/*
---
MooTools: the javascript framework

web build:
- http://mootools.net/core/7c56cfef9dddcf170a5d68e3fb61cfd7

packager build:
- packager build Core/Core Core/Array Core/String Core/Number Core/Function Core/Object Core/Event Core/Browser Core/Class Core/Class.Extras Core/Slick.Parser Core/Slick.Finder Core/Element Core/Element.Style Core/Element.Event Core/Element.Dimensions Core/Fx Core/Fx.CSS Core/Fx.Tween Core/Fx.Morph Core/Fx.Transitions Core/Request Core/Request.HTML Core/Request.JSON Core/Cookie Core/JSON Core/DOMReady Core/Swiff

/*
---

name: Core

description: The heart of MooTools.

license: MIT-style license.

copyright: Copyright (c) 2006-2010 [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: [Core, MooTools, Type, typeOf, instanceOf, Native]

...
*/

(function () {

	this.MooTools = {
		version: '1.3',
		build: 'a3eed692dd85050d80168ec2c708efe901bb7db3'
	};

	// typeOf, instanceOf

	var typeOf = this.typeOf = function (item) {
		if (item == null) return 'null';
		if (item.$family) return item.$family();

		if (item.nodeName) {
			if (item.nodeType == 1) return 'element';
			if (item.nodeType == 3) return (/\S/).test(item.nodeValue) ? 'textnode' : 'whitespace';
		} else if (typeof item.length == 'number') {
			if (item.callee) return 'arguments';
			if ('item' in item) return 'collection';
		}

		return typeof item;
	};

	var instanceOf = this.instanceOf = function (item, object) {
		if (item == null) return false;
		var constructor = item.$constructor || item.constructor;
		while (constructor) {
			if (constructor === object) return true;
			constructor = constructor.parent;
		}
		return item instanceof object;
	};

	// Function overloading

	var Function = this.Function;

	var enumerables = true;
	for (var i in { toString: 1 }) enumerables = null;
	if (enumerables) enumerables = ['hasOwnProperty', 'valueOf', 'isPrototypeOf', 'propertyIsEnumerable', 'toLocaleString', 'toString', 'constructor'];

	Function.prototype.overloadSetter = function (usePlural) {
		var self = this;
		return function (a, b) {
			if (a == null) return this;
			if (usePlural || typeof a != 'string') {
				for (var k in a) self.call(this, k, a[k]);
				if (enumerables) for (var i = enumerables.length; i--; ) {
					k = enumerables[i];
					if (a.hasOwnProperty(k)) self.call(this, k, a[k]);
				}
			} else {
				self.call(this, a, b);
			}
			return this;
		};
	};

	Function.prototype.overloadGetter = function (usePlural) {
		var self = this;
		return function (a) {
			var args, result;
			if (usePlural || typeof a != 'string') args = a;
			else if (arguments.length > 1) args = arguments;
			if (args) {
				result = {};
				for (var i = 0; i < args.length; i++) result[args[i]] = self.call(this, args[i]);
			} else {
				result = self.call(this, a);
			}
			return result;
		};
	};

	Function.prototype.extend = function (key, value) {
		this[key] = value;
	} .overloadSetter();

	Function.prototype.implement = function (key, value) {
		this.prototype[key] = value;
	} .overloadSetter();

	// From

	var slice = Array.prototype.slice;

	Function.from = function (item) {
		return (typeOf(item) == 'function') ? item : function () {
			return item;
		};
	};

	Array.from = function (item) {
		if (item == null) return [];
		return (Type.isEnumerable(item) && typeof item != 'string') ? (typeOf(item) == 'array') ? item : slice.call(item) : [item];
	};

	Number.from = function (item) {
		var number = parseFloat(item);
		return isFinite(number) ? number : null;
	};

	String.from = function (item) {
		return item + '';
	};

	// hide, protect

	Function.implement({

		hide: function () {
			this.$hidden = true;
			return this;
		},

		protect: function () {
			this.$protected = true;
			return this;
		}

	});

	// Type

	var Type = this.Type = function (name, object) {
		if (name) {
			var lower = name.toLowerCase();
			var typeCheck = function (item) {
				return (typeOf(item) == lower);
			};

			Type['is' + name] = typeCheck;
			if (object != null) {
				object.prototype.$family = (function () {
					return lower;
				}).hide();

			}
		}

		if (object == null) return null;

		object.extend(this);
		object.$constructor = Type;
		object.prototype.$constructor = object;

		return object;
	};

	var toString = Object.prototype.toString;

	Type.isEnumerable = function (item) {
		return (item != null && typeof item.length == 'number' && toString.call(item) != '[object Function]');
	};

	var hooks = {};

	var hooksOf = function (object) {
		var type = typeOf(object.prototype);
		return hooks[type] || (hooks[type] = []);
	};

	var implement = function (name, method) {
		if (method && method.$hidden) return this;

		var hooks = hooksOf(this);

		for (var i = 0; i < hooks.length; i++) {
			var hook = hooks[i];
			if (typeOf(hook) == 'type') implement.call(hook, name, method);
			else hook.call(this, name, method);
		}

		var previous = this.prototype[name];
		if (previous == null || !previous.$protected) this.prototype[name] = method;

		if (this[name] == null && typeOf(method) == 'function') extend.call(this, name, function (item) {
			return method.apply(item, slice.call(arguments, 1));
		});

		return this;
	};

	var extend = function (name, method) {
		if (method && method.$hidden) return this;
		var previous = this[name];
		if (previous == null || !previous.$protected) this[name] = method;
		return this;
	};

	Type.implement({

		implement: implement.overloadSetter(),

		extend: extend.overloadSetter(),

		alias: function (name, existing) {
			implement.call(this, name, this.prototype[existing]);
		} .overloadSetter(),

		mirror: function (hook) {
			hooksOf(this).push(hook);
			return this;
		}

	});

	new Type('Type', Type);

	// Default Types

	var force = function (name, object, methods) {
		var isType = (object != Object),
		prototype = object.prototype;

		if (isType) object = new Type(name, object);

		for (var i = 0, l = methods.length; i < l; i++) {
			var key = methods[i],
			generic = object[key],
			proto = prototype[key];

			if (generic) generic.protect();

			if (isType && proto) {
				delete prototype[key];
				prototype[key] = proto.protect();
			}
		}

		if (isType) object.implement(prototype);

		return force;
	};

	force('String', String, [
	'charAt', 'charCodeAt', 'concat', 'indexOf', 'lastIndexOf', 'match', 'quote', 'replace', 'search',
	'slice', 'split', 'substr', 'substring', 'toLowerCase', 'toUpperCase'
])('Array', Array, [
	'pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift', 'concat', 'join', 'slice',
	'indexOf', 'lastIndexOf', 'filter', 'forEach', 'every', 'map', 'some', 'reduce', 'reduceRight'
])('Number', Number, [
	'toExponential', 'toFixed', 'toLocaleString', 'toPrecision'
])('Function', Function, [
	'apply', 'call', 'bind'
])('RegExp', RegExp, [
	'exec', 'test'
])('Object', Object, [
	'create', 'defineProperty', 'defineProperties', 'keys',
	'getPrototypeOf', 'getOwnPropertyDescriptor', 'getOwnPropertyNames',
	'preventExtensions', 'isExtensible', 'seal', 'isSealed', 'freeze', 'isFrozen'
])('Date', Date, ['now']);

	Object.extend = extend.overloadSetter();

	Date.extend('now', function () {
		return +(new Date);
	});

	new Type('Boolean', Boolean);

	// fixes NaN returning as Number

	Number.prototype.$family = function () {
		return isFinite(this) ? 'number' : 'null';
	} .hide();

	// Number.random

	Number.extend('random', function (min, max) {
		return Math.floor(Math.random() * (max - min + 1) + min);
	});

	// forEach, each

	Object.extend('forEach', function (object, fn, bind) {
		for (var key in object) {
			if (object.hasOwnProperty(key)) fn.call(bind, object[key], key, object);
		}
	});

	Object.each = Object.forEach;

	Array.implement({

		forEach: function (fn, bind) {
			for (var i = 0, l = this.length; i < l; i++) {
				if (i in this) fn.call(bind, this[i], i, this);
			}
		},

		each: function (fn, bind) {
			Array.forEach(this, fn, bind);
			return this;
		}

	});

	// Array & Object cloning, Object merging and appending

	var cloneOf = function (item) {
		switch (typeOf(item)) {
			case 'array': return item.clone();
			case 'object': return Object.clone(item);
			default: return item;
		}
	};

	Array.implement('clone', function () {
		var i = this.length, clone = new Array(i);
		while (i--) clone[i] = cloneOf(this[i]);
		return clone;
	});

	var mergeOne = function (source, key, current) {
		switch (typeOf(current)) {
			case 'object':
				if (typeOf(source[key]) == 'object') Object.merge(source[key], current);
				else source[key] = Object.clone(current);
				break;
			case 'array': source[key] = current.clone(); break;
			default: source[key] = current;
		}
		return source;
	};

	Object.extend({

		merge: function (source, k, v) {
			if (typeOf(k) == 'string') return mergeOne(source, k, v);
			for (var i = 1, l = arguments.length; i < l; i++) {
				var object = arguments[i];
				for (var key in object) mergeOne(source, key, object[key]);
			}
			return source;
		},

		clone: function (object) {
			var clone = {};
			for (var key in object) clone[key] = cloneOf(object[key]);
			return clone;
		},

		append: function (original) {
			for (var i = 1, l = arguments.length; i < l; i++) {
				var extended = arguments[i] || {};
				for (var key in extended) original[key] = extended[key];
			}
			return original;
		}

	});

	// Object-less types

	['Object', 'WhiteSpace', 'TextNode', 'Collection', 'Arguments'].each(function (name) {
		new Type(name);
	});

	// Unique ID

	var UID = Date.now();

	String.extend('uniqueID', function () {
		return (UID++).toString(36);
	});



})();


/*
---

name: Array

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

license: MIT-style license.

requires: Type

provides: Array

...
*/

Array.implement({

	invoke: function (methodName) {
		var args = Array.slice(arguments, 1);
		return this.map(function (item) {
			return item[methodName].apply(item, args);
		});
	},

	every: function (fn, bind) {
		for (var i = 0, l = this.length; i < l; i++) {
			if ((i in this) && !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 ((i in this) && fn.call(bind, this[i], i, this)) results.push(this[i]);
		}
		return results;
	},

	clean: function () {
		return this.filter(function (item) {
			return item != null;
		});
	},

	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++) {
			if (i in this) 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 ((i in this) && 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;
	},

	append: function (array) {
		this.push.apply(this, array);
		return this;
	},

	getLast: function () {
		return (this.length) ? this[this.length - 1] : null;
	},

	getRandom: function () {
		return (this.length) ? this[Number.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--; ) {
			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 = typeOf(this[i]);
			if (type == 'null') continue;
			array = array.concat((type == 'array' || type == 'collection' || type == 'arguments' || instanceOf(this[i], Array)) ? Array.flatten(this[i]) : this[i]);
		}
		return array;
	},

	pick: function () {
		for (var i = 0, l = this.length; i < l; i++) {
			if (this[i] != null) return this[i];
		}
		return null;
	},

	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: String

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

license: MIT-style license.

requires: Type

provides: String

...
*/

String.implement({

	test: function (regex, params) {
		return ((typeOf(regex) == 'regexp') ? regex : new RegExp('' + regex, params)).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;
	},

	substitute: function (object, regexp) {
		return this.replace(regexp || (/\\?\{([^{}]+)\}/g), function (match, name) {
			if (match.charAt(0) == '\\') return match.slice(1);
			return (object[name] != null) ? object[name] : '';
		});
	}

});


/*
---

name: Number

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

license: MIT-style license.

requires: Type

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).toFixed(precision < 0 ? -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('each', 'times');

(function (math) {
	var methods = {};
	math.each(function (name) {
		if (!Number[name]) methods[name] = function () {
			return Math[name].apply(null, [this].concat(Array.from(arguments)));
		};
	});
	Number.implement(methods);
})(['abs', 'acos', 'asin', 'atan', 'atan2', 'ceil', 'cos', 'exp', 'floor', 'log', 'max', 'min', 'pow', 'sin', 'sqrt', 'tan']);


/*
---

name: Function

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

license: MIT-style license.

requires: Type

provides: Function

...
*/

Function.extend({

	attempt: function () {
		for (var i = 0, l = arguments.length; i < l; i++) {
			try {
				return arguments[i]();
			} catch (e) { }
		}
		return null;
	}

});

Function.implement({

	attempt: function (args, bind) {
		try {
			return this.apply(bind, Array.from(args));
		} catch (e) { }

		return null;
	},

	bind: function (bind) {
		var self = this,
			args = (arguments.length > 1) ? Array.slice(arguments, 1) : null;

		return function () {
			if (!args && !arguments.length) return self.call(bind);
			if (args && arguments.length) return self.apply(bind, args.concat(Array.from(arguments)));
			return self.apply(bind, args || arguments);
		};
	},

	pass: function (args, bind) {
		var self = this;
		if (args != null) args = Array.from(args);
		return function () {
			return self.apply(bind, args || arguments);
		};
	},

	delay: function (delay, bind, args) {
		return setTimeout(this.pass(args, bind), delay);
	},

	periodical: function (periodical, bind, args) {
		return setInterval(this.pass(args, bind), periodical);
	}

});




/*
---

name: Object

description: Object generic methods

license: MIT-style license.

requires: Type

provides: [Object, Hash]

...
*/


Object.extend({

	subset: function (object, keys) {
		var results = {};
		for (var i = 0, l = keys.length; i < l; i++) {
			var k = keys[i];
			results[k] = object[k];
		}
		return results;
	},

	map: function (object, fn, bind) {
		var results = {};
		for (var key in object) {
			if (object.hasOwnProperty(key)) results[key] = fn.call(bind, object[key], key, object);
		}
		return results;
	},

	filter: function (object, fn, bind) {
		var results = {};
		Object.each(object, function (value, key) {
			if (fn.call(bind, value, key, object)) results[key] = value;
		});
		return results;
	},

	every: function (object, fn, bind) {
		for (var key in object) {
			if (object.hasOwnProperty(key) && !fn.call(bind, object[key], key)) return false;
		}
		return true;
	},

	some: function (object, fn, bind) {
		for (var key in object) {
			if (object.hasOwnProperty(key) && fn.call(bind, object[key], key)) return true;
		}
		return false;
	},

	keys: function (object) {
		var keys = [];
		for (var key in object) {
			if (object.hasOwnProperty(key)) keys.push(key);
		}
		return keys;
	},

	values: function (object) {
		var values = [];
		for (var key in object) {
			if (object.hasOwnProperty(key)) values.push(object[key]);
		}
		return values;
	},

	getLength: function (object) {
		return Object.keys(object).length;
	},

	keyOf: function (object, value) {
		for (var key in object) {
			if (object.hasOwnProperty(key) && object[key] === value) return key;
		}
		return null;
	},

	contains: function (object, value) {
		return Object.keyOf(object, value) != null;
	},

	toQueryString: function (object, base) {
		var queryString = [];

		Object.each(object, function (value, key) {
			if (base) key = base + '[' + key + ']';
			var result;
			switch (typeOf(value)) {
				case 'object': result = Object.toQueryString(value, key); break;
				case 'array':
					var qs = {};
					value.each(function (val, i) {
						qs[i] = val;
					});
					result = Object.toQueryString(qs, key);
					break;
				default: result = key + '=' + encodeURIComponent(value);
			}
			if (value != null) queryString.push(result);
		});

		return queryString.join('&');
	}

});





/*
---

name: Browser

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

license: MIT-style license.

requires: [Array, Function, Number, String]

provides: [Browser, Window, Document]

...
*/

(function () {

	var document = this.document;
	var window = document.window = this;

	var UID = 1;

	this.$uid = (window.ActiveXObject) ? function (item) {
		return (item.uid || (item.uid = [UID++]))[0];
	} : function (item) {
		return item.uid || (item.uid = UID++);
	};

	$uid(window);
	$uid(document);

	var ua = navigator.userAgent.toLowerCase(),
	platform = navigator.platform.toLowerCase(),
	UA = ua.match(/(opera|ie|firefox|chrome|version)[\s\/:]([\w\d\.]+)?.*?(safari|version[\s\/:]([\w\d\.]+)|$)/) || [null, 'unknown', 0],
	mode = UA[1] == 'ie' && document.documentMode;

	var Browser = this.Browser = {

		extend: Function.prototype.extend,

		name: (UA[1] == 'version') ? UA[3] : UA[1],

		version: mode || parseFloat((UA[1] == 'opera' && UA[4]) ? UA[4] : UA[2]),

		Platform: {
			name: ua.match(/ip(?:ad|od|hone)/) ? 'ios' : (ua.match(/(?:webos|android)/) || platform.match(/mac|win|linux/) || ['other'])[0]
		},

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

		Plugins: {}

	};

	Browser[Browser.name] = true;
	Browser[Browser.name + parseInt(Browser.version, 10)] = true;
	Browser.Platform[Browser.Platform.name] = true;

	// Request

	Browser.Request = (function () {

		var XMLHTTP = function () {
			return new XMLHttpRequest();
		};

		var MSXML2 = function () {
			return new ActiveXObject('MSXML2.XMLHTTP');
		};

		var MSXML = function () {
			return new ActiveXObject('Microsoft.XMLHTTP');
		};

		return Function.attempt(function () {
			XMLHTTP();
			return XMLHTTP;
		}, function () {
			MSXML2();
			return MSXML2;
		}, function () {
			MSXML();
			return MSXML;
		});

	})();

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

	// Flash detection

	var version = (Function.attempt(function () {
		return navigator.plugins['Shockwave Flash'].description;
	}, function () {
		return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');
	}) || '0 r0').match(/\d+/g);

	Browser.Plugins.Flash = {
		version: Number(version[0] || '0.' + version[1]) || 0,
		build: Number(version[2]) || 0
	};

	// String scripts

	Browser.exec = function (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;
	};

	String.implement('stripScripts', function (exec) {
		var scripts = '';
		var text = this.replace(/<script[^>]*>([\s\S]*?)<\/script>/gi, function (all, code) {
			scripts += code + '\n';
			return '';
		});
		if (exec === true) Browser.exec(scripts);
		else if (typeOf(exec) == 'function') exec(scripts, text);
		return text;
	});

	// Window, Document

	Browser.extend({
		Document: this.Document,
		Window: this.Window,
		Element: this.Element,
		Event: this.Event
	});

	this.Window = this.$constructor = new Type('Window', function () { });

	this.$family = Function.from('window').hide();

	Window.mirror(function (name, method) {
		window[name] = method;
	});

	this.Document = document.$constructor = new Type('Document', function () { });

	document.$family = Function.from('document').hide();

	Document.mirror(function (name, method) {
		document[name] = method;
	});

	document.html = document.documentElement;
	document.head = document.getElementsByTagName('head')[0];

	if (document.execCommand) try {
		document.execCommand("BackgroundImageCache", false, true);
	} catch (e) { }

	if (this.attachEvent && !this.addEventListener) {
		var unloadEvent = function () {
			this.detachEvent('onunload', unloadEvent);
			document.head = document.html = document.window = null;
		};
		this.attachEvent('onunload', unloadEvent);
	}

	// IE fails on collections and <select>.options (refers to <select>)
	var arrayFrom = Array.from;
	try {
		arrayFrom(document.html.childNodes);
	} catch (e) {
		Array.from = function (item) {
			if (typeof item != 'string' && Type.isEnumerable(item) && typeOf(item) != 'array') {
				var i = item.length, array = new Array(i);
				while (i--) array[i] = item[i];
				return array;
			}
			return arrayFrom(item);
		};

		var prototype = Array.prototype,
		slice = prototype.slice;
		['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift', 'concat', 'join', 'slice'].each(function (name) {
			var method = prototype[name];
			Array[name] = function (item) {
				return method.apply(Array.from(item), slice.call(arguments, 1));
			};
		});
	}



})();


/*
---

name: Event

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

license: MIT-style license.

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

provides: Event

...
*/

var Event = new Type('Event', function (event, win) {
	if (!win) win = window;
	var doc = win.document;
	event = event || win.event;
	if (event.$extended) return event;
	this.$extended = true;
	var type = event.type,
		target = event.target || event.srcElement,
		page = {},
		client = {};
	while (target && target.nodeType == 3) target = target.parentNode;

	if (type.indexOf('key') != -1) {
		var code = event.which || event.keyCode;
		var key = Object.keyOf(Event.Keys, code);
		if (type == 'keydown') {
			var fKey = code - 111;
			if (fKey > 0 && fKey < 13) key = 'f' + fKey;
		}
		if (!key) key = String.fromCharCode(code).toLowerCase();
	} else if (type.test(/click|mouse|menu/i)) {
		doc = (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
		page = {
			x: (event.pageX != null) ? event.pageX : event.clientX + doc.scrollLeft,
			y: (event.pageY != null) ? event.pageY : event.clientY + doc.scrollTop
		};
		client = {
			x: (event.pageX != null) ? event.pageX - win.pageXOffset : event.clientX,
			y: (event.pageY != null) ? event.pageY - win.pageYOffset : event.clientY
		};
		if (type.test(/DOMMouseScroll|mousewheel/)) {
			var wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;
		}
		var rightClick = (event.which == 3) || (event.button == 2),
			related = null;
		if (type.test(/over|out/)) {
			related = event.relatedTarget || event[(type == 'mouseover' ? 'from' : 'to') + 'Element'];
			var testRelated = function () {
				while (related && related.nodeType == 3) related = related.parentNode;
				return true;
			};
			var hasRelated = (Browser.firefox2) ? testRelated.attempt() : testRelated();
			related = (hasRelated) ? related : null;
		}
	} else if (type.test(/gesture|touch/i)) {
		this.rotation = event.rotation;
		this.scale = event.scale;
		this.targetTouches = event.targetTouches;
		this.changedTouches = event.changedTouches;
		var touches = this.touches = event.touches;
		if (touches && touches[0]) {
			var touch = touches[0];
			page = { x: touch.pageX, y: touch.pageY };
			client = { x: touch.clientX, y: touch.clientY };
		}
	}

	return Object.append(this, {
		event: event,
		type: type,

		page: page,
		client: client,
		rightClick: rightClick,

		wheel: wheel,

		relatedTarget: document.id(related),
		target: document.id(target),

		code: code,
		key: key,

		shift: event.shiftKey,
		control: event.ctrlKey,
		alt: event.altKey,
		meta: event.metaKey
	});
});

Event.Keys = {
	'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: [Array, String, Function, Number]

provides: Class

...
*/

(function () {

	var Class = this.Class = new Type('Class', function (params) {
		if (instanceOf(params, Function)) params = { initialize: params };

		var newClass = function () {
			reset(this);
			if (newClass.$prototyping) return this;
			this.$caller = null;
			var value = (this.initialize) ? this.initialize.apply(this, arguments) : this;
			this.$caller = this.caller = null;
			return value;
		} .extend(this).implement(params);

		newClass.$constructor = Class;
		newClass.prototype.$constructor = newClass;
		newClass.prototype.parent = parent;

		return newClass;
	});

	var parent = function () {
		if (!this.$caller) throw new Error('The method "parent" cannot be called.');
		var name = this.$caller.$name,
		parent = this.$caller.$owner.parent,
		previous = (parent) ? parent.prototype[name] : null;
		if (!previous) throw new Error('The method "' + name + '" has no parent.');
		return previous.apply(this, arguments);
	};

	var reset = function (object) {
		for (var key in object) {
			var value = object[key];
			switch (typeOf(value)) {
				case 'object':
					var F = function () { };
					F.prototype = value;
					object[key] = reset(new F);
					break;
				case 'array': object[key] = value.clone(); break;
			}
		}
		return object;
	};

	var wrap = function (self, key, method) {
		if (method.$origin) method = method.$origin;
		var wrapper = function () {
			if (method.$protected && this.$caller == null) throw new Error('The method "' + key + '" cannot be called.');
			var caller = this.caller, current = this.$caller;
			this.caller = current; this.$caller = wrapper;
			var result = method.apply(this, arguments);
			this.$caller = current; this.caller = caller;
			return result;
		} .extend({ $owner: self, $origin: method, $name: key });
		return wrapper;
	};

	var implement = function (key, value, retain) {
		if (Class.Mutators.hasOwnProperty(key)) {
			value = Class.Mutators[key].call(this, value);
			if (value == null) return this;
		}

		if (typeOf(value) == 'function') {
			if (value.$hidden) return this;
			this.prototype[key] = (retain) ? value : wrap(this, key, value);
		} else {
			Object.merge(this.prototype, key, value);
		}

		return this;
	};

	var getInstance = function (klass) {
		klass.$prototyping = true;
		var proto = new klass;
		delete klass.$prototyping;
		return proto;
	};

	Class.implement('implement', implement.overloadSetter());

	Class.Mutators = {

		Extends: function (parent) {
			this.parent = parent;
			this.prototype = getInstance(parent);
		},

		Implements: function (items) {
			Array.from(items).each(function (item) {
				var instance = new item;
				for (var key in instance) implement.call(this, key, instance[key], true);
			}, 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: [Class.Extras, Chain, Events, Options]

...
*/

(function () {

	this.Chain = new Class({

		$chain: [],

		chain: function () {
			this.$chain.append(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 removeOn = function (string) {
		return string.replace(/^on([A-Z])/, function (full, first) {
			return first.toLowerCase();
		});
	};

	this.Events = new Class({

		$events: {},

		addEvent: function (type, fn, internal) {
			type = removeOn(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 = removeOn(type);
			var events = this.$events[type];
			if (!events) return this;
			args = Array.from(args);
			events.each(function (fn) {
				if (delay) fn.delay(delay, this, args);
				else fn.apply(this, args);
			}, this);
			return this;
		},

		removeEvent: function (type, fn) {
			type = removeOn(type);
			var events = this.$events[type];
			if (events && !fn.internal) {
				var index = events.indexOf(fn);
				if (index != -1) delete events[index];
			}
			return this;
		},

		removeEvents: function (events) {
			var type;
			if (typeOf(events) == 'object') {
				for (type in events) this.removeEvent(type, events[type]);
				return this;
			}
			if (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--; ) this.removeEvent(type, fns[i]);
			}
			return this;
		}

	});

	this.Options = new Class({

		setOptions: function () {
			var options = this.options = Object.merge.apply(null, [{}, this.options].append(arguments));
			if (!this.addEvent) return this;
			for (var option in options) {
				if (typeOf(options[option]) != 'function' || !(/^on[A-Z]/).test(option)) continue;
				this.addEvent(option, options[option]);
				delete options[option];
			}
			return this;
		}

	});

})();


/*
---
name: Slick.Parser
description: Standalone CSS3 Selector parser
provides: Slick.Parser
...
*/

(function () {

	var parsed,
	separatorIndex,
	combinatorIndex,
	reversed,
	cache = {},
	reverseCache = {},
	reUnescape = /\\/g;

	var parse = function (expression, isReversed) {
		if (expression == null) return null;
		if (expression.Slick === true) return expression;
		expression = ('' + expression).replace(/^\s+|\s+$/g, '');
		reversed = !!isReversed;
		var currentCache = (reversed) ? reverseCache : cache;
		if (currentCache[expression]) return currentCache[expression];
		parsed = { Slick: true, expressions: [], raw: expression, reverse: function () {
			return parse(this.raw, true);
		} 
		};
		separatorIndex = -1;
		while (expression != (expression = expression.replace(regexp, parser)));
		parsed.length = parsed.expressions.length;
		return currentCache[expression] = (reversed) ? reverse(parsed) : parsed;
	};

	var reverseCombinator = function (combinator) {
		if (combinator === '!') return ' ';
		else if (combinator === ' ') return '!';
		else if ((/^!/).test(combinator)) return combinator.replace(/^!/, '');
		else return '!' + combinator;
	};

	var reverse = function (expression) {
		var expressions = expression.expressions;
		for (var i = 0; i < expressions.length; i++) {
			var exp = expressions[i];
			var last = { parts: [], tag: '*', combinator: reverseCombinator(exp[0].combinator) };

			for (var j = 0; j < exp.length; j++) {
				var cexp = exp[j];
				if (!cexp.reverseCombinator) cexp.reverseCombinator = ' ';
				cexp.combinator = cexp.reverseCombinator;
				delete cexp.reverseCombinator;
			}

			exp.reverse().push(last);
		}
		return expression;
	};

	var escapeRegExp = function (string) {// Credit: XRegExp 0.6.1 (c) 2007-2008 Steven Levithan <http://stevenlevithan.com/regex/xregexp/> MIT License
		return string.replace(/[-[\]{}()*+?.\\^$|,#\s]/g, "\\$&");
	};

	var regexp = new RegExp(
	/*
	#!/usr/bin/env ruby
	puts "\t\t" + DATA.read.gsub(/\(\?x\)|\s+#.*$|\s+|\\$|\\n/,'')
	__END__
	"(?x)^(?:\
	\\s* ( , ) \\s*               # Separator          \n\
	| \\s* ( <combinator>+ ) \\s*   # Combinator         \n\
	|      ( \\s+ )                 # CombinatorChildren \n\
	|      ( <unicode>+ | \\* )     # Tag                \n\
	| \\#  ( <unicode>+       )     # ID                 \n\
	| \\.  ( <unicode>+       )     # ClassName          \n\
	|                               # Attribute          \n\
	\\[  \
	\\s* (<unicode1>+)  (?:  \
	\\s* ([*^$!~|]?=)  (?:  \
	\\s* (?:\
	([\"']?)(.*?)\\9 \
	)\
	)  \
	)?  \\s*  \
	\\](?!\\]) \n\
	|   :+ ( <unicode>+ )(?:\
	\\( (?:\
	(?:([\"'])([^\\12]*)\\12)|((?:\\([^)]+\\)|[^()]*)+)\
	) \\)\
	)?\
	)"
	*/
	"^(?:\\s*(,)\\s*|\\s*(<combinator>+)\\s*|(\\s+)|(<unicode>+|\\*)|\\#(<unicode>+)|\\.(<unicode>+)|\\[\\s*(<unicode1>+)(?:\\s*([*^$!~|]?=)(?:\\s*(?:([\"']?)(.*?)\\9)))?\\s*\\](?!\\])|:+(<unicode>+)(?:\\((?:(?:([\"'])([^\\12]*)\\12)|((?:\\([^)]+\\)|[^()]*)+))\\))?)"
	.replace(/<combinator>/, '[' + escapeRegExp(">+~`!@$%^&={}\\;</") + ']')
	.replace(/<unicode>/g, '(?:[\\w\\u00a1-\\uFFFF-]|\\\\[^\\s0-9a-f])')
	.replace(/<unicode1>/g, '(?:[:\\w\\u00a1-\\uFFFF-]|\\\\[^\\s0-9a-f])')
);

	function parser(
	rawMatch,

	separator,
	combinator,
	combinatorChildren,

	tagName,
	id,
	className,

	attributeKey,
	attributeOperator,
	attributeQuote,
	attributeValue,

	pseudoClass,
	pseudoQuote,
	pseudoClassQuotedValue,
	pseudoClassValue
) {
		if (separator || separatorIndex === -1) {
			parsed.expressions[++separatorIndex] = [];
			combinatorIndex = -1;
			if (separator) return '';
		}

		if (combinator || combinatorChildren || combinatorIndex === -1) {
			combinator = combinator || ' ';
			var currentSeparator = parsed.expressions[separatorIndex];
			if (reversed && currentSeparator[combinatorIndex])
				currentSeparator[combinatorIndex].reverseCombinator = reverseCombinator(combinator);
			currentSeparator[++combinatorIndex] = { combinator: combinator, tag: '*' };
		}

		var currentParsed = parsed.expressions[separatorIndex][combinatorIndex];

		if (tagName) {
			currentParsed.tag = tagName.replace(reUnescape, '');

		} else if (id) {
			currentParsed.id = id.replace(reUnescape, '');

		} else if (className) {
			className = className.replace(reUnescape, '');

			if (!currentParsed.classList) currentParsed.classList = [];
			if (!currentParsed.classes) currentParsed.classes = [];
			currentParsed.classList.push(className);
			currentParsed.classes.push({
				value: className,
				regexp: new RegExp('(^|\\s)' + escapeRegExp(className) + '(\\s|$)')
			});

		} else if (pseudoClass) {
			pseudoClassValue = pseudoClassValue || pseudoClassQuotedValue;
			pseudoClassValue = pseudoClassValue ? pseudoClassValue.replace(reUnescape, '') : null;

			if (!currentParsed.pseudos) currentParsed.pseudos = [];
			currentParsed.pseudos.push({
				key: pseudoClass.replace(reUnescape, ''),
				value: pseudoClassValue
			});

		} else if (attributeKey) {
			attributeKey = attributeKey.replace(reUnescape, '');
			attributeValue = (attributeValue || '').replace(reUnescape, '');

			var test, regexp;

			switch (attributeOperator) {
				case '^=': regexp = new RegExp('^' + escapeRegExp(attributeValue)); break;
				case '$=': regexp = new RegExp(escapeRegExp(attributeValue) + '$'); break;
				case '~=': regexp = new RegExp('(^|\\s)' + escapeRegExp(attributeValue) + '(\\s|$)'); break;
				case '|=': regexp = new RegExp('^' + escapeRegExp(attributeValue) + '(-|$)'); break;
				case '=': test = function (value) {
					return attributeValue == value;
				}; break;
				case '*=': test = function (value) {
					return value && value.indexOf(attributeValue) > -1;
				}; break;
				case '!=': test = function (value) {
					return attributeValue != value;
				}; break;
				default: test = function (value) {
					return !!value;
				};
			}

			if (attributeValue == '' && (/^[*$^]=$/).test(attributeOperator)) test = function () {
				return false;
			};

			if (!test) test = function (value) {
				return value && regexp.test(value);
			};

			if (!currentParsed.attributes) currentParsed.attributes = [];
			currentParsed.attributes.push({
				key: attributeKey,
				operator: attributeOperator,
				value: attributeValue,
				test: test
			});

		}

		return '';
	};

	// Slick NS

	var Slick = (this.Slick || {});

	Slick.parse = function (expression) {
		return parse(expression);
	};

	Slick.escapeRegExp = escapeRegExp;

	if (!this.Slick) this.Slick = Slick;

}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);


/*
---
name: Slick.Finder
description: The new, superfast css selector engine.
provides: Slick.Finder
requires: Slick.Parser
...
*/

(function () {

	var local = {};

	// Feature / Bug detection

	local.isNativeCode = function (fn) {
		return (/\{\s*\[native code\]\s*\}/).test('' + fn);
	};

	local.isXML = function (document) {
		return (!!document.xmlVersion) || (!!document.xml) || (Object.prototype.toString.call(document) === '[object XMLDocument]') ||
	(document.nodeType === 9 && document.documentElement.nodeName !== 'HTML');
	};

	local.setDocument = function (document) {

		// convert elements / window arguments to document. if document cannot be extrapolated, the function returns.

		if (document.nodeType === 9); // document
		else if (document.ownerDocument) document = document.ownerDocument; // node
		else if (document.navigator) document = document.document; // window
		else return;

		// check if it's the old document

		if (this.document === document) return;
		this.document = document;
		var root = this.root = document.documentElement;

		this.isXMLDocument = this.isXML(document);

		this.brokenStarGEBTN
	= this.starSelectsClosedQSA
	= this.idGetsName
	= this.brokenMixedCaseQSA
	= this.brokenGEBCN
	= this.brokenCheckedQSA
	= this.brokenEmptyAttributeQSA
	= this.isHTMLDocument
	= false;

		var starSelectsClosed, starSelectsComments,
		brokenSecondClassNameGEBCN, cachedGetElementsByClassName;

		var selected, id;
		var testNode = document.createElement('div');
		root.appendChild(testNode);

		// on non-HTML documents innerHTML and getElementsById doesnt work properly
		try {
			id = 'slick_getbyid_test';
			testNode.innerHTML = '<a id="' + id + '"></a>';
			this.isHTMLDocument = !!document.getElementById(id);
		} catch (e) { };

		if (this.isHTMLDocument) {

			testNode.style.display = 'none';

			// IE returns comment nodes for getElementsByTagName('*') for some documents
			testNode.appendChild(document.createComment(''));
			starSelectsComments = (testNode.getElementsByTagName('*').length > 0);

			// IE returns closed nodes (EG:"</foo>") for getElementsByTagName('*') for some documents
			try {
				testNode.innerHTML = 'foo</foo>';
				selected = testNode.getElementsByTagName('*');
				starSelectsClosed = (selected && selected.length && selected[0].nodeName.charAt(0) == '/');
			} catch (e) { };

			this.brokenStarGEBTN = starSelectsComments || starSelectsClosed;

			// IE 8 returns closed nodes (EG:"</foo>") for querySelectorAll('*') for some documents
			if (testNode.querySelectorAll) try {
				testNode.innerHTML = 'foo</foo>';
				selected = testNode.querySelectorAll('*');
				this.starSelectsClosedQSA = (selected && selected.length && selected[0].nodeName.charAt(0) == '/');
			} catch (e) { };

			// IE returns elements with the name instead of just id for getElementsById for some documents
			try {
				id = 'slick_id_gets_name';
				testNode.innerHTML = '<a name="' + id + '"></a><b id="' + id + '"></b>';
				this.idGetsName = document.getElementById(id) === testNode.firstChild;
			} catch (e) { };

			// Safari 3.2 querySelectorAll doesnt work with mixedcase on quirksmode
			try {
				testNode.innerHTML = '<a class="MiXedCaSe"></a>';
				this.brokenMixedCaseQSA = !testNode.querySelectorAll('.MiXedCaSe').length;
			} catch (e) { };

			try {
				testNode.innerHTML = '<a class="f"></a><a class="b"></a>';
				testNode.getElementsByClassName('b').length;
				testNode.firstChild.className = 'b';
				cachedGetElementsByClassName = (testNode.getElementsByClassName('b').length != 2);
			} catch (e) { };

			// Opera 9.6 getElementsByClassName doesnt detects the class if its not the first one
			try {
				testNode.innerHTML = '<a class="a"></a><a class="f b a"></a>';
				brokenSecondClassNameGEBCN = (testNode.getElementsByClassName('a').length != 2);
			} catch (e) { };

			this.brokenGEBCN = cachedGetElementsByClassName || brokenSecondClassNameGEBCN;

			// Webkit dont return selected options on querySelectorAll
			try {
				testNode.innerHTML = '<select><option selected="selected">a</option></select>';
				this.brokenCheckedQSA = (testNode.querySelectorAll(':checked').length == 0);
			} catch (e) { };

			// IE returns incorrect results for attr[*^$]="" selectors on querySelectorAll
			try {
				testNode.innerHTML = '<a class=""></a>';
				this.brokenEmptyAttributeQSA = (testNode.querySelectorAll('[class*=""]').length != 0);
			} catch (e) { };

		}

		root.removeChild(testNode);
		testNode = null;

		// hasAttribute

		this.hasAttribute = (root && this.isNativeCode(root.hasAttribute)) ? function (node, attribute) {
			return node.hasAttribute(attribute);
		} : function (node, attribute) {
			node = node.getAttributeNode(attribute);
			return !!(node && (node.specified || node.nodeValue));
		};

		// contains
		// FIXME: Add specs: local.contains should be different for xml and html documents?
		this.contains = (root && this.isNativeCode(root.contains)) ? function (context, node) {
			return context.contains(node);
		} : (root && root.compareDocumentPosition) ? function (context, node) {
			return context === node || !!(context.compareDocumentPosition(node) & 16);
		} : function (context, node) {
			if (node) do {
				if (node === context) return true;
			} while ((node = node.parentNode));
			return false;
		};

		// document order sorting
		// credits to Sizzle (http://sizzlejs.com/)

		this.documentSorter = (root.compareDocumentPosition) ? function (a, b) {
			if (!a.compareDocumentPosition || !b.compareDocumentPosition) return 0;
			return a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
		} : ('sourceIndex' in root) ? function (a, b) {
			if (!a.sourceIndex || !b.sourceIndex) return 0;
			return a.sourceIndex - b.sourceIndex;
		} : (document.createRange) ? function (a, b) {
			if (!a.ownerDocument || !b.ownerDocument) return 0;
			var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
			aRange.setStart(a, 0);
			aRange.setEnd(a, 0);
			bRange.setStart(b, 0);
			bRange.setEnd(b, 0);
			return aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
		} : null;

		this.getUID = (this.isHTMLDocument) ? this.getUIDHTML : this.getUIDXML;

	};

	// Main Method

	local.search = function (context, expression, append, first) {

		var found = this.found = (first) ? null : (append || []);

		// context checks

		if (!context) return found; // No context
		if (context.navigator) context = context.document; // Convert the node from a window to a document
		else if (!context.nodeType) return found; // Reject misc junk input

		// setup

		var parsed, i;

		var uniques = this.uniques = {};

		if (this.document !== (context.ownerDocument || context)) this.setDocument(context);

		// should sort if there are nodes in append and if you pass multiple expressions.
		// should remove duplicates if append already has items
		var shouldUniques = !!(append && append.length);

		// avoid duplicating items already in the append array
		if (shouldUniques) for (i = found.length; i--; ) this.uniques[this.getUID(found[i])] = true;

		// expression checks

		if (typeof expression == 'string') { // expression is a string

			// Overrides

			for (i = this.overrides.length; i--; ) {
				var override = this.overrides[i];
				if (override.regexp.test(expression)) {
					var result = override.method.call(context, expression, found, first);
					if (result === false) continue;
					if (result === true) return found;
					return result;
				}
			}

			parsed = this.Slick.parse(expression);
			if (!parsed.length) return found;
		} else if (expression == null) { // there is no expression
			return found;
		} else if (expression.Slick) { // expression is a parsed Slick object
			parsed = expression;
		} else if (this.contains(context.documentElement || context, expression)) { // expression is a node
			(found) ? found.push(expression) : found = expression;
			return found;
		} else { // other junk
			return found;
		}

		// cache elements for the nth selectors

		/*<pseudo-selectors>*//*<nth-pseudo-selectors>*/

		this.posNTH = {};
		this.posNTHLast = {};
		this.posNTHType = {};
		this.posNTHTypeLast = {};

		/*</nth-pseudo-selectors>*//*</pseudo-selectors>*/

		// if append is null and there is only a single selector with one expression use pushArray, else use pushUID
		this.push = (!shouldUniques && (first || (parsed.length == 1 && parsed.expressions[0].length == 1))) ? this.pushArray : this.pushUID;

		if (found == null) found = [];

		// default engine

		var j, m, n;
		var combinator, tag, id, classList, classes, attributes, pseudos;
		var currentItems, currentExpression, currentBit, lastBit, expressions = parsed.expressions;

		search: for (i = 0; (currentExpression = expressions[i]); i++) for (j = 0; (currentBit = currentExpression[j]); j++) {

			combinator = 'combinator:' + currentBit.combinator;
			if (!this[combinator]) continue search;

			tag = (this.isXMLDocument) ? currentBit.tag : currentBit.tag.toUpperCase();
			id = currentBit.id;
			classList = currentBit.classList;
			classes = currentBit.classes;
			attributes = currentBit.attributes;
			pseudos = currentBit.pseudos;
			lastBit = (j === (currentExpression.length - 1));

			this.bitUniques = {};

			if (lastBit) {
				this.uniques = uniques;
				this.found = found;
			} else {
				this.uniques = {};
				this.found = [];
			}

			if (j === 0) {
				this[combinator](context, tag, id, classes, attributes, pseudos, classList);
				if (first && lastBit && found.length) break search;
			} else {
				if (first && lastBit) for (m = 0, n = currentItems.length; m < n; m++) {
					this[combinator](currentItems[m], tag, id, classes, attributes, pseudos, classList);
					if (found.length) break search;
				} else for (m = 0, n = currentItems.length; m < n; m++) this[combinator](currentItems[m], tag, id, classes, attributes, pseudos, classList);
			}

			currentItems = this.found;
		}

		if (shouldUniques || (parsed.expressions.length > 1)) this.sort(found);

		return (first) ? (found[0] || null) : found;
	};

	// Utils

	local.uidx = 1;
	local.uidk = 'slick:uniqueid';

	local.getUIDXML = function (node) {
		var uid = node.getAttribute(this.uidk);
		if (!uid) {
			uid = this.uidx++;
			node.setAttribute(this.uidk, uid);
		}
		return uid;
	};

	local.getUIDHTML = function (node) {
		return node.uniqueNumber || (node.uniqueNumber = this.uidx++);
	};

	// sort based on the setDocument documentSorter method.

	local.sort = function (results) {
		if (!this.documentSorter) return results;
		results.sort(this.documentSorter);
		return results;
	};

	/*<pseudo-selectors>*//*<nth-pseudo-selectors>*/

	local.cacheNTH = {};

	local.matchNTH = /^([+-]?\d*)?([a-z]+)?([+-]\d+)?$/;

	local.parseNTHArgument = function (argument) {
		var parsed = argument.match(this.matchNTH);
		if (!parsed) return false;
		var special = parsed[2] || false;
		var a = parsed[1] || 1;
		if (a == '-') a = -1;
		var b = +parsed[3] || 0;
		parsed =
		(special == 'n') ? { a: a, b: b} :
		(special == 'odd') ? { a: 2, b: 1} :
		(special == 'even') ? { a: 2, b: 0} : { a: 0, b: a };

		return (this.cacheNTH[argument] = parsed);
	};

	local.createNTHPseudo = function (child, sibling, positions, ofType) {
		return function (node, argument) {
			var uid = this.getUID(node);
			if (!this[positions][uid]) {
				var parent = node.parentNode;
				if (!parent) return false;
				var el = parent[child], count = 1;
				if (ofType) {
					var nodeName = node.nodeName;
					do {
						if (el.nodeName !== nodeName) continue;
						this[positions][this.getUID(el)] = count++;
					} while ((el = el[sibling]));
				} else {
					do {
						if (el.nodeType !== 1) continue;
						this[positions][this.getUID(el)] = count++;
					} while ((el = el[sibling]));
				}
			}
			argument = argument || 'n';
			var parsed = this.cacheNTH[argument] || this.parseNTHArgument(argument);
			if (!parsed) return false;
			var a = parsed.a, b = parsed.b, pos = this[positions][uid];
			if (a == 0) return b == pos;
			if (a > 0) {
				if (pos < b) return false;
			} else {
				if (b < pos) return false;
			}
			return ((pos - b) % a) == 0;
		};
	};

	/*</nth-pseudo-selectors>*//*</pseudo-selectors>*/

	local.pushArray = function (node, tag, id, classes, attributes, pseudos) {
		if (this.matchSelector(node, tag, id, classes, attributes, pseudos)) this.found.push(node);
	};

	local.pushUID = function (node, tag, id, classes, attributes, pseudos) {
		var uid = this.getUID(node);
		if (!this.uniques[uid] && this.matchSelector(node, tag, id, classes, attributes, pseudos)) {
			this.uniques[uid] = true;
			this.found.push(node);
		}
	};

	local.matchNode = function (node, selector) {
		var parsed = this.Slick.parse(selector);
		if (!parsed) return true;

		// simple (single) selectors
		if (parsed.length == 1 && parsed.expressions[0].length == 1) {
			var exp = parsed.expressions[0][0];
			return this.matchSelector(node, (this.isXMLDocument) ? exp.tag : exp.tag.toUpperCase(), exp.id, exp.classes, exp.attributes, exp.pseudos);
		}

		var nodes = this.search(this.document, parsed);
		for (var i = 0, item; item = nodes[i++]; ) {
			if (item === node) return true;
		}
		return false;
	};

	local.matchPseudo = function (node, name, argument) {
		var pseudoName = 'pseudo:' + name;
		if (this[pseudoName]) return this[pseudoName](node, argument);
		var attribute = this.getAttribute(node, name);
		return (argument) ? argument == attribute : !!attribute;
	};

	local.matchSelector = function (node, tag, id, classes, attributes, pseudos) {
		if (tag) {
			if (tag == '*') {
				if (node.nodeName < '@') return false; // Fix for comment nodes and closed nodes
			} else {
				if (node.nodeName != tag) return false;
			}
		}

		if (id && node.getAttribute('id') != id) return false;

		var i, part, cls;
		if (classes) for (i = classes.length; i--; ) {
			cls = ('className' in node) ? node.className : node.getAttribute('class');
			if (!(cls && classes[i].regexp.test(cls))) return false;
		}
		if (attributes) for (i = attributes.length; i--; ) {
			part = attributes[i];
			if (part.operator ? !part.test(this.getAttribute(node, part.key)) : !this.hasAttribute(node, part.key)) return false;
		}
		if (pseudos) for (i = pseudos.length; i--; ) {
			part = pseudos[i];
			if (!this.matchPseudo(node, part.key, part.value)) return false;
		}
		return true;
	};

	var combinators = {

		' ': function (node, tag, id, classes, attributes, pseudos, classList) { // all child nodes, any level

			var i, item, children;

			if (this.isHTMLDocument) {
				getById: if (id) {
					item = this.document.getElementById(id);
					if ((!item && node.all) || (this.idGetsName && item && item.getAttributeNode('id').nodeValue != id)) {
						// all[id] returns all the elements with that name or id inside node
						// if theres just one it will return the element, else it will be a collection
						children = node.all[id];
						if (!children) return;
						if (!children[0]) children = [children];
						for (i = 0; item = children[i++]; ) if (item.getAttributeNode('id').nodeValue == id) {
							this.push(item, tag, null, classes, attributes, pseudos);
							break;
						}
						return;
					}
					if (!item) {
						// if the context is in the dom we return, else we will try GEBTN, breaking the getById label
						if (this.contains(this.document.documentElement, node)) return;
						else break getById;
					} else if (this.document !== node && !this.contains(node, item)) return;
					this.push(item, tag, null, classes, attributes, pseudos);
					return;
				}
				getByClass: if (classes && node.getElementsByClassName && !this.brokenGEBCN) {
					children = node.getElementsByClassName(classList.join(' '));
					if (!(children && children.length)) break getByClass;
					for (i = 0; item = children[i++]; ) this.push(item, tag, id, null, attributes, pseudos);
					return;
				}
			}
			getByTag: 
			{
				children = node.getElementsByTagName(tag);
				if (!(children && children.length)) break getByTag;
				if (!this.brokenStarGEBTN) tag = null;
				for (i = 0; item = children[i++]; ) this.push(item, tag, id, classes, attributes, pseudos);
			}
		},

		'>': function (node, tag, id, classes, attributes, pseudos) { // direct children
			if ((node = node.firstChild)) do {
				if (node.nodeType === 1) this.push(node, tag, id, classes, attributes, pseudos);
			} while ((node = node.nextSibling));
		},

		'+': function (node, tag, id, classes, attributes, pseudos) { // next sibling
			while ((node = node.nextSibling)) if (node.nodeType === 1) {
				this.push(node, tag, id, classes, attributes, pseudos);
				break;
			}
		},

		'^': function (node, tag, id, classes, attributes, pseudos) { // first child
			node = node.firstChild;
			if (node) {
				if (node.nodeType === 1) this.push(node, tag, id, classes, attributes, pseudos);
				else this['combinator:+'](node, tag, id, classes, attributes, pseudos);
			}
		},

		'~': function (node, tag, id, classes, attributes, pseudos) { // next siblings
			while ((node = node.nextSibling)) {
				if (node.nodeType !== 1) continue;
				var uid = this.getUID(node);
				if (this.bitUniques[uid]) break;
				this.bitUniques[uid] = true;
				this.push(node, tag, id, classes, attributes, pseudos);
			}
		},

		'++': function (node, tag, id, classes, attributes, pseudos) { // next sibling and previous sibling
			this['combinator:+'](node, tag, id, classes, attributes, pseudos);
			this['combinator:!+'](node, tag, id, classes, attributes, pseudos);
		},

		'~~': function (node, tag, id, classes, attributes, pseudos) { // next siblings and previous siblings
			this['combinator:~'](node, tag, id, classes, attributes, pseudos);
			this['combinator:!~'](node, tag, id, classes, attributes, pseudos);
		},

		'!': function (node, tag, id, classes, attributes, pseudos) {  // all parent nodes up to document
			while ((node = node.parentNode)) if (node !== this.document) this.push(node, tag, id, classes, attributes, pseudos);
		},

		'!>': function (node, tag, id, classes, attributes, pseudos) { // direct parent (one level)
			node = node.parentNode;
			if (node !== this.document) this.push(node, tag, id, classes, attributes, pseudos);
		},

		'!+': function (node, tag, id, classes, attributes, pseudos) { // previous sibling
			while ((node = node.previousSibling)) if (node.nodeType === 1) {
				this.push(node, tag, id, classes, attributes, pseudos);
				break;
			}
		},

		'!^': function (node, tag, id, classes, attributes, pseudos) { // last child
			node = node.lastChild;
			if (node) {
				if (node.nodeType === 1) this.push(node, tag, id, classes, attributes, pseudos);
				else this['combinator:!+'](node, tag, id, classes, attributes, pseudos);
			}
		},

		'!~': function (node, tag, id, classes, attributes, pseudos) { // previous siblings
			while ((node = node.previousSibling)) {
				if (node.nodeType !== 1) continue;
				var uid = this.getUID(node);
				if (this.bitUniques[uid]) break;
				this.bitUniques[uid] = true;
				this.push(node, tag, id, classes, attributes, pseudos);
			}
		}

	};

	for (var c in combinators) local['combinator:' + c] = combinators[c];

	var pseudos = {

		/*<pseudo-selectors>*/

		'empty': function (node) {
			var child = node.firstChild;
			return !(child && child.nodeType == 1) && !(node.innerText || node.textContent || '').length;
		},

		'not': function (node, expression) {
			return !this.matchNode(node, expression);
		},

		'contains': function (node, text) {
			return (node.innerText || node.textContent || '').indexOf(text) > -1;
		},

		'first-child': function (node) {
			while ((node = node.previousSibling)) if (node.nodeType === 1) return false;
			return true;
		},

		'last-child': function (node) {
			while ((node = node.nextSibling)) if (node.nodeType === 1) return false;
			return true;
		},

		'only-child': function (node) {
			var prev = node;
			while ((prev = prev.previousSibling)) if (prev.nodeType === 1) return false;
			var next = node;
			while ((next = next.nextSibling)) if (next.nodeType === 1) return false;
			return true;
		},

		/*<nth-pseudo-selectors>*/

		'nth-child': local.createNTHPseudo('firstChild', 'nextSibling', 'posNTH'),

		'nth-last-child': local.createNTHPseudo('lastChild', 'previousSibling', 'posNTHLast'),

		'nth-of-type': local.createNTHPseudo('firstChild', 'nextSibling', 'posNTHType', true),

		'nth-last-of-type': local.createNTHPseudo('lastChild', 'previousSibling', 'posNTHTypeLast', true),

		'index': function (node, index) {
			return this['pseudo:nth-child'](node, '' + index + 1);
		},

		'even': function (node, argument) {
			return this['pseudo:nth-child'](node, '2n');
		},

		'odd': function (node, argument) {
			return this['pseudo:nth-child'](node, '2n+1');
		},

		/*</nth-pseudo-selectors>*/

		/*<of-type-pseudo-selectors>*/

		'first-of-type': function (node) {
			var nodeName = node.nodeName;
			while ((node = node.previousSibling)) if (node.nodeName === nodeName) return false;
			return true;
		},

		'last-of-type': function (node) {
			var nodeName = node.nodeName;
			while ((node = node.nextSibling)) if (node.nodeName === nodeName) return false;
			return true;
		},

		'only-of-type': function (node) {
			var prev = node, nodeName = node.nodeName;
			while ((prev = prev.previousSibling)) if (prev.nodeName === nodeName) return false;
			var next = node;
			while ((next = next.nextSibling)) if (next.nodeName === nodeName) return false;
			return true;
		},

		/*</of-type-pseudo-selectors>*/

		// custom pseudos

		'enabled': function (node) {
			return (node.disabled === false);
		},

		'disabled': function (node) {
			return (node.disabled === true);
		},

		'checked': function (node) {
			return node.checked || node.selected;
		},

		'focus': function (node) {
			return this.isHTMLDocument && this.document.activeElement === node && (node.href || node.type || this.hasAttribute(node, 'tabindex'));
		},

		'root': function (node) {
			return (node === this.root);
		},

		'selected': function (node) {
			return node.selected;
		}

		/*</pseudo-selectors>*/
	};

	for (var p in pseudos) local['pseudo:' + p] = pseudos[p];

	// attributes methods

	local.attributeGetters = {

		'class': function () {
			return ('className' in this) ? this.className : this.getAttribute('class');
		},

		'for': function () {
			return ('htmlFor' in this) ? this.htmlFor : this.getAttribute('for');
		},

		'href': function () {
			return ('href' in this) ? this.getAttribute('href', 2) : this.getAttribute('href');
		},

		'style': function () {
			return (this.style) ? this.style.cssText : this.getAttribute('style');
		}

	};

	local.getAttribute = function (node, name) {
		// FIXME: check if getAttribute() will get input elements on a form on this browser
		// getAttribute is faster than getAttributeNode().nodeValue
		var method = this.attributeGetters[name];
		if (method) return method.call(node);
		var attributeNode = node.getAttributeNode(name);
		return attributeNode ? attributeNode.nodeValue : null;
	};

	// overrides

	local.overrides = [];

	local.override = function (regexp, method) {
		this.overrides.push({ regexp: regexp, method: method });
	};

	/*<overrides>*/

	/*<query-selector-override>*/

	var reEmptyAttribute = /\[.*[*$^]=(?:["']{2})?\]/;

	local.override(/./, function (expression, found, first) { //querySelectorAll override

		if (!this.querySelectorAll || this.nodeType != 9 || !local.isHTMLDocument || local.brokenMixedCaseQSA ||
	(local.brokenCheckedQSA && expression.indexOf(':checked') > -1) ||
	(local.brokenEmptyAttributeQSA && reEmptyAttribute.test(expression)) || Slick.disableQSA) return false;

		var nodes, node;
		try {
			if (first) return this.querySelector(expression) || null;
			else nodes = this.querySelectorAll(expression);
		} catch (error) {
			return false;
		}

		var i, hasOthers = !!(found.length);

		if (local.starSelectsClosedQSA) for (i = 0; node = nodes[i++]; ) {
			if (node.nodeName > '@' && (!hasOthers || !local.uniques[local.getUIDHTML(node)])) found.push(node);
		} else for (i = 0; node = nodes[i++]; ) {
			if (!hasOthers || !local.uniques[local.getUIDHTML(node)]) found.push(node);
		}

		if (hasOthers) local.sort(found);

		return true;

	});

	/*</query-selector-override>*/

	/*<tag-override>*/

	local.override(/^[\w-]+$|^\*$/, function (expression, found, first) { // tag override
		var tag = expression;
		if (tag == '*' && local.brokenStarGEBTN) return false;

		var nodes = this.getElementsByTagName(tag);

		if (first) return nodes[0] || null;
		var i, node, hasOthers = !!(found.length);

		for (i = 0; node = nodes[i++]; ) {
			if (!hasOthers || !local.uniques[local.getUID(node)]) found.push(node);
		}

		if (hasOthers) local.sort(found);

		return true;
	});

	/*</tag-override>*/

	/*<class-override>*/

	local.override(/^\.[\w-]+$/, function (expression, found, first) { // class override
		if (!local.isHTMLDocument || (!this.getElementsByClassName && this.querySelectorAll)) return false;

		var nodes, node, i, hasOthers = !!(found && found.length), className = expression.substring(1);
		if (this.getElementsByClassName && !local.brokenGEBCN) {
			nodes = this.getElementsByClassName(className);
			if (first) return nodes[0] || null;
			for (i = 0; node = nodes[i++]; ) {
				if (!hasOthers || !local.uniques[local.getUIDHTML(node)]) found.push(node);
			}
		} else {
			var matchClass = new RegExp('(^|\\s)' + Slick.escapeRegExp(className) + '(\\s|$)');
			nodes = this.getElementsByTagName('*');
			for (i = 0; node = nodes[i++]; ) {
				className = node.className;
				if (!className || !matchClass.test(className)) continue;
				if (first) return node;
				if (!hasOthers || !local.uniques[local.getUIDHTML(node)]) found.push(node);
			}
		}
		if (hasOthers) local.sort(found);
		return (first) ? null : true;
	});

	/*</class-override>*/

	/*<id-override>*/

	local.override(/^#[\w-]+$/, function (expression, found, first) { // ID override
		if (!local.isHTMLDocument || this.nodeType != 9) return false;

		var id = expression.substring(1), el = this.getElementById(id);
		if (!el) return found;
		if (local.idGetsName && el.getAttributeNode('id').nodeValue != id) return false;
		if (first) return el || null;
		var hasOthers = !!(found.length);
		if (!hasOthers || !local.uniques[local.getUIDHTML(el)]) found.push(el);
		if (hasOthers) local.sort(found);
		return true;
	});

	/*</id-override>*/

	/*</overrides>*/

	if (typeof document != 'undefined') local.setDocument(document);

	// Slick

	var Slick = local.Slick = (this.Slick || {});

	Slick.version = '0.9dev';

	// Slick finder

	Slick.search = function (context, expression, append) {
		return local.search(context, expression, append);
	};

	Slick.find = function (context, expression) {
		return local.search(context, expression, null, true);
	};

	// Slick containment checker

	Slick.contains = function (container, node) {
		local.setDocument(container);
		return local.contains(container, node);
	};

	// Slick attribute getter

	Slick.getAttribute = function (node, name) {
		return local.getAttribute(node, name);
	};

	// Slick matcher

	Slick.match = function (node, selector) {
		if (!(node && selector)) return false;
		if (!selector || selector === node) return true;
		if (typeof selector != 'string') return false;
		local.setDocument(node);
		return local.matchNode(node, selector);
	};

	// Slick attribute accessor

	Slick.defineAttributeGetter = function (name, fn) {
		local.attributeGetters[name] = fn;
		return this;
	};

	Slick.lookupAttributeGetter = function (name) {
		return local.attributeGetters[name];
	};

	// Slick pseudo accessor

	Slick.definePseudo = function (name, fn) {
		local['pseudo:' + name] = function (node, argument) {
			return fn.call(node, argument);
		};
		return this;
	};

	Slick.lookupPseudo = function (name) {
		var pseudo = local['pseudo:' + name];
		if (pseudo) return function (argument) {
			return pseudo.call(this, argument);
		};
		return null;
	};

	// Slick overrides accessor

	Slick.override = function (regexp, fn) {
		local.override(regexp, fn);
		return this;
	};

	Slick.isXML = local.isXML;

	Slick.uidOf = function (node) {
		return local.getUIDHTML(node);
	};

	if (!this.Slick) this.Slick = Slick;

}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/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, Slick.Parser, Slick.Finder]

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

...
*/

var Element = function (tag, props) {
	var konstructor = Element.Constructors[tag];
	if (konstructor) return konstructor(props);
	if (typeof tag != 'string') return document.id(tag).set(props);

	if (!props) props = {};

	if (!tag.test(/^[\w-]+$/)) {
		var parsed = Slick.parse(tag).expressions[0][0];
		tag = (parsed.tag == '*') ? 'div' : parsed.tag;
		if (parsed.id && props.id == null) props.id = parsed.id;

		var attributes = parsed.attributes;
		if (attributes) for (var i = 0, l = attributes.length; i < l; i++) {
			var attr = attributes[i];
			if (attr.value != null && attr.operator == '=' && props[attr.key] == null)
				props[attr.key] = attr.value;
		}

		if (parsed.classList && props['class'] == null) props['class'] = parsed.classList.join(' ');
	}

	return document.newElement(tag, props);
};

if (Browser.Element) Element.prototype = Browser.Element.prototype;

new Type('Element', Element).mirror(function (name) {
	if (Array.prototype[name]) return;

	var obj = {};
	obj[name] = function () {
		var results = [], args = arguments, elements = true;
		for (var i = 0, l = this.length; i < l; i++) {
			var element = this[i], result = results[i] = element[name].apply(element, args);
			elements = (elements && typeOf(result) == 'element');
		}
		return (elements) ? new Elements(results) : results;
	};

	Elements.implement(obj);
});

if (!Browser.Element) {
	Element.parent = Object;

	Element.Prototype = { '$family': Function.from('element').hide() };

	Element.mirror(function (name, method) {
		Element.Prototype[name] = method;
	});
}

Element.Constructors = {};



var IFrame = new Type('IFrame', function () {
	var params = Array.link(arguments, {
		properties: Type.isObject,
		iframe: function (obj) {
			return (obj != null);
		}
	});

	var props = params.properties || {}, iframe;
	if (params.iframe) iframe = document.id(params.iframe);
	var onload = props.onload || function () { };
	delete props.onload;
	props.id = props.name = [props.id, props.name, iframe ? (iframe.id || iframe.name) : 'IFrame_' + String.uniqueID()].pick();
	iframe = new Element(iframe || 'iframe', props);

	var onLoad = function () {
		onload.call(iframe.contentWindow);
	};

	if (window.frames[props.id]) onLoad();
	else iframe.addListener('load', onLoad);
	return iframe;
});

var Elements = this.Elements = function (nodes) {
	if (nodes && nodes.length) {
		var uniques = {}, node;
		for (var i = 0; node = nodes[i++]; ) {
			var uid = Slick.uidOf(node);
			if (!uniques[uid]) {
				uniques[uid] = true;
				this.push(node);
			}
		}
	}
};

Elements.prototype = { length: 0 };
Elements.parent = Array;

new Type('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));
	} .protect(),

	push: function () {
		var length = this.length;
		for (var i = 0, l = arguments.length; i < l; i++) {
			var item = document.id(arguments[i]);
			if (item) this[length++] = item;
		}
		return (this.length = length);
	} .protect(),

	concat: function () {
		var newElements = new Elements(this);
		for (var i = 0, l = arguments.length; i < l; i++) {
			var item = arguments[i];
			if (Type.isEnumerable(item)) newElements.append(item);
			else newElements.push(item);
		}
		return newElements;
	} .protect(),

	append: function (collection) {
		for (var i = 0, l = collection.length; i < l; i++) this.push(collection[i]);
		return this;
	} .protect(),

	empty: function () {
		while (this.length) delete this[--this.length];
		return this;
	} .protect()

});

(function () {

	// FF, IE
	var splice = Array.prototype.splice, object = { '0': 0, '1': 1, length: 2 };

	splice.call(object, 1, 1);
	if (object[1] == 1) Elements.implement('splice', function () {
		var length = this.length;
		splice.apply(this, arguments);
		while (length >= this.length) delete this[length--];
		return this;
	} .protect());

	Elements.implement(Array.prototype);

	Array.mirror(Elements);

	/*<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);
		}

	});

})();

Document.implement({

	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 = Slick.find(doc, '#' + id.replace(/(\W)/g, '\\$1'));
				return (id) ? types.element(id, nocash) : null;
			},

			element: function (el, nocash) {
				$uid(el);
				if (!nocash && !el.$family && !(/^object|embed$/i).test(el.tagName)) {
					Object.append(el, Element.Prototype);
				}
				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 = function (zero) {
			return zero;
		};

		return function (el, nocash, doc) {
			if (el && el.$family && el.uid) return el;
			var type = typeOf(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({

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

	getWindow: function () {
		return this;
	}

});

[Document, Element].invoke('implement', {

	getElements: function (expression) {
		return Slick.search(this, expression, new Elements);
	},

	getElement: function (expression) {
		return document.id(Slick.find(this, expression));
	}

});



if (window.$$ == null) Window.implement('$$', function (selector) {
	if (arguments.length == 1) {
		if (typeof selector == 'string') return Slick.search(this.document, selector, new Elements);
		else if (Type.isEnumerable(selector)) return new Elements(selector);
	}
	return new Elements(arguments);
});

(function () {

	var collected = {}, storage = {};
	var props = { input: 'checked', option: 'selected', textarea: 'value' };

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

	var clean = function (item) {
		if (item.removeEvents) item.removeEvents();
		if (item.clearAttributes) item.clearAttributes();
		var uid = item.uid;
		if (uid != null) {
			delete collected[uid];
			delete storage[uid];
		}
		return item;
	};

	var camels = ['defaultValue', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan', 'frameBorder', 'maxLength', 'readOnly',
	'rowSpan', 'tabIndex', 'useMap'
];
	var bools = ['compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked', 'disabled', 'readOnly', 'multiple', 'selected',
	'noresize', 'defer'
];
	var attributes = {
		'html': 'innerHTML',
		'class': 'className',
		'for': 'htmlFor',
		'text': (function () {
			var temp = document.createElement('div');
			return (temp.innerText == null) ? 'textContent' : 'innerText';
		})()
	};
	var readOnly = ['type'];
	var expandos = ['value', 'defaultValue'];
	var uriAttrs = /^(?:href|src|usemap)$/i;

	bools = bools.associate(bools);
	camels = camels.associate(camels.map(String.toLowerCase));
	readOnly = readOnly.associate(readOnly);

	Object.append(attributes, expandos.associate(expandos));

	var inserters = {

		before: function (context, element) {
			var parent = element.parentNode;
			if (parent) parent.insertBefore(context, element);
		},

		after: function (context, element) {
			var parent = element.parentNode;
			if (parent) parent.insertBefore(context, element.nextSibling);
		},

		bottom: function (context, element) {
			element.appendChild(context);
		},

		top: function (context, element) {
			element.insertBefore(context, element.firstChild);
		}

	};

	inserters.inside = inserters.bottom;



	var injectCombinator = function (expression, combinator) {
		if (!expression) return combinator;

		expression = Slick.parse(expression);

		var expressions = expression.expressions;
		for (var i = expressions.length; i--; )
			expressions[i][0].combinator = combinator;

		return expression;
	};

	Element.implement({

		set: function (prop, value) {
			var property = Element.Properties[prop];
			(property && property.set) ? property.set.call(this, value) : this.setProperty(prop, value);
		} .overloadSetter(),

		get: function (prop) {
			var property = Element.Properties[prop];
			return (property && property.get) ? property.get.apply(this) : this.getProperty(prop);
		} .overloadGetter(),

		erase: function (prop) {
			var property = Element.Properties[prop];
			(property && property.erase) ? property.erase.apply(this) : this.removeProperty(prop);
			return this;
		},

		setProperty: function (attribute, value) {
			attribute = camels[attribute] || attribute;
			if (value == null) return this.removeProperty(attribute);
			var key = attributes[attribute];
			(key) ? this[key] = value :
			(bools[attribute]) ? this[attribute] = !!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) {
			attribute = camels[attribute] || attribute;
			var key = attributes[attribute] || readOnly[attribute];
			return (key) ? this[key] :
			(bools[attribute]) ? !!this[attribute] :
			(uriAttrs.test(attribute) ? this.getAttribute(attribute, 2) :
			(key = this.getAttributeNode(attribute)) ? key.nodeValue : null) || null;
		},

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

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

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

		hasClass: function (className) {
			return this.className.clean().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, force) {
			if (force == null) force = !this.hasClass(className);
			return (force) ? this.addClass(className) : this.removeClass(className);
		},

		adopt: function () {
			var parent = this, fragment, elements = Array.flatten(arguments), length = elements.length;
			if (length > 1) parent = fragment = document.createDocumentFragment();

			for (var i = 0; i < length; i++) {
				var element = document.id(elements[i], true);
				if (element) parent.appendChild(element);
			}

			if (fragment) this.appendChild(fragment);

			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 (expression) {
			return document.id(Slick.find(this, injectCombinator(expression, '!~')));
		},

		getAllPrevious: function (expression) {
			return Slick.search(this, injectCombinator(expression, '!~'), new Elements);
		},

		getNext: function (expression) {
			return document.id(Slick.find(this, injectCombinator(expression, '~')));
		},

		getAllNext: function (expression) {
			return Slick.search(this, injectCombinator(expression, '~'), new Elements);
		},

		getFirst: function (expression) {
			return document.id(Slick.search(this, injectCombinator(expression, '>'))[0]);
		},

		getLast: function (expression) {
			return document.id(Slick.search(this, injectCombinator(expression, '>')).getLast());
		},

		getParent: function (expression) {
			return document.id(Slick.find(this, injectCombinator(expression, '!')));
		},

		getParents: function (expression) {
			return Slick.search(this, injectCombinator(expression, '!'), new Elements);
		},

		getSiblings: function (expression) {
			return Slick.search(this, injectCombinator(expression, '~~'), new Elements);
		},

		getChildren: function (expression) {
			return Slick.search(this, injectCombinator(expression, '>'), new Elements);
		},

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

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

		getElementById: function (id) {
			return document.id(Slick.find(this, '#' + ('' + id).replace(/(\W)/g, '\\$1')));
		},

		getSelected: function () {
			this.selectedIndex; // Safari 3.2.1
			return new Elements(Array.from(this.options).filter(function (option) {
				return option.selected;
			}));
		},

		toQueryString: function () {
			var queryString = [];
			this.getElements('input, select, textarea').each(function (el) {
				var type = el.type;
				if (!el.name || el.disabled || type == 'submit' || type == 'reset' || type == 'file' || type == 'image') return;

				var value = (el.get('tag') == 'select') ? el.getSelected().map(function (opt) {
					// IE
					return document.id(opt).get('value');
				}) : ((type == 'radio' || type == 'checkbox') && !el.checked) ? null : el.get('value');

				Array.from(value).each(function (val) {
					if (typeof val != 'undefined') queryString.push(encodeURIComponent(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.ie) {
					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];
			};

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

			clean(clone, this);
			if (Browser.ie) {
				var ts = this.getElementsByTagName('object'),
				cs = clone.getElementsByTagName('object'),
				tl = ts.length, cl = cs.length;
				for (i = 0; i < tl && i < cl; i++)
					cs[i].outerHTML = ts[i].outerHTML;
			}
			return document.id(clone);
		},

		destroy: function () {
			var children = clean(this).getElementsByTagName('*');
			Array.each(children, clean);
			Element.dispose(this);
			return null;
		},

		empty: function () {
			Array.from(this.childNodes).each(Element.dispose);
			return this;
		},

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

		match: function (expression) {
			return !expression || Slick.match(this, expression);
		}

	});

	var contains = { contains: function (element) {
		return Slick.contains(this, element);
	} 
	};

	if (!document.contains) Document.implement(contains);
	if (!document.createElement('div').contains) Element.implement(contains);



	[Element, Window, Document].invoke('implement', {

		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 != null && prop == null) prop = storage[property] = dflt;
			return prop != null ? prop : null;
		},

		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;
		}

	});

	// IE purge
	if (window.attachEvent && !window.addEventListener) window.addListener('unload', function () {
		Object.each(collected, clean);
		if (window.CollectGarbage) CollectGarbage();
	});

})();

Element.Properties = {};



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();
	}

};

(function (maxLength) {
	if (maxLength != null) Element.Properties.maxlength = Element.Properties.maxLength = {
		get: function () {
			var maxlength = this.getAttribute('maxLength');
			return maxlength == maxLength ? null : maxlength;
		}
	};
})(document.createElement('input').getAttribute('maxLength'));

Element.Properties.html = (function () {

	var tableTest = Function.attempt(function () {
		var table = document.createElement('table');
		table.innerHTML = '<tr><td></td></tr>';
	});

	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 = (!tableTest && 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;
})();


/*
---

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

...
*/

(function () {

	var html = document.html;

	Element.Properties.styles = { set: function (styles) {
		this.setStyles(styles);
	} 
	};

	var hasOpacity = (html.style.opacity != null);
	var reAlpha = /alpha\(opacity=([\d.]+)\)/i;

	var setOpacity = function (element, opacity) {
		if (!element.currentStyle || !element.currentStyle.hasLayout) element.style.zoom = 1;
		if (hasOpacity) {
			element.style.opacity = opacity;
		} else {
			opacity = (opacity == 1) ? '' : 'alpha(opacity=' + opacity * 100 + ')';
			var filter = element.style.filter || element.getComputedStyle('filter') || '';
			element.style.filter = filter.test(reAlpha) ? filter.replace(reAlpha, opacity) : filter + opacity;
		}
	};

	Element.Properties.opacity = {

		set: function (opacity) {
			var visibility = this.style.visibility;
			if (opacity == 0 && visibility != 'hidden') this.style.visibility = 'hidden';
			else if (opacity != 0 && visibility != 'visible') this.style.visibility = 'visible';

			setOpacity(this, opacity);
		},

		get: (hasOpacity) ? function () {
			var opacity = this.style.opacity || this.getComputedStyle('opacity');
			return (opacity == '') ? 1 : opacity;
		} : function () {
			var opacity, filter = (this.style.filter || this.getComputedStyle('filter'));
			if (filter) opacity = filter.match(reAlpha);
			return (opacity == null || filter == null) ? 1 : (opacity[1] / 100);
		}

	};

	var floatName = (html.style.cssFloat == null) ? 'styleFloat' : 'cssFloat';

	Element.implement({

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

		setOpacity: function (value) {
			setOpacity(this, value);
			return this;
		},

		getOpacity: function () {
			return this.get('opacity');
		},

		setStyle: function (property, value) {
			switch (property) {
				case 'opacity': return this.set('opacity', parseFloat(value));
				case 'float': property = floatName;
			}
			property = property.camelCase();
			if (typeOf(value) != 'string') {
				var map = (Element.Styles[property] || '@').split(' ');
				value = Array.from(value).map(function (val, i) {
					if (!map[i]) return '';
					return (typeOf(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 = floatName;
			}
			property = property.camelCase();
			var result = this.style[property];
			if (!result || property == 'zIndex') {
				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.opera || (Browser.ie && isNaN(parseFloat(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.opera && String(result).indexOf('px') != -1) 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 = {
		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.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

...
*/

(function () {

	Element.Properties.events = { set: function (events) {
		this.addEvents(events);
	} 
	};

	[Element, Window, Document].invoke('implement', {

		addEvent: function (type, fn) {
			var events = this.retrieve('events', {});
			if (!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[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 list = events[type];
			var index = list.keys.indexOf(fn);
			if (index == -1) return this;
			var value = list.values[index];
			delete list.keys[index];
			delete list.values[index];
			var custom = Element.Events[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 (typeOf(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]) {
				attached[events].keys.each(function (fn) {
					this.removeEvent(events, fn);
				}, this);
				delete attached[events];
			}
			return this;
		},

		fireEvent: function (type, args, delay) {
			var events = this.retrieve('events');
			if (!events || !events[type]) return this;
			args = Array.from(args);

			events[type].keys.each(function (fn) {
				if (delay) fn.delay(delay, this, args);
				else fn.apply(this, args);
			}, this);
			return this;
		},

		cloneEvents: function (from, type) {
			from = document.id(from);
			var events = from.retrieve('events');
			if (!events) return this;
			if (!type) {
				for (var eventType in events) this.cloneEvents(from, eventType);
			} else if (events[type]) {
				events[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
		orientationchange: 2, // mobile
		touchstart: 2, touchmove: 2, touchend: 2, touchcancel: 2, // touch
		gesturestart: 2, gesturechange: 2, gestureend: 2, // gesture
		focus: 2, blur: 2, change: 2, reset: 2, select: 2, submit: 2, //form elements
		load: 2, unload: 1, beforeunload: 2, resize: 1, move: 1, DOMContentLoaded: 1, readystatechange: 1, //window
		error: 1, abort: 1, scroll: 1 //misc
	};

	var check = function (event) {
		var related = event.relatedTarget;
		if (related == null) return true;
		if (!related) return false;
		return (related != this && related.prefix != 'xul' && typeOf(this) != 'document' && !this.contains(related));
	};

	Element.Events = {

		mouseenter: {
			base: 'mouseover',
			condition: check
		},

		mouseleave: {
			base: 'mouseout',
			condition: check
		},

		mousewheel: {
			base: (Browser.firefox) ? 'DOMMouseScroll' : 'mousewheel'
		}

	};



})();


/*
---

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, Element.Style]

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.parentNode, 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.ie) return element.offsetParent;
			while ((element = element.parentNode)) {
				if (styleString(element, 'position') != 'static' || isBody(element)) return element;
			}
			return null;
		},

		getOffsets: function () {
			if (this.getBoundingClientRect && !Browser.Platform.ios) {
				var bound = this.getBoundingClientRect(),
				html = document.id(this.getDocument().documentElement),
				htmlScroll = html.getScroll(),
				elemScrolls = this.getScrolls(),
				isFixed = (styleString(this, 'position') == 'fixed');

				return {
					x: bound.left.toInt() + elemScrolls.x + ((isFixed) ? 0 : htmlScroll.x) - html.clientLeft,
					y: bound.top.toInt() + elemScrolls.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.firefox) {
					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.safari) {
					position.x += leftBorder(element);
					position.y += topBorder(element);
				}

				element = element.offsetParent;
			}
			if (Browser.firefox && !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
			};

			if (relative && (relative = document.id(relative))) {
				var relativePosition = relative.getPosition();
				return { x: position.x - relativePosition.x - leftBorder(relative), y: position.y - relativePosition.y - topBorder(relative) };
			}
			return position;
		},

		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));
		}

	});


	[Document, Window].invoke('implement', {

		getSize: function () {
			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(),
			body = this.getDocument().body;

			return { x: Math.max(doc.scrollWidth, body.scrollWidth, min.x), y: Math.max(doc.scrollHeight, body.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({ position: 'setPosition' }); //compatability

[Window, Document, Element].invoke('implement', {

	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: 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

...
*/

(function () {

	var Fx = this.Fx = new Class({

		Implements: [Chain, Events, Options],

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

		initialize: function (options) {
			this.subject = this.subject || this;
			this.setOptions(options);
		},

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

		step: function () {
			var time = Date.now();
			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.pass(arguments, this)); return false;
			}
			return false;
		},

		start: function (from, to) {
			if (!this.check(from, to)) return this;
			var duration = this.options.duration;
			this.options.duration = Fx.Durations[duration] || duration.toInt();
			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 = Date.now() - this.time;
			this.timer = removeInstance(this);
			return true;
		},

		startTimer: function () {
			if (this.timer) return false;
			this.time = Date.now() - this.time;
			this.timer = addInstance(this);
			return true;
		}

	});

	Fx.compute = function (from, to, delta) {
		return (to - from) * delta + from;
	};

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

	// global timers

	var instances = {}, timers = {};

	var loop = function () {
		for (var i = this.length; i--; ) {
			if (this[i]) this[i].step();
		}
	};

	var addInstance = function (instance) {
		var fps = instance.options.fps,
		list = instances[fps] || (instances[fps] = []);
		list.push(instance);
		if (!timers[fps]) timers[fps] = loop.periodical(Math.round(1000 / fps), list);
		return true;
	};

	var removeInstance = function (instance) {
		var fps = instance.options.fps,
		list = instances[fps] || [];
		list.erase(instance);
		if (!list.length && timers[fps]) timers[fps] = clearInterval(timers[fps]);
		return false;
	};

})();


/*
---

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 = Array.from(values);
		if (values[1] == null) {
			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 = Function.from(value)();
		value = (typeof value == 'string') ? value.split(' ') : Array.from(value);
		return value.map(function (val) {
			val = String(val);
			var found = false;
			Object.each(Fx.CSS.Parsers, function (parser, key) {
				if (found) return;
				var parsed = parser.parse(val);
				if (parsed || parsed === 0) 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 = Function.from('fx:css:value');
		return computed;
	},

	//serves the value as settable

	serve: function (value, unit) {
		if (typeOf(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 = {

	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: Function.from(false),
		compute: function (zero, one) {
			return one;
		},
		serve: function (zero) {
			return zero;
		}
	}

};




/*
---

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) {
		this.get('tween').cancel().setOptions(options);
		return this;
	},

	get: function () {
		var tween = this.retrieve('tween');
		if (!tween) {
			tween = new Fx.Tween(this, { link: 'cancel' });
			this.store('tween', tween);
		}
		return 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 = [how, 'toggle'].pick();
		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) {
		this.get('morph').cancel().setOptions(options);
		return this;
	},

	get: function () {
		var morph = this.retrieve('morph');
		if (!morph) {
			morph = new Fx.Morph(this, { link: 'cancel' });
			this.store('morph', morph);
		}
		return morph;
	}

};

Element.implement({

	morph: function (props) {
		this.get('morph').start(props);
		return this;
	}

});


/*
---

name: Fx.Transitions

description: 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.

requires: Fx

provides: Fx.Transitions

...
*/

Fx.implement({

	getTransition: function () {
		var trans = this.options.transition || Fx.Transitions.Sine.easeInOut;
		if (typeof trans == 'string') {
			var data = trans.split(':');
			trans = Fx.Transitions;
			trans = trans[data[0]] || trans[data[0].capitalize()];
			if (data[1]) trans = trans['ease' + data[1].capitalize() + (data[2] ? data[2].capitalize() : '')];
		}
		return trans;
	}

});

Fx.Transition = function (transition, params) {
	params = Array.from(params);
	return Object.append(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 = {

	linear: function (zero) {
		return zero;
	}

};



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 && 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 && 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 = b * b - Math.pow((11 - 6 * a - 11 * p) / 4, 2);
				break;
			}
		}
		return value;
	},

	Elastic: function (p, x) {
		return Math.pow(2, 10 * --p) * Math.cos(20 * p * Math.PI * (x && 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]);
	});
});


/*
---

name: Request

description: Powerful all purpose Request Class. Uses XMLHTTPRequest.

license: MIT-style license.

requires: [Object, Element, Chain, Events, Options, Browser]

provides: Request

...
*/

(function () {

	var progressSupport = ('onprogress' in new Browser.Request);

	var Request = this.Request = new Class({

		Implements: [Chain, Events, Options],

		options: {/*
		onRequest: function(){},
		onLoadstart: function(event, xhr){},
		onProgress: function(event, xhr){},
		onComplete: function(){},
		onCancel: function(){},
		onSuccess: function(responseText, responseXML){},
		onFailure: function(xhr){},
		onException: function(headerName, value){},
		onTimeout: function(){},
		user: '',
		password: '',*/
			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,
			timeout: 0,
			noCache: false
		},

		initialize: function (options) {
			this.xhr = new Browser.Request();
			this.setOptions(options);
			this.headers = this.options.headers;
		},

		onStateChange: function () {
			var xhr = this.xhr;
			if (xhr.readyState != 4 || !this.running) return;
			this.running = false;
			this.status = 0;
			Function.attempt(function () {
				var status = xhr.status;
				this.status = (status == 1223) ? 204 : status;
			} .bind(this));
			xhr.onreadystatechange = function () { };
			clearTimeout(this.timer);

			this.response = { text: this.xhr.responseText || '', xml: this.xhr.responseXML };
			if (this.options.isSuccess.call(this, this.status))
				this.success(this.response.text, this.response.xml);
			else
				this.failure();
		},

		isSuccess: function () {
			var status = this.status;
			return (status >= 200 && status < 300);
		},

		isRunning: function () {
			return !!this.running;
		},

		processScripts: function (text) {
			if (this.options.evalResponse || (/(ecma|java)script/).test(this.getHeader('Content-type'))) return Browser.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);
		},

		loadstart: function (event) {
			this.fireEvent('loadstart', [event, this.xhr]);
		},

		progress: function (event) {
			this.fireEvent('progress', [event, this.xhr]);
		},

		timeout: function () {
			this.fireEvent('timeout', this.xhr);
		},

		setHeader: function (name, value) {
			this.headers[name] = value;
			return this;
		},

		getHeader: function (name) {
			return Function.attempt(function () {
				return this.xhr.getResponseHeader(name);
			} .bind(this));
		},

		check: function () {
			if (!this.running) return true;
			switch (this.options.link) {
				case 'cancel': this.cancel(); return true;
				case 'chain': this.chain(this.caller.pass(arguments, this)); return false;
			}
			return false;
		},

		send: function (options) {
			if (!this.check(options)) return this;

			this.options.isSuccess = this.options.isSuccess || this.isSuccess;
			this.running = true;

			var type = typeOf(options);
			if (type == 'string' || type == 'element') options = { data: options };

			var old = this.options;
			options = Object.append({ data: old.data, url: old.url, method: old.method }, options);
			var data = options.data, url = String(options.url), method = options.method.toLowerCase();

			switch (typeOf(data)) {
				case 'element': data = document.id(data).toQueryString(); break;
				case 'object': case 'hash': data = Object.toQueryString(data);
			}

			if (this.options.format) {
				var format = 'format=' + this.options.format;
				data = (data) ? format + '&' + data : format;
			}

			if (this.options.emulation && !['get', 'post'].contains(method)) {
				var _method = '_method=' + method;
				data = (data) ? _method + '&' + data : _method;
				method = 'post';
			}

			if (this.options.urlEncoded && ['post', 'put'].contains(method)) {
				var encoding = (this.options.encoding) ? '; charset=' + this.options.encoding : '';
				this.headers['Content-type'] = 'application/x-www-form-urlencoded' + encoding;
			}

			if (!url) url = document.location.pathname;

			var trimPosition = url.lastIndexOf('/');
			if (trimPosition > -1 && (trimPosition = url.indexOf('#')) > -1) url = url.substr(0, trimPosition);

			if (this.options.noCache)
				url += (url.contains('?') ? '&' : '?') + String.uniqueID();

			if (data && method == 'get') {
				url += (url.contains('?') ? '&' : '?') + data;
				data = null;
			}

			var xhr = this.xhr;
			if (progressSupport) {
				xhr.onloadstart = this.loadstart.bind(this);
				xhr.onprogress = this.progress.bind(this);
			}

			xhr.open(method.toUpperCase(), url, this.options.async, this.options.user, this.options.password);
			if (this.options.user && 'withCredentials' in xhr) xhr.withCredentials = true;

			xhr.onreadystatechange = this.onStateChange.bind(this);

			Object.each(this.headers, function (value, key) {
				try {
					xhr.setRequestHeader(key, value);
				} catch (e) {
					this.fireEvent('exception', [key, value]);
				}
			}, this);

			this.fireEvent('request');
			xhr.send(data);
			if (!this.options.async) this.onStateChange();
			if (this.options.timeout) this.timer = this.timeout.delay(this.options.timeout, this);
			return this;
		},

		cancel: function () {
			if (!this.running) return this;
			this.running = false;
			var xhr = this.xhr;
			xhr.abort();
			clearTimeout(this.timer);
			xhr.onreadystatechange = xhr.onprogress = xhr.onloadstart = function () { };
			this.xhr = new Browser.Request();
			this.fireEvent('cancel');
			return this;
		}

	});

	var methods = {};
	['get', 'post', 'put', 'delete', 'GET', 'POST', 'PUT', 'DELETE'].each(function (method) {
		methods[method] = function (data) {
			return this.send({
				data: data,
				method: method
			});
		};
	});

	Request.implement(methods);

	Element.Properties.send = {

		set: function (options) {
			var send = this.get('send').cancel();
			send.setOptions(options);
			return this;
		},

		get: function () {
			var send = this.retrieve('send');
			if (!send) {
				send = new Request({
					data: this, link: 'cancel', method: this.get('method') || 'post', url: this.get('action')
				});
				this.store('send', send);
			}
			return send;
		}

	};

	Element.implement({

		send: function (url) {
			var sender = this.get('send');
			sender.send({ data: this, url: url || sender.options.url });
			return this;
		}

	});

})();

/*
---

name: Request.HTML

description: Extends the basic Request Class with additional methods for interacting with HTML responses.

license: MIT-style license.

requires: [Element, Request]

provides: Request.HTML

...
*/

Request.HTML = new Class({

	Extends: Request,

	options: {
		update: false,
		append: false,
		evalScripts: true,
		filter: false,
		headers: {
			Accept: 'text/html, application/xml, text/xml, */*'
		}
	},

	success: function (text) {
		var options = this.options, response = this.response;

		response.html = text.stripScripts(function (script) {
			response.javascript = script;
		});

		var match = response.html.match(/<body[^>]*>([\s\S]*?)<\/body>/i);
		if (match) response.html = match[1];
		var temp = new Element('div').set('html', response.html);

		response.tree = temp.childNodes;
		response.elements = temp.getElements('*');

		if (options.filter) response.tree = response.elements.filter(options.filter);
		if (options.update) document.id(options.update).empty().set('html', response.html);
		else if (options.append) document.id(options.append).adopt(temp.getChildren());
		if (options.evalScripts) Browser.exec(response.javascript);

		this.onSuccess(response.tree, response.elements, response.html, response.javascript);
	}

});

Element.Properties.load = {

	set: function (options) {
		var load = this.get('load').cancel();
		load.setOptions(options);
		return this;
	},

	get: function () {
		var load = this.retrieve('load');
		if (!load) {
			load = new Request.HTML({ data: this, link: 'cancel', update: this, method: 'get' });
			this.store('load', load);
		}
		return load;
	}

};

Element.implement({

	load: function () {
		this.get('load').send(Array.link(arguments, { data: Type.isObject, url: Type.isString }));
		return this;
	}

});


/*
---

name: JSON

description: JSON encoder and decoder.

license: MIT-style license.

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

requires: [Array, String, Number, Function]

provides: JSON

...
*/

if (!this.JSON) this.JSON = {};



Object.append(JSON, {

	$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);
	},

	encode: function (obj) {
		switch (typeOf(obj)) {
			case 'string':
				return '"' + obj.replace(/[\x00-\x1f\\"]/g, JSON.$replaceChars) + '"';
			case 'array':
				return '[' + String(obj.map(JSON.encode).clean()) + ']';
			case 'object': case 'hash':
				var string = [];
				Object.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 'null': return 'null';
		}
		return null;
	},

	decode: function (string, secure) {
		if (typeOf(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 + ')');
	}

});


/*
---

name: Request.JSON

description: Extends the basic Request Class with additional methods for sending and receiving JSON data.

license: MIT-style license.

requires: [Request, JSON]

provides: Request.JSON

...
*/

Request.JSON = new Class({

	Extends: Request,

	options: {
		secure: true
	},

	initialize: function (options) {
		this.parent(options);
		Object.append(this.headers, {
			'Accept': 'application/json',
			'X-Request': 'JSON'
		});
	},

	success: function (text) {
		var secure = this.options.secure;
		var json = this.response.json = Function.attempt(function () {
			return JSON.decode(text, secure);
		});

		if (json == null) this.onFailure();
		else this.onSuccess(json, text);
	}

});


/*
---

name: Cookie

description: Class for creating, reading, and deleting browser Cookies.

license: MIT-style license.

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

requires: Options

provides: Cookie

...
*/

var Cookie = new Class({

	Implements: Options,

	options: {
		path: '/',
		domain: false,
		duration: false,
		secure: false,
		document: document,
		encode: true
	},

	initialize: function (key, options) {
		this.key = key;
		this.setOptions(options);
	},

	write: function (value) {
		if (this.options.encode) 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, Object.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();
};


/*
---

name: DOMReady

description: Contains the custom event domready.

license: MIT-style license.

requires: [Browser, Element, Element.Event]

provides: [DOMReady, DomReady]

...
*/

(function (window, document) {

	var ready,
	loaded,
	checks = [],
	shouldPoll,
	timer,
	isFramed = true;

	// Thanks to Rich Dougherty <http://www.richdougherty.com/>
	try {
		isFramed = window.frameElement != null;
	} catch (e) { }

	var domready = function () {
		clearTimeout(timer);
		if (ready) return;
		Browser.loaded = ready = true;
		document.removeListener('DOMContentLoaded', domready).removeListener('readystatechange', check);

		document.fireEvent('domready');
		window.fireEvent('domready');
	};

	var check = function () {
		for (var i = checks.length; i--; ) if (checks[i]()) {
			domready();
			return true;
		}

		return false;
	};

	var poll = function () {
		clearTimeout(timer);
		if (!check()) timer = setTimeout(poll, 10);
	};

	document.addListener('DOMContentLoaded', domready);

	// doScroll technique by Diego Perini http://javascript.nwbox.com/IEContentLoaded/
	var testElement = document.createElement('div');
	if (testElement.doScroll && !isFramed) {
		checks.push(function () {
			try {
				testElement.doScroll();
				return true;
			} catch (e) { }

			return false;
		});
		shouldPoll = true;
	}

	if (document.readyState) checks.push(function () {
		var state = document.readyState;
		return (state == 'loaded' || state == 'complete');
	});

	if ('onreadystatechange' in document) document.addListener('readystatechange', check);
	else shouldPoll = true;

	if (shouldPoll) poll();

	Element.Events.domready = {
		onAdd: function (fn) {
			if (ready) fn.call(this);
		}
	};

	// Make sure that domready fires before load
	Element.Events.load = {
		base: 'load',
		onAdd: function (fn) {
			if (loaded && this == window) fn.call(this);
		},
		condition: function () {
			if (this == window) {
				domready();
				delete Element.Events.load;
			}

			return true;
		}
	};

	// This is based on the custom load event
	window.addEvent('load', function () {
		loaded = true;
	});

})(window, document);


/*
---

name: Swiff

description: Wrapper for embedding SWF movies. Supports External Interface Communication.

license: MIT-style license.

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

requires: [Options, Object]

provides: Swiff

...
*/

(function () {

	var id = 0;

	var Swiff = this.Swiff = new Class({

		Implements: Options,

		options: {
			id: null,
			height: 1,
			width: 1,
			container: null,
			properties: {},
			params: {
				quality: 'high',
				allowScriptAccess: 'always',
				wMode: 'window',
				swLiveConnect: true
			},
			callBacks: {},
			vars: {}
		},

		toElement: function () {
			return this.object;
		},

		initialize: function (path, options) {
			this.instance = 'Swiff_' + id++;

			this.setOptions(options);
			options = this.options;
			var id = this.id = options.id || this.instance;
			var container = document.id(options.container);

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

			var params = options.params, vars = options.vars, callBacks = options.callBacks;
			var properties = Object.append({ 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 = Object.toQueryString(vars);
			if (Browser.ie) {
				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 = document.id(element, true);
			element.parentNode.replaceChild(this.toElement(), element);
			return this;
		},

		inject: function (element) {
			document.id(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);
	};

})();