script: Domready.js

	Contains the domready custom event.



License:

	MIT-style license.

*/



Element.Events.domready = {



	onAdd: function(fn){

		if (Browser.loaded) fn.call(this);

	}



};



(function(){

	

	var domready = function(){

		if (Browser.loaded) return;

		Browser.loaded = true;

		window.fireEvent('domready');

		document.fireEvent('domready');

	};

	

	switch (Browser.Engine.name){



		case 'webkit': (function(){

			(['loaded', 'complete'].contains(document.readyState)) ? domready() : arguments.callee.delay(50);

		})(); break;



		case 'trident':

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

			(function(){

				($try(function(){

					temp.doScroll('left');

					return $(temp).inject(document.body).set('html', 'temp').dispose();

				})) ? domready() : arguments.callee.delay(50);

			})();

		break;

		

		default:

			window.addEvent('load', domready);

			document.addEvent('DOMContentLoaded', domready);



	}

	

})();



/*

Script: JSON.js

	JSON encoder and decoder.



License:

	MIT-style license.



See Also:

	<http://www.json.org/>

*/



var JSON = new Hash({



	encode: function(obj){

		switch ($type(obj)){

			case 'string':

				return '"' + obj.replace(/[\x00-\x1f\\"]/g, JSON.$replaceChars) + '"';

			case 'array':

				return '[' + String(obj.map(JSON.encode).filter($defined)) + ']';

			case 'object': case 'hash':

				var string = [];

				Hash.each(obj, function(value, key){

					var json = JSON.encode(value);

					if (json) string.push(JSON.encode(key) + ':' + json);

				});

				return '{' + string + '}';

			case 'number': case 'boolean': return String(obj);

			case false: return 'null';

		}

		return null;

	},



	$specialChars: {'\b': '\\b', '\t': '\\t', '\n': '\\n', '\f': '\\f', '\r': '\\r', '"' : '\\"', '\\': '\\\\'},



	$replaceChars: function(chr){

		return JSON.$specialChars[chr] || '\\u00' + Math.floor(chr.charCodeAt() / 16).toString(16) + (chr.charCodeAt() % 16).toString(16);

	},



	decode: function(string, secure){

		if ($type(string) != 'string' || !string.length) return null;

		if (secure && !(/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(string.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''))) return null;

		return eval('(' + string + ')');

	}



});



Native.implement([Hash, Array, String, Number], {



	toJSON: function(){

		return JSON.encode(this);

	}



});





/*

Script: Cookie.js

	Class for creating, loading, and saving browser Cookies.



License:

	MIT-style license.



Credits:

	Based on the functions by Peter-Paul Koch (http://quirksmode.org).

*/



var Cookie = new Class({



	Implements: Options,



	options: {

		path: false,

		domain: false,

		duration: false,

		secure: false,

		document: document

	},



	initialize: function(key, options){

		this.key = key;

		this.setOptions(options);

	},



	write: function(value){

		value = encodeURIComponent(value);

		if (this.options.domain) value += '; domain=' + this.options.domain;

		if (this.options.path) value += '; path=' + this.options.path;

		if (this.options.duration){

			var date = new Date();

			date.setTime(date.getTime() + this.options.duration * 24 * 60 * 60 * 1000);

			value += '; expires=' + date.toGMTString();

		}

		if (this.options.secure) value += '; secure';

		this.options.document.cookie = this.key + '=' + value;

		return this;

	},



	read: function(){

		var value = this.options.document.cookie.match('(?:^|;)\\s*' + this.key.escapeRegExp() + '=([^;]*)');

		return (value) ? decodeURIComponent(value[1]) : null;

	},



	dispose: function(){

		new Cookie(this.key, $merge(this.options, {duration: -1})).write('');

		return this;

	}



});



Cookie.write = function(key, value, options){

	return new Cookie(key, options).write(value);

};



Cookie.read = function(key){

	return new Cookie(key).read();

};



Cookie.dispose = function(key, options){

	return new Cookie(key, options).dispose();

};



/*

Script: Swiff.js

	Wrapper for embedding SWF movies. Supports (and fixes) External Interface Communication.



License:

	MIT-style license.



Credits:

	Flash detection & Internet Explorer + Flash Player 9 fix inspired by SWFObject.

*/



var Swiff = new Class({



	Implements: [Options],



	options: {

		id: null,

		height: 1,

		width: 1,

		container: null,

		properties: {},

		params: {

			quality: 'high',

			allowScriptAccess: 'always',

			wMode: 'transparent',

			swLiveConnect: true

		},

		callBacks: {},

		vars: {}

	},



	toElement: function(){

		return this.object;

	},



	initialize: function(path, options){

		this.instance = 'Swiff_' + $time();



		this.setOptions(options);

		options = this.options;

		var id = this.id = options.id || this.instance;

		var container = $(options.container);



		Swiff.CallBacks[this.instance] = {};



		var params = options.params, vars = options.vars, callBacks = options.callBacks;

		var properties = $extend({height: options.height, width: options.width}, options.properties);



		var self = this;



		for (var callBack in callBacks){

			Swiff.CallBacks[this.instance][callBack] = (function(option){

				return function(){

					return option.apply(self.object, arguments);

				};

			})(callBacks[callBack]);

			vars[callBack] = 'Swiff.CallBacks.' + this.instance + '.' + callBack;

		}



		params.flashVars = Hash.toQueryString(vars);

		if (Browser.Engine.trident){

			properties.classid = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';

			params.movie = path;

		} else {

			properties.type = 'application/x-shockwave-flash';

			properties.data = path;

		}

		var build = '<object id="' + id + '"';

		for (var property in properties) build += ' ' + property + '="' + properties[property] + '"';

		build += '>';

		for (var param in params){

			if (params[param]) build += '<param name="' + param + '" value="' + params[param] + '" />';

		}

		build += '</object>';

		this.object =  ((container) ? container.empty() : new Element('div')).set('html', build).firstChild;

	},



	replaces: function(element){

		element = $(element, true);

		element.parentNode.replaceChild(this.toElement(), element);

		return this;

	},



	inject: function(element){

		$(element, true).appendChild(this.toElement());

		return this;

	},



	remote: function(){

		return Swiff.remote.apply(Swiff, [this.toElement()].extend(arguments));

	}



});



Swiff.CallBacks = {};



Swiff.remote = function(obj, fn){

	var rs = obj.CallFunction('<invoke name="' + fn + '" returntype="javascript">' + __flash__argumentsToXML(arguments, 2) + '</invoke>');

	return eval(rs);

};



/*

Script: Fx.js

	Contains the basic animation logic to be extended by all other Fx Classes.



License:

	MIT-style license.

*/



var Fx = new Class({



	Implements: [Chain, Events, Options],



	options: {

		/*

		onStart: $empty,

		onCancel: $empty,

		onComplete: $empty,

		*/

		fps: 50,

		unit: false,

		duration: 500,

		link: 'ignore',

		transition: function(p){

			return -(Math.cos(Math.PI * p) - 1) / 2;

		}

	},



	initialize: function(options){

		this.subject = this.subject || this;

		this.setOptions(options);

		this.options.duration = Fx.Durations[this.options.duration] || this.options.duration.toInt();

		var wait = this.options.wait;

		if (wait === false) this.options.link = 'cancel';

	},



	step: function(){

		var time = $time();

		if (time < this.time + this.options.duration){

			var delta = this.options.transition((time - this.time) / this.options.duration);

			this.set(this.compute(this.from, this.to, delta));

		} else {

			this.set(this.compute(this.from, this.to, 1));

			this.complete();

		}

	},



	set: function(now){

		return now;

	},



	compute: function(from, to, delta){

		return Fx.compute(from, to, delta);

	},



	check: function(caller){

		if (!this.timer) return true;

		switch (this.options.link){

			case 'cancel': this.cancel(); return true;

			case 'chain': this.chain(caller.bind(this, Array.slice(arguments, 1))); return false;

		}

		return false;

	},



	start: function(from, to){

		if (!this.check(arguments.callee, from, to)) return this;

		this.from = from;

		this.to = to;

		this.time = 0;

		this.startTimer();

		this.onStart();

		return this;

	},



	complete: function(){

		if (this.stopTimer()) this.onComplete();

		return this;

	},



	cancel: function(){

		if (this.stopTimer()) this.onCancel();

		return this;

	},



	onStart: function(){

		this.fireEvent('start', this.subject);

	},



	onComplete: function(){

		this.fireEvent('complete', this.subject);

		if (!this.callChain()) this.fireEvent('chainComplete', this.subject);

	},



	onCancel: function(){

		this.fireEvent('cancel', this.subject).clearChain();

	},



	pause: function(){

		this.stopTimer();

		return this;

	},



	resume: function(){

		this.startTimer();

		return this;

	},



	stopTimer: function(){

		if (!this.timer) return false;

		this.time = $time() - this.time;

		this.timer = $clear(this.timer);

		return true;

	},



	startTimer: function(){

		if (this.timer) return false;

		this.time = $time() - this.time;

		this.timer = this.step.periodical(Math.round(1000 / this.options.fps), this);

		return true;

	}



});



Fx.compute = function(from, to, delta){

	return (to - from) * delta + from;

};



Fx.Durations = {'short': 250, 'normal': 500, 'long': 1000};





/*

Script: Fx.CSS.js

	Contains the CSS animation logic. Used by Fx.Tween, Fx.Morph, Fx.Elements.



License:

	MIT-style license.

*/



Fx.CSS = new Class({



	Extends: Fx,



	//prepares the base from/to object



	prepare: function(element, property, values){

		values = $splat(values);

		var values1 = values[1];

		if (!$chk(values1)){

			values[1] = values[0];

			values[0] = element.getStyle(property);

		}

		var parsed = values.map(this.parse);

		return {from: parsed[0], to: parsed[1]};

	},



	//parses a value into an array



	parse: function(value){

		value = $lambda(value)();

		value = (typeof value == 'string') ? value.split(' ') : $splat(value);

		return value.map(function(val){

			val = String(val);

			var found = false;

			Fx.CSS.Parsers.each(function(parser, key){

				if (found) return;

				var parsed = parser.parse(val);

				if ($chk(parsed)) found = {value: parsed, parser: parser};

			});

			found = found || {value: val, parser: Fx.CSS.Parsers.String};

			return found;

		});

	},



	//computes by a from and to prepared objects, using their parsers.



	compute: function(from, to, delta){

		var computed = [];

		(Math.min(from.length, to.length)).times(function(i){

			computed.push({value: from[i].parser.compute(from[i].value, to[i].value, delta), parser: from[i].parser});

		});

		computed.$family = {name: 'fx:css:value'};

		return computed;

	},



	//serves the value as settable



	serve: function(value, unit){

		if ($type(value) != 'fx:css:value') value = this.parse(value);

		var returned = [];

		value.each(function(bit){

			returned = returned.concat(bit.parser.serve(bit.value, unit));

		});

		return returned;

	},



	//renders the change to an element



	render: function(element, property, value, unit){

		element.setStyle(property, this.serve(value, unit));

	},



	//searches inside the page css to find the values for a selector



	search: function(selector){

		if (Fx.CSS.Cache[selector]) return Fx.CSS.Cache[selector];

		var to = {};

		Array.each(document.styleSheets, function(sheet, j){

			var href = sheet.href;

			if (href && href.contains('://') && !href.contains(document.domain)) return;

			var rules = sheet.rules || sheet.cssRules;

			Array.each(rules, function(rule, i){

				if (!rule.style) return;

				var selectorText = (rule.selectorText) ? rule.selectorText.replace(/^\w+/, function(m){

					return m.toLowerCase();

				}) : null;

				if (!selectorText || !selectorText.test('^' + selector + '$')) return;

				Element.Styles.each(function(value, style){

					if (!rule.style[style] || Element.ShortStyles[style]) return;

					value = String(rule.style[style]);

					to[style] = (value.test(/^rgb/)) ? value.rgbToHex() : value;

				});

			});

		});

		return Fx.CSS.Cache[selector] = to;

	}



});



Fx.CSS.Cache = {};



Fx.CSS.Parsers = new Hash({



	Color: {

		parse: function(value){

			if (value.match(/^#[0-9a-f]{3,6}$/i)) return value.hexToRgb(true);

			return ((value = value.match(/(\d+),\s*(\d+),\s*(\d+)/))) ? [value[1], value[2], value[3]] : false;

		},

		compute: function(from, to, delta){

			return from.map(function(value, i){

				return Math.round(Fx.compute(from[i], to[i], delta));

			});

		},

		serve: function(value){

			return value.map(Number);

		}

	},



	Number: {

		parse: parseFloat,

		compute: Fx.compute,

		serve: function(value, unit){

			return (unit) ? value + unit : value;

		}

	},



	String: {

		parse: $lambda(false),

		compute: $arguments(1),

		serve: $arguments(0)

	}



});





/*

Script: Fx.Tween.js

	Formerly Fx.Style, effect to transition any CSS property for an element.



License:

	MIT-style license.

*/



Fx.Tween = new Class({



	Extends: Fx.CSS,



	initialize: function(element, options){

		this.element = this.subject = $(element);

		this.parent(options);

	},



	set: function(property, now){

		if (arguments.length == 1){

			now = property;

			property = this.property || this.options.property;

		}

		this.render(this.element, property, now, this.options.unit);

		return this;

	},



	start: function(property, from, to){

		if (!this.check(arguments.callee, property, from, to)) return this;

		var args = Array.flatten(arguments);

		this.property = this.options.property || args.shift();

		var parsed = this.prepare(this.element, this.property, args);

		return this.parent(parsed.from, parsed.to);

	}



});



Element.Properties.tween = {



	set: function(options){

		var tween = this.retrieve('tween');

		if (tween) tween.cancel();

		return this.eliminate('tween').store('tween:options', $extend({link: 'cancel'}, options));

	},



	get: function(options){

		if (options || !this.retrieve('tween')){

			if (options || !this.retrieve('tween:options')) this.set('tween', options);

			this.store('tween', new Fx.Tween(this, this.retrieve('tween:options')));

		}

		return this.retrieve('tween');

	}



};



Element.implement({



	tween: function(property, from, to){

		this.get('tween').start(arguments);

		return this;

	},



	fade: function(how){

		var fade = this.get('tween'), o = 'opacity', toggle;

		how = $pick(how, 'toggle');

		switch (how){

			case 'in': fade.start(o, 1); break;

			case 'out': fade.start(o, 0); break;

			case 'show': fade.set(o, 1); break;

			case 'hide': fade.set(o, 0); break;

			case 'toggle':

				var flag = this.retrieve('fade:flag', this.get('opacity') == 1);

				fade.start(o, (flag) ? 0 : 1);

				this.store('fade:flag', !flag);

				toggle = true;

			break;

			default: fade.start(o, arguments);

		}

		if (!toggle) this.eliminate('fade:flag');

		return this;

	},



	highlight: function(start, end){

		if (!end){

			end = this.retrieve('highlight:original', this.getStyle('background-color'));

			end = (end == 'transparent') ? '#fff' : end;

		}

		var tween = this.get('tween');

		tween.start('background-color', start || '#ffff88', end).chain(function(){

			this.setStyle('background-color', this.retrieve('highlight:original'));

			tween.callChain();

		}.bind(this));

		return this;

	}



});





/*

Script: Fx.Morph.js

	Formerly Fx.Styles, effect to transition any number of CSS properties for an element using an object of rules, or CSS based selector rules.



License:

	MIT-style license.

*/



Fx.Morph = new Class({



	Extends: Fx.CSS,



	initialize: function(element, options){

		this.element = this.subject = $(element);

		this.parent(options);

	},



	set: function(now){

		if (typeof now == 'string') now = this.search(now);

		for (var p in now) this.render(this.element, p, now[p], this.options.unit);

		return this;

	},



	compute: function(from, to, delta){

		var now = {};

		for (var p in from) now[p] = this.parent(from[p], to[p], delta);

		return now;

	},



	start: function(properties){

		if (!this.check(arguments.callee, properties)) return this;

		if (typeof properties == 'string') properties = this.search(properties);

		var from = {}, to = {};

		for (var p in properties){

			var parsed = this.prepare(this.element, p, properties[p]);

			from[p] = parsed.from;

			to[p] = parsed.to;

		}

		return this.parent(from, to);

	}



});



Element.Properties.morph = {



	set: function(options){

		var morph = this.retrieve('morph');

		if (morph) morph.cancel();

		return this.eliminate('morph').store('morph:options', $extend({link: 'cancel'}, options));

	},



	get: function(options){

		if (options || !this.retrieve('morph')){

			if (options || !this.retrieve('morph:options')) this.set('morph', options);

			this.store('morph', new Fx.Morph(this, this.retrieve('morph:options')));

		}

		return this.retrieve('morph');

	}



};



Element.implement({



	morph: function(props){

		this.get('morph').start(props);

		return this;

	}



});



/*

Script: Fx.Transitions.js

	Contains a set of advanced transitions to be used with any of the Fx Classes.



License:

	MIT-style license.



Credits:

	Easing Equations by Robert Penner, <http://www.robertpenner.com/easing/>, modified and optimized to be used with MooTools.

*/



(function(){



	var old = Fx.prototype.initialize;



	Fx.prototype.initialize = function(options){

		old.call(this, options);

		var trans = this.options.transition;

		if (typeof trans == 'string' && (trans = trans.split(':'))){

			var base = Fx.Transitions;

			base = base[trans[0]] || base[trans[0].capitalize()];

			if (trans[1]) base = base['ease' + trans[1].capitalize() + (trans[2] ? trans[2].capitalize() : '')];

			this.options.transition = base;

		}

	};



})();



Fx.Transition = function(transition, params){

	params = $splat(params);

	return $extend(transition, {

		easeIn: function(pos){

			return transition(pos, params);

		},

		easeOut: function(pos){

			return 1 - transition(1 - pos, params);

		},

		easeInOut: function(pos){

			return (pos <= 0.5) ? transition(2 * pos, params) / 2 : (2 - transition(2 * (1 - pos), params)) / 2;

		}

	});

};



Fx.Transitions = new Hash({



	linear: $arguments(0)



});



Fx.Transitions.extend = function(transitions){

	for (var transition in transitions) Fx.Transitions[transition] = new Fx.Transition(transitions[transition]);

};



Fx.Transitions.extend({



	Pow: function(p, x){

		return Math.pow(p, x[0] || 6);

	},



	Expo: function(p){

		return Math.pow(2, 8 * (p - 1));

	},



	Circ: function(p){

		return 1 - Math.sin(Math.acos(p));

	},



	Sine: function(p){

		return 1 - Math.sin((1 - p) * Math.PI / 2);

	},



	Back: function(p, x){

		x = x[0] || 1.618;

		return Math.pow(p, 2) * ((x + 1) * p - x);

	},



	Bounce: function(p){

		var value;

		for (var a = 0, b = 1; 1; a += b, b /= 2){

			if (p >= (7 - 4 * a) / 11){

				value = - Math.pow((11 - 6 * a - 11 * p) / 4, 2) + b * b;

				break;

			}

		}

		return value;

	},



	Elastic: function(p, x){

		return Math.pow(2, 10 * --p) * Math.cos(20 * p * Math.PI * (x[0] || 1) / 3);

	}



});



['Quad', 'Cubic', 'Quart', 'Quint'].each(function(transition, i){

	Fx.Transitions[transition] = new Fx.Transition(function(p){

		return Math.pow(p, [i + 2]);

	});

});





/*

Script: Request.js

	Powerful all purpose Request Class. Uses XMLHTTPRequest.



License:

	MIT-style license.

*/



var Request = new Class({



	Implements: [Chain, Events, Options],



	options: {

		/*onRequest: $empty,

		onSuccess: $empty,

		onFailure: $empty,

		onException: $empty,*/

		url: '',

		data: '',

		headers: {

			'X-Requested-With': 'XMLHttpRequest',

			'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'

		},

		async: true,

		format: false,

		method: 'post',

		link: 'ignore',

		isSuccess: null,

		emulation: true,

		urlEncoded: true,

		encoding: 'utf-8',

		evalScripts: false,

		evalResponse: false

	},



	initialize: function(options){

		this.xhr = new Browser.Request();

		this.setOptions(options);

		this.options.isSuccess = this.options.isSuccess || this.isSuccess;

		this.headers = new Hash(this.options.headers);

	},



	onStateChange: function(){

		if (this.xhr.readyState != 4 || !this.running) return;

		this.running = false;

		this.status = 0;

		$try(function(){

			this.status = this.xhr.status;

		}.bind(this));

		if (this.options.isSuccess.call(this, this.status)){

			this.response = {text: this.xhr.responseText, xml: this.xhr.responseXML};

			this.success(this.response.text, this.response.xml);

		} else {

			this.response = {text: null, xml: null};

			this.failure();

		}

		this.xhr.onreadystatechange = $empty;

	},



	isSuccess: function(){

		return ((this.status >= 200) && (this.status < 300));

	},



	processScripts: function(text){

		if (this.options.evalResponse || (/(ecma|java)script/).test(this.getHeader('Content-type'))) return $exec(text);

		return text.stripScripts(this.options.evalScripts);

	},



	success: function(text, xml){

		this.onSuccess(this.processScripts(text), xml);

	},

	

	onSuccess: function(){

		this.fireEvent('complete', arguments).fireEvent('success', arguments).callChain();

	},

	

	failure: function(){

		this.onFailure();

	},



	onFailure: function(){

		this.fireEvent('complete').fireEvent('failure', this.xhr);

	},



	setHeader: function(name, value){

		this.headers.set(name, value);

		return this;

	},



	getHeader: function(name){

		return $try(function(){

			return this.xhr.getResponseHeader(name);

		}.bind(this));

	},



	check: function(caller){

		if (!this.running) return true;

		switch (this.options.link){

			case 'cancel': this.cancel(); return true;

			case 'chain': this.chain(caller.bind(this, Array.slice(arguments, 1))); return false;

		}

		return false;

	},



	send: function(options){

		if (!this.check(arguments.callee, options)) return this;

		this.running = true;



		var type = $type(options);

		if (type == 'string' || type == 'element') options = {data: options};



		var old = this.options;

		options = $extend({data: old.data, url: old.url, method: old.method}, options);

		var data = options.data, url = options.url, method = options.method;



		switch ($type(data)){

			case 'element': data = $(data).toQueryString(); break;

			case 'object': case 'hash': data = Hash.toQueryString(data);

		}



		if (this.options.format){

			var format = 'format=' + this.options.format;

			data = (data) ? format + '&' + data : format;

		}



		if (this.options.emulation && ['put', 'delete'].contains(method)){

			var _method = '_method=' + method;

			data = (data) ? _method + '&' + data : _method;

			method = 'post';

		}



		if (this.options.urlEncoded && method == 'post'){

			var encoding = (this.options.encoding) ? '; charset=' + this.options.encoding : '';

			this.headers.set('Content-type', 'application/x-www-form-urlencoded' + encoding);

		}



		if (data && method == 'get'){

			url = url + (url.contains('?') ? '&' : '?') + data;

			data = null;

		}



		this.xhr.open(method.toUpperCase(), url, this.options.async);



		this.xhr.onreadystatechange = this.onStateChange.bind(this);



		this.headers.each(function(value, key){

			if (!$try(function(){

				this.xhr.setRequestHeader(key, value);

				return true;

			}.bind(this))) this.fireEvent('exception', [key, value]);

		}, this);



		this.fireEvent('request');

		this.xhr.send(data);

		if (!this.options.async) this.onStateChange();

		return this;

	},



	cancel: function(){

		if (!this.running) return this;

		this.running = false;

		this.xhr.abort();

		this.xhr.onreadystatechange = $empty;

		this.xhr = new Browser.Request();

		this.fireEvent('cancel');

		return this;

	}



});



(function(){



var methods = {};

['get', 'post', 'put', 'delete', 'GET', 'POST', 'PUT', 'DELETE'].each(function(method){

	methods[method] = function(){

		var params = Array.link(arguments, {url: String.type, data: $defined});

		return this.send($extend(params, {method: method.toLowerCase()}));

	};

});



Request.implement(methods);



})();



Element.Properties.send = {

	

	set: function(options){

		var send = this.retrieve('send');

		if (send) send.cancel();

		return this.eliminate('send').store('send:options', $extend({

			data: this, link: 'cancel', method: this.get('method') || 'post', url: this.get('action')

		}, options));

	},



	get: function(options){

		if (options || !this.retrieve('send')){

			if (options || !this.retrieve('send:options')) this.set('send', options);

			this.store('send', new Request(this.retrieve('send:options')));

		}

		return this.retrieve('send');

	}



};



Element.implement({



	send: function(url){

		var sender = this.get('send');

		sender.send({data: this, url: url || sender.options.url});

		return this;

	}



});





/*

Script: Request.HTML.js

	Extends the basic Request Class with additional methods for interacting with HTML responses.



License:

	MIT-style license.

*/



Request.HTML = new Class({



	Extends: Request,



	options: {

		update: false,

		evalScripts: true,

		filter: false

	},



	processHTML: function(text){

		var match = text.match(/<body[^>]*>([\s\S]*?)<\/body>/i);

		text = (match) ? match[1] : text;

		

		var container = new Element('div');

		

		return $try(function(){

			var root = '<root>' + text + '</root>', doc;

			if (Browser.Engine.trident){

				doc = new ActiveXObject('Microsoft.XMLDOM');

				doc.async = false;

				doc.loadXML(root);

			} else {

				doc = new DOMParser().parseFromString(root, 'text/xml');

			}

			root = doc.getElementsByTagName('root')[0];

			for (var i = 0, k = root.childNodes.length; i < k; i++){

				var child = Element.clone(root.childNodes[i], true, true);

				if (child) container.grab(child);

			}

			return container;

		}) || container.set('html', text);

	},



	success: function(text){

		var options = this.options, response = this.response;

		

		response.html = text.stripScripts(function(script){

			response.javascript = script;

		});

		

		var temp = this.processHTML(response.html);

		

		response.tree = temp.childNodes;

		response.elements = temp.getElements('*');

		

		if (options.filter) response.tree = response.elements.filter(options.filter);

		if (options.update) $(options.update).empty().adopt(response.tree);

		if (options.evalScripts) $exec(response.javascript);

		

		this.onSuccess(response.tree, response.elements, response.html, response.javascript);

	}



});



Element.Properties.load = {

	

	set: function(options){

		var load = this.retrieve('load');

		if (load) send.cancel();

		return this.eliminate('load').store('load:options', $extend({data: this, link: 'cancel', update: this, method: 'get'}, options));

	},



	get: function(options){

		if (options || ! this.retrieve('load')){

			if (options || !this.retrieve('load:options')) this.set('load', options);

			this.store('load', new Request.HTML(this.retrieve('load:options')));

		}

		return this.retrieve('load');

	}



};



Element.implement({

	

	load: function(){

		this.get('load').send(Array.link(arguments, {data: Object.type, url: String.type}));

		return this;

	}



});





/*

Script: Request.JSON.js

	Extends the basic Request Class with additional methods for sending and receiving JSON data.



License:

	MIT-style license.

*/



Request.JSON = new Class({



	Extends: Request,



	options: {

		secure: true

	},



	initialize: function(options){

		this.parent(options);

		this.headers.extend({'Accept': 'application/json', 'X-Request': 'JSON'});

	},



	success: function(text){

		this.response.json = JSON.decode(text, this.options.secure);

		this.onSuccess(this.response.json, text);

	}



});

/**

 * SqueezeBox - Expandable Lightbox

 *

 * Allows to open various content as modal,

 * centered and animated box.

 *

 * Dependencies: MooTools 1.2

 *

 * Inspired by

 *  ... Lokesh Dhakar	- The original Lightbox v2

 *

 * @version		1.1 rc4

 *

 * @license		MIT-style license

 * @author		Harald Kirschner <mail [at] digitarald.de>

 * @copyright	Author

 */



var SqueezeBox = {



	presets: {

		onOpen: $empty,

		onClose: $empty,

		onUpdate: $empty,

		onResize: $empty,

		onMove: $empty,

		onShow: $empty,

		onHide: $empty,

		size: {x: 700, y: 550},

		sizeLoading: {x: 200, y: 150},

		marginInner: {x: 20, y: 20},

		marginImage: {x: 50, y: 75},

		handler: false,

		target: null,

		closable: true,

		closeBtn: true,

		zIndex: 65555,

		overlayOpacity: 0.7,

		classWindow: '',

		classOverlay: '',

		overlayFx: {},

		resizeFx: {},

		contentFx: {},

		parse: false, // 'rel'

		parseSecure: false,

		shadow: true,

		document: null,

		ajaxOptions: {}

	},



	initialize: function(presets) {

		if (this.options) return this;



		this.presets = $merge(this.presets, presets);

		this.doc = this.presets.document || document;

		this.options = {};

		this.setOptions(this.presets).build();

		this.bound = {

			window: this.reposition.bind(this, [null]),

			scroll: this.checkTarget.bind(this),

			close: this.close.bind(this),

			key: this.onKey.bind(this)

		};

		this.isOpen = this.isLoading = false;

		return this;

	},



	build: function() {

		this.overlay = new Element('div', {

			id: 'sbox-overlay',

			styles: {display: 'none', zIndex: this.options.zIndex}

		});

		this.win = new Element('div', {

			id: 'sbox-window',

			styles: {display: 'none', zIndex: this.options.zIndex + 2}

		});

		if (this.options.shadow) {

			if (Browser.Engine.webkit420) {

				this.win.setStyle('-webkit-box-shadow', '0 0 10px rgba(0, 0, 0, 0.7)');

			} else if (!Browser.Engine.trident4) {

				var shadow = new Element('div', {'class': 'sbox-bg-wrap'}).inject(this.win);

				var relay = function(e) {

					this.overlay.fireEvent('click', [e]);

				}.bind(this);

				['n', 'ne', 'e', 'se', 's', 'sw', 'w', 'nw'].each(function(dir) {

					new Element('div', {'class': 'sbox-bg sbox-bg-' + dir}).inject(shadow).addEvent('click', relay);

				});

			}

		}

		this.content = new Element('div', {id: 'sbox-content'}).inject(this.win);

		this.closeBtn = new Element('a', {id: 'sbox-btn-close', href: '#'}).inject(this.win);

		this.fx = {

			overlay: new Fx.Tween(this.overlay, $merge({

				property: 'opacity',

				onStart: Events.prototype.clearChain,

				duration: 250,

				link: 'cancel'

			}, this.options.overlayFx)).set(0),

			win: new Fx.Morph(this.win, $merge({

				onStart: Events.prototype.clearChain,

				unit: 'px',

				duration: 750,

				transition: Fx.Transitions.Quint.easeOut,

				link: 'cancel',

				unit: 'px'

			}, this.options.resizeFx)),

			content: new Fx.Tween(this.content, $merge({

				property: 'opacity',

				duration: 250,

				link: 'cancel'

			}, this.options.contentFx)).set(0)

		};

		$(this.doc.body).adopt(this.overlay, this.win);

	},



	assign: function(to, options) {

		return ($(to) || $$(to)).addEvent('click', function() {

			return !SqueezeBox.fromElement(this, options);

		});

	},

	

	open: function(subject, options) {

		this.initialize();



		if (this.element != null) this.trash();

		this.element = $(subject) || false;

		

		this.setOptions($merge(this.presets, options || {}));

		

		if (this.element && this.options.parse) {

			var obj = this.element.getProperty(this.options.parse);

			if (obj && (obj = JSON.decode(obj, this.options.parseSecure))) this.setOptions(obj);

		}

		this.url = ((this.element) ? (this.element.get('href')) : subject) || this.options.url || '';



		this.assignOptions();

		

		var handler = handler || this.options.handler;

		if (handler) return this.setContent(handler, this.parsers[handler].call(this, true));

		var ret = false;

		return this.parsers.some(function(parser, key) {

			var content = parser.call(this);

			if (content) {

				ret = this.setContent(key, content);

				return true;

			}

			return false;

		}, this);

	},

	

	fromElement: function(from, options) {

		return this.open(from, options);

	},



	assignOptions: function() {

		this.overlay.set('class', this.options.classOverlay);

		this.win.set('class', this.options.classWindow);

		if (Browser.Engine.trident4) this.win.addClass('sbox-window-ie6');

	},



	close: function(e) {

		var stoppable = ($type(e) == 'event');

		if (stoppable) e.stop();

		if (!this.isOpen || (stoppable && !$lambda(this.options.closable).call(this, e))) return this;

		this.fx.overlay.start(0).chain(this.toggleOverlay.bind(this));

		this.win.setStyle('display', 'none');

		this.fireEvent('onClose', [this.content]);

		this.trash();

		this.toggleListeners();

		this.isOpen = false;

		return this;

	},



	trash: function() {

		this.element = this.asset = null;

		this.content.empty();

		this.options = {};

		this.removeEvents().setOptions(this.presets).callChain();

	},



	onError: function() {

		this.asset = null;

		this.setContent('string', this.options.errorMsg || 'An error occurred');

	},



	setContent: function(handler, content) {

		if (!this.handlers[handler]) return false;

		this.content.className = 'sbox-content-' + handler;

		this.applyTimer = this.applyContent.delay(this.fx.overlay.options.duration, this, this.handlers[handler].call(this, content));

		if (this.overlay.retrieve('opacity')) return this;

		this.toggleOverlay(true);

		this.fx.overlay.start(this.options.overlayOpacity);

		return this.reposition();

	},



	applyContent: function(content, size) {

		if (!this.isOpen && !this.applyTimer) return;

		this.applyTimer = $clear(this.applyTimer);

		this.hideContent();

		if (!content) {

			this.toggleLoading(true);

		} else {

			if (this.isLoading) this.toggleLoading(false);

			this.fireEvent('onUpdate', [this.content], 20);

		}

		if (content) {

			if (['string', 'array'].contains($type(content))) this.content.set('html', content);

			else if (!this.content.hasChild(content)) this.content.adopt(content);

		}

		this.callChain();

		if (!this.isOpen) {

			this.toggleListeners(true);

			this.resize(size, true);

			this.isOpen = true;

			this.fireEvent('onOpen', [this.content]);

		} else {

			this.resize(size);

		}

	},



	resize: function(size, instantly) {

		this.showTimer = $clear(this.showTimer || null);

		var box = this.doc.getSize(), scroll = this.doc.getScroll();

		this.size = $merge((this.isLoading) ? this.options.sizeLoading : this.options.size, size);

		var to = {

			width: this.size.x,

			height: this.size.y,

			left: (scroll.x + (box.x - this.size.x - this.options.marginInner.x) / 2).toInt(),

			top: (scroll.y + (box.y - this.size.y - this.options.marginInner.y) / 2).toInt()

		};

		this.hideContent();

		if (!instantly) {

			this.fx.win.start(to).chain(this.showContent.bind(this));

		} else {

			this.win.setStyles(to).setStyle('display', '');

			this.showTimer = this.showContent.delay(50, this);

		}

		return this.reposition();

	},



	toggleListeners: function(state) {

		var fn = (state) ? 'addEvent' : 'removeEvent';

		this.closeBtn[fn]('click', this.bound.close);

		this.overlay[fn]('click', this.bound.close);

		this.doc[fn]('keydown', this.bound.key)[fn]('mousewheel', this.bound.scroll);

		this.doc.getWindow()[fn]('resize', this.bound.window)[fn]('scroll', this.bound.window);

	},



	toggleLoading: function(state) {

		this.isLoading = state;

		this.win[(state) ? 'addClass' : 'removeClass']('sbox-loading');

		if (state) this.fireEvent('onLoading', [this.win]);

	},



	toggleOverlay: function(state) {

		var full = this.doc.getSize().x;

		this.overlay.setStyle('display', (state) ? '' : 'none');

		this.doc.body[(state) ? 'addClass' : 'removeClass']('body-overlayed');

		if (state) {

			this.scrollOffset = this.doc.getWindow().getSize().x - full;

			this.doc.body.setStyle('margin-right', this.scrollOffset);

		} else {

			this.doc.body.setStyle('margin-right', '');

		}

	},



	showContent: function() {

		if (this.content.get('opacity')) this.fireEvent('onShow', [this.win]);

		this.fx.content.start(1);

	},



	hideContent: function() {

		if (!this.content.get('opacity')) this.fireEvent('onHide', [this.win]);

		this.fx.content.cancel().set(0);

	},



	onKey: function(e) {

		switch (e.key) {

			case 'esc': this.close(e);

			case 'up': case 'down': return false;

		}

	},



	checkTarget: function(e) {

		return this.content.hasChild(e.target);

	},



	reposition: function() {

		var size = this.doc.getSize(), scroll = this.doc.getScroll(), ssize = this.doc.getScrollSize();

		this.overlay.setStyles({

			width: ssize.x + 'px',

			height: ssize.y + 'px'

		});

		this.win.setStyles({

			left: (scroll.x + (size.x - this.win.offsetWidth) / 2 - this.scrollOffset).toInt() + 'px',

			top: (scroll.y + (size.y - this.win.offsetHeight) / 2).toInt() + 'px'

		});

		return this.fireEvent('onMove', [this.overlay, this.win]);

	},



	removeEvents: function(type){

		if (!this.$events) return this;

		if (!type) this.$events = null;

		else if (this.$events[type]) this.$events[type] = null;

		return this;

	},



	extend: function(properties) {

		return $extend(this, properties);

	},



	handlers: new Hash(),



	parsers: new Hash()



};



SqueezeBox.extend(new Events($empty)).extend(new Options($empty)).extend(new Chain($empty));



SqueezeBox.parsers.extend({



	image: function(preset) {

		return (preset || (/\.(?:jpg|png|gif)$/i).test(this.url)) ? this.url : false;

	},



	clone: function(preset) {

		if ($(this.options.target)) return $(this.options.target);

		if (this.element && !this.element.parentNode) return this.element;

		var bits = this.url.match(/#([\w-]+)$/);

		return (bits) ? $(bits[1]) : (preset ? this.element : false);

	},



	ajax: function(preset) {

		return (preset || (this.url && !(/^(?:javascript|#)/i).test(this.url))) ? this.url : false;

	},



	iframe: function(preset) {

		return (preset || this.url) ? this.url : false;

	},



	string: function(preset) {

		return true;

	}

});



SqueezeBox.handlers.extend({



	image: function(url) {

		var size, tmp = new Image();

		this.asset = null;

		tmp.onload = tmp.onabort = tmp.onerror = (function() {

			tmp.onload = tmp.onabort = tmp.onerror = null;

			if (!tmp.width) {

				this.onError.delay(10, this);

				return;

			}

			var box = this.doc.getSize();

			box.x -= this.options.marginImage.x;

			box.y -= this.options.marginImage.y;

			size = {x: tmp.width, y: tmp.height};

			for (var i = 2; i--;) {

				if (size.x > box.x) {

					size.y *= box.x / size.x;

					size.x = box.x;

				} else if (size.y > box.y) {

					size.x *= box.y / size.y;

					size.y = box.y;

				}

			}

			size.x = size.x.toInt();

			size.y = size.y.toInt();

			this.asset = $(tmp);

			tmp = null;

			this.asset.width = size.x;

			this.asset.height = size.y;

			this.applyContent(this.asset, size);

		}).bind(this);

		tmp.src = url;

		if (tmp && tmp.onload && tmp.complete) tmp.onload();

		return (this.asset) ? [this.asset, size] : null;

	},



	clone: function(el) {

		if (el) return el.clone();

		return this.onError();

	},



	adopt: function(el) {

		if (el) return el;

		return this.onError();

	},



	ajax: function(url) {

		var options = this.options.ajaxOptions || {};

		this.asset = new Request.HTML($merge({

			method: 'get',

			evalScripts: false

		}, this.options.ajaxOptions)).addEvents({

			onSuccess: function(resp) {

				this.applyContent(resp);

				if (options.evalScripts !== null && !options.evalScripts) $exec(this.asset.response.javascript);

				this.fireEvent('onAjax', [resp, this.asset]);

				this.asset = null;

			}.bind(this),

			onFailure: this.onError.bind(this)

		});

		this.asset.send.delay(10, this.asset, [{url: url}]);

	},



	iframe: function(url) {

		this.asset = new Element('iframe', $merge({

			src: url,

			frameBorder: 0,

			width: this.options.size.x,

			height: this.options.size.y

		}, this.options.iframeOptions));

		if (this.options.iframePreload) {

			this.asset.addEvent('load', function() {

				this.applyContent(this.asset.setStyle('display', ''));

			}.bind(this));

			this.asset.setStyle('display', 'none').inject(this.content);

			return false;

		}

		return this.asset;

	},



	string: function(str) {

		return str;

	}



});



SqueezeBox.handlers.url = SqueezeBox.handlers.ajax;

SqueezeBox.parsers.url = SqueezeBox.parsers.ajax;

SqueezeBox.parsers.adopt = SqueezeBox.parsers.clone;

window.addEvent('domready', function() {

 

	/**

	 * That CSS selector will find all <a> elements with the

	 * class boxed

	 *

	 * The example loads the options from the rel attribute

	 */

    SqueezeBox.initialize({

        size: {x: 845, y: 520}

    });

    SqueezeBox.assign($$('a.sBoxed2'), {

		handler: 'iframe'

	});

 

});