/*

 // Add a script element as a child of the body
 function downloadJSAtOnload() {
 var element = document.createElement("script");
 element.src = "/deferred_c.js";
 document.body.appendChild(element);
 }

 // Check for browser support of event handling capability
 if (window.addEventListener)
 window.addEventListener("load", downloadJSAtOnload, false);
 else if (window.attachEvent)
 window.attachEvent("onload", downloadJSAtOnload);
 else window.onload = downloadJSAtOnload;
 
*/
function setFontSize() {
   s = getCookie('fontsize');
   var p = document.getElementsByTagName('body');
   for(i=0;i<p.length;i++) {
      p[i].style.fontSize = s+"px"
   }   
}

function getCookie(c_name)
{
	if (document.cookie.length>0)
	  {
	  c_start=document.cookie.indexOf(c_name + "=")
	  if (c_start!=-1)
		{ 
		c_start=c_start + c_name.length+1 
		c_end=document.cookie.indexOf(";",c_start)
		if (c_end==-1) c_end=document.cookie.length
		return unescape(document.cookie.substring(c_start,c_end))
		} 
	  }
	return ""
}

/*window.onload = function() {
	//footnoteLinks('content','url_endnotes');
}*/

addLoadEvent(externalLinks);

function externalLinks() {
  if (!document.getElementsByTagName) return;
  var anchors = document.getElementsByTagName("a");
  for (var i=0; i<anchors.length; i++) {
    var anchor = anchors[i];
    if (anchor.getAttribute("href") &&
      anchor.getAttribute("rel") == "external")
      anchor.target = "_blank";
    }
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function popitup(url) {
	newwindow=window.open(url,'name','scrollbars=1,height=600,width=600');
	if (window.focus) {newwindow.focus()}
	return false;
}

var min=9;
var max=24;
function increaseFontSize() {
   var p = document.getElementsByTagName('body');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=max) {
         s += 1;
      }
      p[i].style.fontSize = s+"px"
      setCookie('fontsize',s);
   }
}
function decreaseFontSize() {
   var p = document.getElementsByTagName('body');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
      setCookie('fontsize',s);
   }   
}

function confirmationDialog(url, message) 
{
	if(confirm(message))
	{
		self.location=url;
	}
}

function setCookie(c_name,value,expiredays)
{
	var exdate=new Date()
	exdate.setDate(exdate.getDate()+expiredays)
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString())
}

function checkAll(field)
{
if(field.length !=null)
for (i = 0; i < field.length; i++)
	field[i].checked = true ;
else
    field.checked = true;
}

function uncheckAll(field)
{
if(field.length !=null)
for (i = 0; i < field.length; i++)
	field[i].checked = false ;
else
    field.checked = false;
}


/*
---

name: Core

description: The core of MooTools, contains all the base functions and the Native and Hash implementations. Required by all the other scripts.

license: MIT-style license.

copyright: Copyright (c) 2006-2008 [Valerio Proietti](http://mad4milk.net/).

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

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

provides: [MooTools, Native, Hash.base, Array.each, $util]

...
*/

var MooTools = {
	'version': '1.2.5',
	'build': '008d8f0f2fcc2044e54fdd3635341aaab274e757'
};

var Native = function(options){
	options = options || {};
	var name = options.name;
	var legacy = options.legacy;
	var protect = options.protect;
	var methods = options.implement;
	var generics = options.generics;
	var initialize = options.initialize;
	var afterImplement = options.afterImplement || function(){};
	var object = initialize || legacy;
	generics = generics !== false;

	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.alias = function(a1, a2, a3){
		if (typeof a1 == 'string'){
			var pa1 = this.prototype[a1];
			if ((a1 = pa1)) return add(this, a2, a1, a3);
		}
		for (var a in a1) this.alias(a, a1[a], a2);
		return this;
	};

	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;
	};

	if (methods) object.implement(methods);

	return object;
};

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

Native.typize = function(object, family){
	if (!object.type) object.type = function(item){
		return ($type(item) === family);
	};
};

(function(){
	var natives = {'Array': Array, 'Date': Date, 'Function': Function, 'Number': Number, 'RegExp': RegExp, 'String': String};
	for (var n in natives) new Native({name: n, initialize: natives[n], protect: true});

	var types = {'boolean': Boolean, 'native': Native, 'object': Object};
	for (var t in types) Native.typize(types[t], t);

	var generics = {
		'Array': ["concat", "indexOf", "join", "lastIndexOf", "pop", "push", "reverse", "shift", "slice", "sort", "splice", "toString", "unshift", "valueOf"],
		'String': ["charAt", "charCodeAt", "concat", "indexOf", "lastIndexOf", "match", "replace", "search", "slice", "split", "substr", "substring", "toLowerCase", "toUpperCase", "valueOf"]
	};
	for (var g in generics){
		for (var i = generics[g].length; i--;) Native.genericize(natives[g], generics[g][i], true);
	}
})();

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({

	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;
	},

	getLength: function(){
		var length = 0;
		for (var key in this){
			if (this.hasOwnProperty(key)) length++;
		}
		return length;
	}

});

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

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 l = iterable.length, array = new Array(l);
		while (l--) array[l] = iterable[l];
		return array;
	}
	return Array.prototype.slice.call(iterable);
};

function $arguments(i){
	return function(){
		return arguments[i];
	};
};

function $chk(obj){
	return !!(obj || obj === 0);
};

function $clear(timer){
	clearTimeout(timer);
	clearInterval(timer);
	return null;
};

function $defined(obj){
	return (obj != undefined);
};

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

function $empty(){};

function $extend(original, extended){
	for (var key in (extended || {})) original[key] = extended[key];
	return original;
};

function $H(object){
	return new Hash(object);
};

function $lambda(value){
	return ($type(value) == 'function') ? value : function(){
		return value;
	};
};

function $merge(){
	var args = Array.slice(arguments);
	args.unshift({});
	return $mixin.apply(null, args);
};

function $mixin(mix){
	for (var i = 1, l = arguments.length; i < l; i++){
		var object = arguments[i];
		if ($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') ? $mixin(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;
};

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;
};

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 = new Hash(object);
		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;
};


/*
---

name: Browser

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

license: MIT-style license.

requires: [Native, $util]

provides: [Browser, Window, Document, $exec]

...
*/

var Browser = $merge({

	Engine: {name: 'unknown', version: 0},

	Platform: {name: (window.orientation != undefined) ? 'ipod' : (navigator.platform.match(/mac|win|linux/i) || ['other'])[0].toLowerCase()},

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

	Plugins: {},

	Engines: {

		presto: function(){
			return (!window.opera) ? false : ((arguments.callee.caller) ? 960 : ((document.getElementsByClassName) ? 950 : 925));
		},

		trident: function(){
			return (!window.ActiveXObject) ? false : ((window.XMLHttpRequest) ? ((document.querySelectorAll) ? 6 : 5) : 4);
		},

		webkit: function(){
			return (navigator.taintEnabled) ? false : ((Browser.Features.xpath) ? ((Browser.Features.query) ? 525 : 420) : 419);
		},

		gecko: function(){
			return (!document.getBoxObjectFor && window.mozInnerScreenX == null) ? false : ((document.getElementsByClassName) ? 19 : 18);
		}

	}

}, Browser || {});

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

Browser.detect = function(){

	for (var engine in this.Engines){
		var version = this.Engines[engine]();
		if (version){
			this.Engine = {name: engine, version: version};
			this.Engine[engine] = this.Engine[engine + version] = true;
			break;
		}
	}

	return {name: engine, version: version};

};

Browser.detect();

Browser.Request = function(){
	return $try(function(){
		return new XMLHttpRequest();
	}, function(){
		return new ActiveXObject('MSXML2.XMLHTTP');
	}, function(){
		return new ActiveXObject('Microsoft.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], 10) || 0, build: parseInt(version[2], 10) || 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[(Browser.Engine.webkit && Browser.Engine.version < 420) ? 'innerText' : '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]]"] : {};
		}
		win.document.window = win;
		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];
		if (Browser.Engine.trident && Browser.Engine.version <= 4) $try(function(){
			doc.execCommand("BackgroundImageCache", false, true);
		});
		if (Browser.Engine.trident) doc.window.attachEvent('onunload', function(){
			doc.window.detachEvent('onunload', arguments.callee);
			doc.head = doc.html = doc.window = null;
		});
		return $extend(doc, Document.Prototype);
	},

	afterImplement: function(property, value){
		document[property] = Document.Prototype[property] = value;
	}

});

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

new Document(document);


/*
---

name: Array

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

license: MIT-style license.

requires: [$util, Array.each]

provides: Array

...
*/

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('');
	}

});


/*
---

name: Function

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

license: MIT-style license.

requires: [Native, $util]

provides: Function

...
*/

try {
	delete Function.prototype.bind;
} catch(e){}

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();
		};
	},

	run: function(args, bind){
		return this.apply(bind, $splat(args));
	},

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

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

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

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

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

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

});


/*
---

name: Number

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

license: MIT-style license.

requires: [Native, $util]

provides: Number

...
*/

Number.implement({

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

	round: function(precision){
		precision = Math.pow(10, precision || 0);
		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']);


/*
---

name: String

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

license: MIT-style license.

requires: Native

provides: String

...
*/

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] : '';
		});
	}

});


/*
---

name: Hash

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

license: MIT-style license.

requires: Hash.base

provides: Hash

...
*/

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){
		if (this[key] == 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'});


/*
---

name: Event

description: Contains the Event Class, to make the event object cross-browser.

license: MIT-style license.

requires: [Window, Document, Hash, Array, Function, String]

provides: Event

...
*/

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;
	}

});


/*
---

name: Class

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

license: MIT-style license.

requires: [$util, Native, Array, String, Function, Number, Hash]

provides: Class

...
*/

function Class(params){
	
	if (params instanceof Function) params = {initialize: params};
	
	var newClass = function(){
		Object.reset(this);
		if (newClass._prototyping) return this;
		this._current = $empty;
		var value = (this.initialize) ? this.initialize.apply(this, arguments) : this;
		delete this._current; delete this.caller;
		return value;
	}.extend(this);
	
	newClass.implement(params);
	
	newClass.constructor = Class;
	newClass.prototype.constructor = newClass;

	return newClass;

};

Function.prototype.protect = function(){
	this._protected = true;
	return this;
};

Object.reset = function(object, key){
		
	if (key == null){
		for (var p in object) Object.reset(object, p);
		return object;
	}
	
	delete object[key];
	
	switch ($type(object[key])){
		case 'object':
			var F = function(){};
			F.prototype = object[key];
			var i = new F;
			object[key] = Object.reset(i);
		break;
		case 'array': object[key] = $unlink(object[key]); break;
	}
	
	return object;
	
};

new Native({name: 'Class', initialize: Class}).extend({

	instantiate: function(F){
		F._prototyping = true;
		var proto = new F;
		delete F._prototyping;
		return proto;
	},
	
	wrap: function(self, key, method){
		if (method._origin) method = method._origin;
		
		return function(){
			if (method._protected && this._current == null) throw new Error('The method "' + key + '" cannot be called.');
			var caller = this.caller, current = this._current;
			this.caller = current; this._current = arguments.callee;
			var result = method.apply(this, arguments);
			this._current = current; this.caller = caller;
			return result;
		}.extend({_owner: self, _origin: method, _name: key});

	}
	
});

Class.implement({
	
	implement: function(key, value){
		
		if ($type(key) == 'object'){
			for (var p in key) this.implement(p, key[p]);
			return this;
		}
		
		var mutator = Class.Mutators[key];
		
		if (mutator){
			value = mutator.call(this, value);
			if (value == null) return this;
		}
		
		var proto = this.prototype;

		switch ($type(value)){
			
			case 'function':
				if (value._hidden) return this;
				proto[key] = Class.wrap(this, key, value);
			break;
			
			case 'object':
				var previous = proto[key];
				if ($type(previous) == 'object') $mixin(previous, value);
				else proto[key] = $unlink(value);
			break;
			
			case 'array':
				proto[key] = $unlink(value);
			break;
			
			default: proto[key] = value;

		}
		
		return this;

	}
	
});

Class.Mutators = {
	
	Extends: function(parent){

		this.parent = parent;
		this.prototype = Class.instantiate(parent);

		this.implement('parent', function(){
			var name = this.caller._name, previous = this.caller._owner.parent.prototype[name];
			if (!previous) throw new Error('The method "' + name + '" has no parent.');
			return previous.apply(this, arguments);
		}.protect());

	},

	Implements: function(items){
		$splat(items).each(function(item){
			if (item instanceof Function) item = Class.instantiate(item);
			this.implement(item);
		}, this);

	}
	
};


/*
---

name: Class.Extras

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

license: MIT-style license.

requires: Class

provides: [Chain, Events, Options, Class.Extras]

...
*/

var Chain = new Class({

	$chain: [],

	chain: function(){
		this.$chain.extend(Array.flatten(arguments));
		return this;
	},

	callChain: function(){
		return (this.$chain.length) ? this.$chain.shift().apply(this, arguments) : false;
	},

	clearChain: function(){
		this.$chain.empty();
		return this;
	}

});

var Events = new Class({

	$events: {},

	addEvent: function(type, fn, internal){
		type = Events.removeOn(type);
		if (fn != $empty){
			this.$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.$events[type]) return this;
		if (!fn.internal) this.$events[type].erase(fn);
		return this;
	},

	removeEvents: function(events){
		var type;
		if ($type(events) == 'object'){
			for (type in events) this.removeEvent(type, events[type]);
			return this;
		}
		if (events) events = Events.removeOn(events);
		for (type in this.$events){
			if (events && events != type) continue;
			var fns = this.$events[type];
			for (var i = fns.length; i--; i) this.removeEvent(type, 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;
	}

});


/*
---

name: Element

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

license: MIT-style license.

requires: [Window, Document, Array, String, Function, Number, Hash]

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

...
*/

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 document.id(tag).set(props);
	},

	afterImplement: function(key, value){
		Element.Prototype[key] = value;
		if (Array[key]) return;
		Elements.implement(key, function(){
			var items = [], elements = true;
			for (var i = 0, j = this.length; i < j; i++){
				var returns = this[i][key].apply(this[i], arguments);
				items.push(returns);
				if (elements) elements = ($type(returns) == 'element');
			}
			return (elements) ? new Elements(items) : items;
		});
	}

});

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 = document.id(params.iframe);
		var onload = props.onload || $empty;
		delete props.onload;
		props.id = props.name = $pick(props.id, props.name, iframe ? (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);
				new Document(iframe.contentWindow.document);
				$extend(win.Element.prototype, Element.Prototype);
			}
			onload.call(iframe.contentWindow, iframe.contentWindow.document);
		};
		var contentWindow = $try(function(){
			return iframe.contentWindow;
		});
		((contentWindow && contentWindow.document.body) || window.frames[props.id]) ? onFrameLoad() : iframe.addListener('load', 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 = document.id(elements[i], !options.cash);
				if (options.ddup){
					if (uniques[el.uid]) continue;
					uniques[el.uid] = true;
				}
				if (el) 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));
	}

});

(function(){

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

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

Document.implement({

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

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

	getDocument: function(){
		return this;
	},

	getWindow: function(){
		return this.window;
	},
	
	id: (function(){
		
		var types = {

			string: function(id, nocash, doc){
				id = doc.getElementById(id);
				return (id) ? types.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 types.element(obj.toElement(doc), nocash);
				return null;
			}
			
		};

		types.textnode = types.whitespace = types.window = types.document = $arguments(0);
		
		return function(el, nocash, doc){
			if (el && el.$family && el.uid) return el;
			var type = $type(el);
			return (types[type]) ? types[type](el, nocash, doc || document) : null;
		};

	})()

});

})();

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

Window.implement({

	$$: 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': elements.push(item); break;
				case 'string': elements.extend(this.document.getElements(item, true));
			}
		}
		return new Elements(elements);
	},

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

	getWindow: function(){
		return this;
	}

});

Native.implement([Element, Document], {

	getElement: function(selector, nocash){
		return document.id(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});
	}

});

(function(){

var collected = {}, storage = {};
var props = {input: 'checked', option: 'selected', textarea: (Browser.Engine.webkit && Browser.Engine.version < 420) ? 'innerHTML' : 'value'};

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

var clean = function(item, retain){
	if (!item) return;
	var uid = item.uid;
	if (retain !== true) retain = false;
	if (Browser.Engine.trident){
		if (item.clearAttributes){
			var clone = retain && item.cloneNode(false);
			item.clearAttributes();
			if (clone) item.mergeAttributes(clone);
		} else if (item.removeEvents){
			item.removeEvents();
		}
		if ((/object/i).test(item.tagName)){
			for (var p in item){
				if (typeof item[p] == 'function') item[p] = $empty;
			}
			Element.dispose(item);
		}
	}	
	if (!uid) return;
	collected[uid] = storage[uid] = null;
};

var purge = function(){
	Hash.each(collected, clean);
	if (Browser.Engine.trident) $A(document.getElementsByTagName('object')).each(clean);
	if (window.CollectGarbage) CollectGarbage();
	collected = storage = null;
};

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))){
			if (!all) return document.id(el, nocash);
			elements.push(el);
		}
		el = el[walk];
	}
	return (all) ? new Elements(elements, {ddup: false, cash: !nocash}) : null;
};

var attributes = {
	'html': 'innerHTML',
	'class': 'className',
	'for': 'htmlFor',
	'defaultValue': 'defaultValue',
	'text': (Browser.Engine.trident || (Browser.Engine.webkit && Browser.Engine.version < 420)) ? 'innerText' : 'textContent'
};
var bools = ['compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked', 'disabled', 'readonly', 'multiple', 'selected', 'noresize', 'defer'];
var camels = ['value', 'type', 'defaultValue', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan', 'frameBorder', 'maxLength', 'readOnly', 'rowSpan', 'tabIndex', 'useMap'];

bools = bools.associate(bools);

Hash.extend(attributes, bools);
Hash.extend(attributes, camels.associate(camels.map(String.toLowerCase)));

var inserters = {

	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);
	}

};

inserters.inside = inserters.bottom;

Hash.each(inserters, function(inserter, where){

	where = where.capitalize();

	Element.implement('inject' + where, function(el){
		inserter(this, document.id(el, true));
		return this;
	});

	Element.implement('grab' + where, function(el){
		inserter(document.id(el, true), this);
		return this;
	});

});

Element.implement({

	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) : this.removeProperty(prop);
		return this;
	},

	setProperty: function(attribute, value){
		var key = attributes[attribute];
		if (value == undefined) return this.removeProperty(attribute);
		if (key && bools[attribute]) value = !!value;
		(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;
	},

	getProperty: function(attribute){
		var key = attributes[attribute];
		var value = (key) ? this[key] : this.getAttribute(attribute, 2);
		return (bools[attribute]) ? !!value : (key) ? value : value || null;
	},

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

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

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

	toggleClass: function(className){
		return this.hasClass(className) ? this.removeClass(className) : this.addClass(className);
	},

	adopt: function(){
		Array.flatten(arguments).each(function(element){
			element = document.id(element, true);
			if (element) this.appendChild(element);
		}, this);
		return this;
	},

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

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

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

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

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

	getPrevious: function(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);
	},
	
	getSiblings: function(match, nocash){
		return this.getParent().getChildren(match, nocash).erase(this);
	},

	getChildren: function(match, nocash){
		return walk(this, 'nextSibling', 'firstChild', match, true, nocash);
	},

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

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

	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 document.id(el, nocash);
	},

	getSelected: function(){
		return new Elements($A(this.options).filter(function(option){
			return option.selected;
		}));
	},

	getComputedStyle: function(property){
		if (this.currentStyle) return this.currentStyle[property.camelCase()];
		var computed = this.getDocument().defaultView.getComputedStyle(this, null);
		return (computed) ? computed.getPropertyValue([property.hyphenate()]) : null;
	},

	toQueryString: function(){
		var queryString = [];
		this.getElements('input, select, textarea', true).each(function(el){
			if (!el.name || el.disabled || el.type == 'submit' || el.type == 'reset' || el.type == 'file') 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 (typeof val != 'undefined') queryString.push(el.name + '=' + encodeURIComponent(val));
			});
		});
		return queryString.join('&');
	},

	clone: function(contents, keepid){
		contents = contents !== false;
		var clone = this.cloneNode(contents);
		var clean = function(node, element){
			if (!keepid) node.removeAttribute('id');
			if (Browser.Engine.trident){
				node.clearAttributes();
				node.mergeAttributes(element);
				node.removeAttribute('uid');
				if (node.options){
					var no = node.options, eo = element.options;
					for (var j = no.length; j--;) no[j].selected = eo[j].selected;
				}
			}
			var prop = props[element.tagName.toLowerCase()];
			if (prop && element[prop]) node[prop] = element[prop];
		};

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

		clean(clone, this);
		return document.id(clone);
	},

	destroy: function(){
		Element.empty(this);
		Element.dispose(this);
		clean(this, true);
		return null;
	},

	empty: function(){
		$A(this.childNodes).each(function(node){
			Element.destroy(node);
		});
		return this;
	},

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

	hasChild: function(el){
		el = document.id(el, true);
		if (!el) return false;
		if (Browser.Engine.webkit && Browser.Engine.version < 420) return $A(this.getElementsByTagName(el.tagName)).contains(el);
		return (this.contains) ? (this != el && this.contains(el)) : !!(this.compareDocumentPosition(el) & 16);
	},

	match: function(tag){
		return (!tag || (tag == this) || (Element.get(this, 'tag') == tag));
	}

});

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

	addListener: function(type, fn){
		if (type == 'unload'){
			var old = fn, self = this;
			fn = function(){
				self.removeListener('unload', fn);
				old();
			};
		} else {
			collected[this.uid] = this;
		}
		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 = get(this.uid), prop = storage[property];
		if (dflt != undefined && prop == undefined) prop = storage[property] = dflt;
		return $pick(prop);
	},

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

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

});

window.addListener('unload', purge);

})();

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.html = (function(){
	var wrapper = document.createElement('div');

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

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

	html.erase = html.set;

	return html;
})();

if (Browser.Engine.webkit && Browser.Engine.version < 420) Element.Properties.text = {
	get: function(){
		if (this.innerText) return this.innerText;
		var temp = this.ownerDocument.newElement('div', {html: this.innerHTML}).inject(this.ownerDocument.body);
		var text = temp.innerText;
		temp.destroy();
		return text;
	}
};


/*
---

name: Element.Event

description: Contains Element methods for dealing with events. This file also includes mouseenter and mouseleave custom Element Events.

license: MIT-style license.

requires: [Element, Event]

provides: Element.Event

...
*/

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 true;
				};
			}
			realType = custom.base || realType;
		}
		var defn = function(){
			return fn.call(self);
		};
		var nativeEvent = Element.NativeEvents[realType];
		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;
		events[type].keys.splice(pos, 1);
		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(events){
		var type;
		if ($type(events) == 'object'){
			for (type in events) this.removeEvent(type, events[type]);
			return this;
		}
		var attached = this.retrieve('events');
		if (!attached) return this;
		if (!events){
			for (type in attached) this.removeEvents(type);
			this.eliminate('events');
		} else if (attached[events]){
			while (attached[events].keys[0]) this.removeEvent(events, attached[events].keys[0]);
			attached[events] = 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 = document.id(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;
	}

});

// IE9
try {
	if (typeof HTMLElement != 'undefined')
		HTMLElement.prototype.fireEvent = Element.prototype.fireEvent;
} catch(e){}

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'
	}

});

})();


/*
---

name: Element.Style

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

license: MIT-style license.

requires: Element

provides: Element.Style

...
*/

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 && !$chk(parseInt(result, 10)))){
			if (property.test(/^(height|width)$/)){
				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.flatten(arguments).each(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(@, @, @)';
});


/*
---

name: Element.Dimensions

description: 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).

requires: Element

provides: Element.Dimensions

...
*/

(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(){
		if (this.getBoundingClientRect){
			var bound = this.getBoundingClientRect(),
				html = document.id(this.getDocument().documentElement),
				htmlScroll = html.getScroll(),
				elemScrolls = this.getScrolls(),
				elemScroll = this.getScroll(),
				isFixed = (styleString(this, 'position') == 'fixed');

			return {
				x: bound.left.toInt() + elemScrolls.x - elemScroll.x + ((isFixed) ? 0 : htmlScroll.x) - html.clientLeft,
				y: bound.top.toInt()  + elemScrolls.y - elemScroll.y + ((isFixed) ? 0 : htmlScroll.y) - html.clientTop
			};
		}

		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.webkit){
				position.x += leftBorder(element);
				position.y += topBorder(element);
			}

			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 = document.id(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')
		};
	},

	setPosition: function(obj){
		return this.setStyles(this.computePosition(obj));
	}

});


Native.implement([Document, Window], {

	getSize: function(){
		if (Browser.Engine.presto || Browser.Engine.webkit){
			var win = this.getWindow();
			return {x: win.innerWidth, y: win.innerHeight};
		}
		var doc = getCompatElement(this);
		return {x: doc.clientWidth, y: doc.clientHeight};
	},

	getScroll: function(){
		var win = this.getWindow(), doc = getCompatElement(this);
		return {x: win.pageXOffset || doc.scrollLeft, y: win.pageYOffset || doc.scrollTop};
	},

	getScrollSize: function(){
		var doc = getCompatElement(this), 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
Element.alias('setPosition', 'position'); //compatability

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;
	}

});


/*
---

name: DomReady

description: Contains the custom event domready.

license: MIT-style license.

requires: Element.Event

provides: DomReady

...
*/

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');
	};
	
	window.addEvent('load', domready);

	if (Browser.Engine.trident){
		var temp = document.createElement('div');
		(function(){
			($try(function(){
				temp.doScroll(); // Technique by Diego Perini
				return document.id(temp).inject(document.body).set('html', 'temp').dispose();
			})) ? domready() : arguments.callee.delay(50);
		})();
	} else if (Browser.Engine.webkit && Browser.Engine.version < 525){
		(function(){
			(['loaded', 'complete'].contains(document.readyState)) ? domready() : arguments.callee.delay(50);
		})();
	} else {
		document.addEvent('DOMContentLoaded', domready);
	}

})();


/*
---

name: Fx

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

license: MIT-style license.

requires: [Chain, Events, Options]

provides: Fx

...
*/

var Fx = new Class({

	Implements: [Chain, Events, Options],

	options: {
		/*
		onStart: $empty,
		onCancel: $empty,
		onComplete: $empty,
		*/
		fps: 50,
		unit: false,
		duration: 500,
		link: 'ignore'
	},

	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';
	},

	getTransition: function(){
		return function(p){
			return -(Math.cos(Math.PI * p) - 1) / 2;
		};
	},

	step: function(){
		var time = $time();
		if (time < this.time + this.options.duration){
			var delta = this.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(){
		if (!this.timer) return true;
		switch (this.options.link){
			case 'cancel': this.cancel(); return true;
			case 'chain': this.chain(this.caller.bind(this, arguments)); return false;
		}
		return false;
	},

	start: function(from, to){
		if (!this.check(from, to)) return this;
		this.from = from;
		this.to = to;
		this.time = 0;
		this.transition = this.getTransition();
		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};


/*
---

name: Fx.CSS

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

license: MIT-style license.

requires: [Fx, Element.Style]

provides: Fx.CSS

...
*/

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)
	}

});


/*
---

name: Fx.Tween

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

license: MIT-style license.

requires: Fx.CSS

provides: [Fx.Tween, Element.fade, Element.highlight]

...
*/

Fx.Tween = new Class({

	Extends: Fx.CSS,

	initialize: function(element, options){
		this.element = this.subject = document.id(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(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;
	}

});


/*
---

name: Fx.Morph

description: 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.

requires: Fx.CSS

provides: Fx.Morph

...
*/

Fx.Morph = new Class({

	Extends: Fx.CSS,

	initialize: function(element, options){
		this.element = this.subject = document.id(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(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;
	}

});

/*!
	Slimbox v1.71 - The ultimate lightweight Lightbox clone
	(c) 2007-2009 Christophe Beyls <http://www.digitalia.be>
	MIT-style license.
*/

var Slimbox = (function() {

	// Global variables, accessible to Slimbox only
	var win = window, ie6 = Browser.Engine.trident4, options, images, activeImage = -1, activeURL, prevImage, nextImage, compatibleOverlay, middle, centerWidth, centerHeight,

	// Preload images
	preload = {}, preloadPrev = new Image(), preloadNext = new Image(),

	// DOM elements
	overlay, center, image, sizer, prevLink, nextLink, bottomContainer, bottom, caption, number,

	// Effects
	fxOverlay, fxResize, fxImage, fxBottom;

	/*
		Initialization
	*/

	win.addEvent("domready", function() {
		// Append the Slimbox HTML code at the bottom of the document
		$(document.body).adopt(
			$$(
				overlay = new Element("div", {id: "lbOverlay", events: {click: close}}),
				center = new Element("div", {id: "lbCenter"}),
				bottomContainer = new Element("div", {id: "lbBottomContainer"})
			).setStyle("display", "none")
		);

		image = new Element("div", {id: "lbImage"}).injectInside(center).adopt(
			sizer = new Element("div", {styles: {position: "relative"}}).adopt(
				prevLink = new Element("a", {id: "lbPrevLink", href: "#", events: {click: previous}}),
				nextLink = new Element("a", {id: "lbNextLink", href: "#", events: {click: next}})
			)
		);

		bottom = new Element("div", {id: "lbBottom"}).injectInside(bottomContainer).adopt(
			new Element("a", {id: "lbCloseLink", href: "#", events: {click: close}}),
			caption = new Element("div", {id: "lbCaption"}),
			number = new Element("div", {id: "lbNumber"}),
			new Element("div", {styles: {clear: "both"}})
		);
	});


	/*
		Internal functions
	*/

	function position() {
		var scroll = win.getScroll(), size = win.getSize();
		$$(center, bottomContainer).setStyle("left", scroll.x + (size.x / 2));
		if (compatibleOverlay) overlay.setStyles({left: scroll.x, top: scroll.y, width: size.x, height: size.y});
	}

	function setup(open) {
		["object", ie6 ? "select" : "embed"].forEach(function(tag) {
			Array.forEach(document.getElementsByTagName(tag), function(el) {
				if (open) el._slimbox = el.style.visibility;
				el.style.visibility = open ? "hidden" : el._slimbox;
			});
		});

		overlay.style.display = open ? "" : "none";

		var fn = open ? "addEvent" : "removeEvent";
		win[fn]("scroll", position)[fn]("resize", position);
		document[fn]("keydown", keyDown);
	}

	function keyDown(event) {
		var code = event.code;
		// Prevent default keyboard action (like navigating inside the page)
		return options.closeKeys.contains(code) ? close()
			: options.nextKeys.contains(code) ? next()
			: options.previousKeys.contains(code) ? previous()
			: false;
	}

	function previous() {
		return changeImage(prevImage);
	}

	function next() {
		return changeImage(nextImage);
	}

	function changeImage(imageIndex) {
		if (imageIndex >= 0) {
			activeImage = imageIndex;
			activeURL = images[imageIndex][0];
			prevImage = (activeImage || (options.loop ? images.length : 0)) - 1;
			nextImage = ((activeImage + 1) % images.length) || (options.loop ? 0 : -1);

			stop();
			center.className = "lbLoading";

			preload = new Image();
			preload.onload = animateBox;
			preload.src = activeURL;
		}

		return false;
	}

	function animateBox() {
		center.className = "";
		fxImage.set(0);
		image.setStyles({backgroundImage: "url(" + activeURL + ")", display: ""});
		sizer.setStyle("width", preload.width);
		$$(sizer, prevLink, nextLink).setStyle("height", preload.height);

		caption.set("html", images[activeImage][1] || "");
		number.set("html", (((images.length > 1) && options.counterText) || "").replace(/{x}/, activeImage + 1).replace(/{y}/, images.length));

		if (prevImage >= 0) preloadPrev.src = images[prevImage][0];
		if (nextImage >= 0) preloadNext.src = images[nextImage][0];

		centerWidth = image.offsetWidth;
		centerHeight = image.offsetHeight;
		var top = Math.max(0, middle - (centerHeight / 2)), check = 0, fn;
		if (center.offsetHeight != centerHeight) {
			check = fxResize.start({height: centerHeight, top: top});
		}
		if (center.offsetWidth != centerWidth) {
			check = fxResize.start({width: centerWidth, marginLeft: -centerWidth/2});
		}
		fn = function() {
			bottomContainer.setStyles({width: centerWidth, top: top + centerHeight, marginLeft: -centerWidth/2, visibility: "hidden", display: ""});
			fxImage.start(1);
		};
		if (check) {
			fxResize.chain(fn);
		}
		else {
			fn();
		}
	}

	function animateCaption() {
		if (prevImage >= 0) prevLink.style.display = "";
		if (nextImage >= 0) nextLink.style.display = "";
		fxBottom.set(-bottom.offsetHeight).start(0);
		bottomContainer.style.visibility = "";
	}

	function stop() {
		preload.onload = $empty;
		preload.src = preloadPrev.src = preloadNext.src = activeURL;
		fxResize.cancel();
		fxImage.cancel();
		fxBottom.cancel();
		$$(prevLink, nextLink, image, bottomContainer).setStyle("display", "none");
	}

	function close() {
		if (activeImage >= 0) {
			stop();
			activeImage = prevImage = nextImage = -1;
			center.style.display = "none";
			fxOverlay.cancel().chain(setup).start(0);
		}

		return false;
	}


	/*
		API
	*/

	Element.implement({
		slimbox: function(_options, linkMapper) {
			// The processing of a single element is similar to the processing of a collection with a single element
			$$(this).slimbox(_options, linkMapper);

			return this;
		}
	});

	Elements.implement({
		/*
			options:	Optional options object, see Slimbox.open()
			linkMapper:	Optional function taking a link DOM element and an index as arguments and returning an array containing 2 elements:
					the image URL and the image caption (may contain HTML)
			linksFilter:	Optional function taking a link DOM element and an index as arguments and returning true if the element is part of
					the image collection that will be shown on click, false if not. "this" refers to the element that was clicked.
					This function must always return true when the DOM element argument is "this".
		*/
		slimbox: function(_options, linkMapper, linksFilter) {
			linkMapper = linkMapper || function(el) {
				return [el.href, el.title];
			};

			linksFilter = linksFilter || function() {
				return true;
			};

			var links = this;

			links.removeEvents("click").addEvent("click", function() {
				// Build the list of images that will be displayed
				var filteredLinks = links.filter(linksFilter, this);
				return Slimbox.open(filteredLinks.map(linkMapper), filteredLinks.indexOf(this), _options);
			});

			return links;
		}
	});

	return {
		open: function(_images, startImage, _options) {
			options = $extend({
				loop: false,				// Allows to navigate between first and last images
				overlayOpacity: 0.8,			// 1 is opaque, 0 is completely transparent (change the color in the CSS file)
				overlayFadeDuration: 400,		// Duration of the overlay fade-in and fade-out animations (in milliseconds)
				resizeDuration: 400,			// Duration of each of the box resize animations (in milliseconds)
				resizeTransition: false,		// false uses the mootools default transition
				initialWidth: 250,			// Initial width of the box (in pixels)
				initialHeight: 250,			// Initial height of the box (in pixels)
				imageFadeDuration: 400,			// Duration of the image fade-in animation (in milliseconds)
				captionAnimationDuration: 400,		// Duration of the caption animation (in milliseconds)
				counterText: "Image {x} of {y}",	// Translate or change as you wish, or set it to false to disable counter text for image groups
				closeKeys: [27, 88, 67],		// Array of keycodes to close Slimbox, default: Esc (27), 'x' (88), 'c' (67)
				previousKeys: [37, 80],			// Array of keycodes to navigate to the previous image, default: Left arrow (37), 'p' (80)
				nextKeys: [39, 78]			// Array of keycodes to navigate to the next image, default: Right arrow (39), 'n' (78)
			}, _options || {});

			// Setup effects
			fxOverlay = new Fx.Tween(overlay, {property: "opacity", duration: options.overlayFadeDuration});
			fxResize = new Fx.Morph(center, $extend({duration: options.resizeDuration, link: "chain"}, options.resizeTransition ? {transition: options.resizeTransition} : {}));
			fxImage = new Fx.Tween(image, {property: "opacity", duration: options.imageFadeDuration, onComplete: animateCaption});
			fxBottom = new Fx.Tween(bottom, {property: "margin-top", duration: options.captionAnimationDuration});

			// The function is called for a single image, with URL and Title as first two arguments
			if (typeof _images == "string") {
				_images = [[_images, startImage]];
				startImage = 0;
			}

			middle = win.getScrollTop() + (win.getHeight() / 2);
			centerWidth = options.initialWidth;
			centerHeight = options.initialHeight;
			center.setStyles({top: Math.max(0, middle - (centerHeight / 2)), width: centerWidth, height: centerHeight, marginLeft: -centerWidth/2, display: ""});
			compatibleOverlay = ie6 || (overlay.currentStyle && (overlay.currentStyle.position != "fixed"));
			if (compatibleOverlay) overlay.style.position = "absolute";
			fxOverlay.set(0).start(options.overlayOpacity);
			position();
			setup(1);

			images = _images;
			options.loop = options.loop && (images.length > 1);
			return changeImage(startImage);
		}
	};

})();