/*
---
MooTools: the javascript framework

web build:
 - http://mootools.net/core/76bf47062d6c1983d66ce47ad66aa0e0

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.Delegation 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: '1.4.3',
	build: 'bc7009653bfa5156129540228449e2901649b026'
};

// typeOf, instanceOf

var typeOf = this.typeOf = function(item){
	if (item == null) return 'null';
	if (item.$family != null) return item.$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();
			//<1.2compat>
			object.type = typeCheck;
			//</1.2compat>
		}
	}

	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;

	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));
	});
};

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

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', 'trim', '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

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

//<1.2compat>

var Hash = this.Hash = new Type('Hash', function(object){
	if (typeOf(object) == 'hash') object = Object.clone(object.getClean());
	for (var key in object) this[key] = object[key];
	return this;
});

Hash.implement({

	forEach: function(fn, bind){
		Object.forEach(this, fn, bind);
	},

	getClean: function(){
		var clean = {};
		for (var key in this){
			if (this.hasOwnProperty(key)) clean[key] = this[key];
		}
		return clean;
	},

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

});

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

Object.type = Type.isObject;

var Native = this.Native = function(properties){
	return new Type(properties.name, properties.initialize);
};

Native.type = Type.type;

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

var arrayType = Array.type;
Array.type = function(item){
	return instanceOf(item, Array) || arrayType(item);
};

this.$A = function(item){
	return Array.from(item).slice();
};

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

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

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

this.$defined = function(obj){
	return (obj != null);
};

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

this.$empty = function(){};

this.$extend = function(original, extended){
	return Object.append(original, extended);
};

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

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

this.$lambda = Function.from;
this.$mixin = Object.merge;
this.$random = Number.random;
this.$splat = Array.from;
this.$time = Date.now;

this.$type = function(object){
	var type = typeOf(object);
	if (type == 'elements') return 'array';
	return (type == 'null') ? false : type;
};

this.$unlink = function(object){
	switch (typeOf(object)){
		case 'object': return Object.clone(object);
		case 'array': return Array.clone(object);
		case 'hash': return new Hash(object);
		default: return object;
	}
};

//</1.2compat>

})();


/*
---

name: Array

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

license: MIT-style license.

requires: Type

provides: Array

...
*/

Array.implement({

	/*<!ES5>*/
	every: function(fn, bind){
		for (var i = 0, l = this.length >>> 0; 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 value, i = 0, l = this.length >>> 0; i < l; i++) if (i in this){
			value = this[i];
			if (fn.call(bind, value, i, this)) results.push(value);
		}
		return results;
	},

	indexOf: function(item, from){
		var length = this.length >>> 0;
		for (var i = (from < 0) ? Math.max(0, length + from) : from || 0; i < length; i++){
			if (this[i] === item) return i;
		}
		return -1;
	},

	map: function(fn, bind){
		var length = this.length >>> 0, results = Array(length);
		for (var i = 0; i < length; 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 >>> 0; i < l; i++){
			if ((i in this) && fn.call(bind, this[i], i, this)) return true;
		}
		return false;
	},
	/*</!ES5>*/

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

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

	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('');
	}

});

//<1.2compat>

Array.alias('extend', 'append');

var $pick = function(){
	return Array.from(arguments).pick();
};

//</1.2compat>


/*
---

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 : String(this).indexOf(string) > -1;
	},

	trim: function(){
		return String(this).replace(/^\s+|\s+$/g, '');
	},

	clean: function(){
		return String(this).replace(/\s+/g, ' ').trim();
	},

	camelCase: function(){
		return String(this).replace(/-\D/g, function(match){
			return match.charAt(1).toUpperCase();
		});
	},

	hyphenate: function(){
		return String(this).replace(/[A-Z]/g, function(match){
			return ('-' + match.charAt(0).toLowerCase());
		});
	},

	capitalize: function(){
		return String(this).replace(/\b[a-z]/g, function(match){
			return match.toUpperCase();
		});
	},

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

	toInt: function(base){
		return parseInt(this, base || 10);
	},

	toFloat: function(){
		return parseFloat(this);
	},

	hexToRgb: function(array){
		var hex = String(this).match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);
		return (hex) ? hex.slice(1).hexToRgb(array) : null;
	},

	rgbToHex: function(array){
		var rgb = String(this).match(/\d{1,3}/g);
		return (rgb) ? rgb.rgbToHex(array) : null;
	},

	substitute: function(object, regexp){
		return String(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;
	},

	/*<!ES5-bind>*/
	bind: function(that){
		var self = this,
			args = arguments.length > 1 ? Array.slice(arguments, 1) : null,
			F = function(){};

		var bound = function(){
			var context = that, length = arguments.length;
			if (this instanceof bound){
				F.prototype = self.prototype;
				context = new F;
			}
			var result = (!args && !length)
				? self.call(context)
				: self.apply(context, args && length ? args.concat(Array.slice(arguments)) : args || arguments);
			return context == that ? result : context;
		};
		return bound;
	},
	/*</!ES5-bind>*/

	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 == null ? [] : args), bind), delay);
	},

	periodical: function(periodical, bind, args){
		return setInterval(this.pass((args == null ? [] : args), bind), periodical);
	}

});

//<1.2compat>

delete Function.prototype.bind;

Function.implement({

	create: function(options){
		var self = this;
		options = options || {};
		return function(event){
			var args = options.arguments;
			args = (args != null) ? Array.from(args) : Array.slice(arguments, (options.event) ? 1 : 0);
			if (options.event) args = [event || window.event].extend(args);
			var returns = function(){
				return self.apply(options.bind || null, args);
			};
			if (options.delay) return setTimeout(returns, options.delay);
			if (options.periodical) return setInterval(returns, options.periodical);
			if (options.attempt) return Function.attempt(returns);
			return returns();
		};
	},

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

	bindWithEvent: function(bind, args){
		var self = this;
		if (args != null) args = Array.from(args);
		return function(event){
			return self.apply(bind, (args == null) ? arguments : [event].concat(args));
		};
	},

	run: function(args, bind){
		return this.apply(bind, Array.from(args));
	}

});

if (Object.create == Function.prototype.create) Object.create = null;

var $try = Function.attempt;

//</1.2compat>


/*
---

name: Object

description: Object generic methods

license: MIT-style license.

requires: Type

provides: [Object, Hash]

...
*/

(function(){

var hasOwnProperty = Object.prototype.hasOwnProperty;

Object.extend({

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

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

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

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

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

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

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

});

})();

//<1.2compat>

Hash.implement({

	has: Object.prototype.hasOwnProperty,

	keyOf: function(value){
		return Object.keyOf(this, value);
	},

	hasValue: function(value){
		return Object.contains(this, value);
	},

	extend: function(properties){
		Hash.each(properties || {}, function(value, key){
			Hash.set(this, key, value);
		}, this);
		return this;
	},

	combine: function(properties){
		Hash.each(properties || {}, function(value, key){
			Hash.include(this, key, value);
		}, this);
		return this;
	},

	erase: function(key){
		if (this.hasOwnProperty(key)) delete this[key];
		return this;
	},

	get: function(key){
		return (this.hasOwnProperty(key)) ? this[key] : null;
	},

	set: function(key, value){
		if (!this[key] || this.hasOwnProperty(key)) this[key] = value;
		return this;
	},

	empty: function(){
		Hash.each(this, function(value, key){
			delete this[key];
		}, this);
		return this;
	},

	include: function(key, value){
		if (this[key] == null) this[key] = value;
		return this;
	},

	map: function(fn, bind){
		return new Hash(Object.map(this, fn, bind));
	},

	filter: function(fn, bind){
		return new Hash(Object.filter(this, fn, bind));
	},

	every: function(fn, bind){
		return Object.every(this, fn, bind);
	},

	some: function(fn, bind){
		return Object.some(this, fn, bind);
	},

	getKeys: function(){
		return Object.keys(this);
	},

	getValues: function(){
		return Object.values(this);
	},

	toQueryString: function(base){
		return Object.toQueryString(this, base);
	}

});

Hash.extend = Object.append;

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

//</1.2compat>


/*
---

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 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;
if (!document.head) document.head = document.getElementsByTagName('head')[0];

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

/*<ltIE9>*/
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));
		};
	});
}
/*</ltIE9>*/

//<1.2compat>

if (Browser.Platform.ios) Browser.Platform.ipod = true;

Browser.Engine = {};

var setEngine = function(name, version){
	Browser.Engine.name = name;
	Browser.Engine[name + version] = true;
	Browser.Engine.version = version;
};

if (Browser.ie){
	Browser.Engine.trident = true;

	switch (Browser.version){
		case 6: setEngine('trident', 4); break;
		case 7: setEngine('trident', 5); break;
		case 8: setEngine('trident', 6);
	}
}

if (Browser.firefox){
	Browser.Engine.gecko = true;

	if (Browser.version >= 3) setEngine('gecko', 19);
	else setEngine('gecko', 18);
}

if (Browser.safari || Browser.chrome){
	Browser.Engine.webkit = true;

	switch (Browser.version){
		case 2: setEngine('webkit', 419); break;
		case 3: setEngine('webkit', 420); break;
		case 4: setEngine('webkit', 525);
	}
}

if (Browser.opera){
	Browser.Engine.presto = true;

	if (Browser.version >= 9.6) setEngine('presto', 960);
	else if (Browser.version >= 9.5) setEngine('presto', 950);
	else setEngine('presto', 925);
}

if (Browser.name == 'unknown'){
	switch ((ua.match(/(?:webkit|khtml|gecko)/) || [])[0]){
		case 'webkit':
		case 'khtml':
			Browser.Engine.webkit = true;
		break;
		case 'gecko':
			Browser.Engine.gecko = true;
	}
}

this.$exec = Browser.exec;

//</1.2compat>

})();


/*
---

name: Event

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

license: MIT-style license.

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

provides: Event

...
*/

(function() {

var _keys = {};

var DOMEvent = this.DOMEvent = new Type('DOMEvent', function(event, win){
	if (!win) win = window;
	event = event || win.event;
	if (event.$extended) return event;
	this.event = event;
	this.$extended = true;
	this.shift = event.shiftKey;
	this.control = event.ctrlKey;
	this.alt = event.altKey;
	this.meta = event.metaKey;
	var type = this.type = event.type;
	var target = event.target || event.srcElement;
	while (target && target.nodeType == 3) target = target.parentNode;
	this.target = document.id(target);

	if (type.indexOf('key') == 0){
		var code = this.code = (event.which || event.keyCode);
		this.key = _keys[code]/*<1.3compat>*/ || Object.keyOf(Event.Keys, code)/*</1.3compat>*/;
		if (type == 'keydown'){
			if (code > 111 && code < 124) this.key = 'f' + (code - 111);
			else if (code > 95 && code < 106) this.key = code - 96;
		}
		if (this.key == null) this.key = String.fromCharCode(code).toLowerCase();
	} else if (type == 'click' || type == 'dblclick' || type == 'contextmenu' || type == 'DOMMouseScroll' || type.indexOf('mouse') == 0){
		var doc = win.document;
		doc = (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
		this.page = {
			x: (event.pageX != null) ? event.pageX : event.clientX + doc.scrollLeft,
			y: (event.pageY != null) ? event.pageY : event.clientY + doc.scrollTop
		};
		this.client = {
			x: (event.pageX != null) ? event.pageX - win.pageXOffset : event.clientX,
			y: (event.pageY != null) ? event.pageY - win.pageYOffset : event.clientY
		};
		if (type == 'DOMMouseScroll' || type == 'mousewheel')
			this.wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;

		this.rightClick = (event.which == 3 || event.button == 2);
		if (type == 'mouseover' || type == 'mouseout'){
			var related = event.relatedTarget || event[(type == 'mouseover' ? 'from' : 'to') + 'Element'];
			while (related && related.nodeType == 3) related = related.parentNode;
			this.relatedTarget = document.id(related);
		}
	} else if (type.indexOf('touch') == 0 || type.indexOf('gesture') == 0){
		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];
			this.page = {x: touch.pageX, y: touch.pageY};
			this.client = {x: touch.clientX, y: touch.clientY};
		}
	}

	if (!this.client) this.client = {};
	if (!this.page) this.page = {};
});

DOMEvent.implement({

	stop: function(){
		return this.preventDefault().stopPropagation();
	},

	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;
	}

});

DOMEvent.defineKey = function(code, key){
	_keys[code] = key;
	return this;
};

DOMEvent.defineKeys = DOMEvent.defineKey.overloadSetter(true);

DOMEvent.defineKeys({
	'38': 'up', '40': 'down', '37': 'left', '39': 'right',
	'27': 'esc', '32': 'space', '8': 'backspace', '9': 'tab',
	'46': 'delete', '13': 'enter'
});

})();

/*<1.3compat>*/
var Event = DOMEvent;
Event.Keys = {};
/*</1.3compat>*/

/*<1.2compat>*/

Event.Keys = new Hash(Event.Keys);

/*</1.2compat>*/


/*
---

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);

		/*<1.2compat>*/
		if (fn == $empty) return this;
		/*</1.2compat>*/

		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--;) if (i in fns){
				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) 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[parsed.raw] = (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, function(match){
		return '\\' + match;
	});
};

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>+)(?:\\((?:(?:([\"'])([^\\13]*)\\13)|((?:\\([^)]+\\)|[^()]*)+))\\))?)"
	.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,

	pseudoMarker,
	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,
			type: pseudoMarker.length == 1 ? 'class' : 'element'
		});

	} 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 = {},
	featuresCache = {},
	toString = Object.prototype.toString;

// Feature / Bug detection

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

local.isXML = function(document){
	return (!!document.xmlVersion) || (!!document.xml) || (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.
	var nodeType = document.nodeType;
	if (nodeType == 9); // document
	else if (nodeType) 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;

	// check if we have done feature detection on this document before

	var root = document.documentElement,
		rootUid = this.getUIDXML(root),
		features = featuresCache[rootUid],
		feature;

	if (features){
		for (feature in features){
			this[feature] = features[feature];
		}
		return;
	}

	features = featuresCache[rootUid] = {};

	features.root = root;
	features.isXMLDocument = this.isXML(document);

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

	var starSelectsClosed, starSelectsComments,
		brokenSecondClassNameGEBCN, cachedGetElementsByClassName,
		brokenFormAttributeGetter;

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

	var testRoot = document.body || document.getElementsByTagName('body')[0] || root;
	testRoot.appendChild(testNode);

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

	if (features.isHTMLDocument){

		testNode.style.display = 'none';

		// IE returns comment nodes for getElementsByTagName('*') for some documents
		testNode.appendChild(document.createComment(''));
		starSelectsComments = (testNode.getElementsByTagName('*').length > 1);

		// 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){};

		features.brokenStarGEBTN = starSelectsComments || starSelectsClosed;

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

		if (testNode.getElementsByClassName){

			// Safari 3.2 getElementsByClassName caches results
			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){};

			features.brokenGEBCN = cachedGetElementsByClassName || brokenSecondClassNameGEBCN;
		}

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

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

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

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

		}

		// IE6-7, if a form has an input of id x, form.getAttribute(x) returns a reference to the input
		try {
			testNode.innerHTML = '<form action="s"><input id="action"/></form>';
			brokenFormAttributeGetter = (testNode.firstChild.getAttribute('action') != 's');
		} catch(e){};

		// native matchesSelector function

		features.nativeMatchesSelector = root.matchesSelector || /*root.msMatchesSelector ||*/ root.mozMatchesSelector || root.webkitMatchesSelector;
		if (features.nativeMatchesSelector) try {
			// if matchesSelector trows errors on incorrect sintaxes we can use it
			features.nativeMatchesSelector.call(root, ':slick');
			features.nativeMatchesSelector = null;
		} catch(e){};

	}

	try {
		root.slick_expando = 1;
		delete root.slick_expando;
		features.getUID = this.getUIDHTML;
	} catch(e) {
		features.getUID = this.getUIDXML;
	}

	testRoot.removeChild(testNode);
	testNode = selected = testRoot = null;

	// getAttribute

	features.getAttribute = (features.isHTMLDocument && brokenFormAttributeGetter) ? function(node, name){
		var method = this.attributeGetters[name];
		if (method) return method.call(node);
		var attributeNode = node.getAttributeNode(name);
		return (attributeNode) ? attributeNode.nodeValue : null;
	} : function(node, name){
		var method = this.attributeGetters[name];
		return (method) ? method.call(node) : node.getAttribute(name);
	};

	// hasAttribute

	features.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?
	features.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/)

	features.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 ;

	root = null;

	for (feature in features){
		this[feature] = features[feature];
	}
};

// Main Method

var reSimpleSelector = /^([#.]?)((?:[\w-]+|\*))$/,
	reEmptyAttribute = /\[.+[*$^]=(?:""|'')?\]/,
	qsaFailExpCache = {};

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

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

	if (!context) return found;
	else if (context.navigator) context = context.document; // Convert the node from a window to a document
	else if (!context.nodeType) return found;

	// setup

	var parsed, i,
		uniques = this.uniques = {},
		hasOthers = !!(append && append.length),
		contextIsDocument = (context.nodeType == 9);

	if (this.document !== (contextIsDocument ? context : context.ownerDocument)) this.setDocument(context);

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

	// expression checks

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

		/*<simple-selectors-override>*/
		var simpleSelector = expression.match(reSimpleSelector);
		simpleSelectors: if (simpleSelector) {

			var symbol = simpleSelector[1],
				name = simpleSelector[2],
				node, nodes;

			if (!symbol){

				if (name == '*' && this.brokenStarGEBTN) break simpleSelectors;
				nodes = context.getElementsByTagName(name);
				if (first) return nodes[0] || null;
				for (i = 0; node = nodes[i++];){
					if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
				}

			} else if (symbol == '#'){

				if (!this.isHTMLDocument || !contextIsDocument) break simpleSelectors;
				node = context.getElementById(name);
				if (!node) return found;
				if (this.idGetsName && node.getAttributeNode('id').nodeValue != name) break simpleSelectors;
				if (first) return node || null;
				if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);

			} else if (symbol == '.'){

				if (!this.isHTMLDocument || ((!context.getElementsByClassName || this.brokenGEBCN) && context.querySelectorAll)) break simpleSelectors;
				if (context.getElementsByClassName && !this.brokenGEBCN){
					nodes = context.getElementsByClassName(name);
					if (first) return nodes[0] || null;
					for (i = 0; node = nodes[i++];){
						if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
					}
				} else {
					var matchClass = new RegExp('(^|\\s)'+ Slick.escapeRegExp(name) +'(\\s|$)');
					nodes = context.getElementsByTagName('*');
					for (i = 0; node = nodes[i++];){
						className = node.className;
						if (!(className && matchClass.test(className))) continue;
						if (first) return node;
						if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
					}
				}

			}

			if (hasOthers) this.sort(found);
			return (first) ? null : found;

		}
		/*</simple-selectors-override>*/

		/*<query-selector-override>*/
		querySelector: if (context.querySelectorAll) {

			if (!this.isHTMLDocument
				|| qsaFailExpCache[expression]
				//TODO: only skip when expression is actually mixed case
				|| this.brokenMixedCaseQSA
				|| (this.brokenCheckedQSA && expression.indexOf(':checked') > -1)
				|| (this.brokenEmptyAttributeQSA && reEmptyAttribute.test(expression))
				|| (!contextIsDocument //Abort when !contextIsDocument and...
					//  there are multiple expressions in the selector
					//  since we currently only fix non-document rooted QSA for single expression selectors
					&& expression.indexOf(',') > -1
				)
				|| Slick.disableQSA
			) break querySelector;

			var _expression = expression, _context = context;
			if (!contextIsDocument){
				// non-document rooted QSA
				// credits to Andrew Dupont
				var currentId = _context.getAttribute('id'), slickid = 'slickid__';
				_context.setAttribute('id', slickid);
				_expression = '#' + slickid + ' ' + _expression;
				context = _context.parentNode;
			}

			try {
				if (first) return context.querySelector(_expression) || null;
				else nodes = context.querySelectorAll(_expression);
			} catch(e) {
				qsaFailExpCache[expression] = 1;
				break querySelector;
			} finally {
				if (!contextIsDocument){
					if (currentId) _context.setAttribute('id', currentId);
					else _context.removeAttribute('id');
					context = _context;
				}
			}

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

			if (hasOthers) this.sort(found);
			return found;

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

		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;
	}

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

	// cache elements for the nth 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 = (!hasOthers && (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;
	}

	// should sort if there are nodes in append and if you pass multiple expressions.
	if (hasOthers || (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){
	if (this.isHTMLDocument && this.nativeMatchesSelector){
		try {
			return this.nativeMatchesSelector.call(node, selector.replace(/\[([^=]+)=\s*([^'"\]]+?)\s*\]/g, '[$1="$2"]'));
		} catch(matchError) {}
	}

	var parsed = this.Slick.parse(selector);
	if (!parsed) return true;

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

	if (simpleExpCounter == parsed.length) return false;

	var nodes = this.search(this.document, parsed), item;
	for (i = 0; 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){
		var nodeName = (this.isXMLDocument) ? node.nodeName : node.nodeName.toUpperCase();
		if (tag == '*'){
			if (nodeName < '@') return false; // Fix for comment nodes and closed nodes
		} else {
			if (nodeName != tag) return false;
		}
	}

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

	var i, part, cls;
	if (classes) for (i = classes.length; i--;){
		cls = node.getAttribute('class') || node.className;
		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++];){
						var idNode = item.getAttributeNode('id');
						if (idNode && idNode.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.root, 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){
		return this['pseudo:nth-child'](node, '2n');
	},

	'odd': function(node){
		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;
	},

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

	'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

var attributeGetters = local.attributeGetters = {

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

	'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');
	},

	'tabindex': function(){
		var attributeNode = this.getAttributeNode('tabindex');
		return (attributeNode && attributeNode.specified) ? attributeNode.nodeValue : null;
	},

	'type': function(){
		return this.getAttribute('type');
	},

	'maxlength': function(){
		var attributeNode = this.getAttributeNode('maxLength');
		return (attributeNode && attributeNode.specified) ? attributeNode.nodeValue : null;
	}

};

attributeGetters.MAXLENGTH = attributeGetters.maxLength = attributeGetters.maxlength;

// Slick

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

Slick.version = '1.1.6';

// 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){
	local.setDocument(node);
	return local.getAttribute(node, name);
};

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

// Slick matcher

Slick.match = function(node, selector){
	if (!(node && selector)) return false;
	if (!selector || selector === node) return true;
	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, Object, 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 (!(/^[\w-]+$/).test(tag)){
		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 attr, i = 0, l = attributes.length; i < l; i++){
			attr = attributes[i];
			if (props[attr.key] != null) continue;

			if (attr.value != null && attr.operator == '=') props[attr.key] = attr.value;
			else if (!attr.value && !attr.operator) props[attr.key] = true;
		}

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

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


if (Browser.Element){
	Element.prototype = Browser.Element.prototype;
	// IE8 and IE9 require the wrapping.
	Element.prototype._fireEvent = (function(fireEvent){
		return function(type, event){
			return fireEvent.call(this, type, event);
		};
	})(Element.prototype.fireEvent);
}

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 = {};

//<1.2compat>

Element.Constructors = new Hash;

//</1.2compat>

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(),

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

});

//<1.2compat>

Elements.alias('extend', 'append');

//</1.2compat>

(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;
	var result = splice.apply(this, arguments);
	while (length >= this.length) delete this[length--];
	return result;
}.protect());

Elements.implement(Array.prototype);

Array.mirror(Elements);

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

});

})();

(function(){

Slick.uidOf(window);
Slick.uidOf(document);

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){
				Slick.uidOf(el);
				if (!nocash && !el.$family && !(/^(?:object|embed)$/i).test(el.tagName)){
					var fireEvent = el.fireEvent;
					// wrapping needed in IE7, or else crash
					el._fireEvent = function(type, event){
						return fireEvent(type, event);
					};
					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.uniqueNumber) 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));
	}

});

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

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

//<1.2compat>

Element.implement('hasChild', function(element){
	return this !== element && this.contains(element);
});

(function(search, find, match){

	this.Selectors = {};
	var pseudos = this.Selectors.Pseudo = new Hash();

	var addSlickPseudos = function(){
		for (var name in pseudos) if (pseudos.hasOwnProperty(name)){
			Slick.definePseudo(name, pseudos[name]);
			delete pseudos[name];
		}
	};

	Slick.search = function(context, expression, append){
		addSlickPseudos();
		return search.call(this, context, expression, append);
	};

	Slick.find = function(context, expression){
		addSlickPseudos();
		return find.call(this, context, expression);
	};

	Slick.match = function(node, selector){
		addSlickPseudos();
		return match.call(this, node, selector);
	};

})(Slick.search, Slick.find, Slick.match);

//</1.2compat>

// tree walking

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

	expression = Object.clone(Slick.parse(expression));

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

	return expression;
};

Object.forEach({
	getNext: '~',
	getPrevious: '!~',
	getParent: '!'
}, function(combinator, method){
	Element.implement(method, function(expression){
		return this.getElement(injectCombinator(expression, combinator));
	});
});

Object.forEach({
	getAllNext: '~',
	getAllPrevious: '!~',
	getSiblings: '~~',
	getChildren: '>',
	getParents: '!'
}, function(combinator, method){
	Element.implement(method, function(expression){
		return this.getElements(injectCombinator(expression, combinator));
	});
});

Element.implement({

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

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

	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')));
	},

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

});

//<1.2compat>

if (window.$$ == null) Window.implement('$$', function(selector){
	var elements = new Elements;
	if (arguments.length == 1 && typeof selector == 'string') return Slick.search(this.document, selector, elements);
	var args = Array.flatten(arguments);
	for (var i = 0, l = args.length; i < l; i++){
		var item = args[i];
		switch (typeOf(item)){
			case 'element': elements.push(item); break;
			case 'string': Slick.search(this.document, item, elements);
		}
	}
	return elements;
});

//</1.2compat>

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);
});

// Inserters

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;

//<1.2compat>

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

	where = where.capitalize();

	var methods = {};

	methods['inject' + where] = function(el){
		inserter(this, document.id(el, true));
		return this;
	};

	methods['grab' + where] = function(el){
		inserter(document.id(el, true), this);
		return this;
	};

	Element.implement(methods);

});

//</1.2compat>

// getProperty / setProperty

var propertyGetters = {}, propertySetters = {};

// properties

var properties = {};
Array.forEach([
	'type', 'value', 'defaultValue', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan',
	'frameBorder', 'rowSpan', 'tabIndex', 'useMap'
], function(property){
	properties[property.toLowerCase()] = property;
});

properties.html = 'innerHTML';
properties.text = (document.createElement('div').textContent == null) ? 'innerText': 'textContent';

Object.forEach(properties, function(real, key){
	propertySetters[key] = function(node, value){
		node[real] = value;
	};
	propertyGetters[key] = function(node){
		return node[real];
	};
});

// Booleans

var bools = [
	'compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked',
	'disabled', 'readOnly', 'multiple', 'selected', 'noresize',
	'defer', 'defaultChecked', 'autofocus', 'controls', 'autoplay',
	'loop'
];

var booleans = {};
Array.forEach(bools, function(bool){
	var lower = bool.toLowerCase();
	booleans[lower] = bool;
	propertySetters[lower] = function(node, value){
		node[bool] = !!value;
	};
	propertyGetters[lower] = function(node){
		return !!node[bool];
	};
});

// Special cases

Object.append(propertySetters, {

	'class': function(node, value){
		('className' in node) ? node.className = (value || '') : node.setAttribute('class', value);
	},

	'for': function(node, value){
		('htmlFor' in node) ? node.htmlFor = value : node.setAttribute('for', value);
	},

	'style': function(node, value){
		(node.style) ? node.style.cssText = value : node.setAttribute('style', value);
	},

	'value': function(node, value){
		node.value = (value != null) ? value : '';
	}

});

propertyGetters['class'] = function(node){
	return ('className' in node) ? node.className || null : node.getAttribute('class');
};

/* <webkit> */
var el = document.createElement('button');
// IE sets type as readonly and throws
try { el.type = 'button'; } catch(e){}
if (el.type != 'button') propertySetters.type = function(node, value){
	node.setAttribute('type', value);
};
el = null;
/* </webkit> */

/* getProperty, setProperty */

/* <ltIE9> */
var pollutesGetAttribute = (function(div){
	div.random = 'attribute';
	return (div.getAttribute('random') == 'attribute');
})(document.createElement('div'));

if (pollutesGetAttribute) var attributeWhiteList = {};
/* <ltIE9> */

Element.implement({

	setProperty: function(name, value){
		var setter = propertySetters[name.toLowerCase()];
		if (setter){
			setter(this, value);
		} else {
			if (value == null){
				this.removeAttribute(name);
			} else {
				this.setAttribute(name, value);
				/* <ltIE9> */
				if (pollutesGetAttribute) attributeWhiteList[name] = true;
				/* </ltIE9> */
			}
		}
		return this;
	},

	setProperties: function(attributes){
		for (var attribute in attributes) this.setProperty(attribute, attributes[attribute]);
		return this;
	},

	getProperty: function(name){
		var getter = propertyGetters[name.toLowerCase()];
		if (getter) return getter(this);
		/* <ltIE9> */
		if (pollutesGetAttribute && !attributeWhiteList[name]){
			var attr = this.getAttributeNode(name);
			if (!attr || attr.expando) return null;
		}
		/* </ltIE9> */
		var result = Slick.getAttribute(this, name);
		return (!result && !Slick.hasAttribute(this, name)) ? null : result;
	},

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

	removeProperty: function(name){
		return this.setProperty(name, null);
	},

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

	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;
	},

	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);
	},

	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('&');
	}

});

var collected = {}, storage = {};

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

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

var formProps = {input: 'checked', option: 'selected', textarea: 'value'};

Element.implement({

	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;
	},

	clone: function(contents, keepid){
		contents = contents !== false;
		var clone = this.cloneNode(contents), ce = [clone], te = [this], i;

		if (contents){
			ce.append(Array.from(clone.getElementsByTagName('*')));
			te.append(Array.from(this.getElementsByTagName('*')));
		}

		for (i = ce.length; i--;){
			var node = ce[i], element = te[i];
			if (!keepid) node.removeAttribute('id');
			/*<ltIE9>*/
			if (node.clearAttributes){
				node.clearAttributes();
				node.mergeAttributes(element);
				node.removeAttribute('uniqueNumber');
				if (node.options){
					var no = node.options, eo = element.options;
					for (var j = no.length; j--;) no[j].selected = eo[j].selected;
				}
			}
			/*</ltIE9>*/
			var prop = formProps[element.tagName.toLowerCase()];
			if (prop && element[prop]) node[prop] = element[prop];
		}

		/*<ltIE9>*/
		if (Browser.ie){
			var co = clone.getElementsByTagName('object'), to = this.getElementsByTagName('object');
			for (i = co.length; i--;) co[i].outerHTML = to[i].outerHTML;
		}
		/*</ltIE9>*/
		return document.id(clone);
	}

});

[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[Slick.uidOf(this)] = this;
		}
		if (this.addEventListener) this.addEventListener(type, fn, !!arguments[2]);
		else this.attachEvent('on' + type, fn);
		return this;
	},

	removeListener: function(type, fn){
		if (this.removeEventListener) this.removeEventListener(type, fn, !!arguments[2]);
		else this.detachEvent('on' + type, fn);
		return this;
	},

	retrieve: function(property, dflt){
		var storage = get(Slick.uidOf(this)), prop = storage[property];
		if (dflt != null && prop == null) prop = storage[property] = dflt;
		return prop != null ? prop : null;
	},

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

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

});

/*<ltIE9>*/
if (window.attachEvent && !window.addEventListener) window.addListener('unload', function(){
	Object.each(collected, clean);
	if (window.CollectGarbage) CollectGarbage();
});
/*</ltIE9>*/

Element.Properties = {};

//<1.2compat>

Element.Properties = new Hash;

//</1.2compat>

Element.Properties.style = {

	set: function(style){
		this.style.cssText = style;
	},

	get: function(){
		return this.style.cssText;
	},

	erase: function(){
		this.style.cssText = '';
	}

};

Element.Properties.tag = {

	get: function(){
		return this.tagName.toLowerCase();
	}

};

Element.Properties.html = {

	set: function(html){
		if (html == null) html = '';
		else if (typeOf(html) == 'array') html = html.join('');
		this.innerHTML = html;
	},

	erase: function(){
		this.innerHTML = '';
	}

};

/*<ltIE9>*/
// technique by jdbarlett - http://jdbartlett.com/innershiv/
var div = document.createElement('div');
div.innerHTML = '<nav></nav>';
var supportsHTML5Elements = (div.childNodes.length == 1);
if (!supportsHTML5Elements){
	var tags = 'abbr article aside audio canvas datalist details figcaption figure footer header hgroup mark meter nav output progress section summary time video'.split(' '),
		fragment = document.createDocumentFragment(), l = tags.length;
	while (l--) fragment.createElement(tags[l]);
}
div = null;
/*</ltIE9>*/

/*<IE>*/
var supportsTableInnerHTML = Function.attempt(function(){
	var table = document.createElement('table');
	table.innerHTML = '<tr><td></td></tr>';
	return true;
});

/*<ltFF4>*/
var tr = document.createElement('tr'), html = '<td></td>';
tr.innerHTML = html;
var supportsTRInnerHTML = (tr.innerHTML == html);
tr = null;
/*</ltFF4>*/

if (!supportsTableInnerHTML || !supportsTRInnerHTML || !supportsHTML5Elements){

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

		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;

		return function(html){
			var wrap = translations[this.get('tag')];
			if (!wrap && !supportsHTML5Elements) wrap = [0, '', ''];
			if (!wrap) return set.call(this, html);

			var level = wrap[0], wrapper = document.createElement('div'), target = wrapper;
			if (!supportsHTML5Elements) fragment.appendChild(wrapper);
			wrapper.innerHTML = [wrap[1], html, wrap[2]].flatten().join('');
			while (level--) target = target.firstChild;
			this.empty().adopt(target.childNodes);
			if (!supportsHTML5Elements) fragment.removeChild(wrapper);
			wrapper = null;
		};

	})(Element.Properties.html.set);
}
/*</IE>*/

/*<ltIE9>*/
var testForm = document.createElement('form');
testForm.innerHTML = '<select><option>s</option></select>';

if (testForm.firstChild.value != 's') Element.Properties.value = {

	set: function(value){
		var tag = this.get('tag');
		if (tag != 'select') return this.setProperty('value', value);
		var options = this.getElements('option');
		for (var i = 0; i < options.length; i++){
			var option = options[i],
				attr = option.getAttributeNode('value'),
				optionValue = (attr && attr.specified) ? option.value : option.get('text');
			if (optionValue == value) return option.selected = true;
		}
	},

	get: function(){
		var option = this, tag = option.get('tag');

		if (tag != 'select' && tag != 'option') return this.getProperty('value');

		if (tag == 'select' && !(option = option.getSelected()[0])) return '';

		var attr = option.getAttributeNode('value');
		return (attr && attr.specified) ? option.value : option.get('text');
	}

};
testForm = null;
/*</ltIE9>*/

/*<IE>*/
if (document.createElement('div').getAttributeNode('id')) Element.Properties.id = {
	set: function(id){
		this.id = this.getAttributeNode('id').value = id;
	},
	get: function(){
		return this.id || null;
	},
	erase: function(){
		this.id = this.getAttributeNode('id').value = '';
	}
};
/*</IE>*/

})();


/*
---

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),
	hasFilter = (html.style.filter != null),
	reAlpha = /alpha\(opacity=([\d.]+)\)/i;

var setVisibility = function(element, opacity){
	element.store('$opacity', opacity);
	element.style.visibility = opacity > 0 ? 'visible' : 'hidden';
};

var setOpacity = (hasOpacity ? function(element, opacity){
	element.style.opacity = opacity;
} : (hasFilter ? function(element, opacity){
	if (!element.currentStyle || !element.currentStyle.hasLayout) element.style.zoom = 1;
	opacity = (opacity * 100).limit(0, 100).round();
	opacity = (opacity == 100) ? '' : 'alpha(opacity=' + opacity + ')';
	var filter = element.style.filter || element.getComputedStyle('filter') || '';
	element.style.filter = reAlpha.test(filter) ? filter.replace(reAlpha, opacity) : filter + opacity;
} : setVisibility));

var getOpacity = (hasOpacity ? function(element){
	var opacity = element.style.opacity || element.getComputedStyle('opacity');
	return (opacity == '') ? 1 : opacity.toFloat();
} : (hasFilter ? function(element){
	var filter = (element.style.filter || element.getComputedStyle('filter')),
		opacity;
	if (filter) opacity = filter.match(reAlpha);
	return (opacity == null || filter == null) ? 1 : (opacity[1] / 100);
} : function(element){
	var opacity = element.retrieve('$opacity');
	if (opacity == null) opacity = (element.style.visibility == 'hidden' ? 0 : 1);
	return opacity;
}));

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;
	},

	setStyle: function(property, value){
		if (property == 'opacity'){
			setOpacity(this, parseFloat(value));
			return this;
		}
		property = (property == 'float' ? floatName : 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){
		if (property == 'opacity') return getOpacity(this);
		property = (property == 'float' ? floatName : 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 ((/^(height|width)$/).test(property)){
				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 ((/^border(.+)Width|margin|padding/).test(property)) 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: '@'
};

//<1.3compat>

Element.implement({

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

	getOpacity: function(){
		return getOpacity(this);
	}

});

Element.Properties.opacity = {

	set: function(opacity){
		setOpacity(this, opacity);
		setVisibility(this, opacity);
	},

	get: function(){
		return getOpacity(this);
	}

};

//</1.3compat>

//<1.2compat>

Element.Styles = new Hash(Element.Styles);

//</1.2compat>

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, if necessary.

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, type);
			if (custom.condition){
				condition = function(event){
					if (custom.condition.call(this, event, type)) return fn.call(this, event);
					return true;
				};
			}
			if (custom.base) realType = Function.from(custom.base).call(this, type);
		}
		var defn = function(){
			return fn.call(self);
		};
		var nativeEvent = Element.NativeEvents[realType];
		if (nativeEvent){
			if (nativeEvent == 2){
				defn = function(event){
					event = new DOMEvent(event, self.getWindow());
					if (condition.call(self, event) === false) event.stop();
				};
			}
			this.addListener(realType, defn, arguments[2]);
		}
		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);
			if (custom.base) type = Function.from(custom.base).call(this, type);
		}
		return (Element.NativeEvents[type]) ? this.removeListener(type, value, arguments[2]) : 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;
	}

});

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, paste: 2, input: 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
};

Element.Events = {mousewheel: {
	base: (Browser.firefox) ? 'DOMMouseScroll' : 'mousewheel'
}};

if ('onmouseenter' in document.documentElement){
	Element.NativeEvents.mouseenter = Element.NativeEvents.mouseleave = 2;
} else {
	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
	};

	Element.Events.mouseleave = {
		base: 'mouseout',
		condition: check
	};
}

/*<ltIE9>*/
if (!window.addEventListener){
	Element.NativeEvents.propertychange = 2;
	Element.Events.change = {
		base: function(){
			var type = this.type;
			return (this.get('tag') == 'input' && (type == 'radio' || type == 'checkbox')) ? 'propertychange' : 'change'
		},
		condition: function(event){
			return this.type != 'radio' || (event.event.propertyName == 'checked' && this.checked);
		}
	}
}
/*</ltIE9>*/

//<1.2compat>

Element.Events = new Hash(Element.Events);

//</1.2compat>

})();


/*
---

name: Element.Delegation

description: Extends the Element native object to include the delegate method for more efficient event management.

license: MIT-style license.

requires: [Element.Event]

provides: [Element.Delegation]

...
*/

(function(){

var eventListenerSupport = !!window.addEventListener;

Element.NativeEvents.focusin = Element.NativeEvents.focusout = 2;

var bubbleUp = function(self, match, fn, event, target){
	while (target && target != self){
		if (match(target, event)) return fn.call(target, event, target);
		target = document.id(target.parentNode);
	}
};

var map = {
	mouseenter: {
		base: 'mouseover'
	},
	mouseleave: {
		base: 'mouseout'
	},
	focus: {
		base: 'focus' + (eventListenerSupport ? '' : 'in'),
		capture: true
	},
	blur: {
		base: eventListenerSupport ? 'blur' : 'focusout',
		capture: true
	}
};

/*<ltIE9>*/
var _key = '$delegation:';
var formObserver = function(type){

	return {

		base: 'focusin',

		remove: function(self, uid){
			var list = self.retrieve(_key + type + 'listeners', {})[uid];
			if (list && list.forms) for (var i = list.forms.length; i--;){
				list.forms[i].removeEvent(type, list.fns[i]);
			}
		},

		listen: function(self, match, fn, event, target, uid){
			var form = (target.get('tag') == 'form') ? target : event.target.getParent('form');
			if (!form) return;

			var listeners = self.retrieve(_key + type + 'listeners', {}),
				listener = listeners[uid] || {forms: [], fns: []},
				forms = listener.forms, fns = listener.fns;

			if (forms.indexOf(form) != -1) return;
			forms.push(form);

			var _fn = function(event){
				bubbleUp(self, match, fn, event, target);
			};
			form.addEvent(type, _fn);
			fns.push(_fn);

			listeners[uid] = listener;
			self.store(_key + type + 'listeners', listeners);
		}
	};
};

var inputObserver = function(type){
	return {
		base: 'focusin',
		listen: function(self, match, fn, event, target){
			var events = {blur: function(){
				this.removeEvents(events);
			}};
			events[type] = function(event){
				bubbleUp(self, match, fn, event, target);
			};
			event.target.addEvents(events);
		}
	};
};

if (!eventListenerSupport) Object.append(map, {
	submit: formObserver('submit'),
	reset: formObserver('reset'),
	change: inputObserver('change'),
	select: inputObserver('select')
});
/*</ltIE9>*/

var proto = Element.prototype,
	addEvent = proto.addEvent,
	removeEvent = proto.removeEvent;

var relay = function(old, method){
	return function(type, fn, useCapture){
		if (type.indexOf(':relay') == -1) return old.call(this, type, fn, useCapture);
		var parsed = Slick.parse(type).expressions[0][0];
		if (parsed.pseudos[0].key != 'relay') return old.call(this, type, fn, useCapture);
		var newType = parsed.tag;
		parsed.pseudos.slice(1).each(function(pseudo){
			newType += ':' + pseudo.key + (pseudo.value ? '(' + pseudo.value + ')' : '');
		});
		old.call(this, type, fn);
		return method.call(this, newType, parsed.pseudos[0].value, fn);
	};
};

var delegation = {

	addEvent: function(type, match, fn){
		var storage = this.retrieve('$delegates', {}), stored = storage[type];
		if (stored) for (var _uid in stored){
			if (stored[_uid].fn == fn && stored[_uid].match == match) return this;
		}

		var _type = type, _match = match, _fn = fn, _map = map[type] || {};
		type = _map.base || _type;

		match = function(target){
			return Slick.match(target, _match);
		};

		var elementEvent = Element.Events[_type];
		if (elementEvent && elementEvent.condition){
			var __match = match, condition = elementEvent.condition;
			match = function(target, event){
				return __match(target, event) && condition.call(target, event, type);
			};
		}

		var self = this, uid = String.uniqueID();
		var delegator = _map.listen ? function(event, target){
			if (!target && event && event.target) target = event.target;
			if (target) _map.listen(self, match, fn, event, target, uid);
		} : function(event, target){
			if (!target && event && event.target) target = event.target;
			if (target) bubbleUp(self, match, fn, event, target);
		};

		if (!stored) stored = {};
		stored[uid] = {
			match: _match,
			fn: _fn,
			delegator: delegator
		};
		storage[_type] = stored;
		return addEvent.call(this, type, delegator, _map.capture);
	},

	removeEvent: function(type, match, fn, _uid){
		var storage = this.retrieve('$delegates', {}), stored = storage[type];
		if (!stored) return this;

		if (_uid){
			var _type = type, delegator = stored[_uid].delegator, _map = map[type] || {};
			type = _map.base || _type;
			if (_map.remove) _map.remove(this, _uid);
			delete stored[_uid];
			storage[_type] = stored;
			return removeEvent.call(this, type, delegator);
		}

		var __uid, s;
		if (fn) for (__uid in stored){
			s = stored[__uid];
			if (s.match == match && s.fn == fn) return delegation.removeEvent.call(this, type, match, fn, __uid);
		} else for (__uid in stored){
			s = stored[__uid];
			if (s.match == match) delegation.removeEvent.call(this, type, match, s.fn, __uid);
		}
		return this;
	}

};

[Element, Window, Document].invoke('implement', {
	addEvent: relay(addEvent, delegation.addEvent),
	removeEvent: relay(removeEvent, delegation.removeEvent)
});

})();


/*
---

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(){

var element = document.createElement('div'),
	child = document.createElement('div');
element.style.height = '0';
element.appendChild(child);
var brokenOffsetParent = (child.offsetParent === element);
element = child = null;

var isOffset = function(el){
	return styleString(el, 'position') != 'static' || isBody(el);
};

var isOffsetStatic = function(el){
	return isOffset(el) || (/^(?:table|td|th)$/i).test(el.tagName);
};

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: brokenOffsetParent ? function(){
		var element = this;
		if (isBody(element) || styleString(element, 'position') == 'fixed') return null;

		var isOffsetCheck = (styleString(element, 'position') == 'static') ? isOffsetStatic : isOffset;
		while ((element = element.parentNode)){
			if (isOffsetCheck(element)) return element;
		}
		return null;
	} : function(){
		var element = this;
		if (isBody(element) || styleString(element, 'position') == 'fixed') return null;

		try {
			return element.offsetParent;
		} catch(e) {}
		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){
		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: 60,
		unit: false,
		duration: 500,
		frames: null,
		frameSkip: true,
		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(now){
		if (this.options.frameSkip){
			var diff = (this.time != null) ? (now - this.time) : 0, frames = diff / this.frameInterval;
			this.time = now;
			this.frame += frames;
		} else {
			this.frame++;
		}

		if (this.frame < this.frames){
			var delta = this.transition(this.frame / this.frames);
			this.set(this.compute(this.from, this.to, delta));
		} else {
			this.frame = this.frames;
			this.set(this.compute(this.from, this.to, 1));
			this.stop();
		}
	},

	set: function(now){
		return now;
	},

	compute: function(from, to, delta){
		return Fx.compute(from, to, delta);
	},

	check: function(){
		if (!this.isRunning()) 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;
		this.from = from;
		this.to = to;
		this.frame = (this.options.frameSkip) ? 0 : -1;
		this.time = null;
		this.transition = this.getTransition();
		var frames = this.options.frames, fps = this.options.fps, duration = this.options.duration;
		this.duration = Fx.Durations[duration] || duration.toInt();
		this.frameInterval = 1000 / fps;
		this.frames = frames || Math.round(this.duration / this.frameInterval);
		this.fireEvent('start', this.subject);
		pushInstance.call(this, fps);
		return this;
	},

	stop: function(){
		if (this.isRunning()){
			this.time = null;
			pullInstance.call(this, this.options.fps);
			if (this.frames == this.frame){
				this.fireEvent('complete', this.subject);
				if (!this.callChain()) this.fireEvent('chainComplete', this.subject);
			} else {
				this.fireEvent('stop', this.subject);
			}
		}
		return this;
	},

	cancel: function(){
		if (this.isRunning()){
			this.time = null;
			pullInstance.call(this, this.options.fps);
			this.frame = this.frames;
			this.fireEvent('cancel', this.subject).clearChain();
		}
		return this;
	},

	pause: function(){
		if (this.isRunning()){
			this.time = null;
			pullInstance.call(this, this.options.fps);
		}
		return this;
	},

	resume: function(){
		if ((this.frame < this.frames) && !this.isRunning()) pushInstance.call(this, this.options.fps);
		return this;
	},

	isRunning: function(){
		var list = instances[this.options.fps];
		return list && list.contains(this);
	}

});

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(){
	var now = Date.now();
	for (var i = this.length; i--;){
		var instance = this[i];
		if (instance) instance.step(now);
	}
};

var pushInstance = function(fps){
	var list = instances[fps] || (instances[fps] = []);
	list.push(this);
	if (!timers[fps]) timers[fps] = loop.periodical(Math.round(1000 / fps), list);
};

var pullInstance = function(fps){
	var list = instances[fps];
	if (list){
		list.erase(this);
		if (!list.length && timers[fps]){
			delete instances[fps];
			timers[fps] = clearInterval(timers[fps]);
		}
	}
};

})();


/*
---

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 = {}, selectorTest = new RegExp('^' + selector.escapeRegExp() + '$');
		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 || !selectorTest.test(selectorText)) return;
				Object.each(Element.Styles, function(value, style){
					if (!rule.style[style] || Element.ShortStyles[style]) return;
					value = String(rule.style[style]);
					to[style] = ((/^rgb/).test(value)) ? 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;
		}
	}

};

//<1.2compat>

Fx.CSS.Parsers = new Hash(Fx.CSS.Parsers);

//</1.2compat>


/*
---

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(property, from, to);
		return this;
	},

	fade: function(how){
		var fade = this.get('tween'), method, args = ['opacity'].append(arguments), toggle;
		if (args[1] == null) args[1] = 'toggle';
		switch (args[1]){
			case 'in': method = 'start'; args[1] = 1; break;
			case 'out': method = 'start'; args[1] = 0; break;
			case 'show': method = 'set'; args[1] = 1; break;
			case 'hide': method = 'set'; args[1] = 0; break;
			case 'toggle':
				var flag = this.retrieve('fade:flag', this.getStyle('opacity') == 1);
				method = 'start';
				args[1] = flag ? 0 : 1;
				this.store('fade:flag', !flag);
				toggle = true;
			break;
			default: method = 'start';
		}
		if (!toggle) this.eliminate('fade:flag');
		fade[method].apply(fade, args);
		var to = args[args.length - 1];
		if (method == 'set' || to != 0) this.setStyle('visibility', to == 0 ? 'hidden' : 'visible');
		else fade.chain(function(){
			this.element.setStyle('visibility', 'hidden');
			this.callChain();
		});
		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);
	var easeIn = function(pos){
		return transition(pos, params);
	};
	return Object.append(easeIn, {
		easeIn: easeIn,
		easeOut: function(pos){
			return 1 - transition(1 - pos, params);
		},
		easeInOut: function(pos){
			return (pos <= 0.5 ? transition(2 * pos, params) : (2 - transition(2 * (1 - pos), params))) / 2;
		}
	});
};

Fx.Transitions = {

	linear: function(zero){
		return zero;
	}

};

//<1.2compat>

Fx.Transitions = new Hash(Fx.Transitions);

//</1.2compat>

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.cos(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 empty = function(){},
	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 = empty;
		if (progressSupport) xhr.onprogress = xhr.onloadstart = empty;
		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();
		else 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 = empty;
		if (progressSupport) xhr.onprogress = xhr.onloadstart = empty;
		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){
		var object = {
			method: method
		};
		if (data != null) object.data = data;
		return this.send(object);
	};
});

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(options.filter || '*');

		if (options.filter) response.tree = response.elements;
		if (options.update){
			var update = document.id(options.update).empty();
			if (options.filter) update.adopt(response.elements);
			else update.set('html', response.html);
		} else if (options.append){
			var append = document.id(options.append);
			if (options.filter) response.elements.reverse().inject(append);
			else 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.

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

requires: [Array, String, Number, Function]

provides: JSON

...
*/

if (typeof JSON == 'undefined') this.JSON = {};

//<1.2compat>

JSON = new Hash({
	stringify: JSON.stringify,
	parse: JSON.parse
});

//</1.2compat>

(function(){

var special = {'\b': '\\b', '\t': '\\t', '\n': '\\n', '\f': '\\f', '\r': '\\r', '"' : '\\"', '\\': '\\\\'};

var escape = function(chr){
	return special[chr] || '\\u' + ('0000' + chr.charCodeAt(0).toString(16)).slice(-4);
};

JSON.validate = function(string){
	string = string.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@').
					replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']').
					replace(/(?:^|:|,)(?:\s*\[)+/g, '');

	return (/^[\],:{}\s]*$/).test(string);
};

JSON.encode = JSON.stringify ? function(obj){
	return JSON.stringify(obj);
} : function(obj){
	if (obj && obj.toJSON) obj = obj.toJSON();

	switch (typeOf(obj)){
		case 'string':
			return '"' + obj.replace(/[\x00-\x1f\\"]/g, escape) + '"';
		case 'array':
			return '[' + 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 '' + obj;
		case 'null': return 'null';
	}

	return null;
};

JSON.decode = function(string, secure){
	if (!string || typeOf(string) != 'string') return null;

	if (secure || JSON.secure){
		if (JSON.parse) return JSON.parse(string);
		if (!JSON.validate(string)) throw new Error('JSON could not decode the input; security is enabled and the value is not secure.');
	}

	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: {
		/*onError: function(text, error){},*/
		secure: true
	},

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

	success: function(text){
		var json;
		try {
			json = this.response.json = JSON.decode(text, this.options.secure);
		} catch (error){
			this.fireEvent('error', [text, error]);
			return;
		}
		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, Browser]

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,
	testElement = document.createElement('div');

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);

/*<ltIE8>*/
// doScroll technique by Diego Perini http://javascript.nwbox.com/IEContentLoaded/
// testElement.doScroll() throws when the DOM is not ready, only in the top window
var doScrollWorks = function(){
	try {
		testElement.doScroll();
		return true;
	} catch (e){}
	return false;
};
// If doScroll works already, it can't be used to determine domready
//   e.g. in an iframe
if (testElement.doScroll && !doScrollWorks()){
	checks.push(doScrollWorks);
	shouldPoll = true;
}
/*</ltIE8>*/

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, Element]

provides: Swiff

...
*/

(function(){

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_' + String.uniqueID();

		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()].append(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);
};

})();
