/*
---
MooTools: the javascript framework

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

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

/*
---

name: Core

description: The heart of MooTools.

license: MIT-style license.

copyright: Copyright (c) 2006-2010 [Valerio Proietti](http://mad4milk.net/).

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

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

provides: [Core, MooTools, Type, typeOf, instanceOf, Native]

...
*/

(function(){

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

// typeOf, instanceOf

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

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

        return typeof item;
};

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

// Function overloading

var Function = this.Function;

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

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

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

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

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

// From

var slice = Array.prototype.slice;

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

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

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

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

// hide, protect

Function.implement({

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

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

});

// Type

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

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

        var hooks = hooksOf(this);

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

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

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

        return this;
};

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

Type.implement({

        implement: implement.overloadSetter(),

        extend: extend.overloadSetter(),

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

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

});

new Type('Type', Type);

// Default Types

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

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

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

                if (generic) generic.protect();

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

        if (isType) object.implement(prototype);

        return force;
};

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

Object.extend = extend.overloadSetter();

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

new Type('Boolean', Boolean);

// fixes NaN returning as Number

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

// Number.random

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

// forEach, each

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

Object.each = Object.forEach;

Array.implement({

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

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

});

// Array & Object cloning, Object merging and appending

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

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

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

Object.extend({

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

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

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

});

// Object-less types

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

// Unique ID

var UID = Date.now();

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

//<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({

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

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

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

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

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

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

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

        associate: function(keys){
                var obj = {}, length = Math.min(this.length, keys.length);
                for (var i = 0; i < length; i++) obj[keys[i]] = this[i];
                return obj;
        },

        link: function(object){
                var result = {};
                for (var i = 0, l = this.length; i < l; i++){
                        for (var key in object){
                                if (object[key](this[i])){
                                        result[key] = this[i];
                                        delete object[key];
                                        break;
                                }
                        }
                }
                return result;
        },

        contains: function(item, from){
                return this.indexOf(item, from) != -1;
        },

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

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

        getRandom: function(){
                return (this.length) ? this[Number.random(0, this.length - 1)] : null;
        },

        include: function(item){
                if (!this.contains(item)) this.push(item);
                return this;
        },

        combine: function(array){
                for (var i = 0, l = array.length; i < l; i++) this.include(array[i]);
                return this;
        },

        erase: function(item){
                for (var i = this.length; i--;){
                        if (this[i] === item) this.splice(i, 1);
                }
                return this;
        },

        empty: function(){
                this.length = 0;
                return this;
        },

        flatten: function(){
                var array = [];
                for (var i = 0, l = this.length; i < l; i++){
                        var type = typeOf(this[i]);
                        if (type == 'null') continue;
                        array = array.concat((type == 'array' || type == 'collection' || type == 'arguments' || instanceOf(this[i], Array)) ? Array.flatten(this[i]) : this[i]);
                }
                return array;
        },

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

        hexToRgb: function(array){
                if (this.length != 3) return null;
                var rgb = this.map(function(value){
                        if (value.length == 1) value += value;
                        return value.toInt(16);
                });
                return (array) ? rgb : 'rgb(' + rgb + ')';
        },

        rgbToHex: function(array){
                if (this.length < 3) return null;
                if (this.length == 4 && this[3] == 0 && !array) return 'transparent';
                var hex = [];
                for (var i = 0; i < 3; i++){
                        var bit = (this[i] - 0).toString(16);
                        hex.push((bit.length == 1) ? '0' + bit : bit);
                }
                return (array) ? hex : '#' + hex.join('');
        }

});

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

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

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

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

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

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

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

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

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

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

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

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

});


/*
---

name: Number

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

license: MIT-style license.

requires: Type

provides: Number

...
*/

Number.implement({

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

        round: function(precision){
                precision = Math.pow(10, precision || 0).toFixed(precision < 0 ? -precision : 0);
                return Math.round(this * precision) / precision;
        },

        times: function(fn, bind){
                for (var i = 0; i < this; i++) fn.call(bind, i, this);
        },

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

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

});

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

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


/*
---

name: Function

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

license: MIT-style license.

requires: Type

provides: Function

...
*/

Function.extend({

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

});

Function.implement({

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

                return null;
        },

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

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

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

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

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

});

//<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));
        }

});

var $try = Function.attempt;

//</1.2compat>


/*
---

name: Object

description: Object generic methods

license: MIT-style license.

requires: Type

provides: [Object, Hash]

...
*/


Object.extend({

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

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

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

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

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

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

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

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

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

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

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

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

                return queryString.join('&');
        }

});


//<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 UID = 1;

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

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

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

var Browser = this.Browser = {

        extend: Function.prototype.extend,

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

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

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

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

        Plugins: {}

};

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

// Request

Browser.Request = (function(){

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

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

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

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

})();

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

// Flash detection

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

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

// String scripts

Browser.exec = function(text){
        if (!text) return text;
        if (window.execScript){
                window.execScript(text);
        } else {
                var script = document.createElement('script');
                script.setAttribute('type', 'text/javascript');
                script.text = text;
                document.head.appendChild(script);
                document.head.removeChild(script);
        }
        return text;
};

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

// Window, Document

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

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

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

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

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

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

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

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

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

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

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

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

//<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 Class, to make the event object cross-browser.

license: MIT-style license.

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

provides: Event

...
*/

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

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

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

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

                wheel: wheel,

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

                code: code,
                key: key,

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

Event.Keys = {
        'enter': 13,
        'up': 38,
        'down': 40,
        'left': 37,
        'right': 39,
        'esc': 27,
        'space': 32,
        'backspace': 8,
        'tab': 9,
        'delete': 46
};

//<1.2compat>

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

//</1.2compat>

Event.implement({

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

        stopPropagation: function(){
                if (this.event.stopPropagation) this.event.stopPropagation();
                else this.event.cancelBubble = true;
                return this;
        },

        preventDefault: function(){
                if (this.event.preventDefault) this.event.preventDefault();
                else this.event.returnValue = false;
                return this;
        }

});


/*
---

name: Class

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

license: MIT-style license.

requires: [Array, String, Function, Number]

provides: Class

...
*/

(function(){

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

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

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

        return newClass;
});

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

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

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

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

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

        return this;
};

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

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

Class.Mutators = {

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

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

})();


/*
---

name: Class.Extras

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

license: MIT-style license.

requires: Class

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

...
*/

(function(){

this.Chain = new Class({

        $chain: [],

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

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

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

});

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

this.Events = new Class({

        $events: {},

        addEvent: function(type, fn, internal){
                type = removeOn(type);

                /*<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--;) this.removeEvent(type, fns[i]);
                }
                return this;
        }

});

this.Options = new Class({

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

});

})();


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

(function(){

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

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

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

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

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

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

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

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

function parser(
        rawMatch,

        separator,
        combinator,
        combinatorChildren,

        tagName,
        id,
        className,

        attributeKey,
        attributeOperator,
        attributeQuote,
        attributeValue,

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

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

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

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

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

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

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

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

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

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

                var test, regexp;

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

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

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

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

        }

        return '';
};

// Slick NS

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

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

Slick.escapeRegExp = escapeRegExp;

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

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


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

(function(){

var local = {};

// Feature / Bug detection

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

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

local.setDocument = function(document){

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

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

        // check if it's the old document

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

        this.isXMLDocument = this.isXML(document);

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

        var starSelectsClosed, starSelectsComments,
                brokenSecondClassNameGEBCN, cachedGetElementsByClassName;

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

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

        if (this.isHTMLDocument){

                testNode.style.display = 'none';

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

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

                this.brokenStarGEBTN = starSelectsComments || starSelectsClosed;

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

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

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

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

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

                this.brokenGEBCN = cachedGetElementsByClassName || brokenSecondClassNameGEBCN;

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

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

        }

        root.removeChild(testNode);
        testNode = null;

        // hasAttribute

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

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

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

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

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

};

// Main Method

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

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

        // context checks

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

        // setup

        var parsed, i;

        var uniques = this.uniques = {};

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

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

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

        // expression checks

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

                // Overrides

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

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

        // cache elements for the nth selectors

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

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

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

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

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

        // default engine

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

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

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

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

                this.bitUniques = {};

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

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

                currentItems = this.found;
        }

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

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

// Utils

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

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

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

// sort based on the setDocument documentSorter method.

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

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

local.cacheNTH = {};

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

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

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

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

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

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

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

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

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

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

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

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

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

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

var combinators = {

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

                var i, item, children;

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

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

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

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

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

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

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

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

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

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

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

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

};

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

var pseudos = {

        /*<pseudo-selectors>*/

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

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

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

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

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

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

        /*<nth-pseudo-selectors>*/

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

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

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

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

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

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

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

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

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

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

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

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

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

        // custom pseudos

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

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

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

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

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

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

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

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

// attributes methods

local.attributeGetters = {

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

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

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

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

};

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

// overrides

local.overrides = [];

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

/*<overrides>*/

/*<query-selector-override>*/

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

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

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

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

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

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

        if (hasOthers) local.sort(found);

        return true;

});

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

/*<tag-override>*/

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

        var nodes = this.getElementsByTagName(tag);

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

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

        if (hasOthers) local.sort(found);

        return true;
});

/*</tag-override>*/

/*<class-override>*/

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

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

/*</class-override>*/

/*<id-override>*/

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

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

/*</id-override>*/

/*</overrides>*/

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

// Slick

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

Slick.version = '0.9dev';

// Slick finder

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

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

// Slick containment checker

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

// Slick attribute getter

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

// Slick matcher

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

// Slick attribute accessor

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

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

// Slick pseudo accessor

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

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

// Slick overrides accessor

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

Slick.isXML = local.isXML;

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

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

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


/*
---

name: Element

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

license: MIT-style license.

requires: [Window, Document, Array, String, Function, Number, Slick.Parser, Slick.Finder]

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

...
*/

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

        if (!props) props = {};

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

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

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

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

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

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

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

        Elements.implement(obj);
});

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

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

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

Element.Constructors = {};

//<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(),

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

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

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

});

(function(){

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

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

Elements.implement(Array.prototype);

Array.mirror(Elements);

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

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

Document.implement({

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

});

})();

Document.implement({

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

        getDocument: function(){
                return this;
        },

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

        id: (function(){

                var types = {

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

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

                        object: function(obj, nocash, doc){
                                if (obj.toElement) return types.element(obj.toElement(doc), nocash);
                                return null;
                        }

                };

                types.textnode = types.whitespace = types.window = types.document = function(zero){
                        return zero;
                };

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

        })()

});

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

Window.implement({

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

        getWindow: function(){
                return this;
        }

});

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

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

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

});

//<1.2compat>

(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);

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);
});

(function(){

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

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

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

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

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

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

var inserters = {

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

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

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

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

};

inserters.inside = inserters.bottom;

//<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>

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

        expression = Slick.parse(expression);

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

        return expression;
};

Element.implement({

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

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

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

        setProperty: function(attribute, value){
                attribute = camels[attribute] || attribute;
                if (value == null) return this.removeProperty(attribute);
                var key = attributes[attribute];
                (key) ? this[key] = value :
                        (bools[attribute]) ? this[attribute] = !!value : this.setAttribute(attribute, '' + value);
                return this;
        },

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

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

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

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

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

        hasClass: function(className){
                return this.className.clean().contains(className, ' ');
        },

        addClass: function(className){
                if (!this.hasClass(className)) this.className = (this.className + ' ' + className).clean();
                return this;
        },

        removeClass: function(className){
                this.className = this.className.replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)'), '$1');
                return this;
        },

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

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

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

                if (fragment) this.appendChild(fragment);

                return this;
        },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

                        Array.from(value).each(function(val){
                                if (typeof val != 'undefined') queryString.push(encodeURIComponent(el.name) + '=' + encodeURIComponent(val));
                        });
                });
                return queryString.join('&');
        },

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

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

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

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

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

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

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

});

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

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

//<1.2compat>

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

//</1.2compat>

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

        addListener: function(type, fn){
                if (type == 'unload'){
                        var old = fn, self = this;
                        fn = function(){
                                self.removeListener('unload', fn);
                                old();
                        };
                } else {
                        collected[this.uid] = this;
                }
                if (this.addEventListener) this.addEventListener(type, fn, false);
                else this.attachEvent('on' + type, fn);
                return this;
        },

        removeListener: function(type, fn){
                if (this.removeEventListener) this.removeEventListener(type, fn, false);
                else this.detachEvent('on' + type, fn);
                return this;
        },

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

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

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

});

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

})();

Element.Properties = {};

//<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();
        }

};

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

Element.Properties.html = (function(){

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

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

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

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

        html.erase = html.set;

        return html;
})();


/*
---

name: Element.Style

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

license: MIT-style license.

requires: Element

provides: Element.Style

...
*/

(function(){

var html = document.html;

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

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

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

Element.Properties.opacity = {

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

                setOpacity(this, opacity);
        },

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

};

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

Element.implement({

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

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

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

        setStyle: function(property, value){
                switch (property){
                        case 'opacity': return this.set('opacity', parseFloat(value));
                        case 'float': property = floatName;
                }
                property = property.camelCase();
                if (typeOf(value) != 'string'){
                        var map = (Element.Styles[property] || '@').split(' ');
                        value = Array.from(value).map(function(val, i){
                                if (!map[i]) return '';
                                return (typeOf(val) == 'number') ? map[i].replace('@', Math.round(val)) : val;
                        }).join(' ');
                } else if (value == String(Number(value))){
                        value = Math.round(value);
                }
    //IE gives 'Invalid property value' errors when you use a wrong CSS syntax, unlike all other browsers
    try
    {
                this.style[property] = value;
    }
    catch(e)
    {
    }
                return this;
        },

        getStyle: function(property){
                switch (property){
                        case 'opacity': return this.get('opacity');
                        case 'float': property = floatName;
                }
                property = property.camelCase();
                var result = this.style[property];
                if (!result || property == 'zIndex'){
                        result = [];
                        for (var style in Element.ShortStyles){
                                if (property != style) continue;
                                for (var s in Element.ShortStyles[style]) result.push(this.getStyle(s));
                                return result.join(' ');
                        }
                        result = this.getComputedStyle(property);
                }
                if (result){
                        result = String(result);
                        var color = result.match(/rgba?\([\d\s,]+\)/);
                        if (color) result = result.replace(color[0], color[0].rgbToHex());
                }
                if (Browser.opera || (Browser.ie && isNaN(parseFloat(result)))){
                        if (property.test(/^(height|width)$/)){
                                var values = (property == 'width') ? ['left', 'right'] : ['top', 'bottom'], size = 0;
                                values.each(function(value){
                                        size += this.getStyle('border-' + value + '-width').toInt() + this.getStyle('padding-' + value).toInt();
                                }, this);
                                return this['offset' + property.capitalize()] - size + 'px';
                        }
                        if (Browser.opera && String(result).indexOf('px') != -1) return result;
                        if (property.test(/(border(.+)Width|margin|padding)/)) return '0px';
                }
                return result;
        },

        setStyles: function(styles){
                for (var style in styles) this.setStyle(style, styles[style]);
                return this;
        },

        getStyles: function(){
                var result = {};
                Array.flatten(arguments).each(function(key){
                        result[key] = this.getStyle(key);
                }, this);
                return result;
        }

});

Element.Styles = {
        left: '@px', top: '@px', bottom: '@px', right: '@px',
        width: '@px', height: '@px', maxWidth: '@px', maxHeight: '@px', minWidth: '@px', minHeight: '@px',
        backgroundColor: 'rgb(@, @, @)', backgroundPosition: '@px @px', color: 'rgb(@, @, @)',
        fontSize: '@px', letterSpacing: '@px', lineHeight: '@px', clip: 'rect(@px @px @px @px)',
        margin: '@px @px @px @px', padding: '@px @px @px @px', border: '@px @ rgb(@, @, @) @px @ rgb(@, @, @) @px @ rgb(@, @, @)',
        borderWidth: '@px @px @px @px', borderStyle: '@ @ @ @', borderColor: 'rgb(@, @, @) rgb(@, @, @) rgb(@, @, @) rgb(@, @, @)',
        zIndex: '@', 'zoom': '@', fontWeight: '@', textIndent: '@px', opacity: '@'
};

//<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.

license: MIT-style license.

requires: [Element, Event]

provides: Element.Event

...
*/

(function(){

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

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

        addEvent: function(type, fn){
                var events = this.retrieve('events', {});
                if (!events[type]) events[type] = {keys: [], values: []};
                if (events[type].keys.contains(fn)) return this;
                events[type].keys.push(fn);
                var realType = type,
                        custom = Element.Events[type],
                        condition = fn,
                        self = this;
                if (custom){
                        if (custom.onAdd) custom.onAdd.call(this, fn);
                        if (custom.condition){
                                condition = function(event){
                                        if (custom.condition.call(this, event)) return fn.call(this, event);
                                        return true;
                                };
                        }
                        realType = custom.base || realType;
                }
                var defn = function(){
                        return fn.call(self);
                };
                var nativeEvent = Element.NativeEvents[realType];
                if (nativeEvent){
                        if (nativeEvent == 2){
                                defn = function(event){
                                        event = new Event(event, self.getWindow());
                                        if (condition.call(self, event) === false) event.stop();
                                };
                        }
                        this.addListener(realType, defn);
                }
                events[type].values.push(defn);
                return this;
        },

        removeEvent: function(type, fn){
                var events = this.retrieve('events');
                if (!events || !events[type]) return this;
                var list = events[type];
                var index = list.keys.indexOf(fn);
                if (index == -1) return this;
                var value = list.values[index];
                delete list.keys[index];
                delete list.values[index];
                var custom = Element.Events[type];
                if (custom){
                        if (custom.onRemove) custom.onRemove.call(this, fn);
                        type = custom.base || type;
                }
                return (Element.NativeEvents[type]) ? this.removeListener(type, value) : this;
        },

        addEvents: function(events){
                for (var event in events) this.addEvent(event, events[event]);
                return this;
        },

        removeEvents: function(events){
                var type;
                if (typeOf(events) == 'object'){
                        for (type in events) this.removeEvent(type, events[type]);
                        return this;
                }
                var attached = this.retrieve('events');
                if (!attached) return this;
                if (!events){
                        for (type in attached) this.removeEvents(type);
                        this.eliminate('events');
                } else if (attached[events]){
                        attached[events].keys.each(function(fn){
                                this.removeEvent(events, fn);
                        }, this);
                        delete attached[events];
                }
                return this;
        },

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

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

        cloneEvents: function(from, type){
                from = document.id(from);
                var events = from.retrieve('events');
                if (!events) return this;
                if (!type){
                        for (var eventType in events) this.cloneEvents(from, eventType);
                } else if (events[type]){
                        events[type].keys.each(function(fn){
                                this.addEvent(type, fn);
                        }, this);
                }
                return this;
        }

});

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

Element.NativeEvents = {
        click: 2, dblclick: 2, mouseup: 2, mousedown: 2, contextmenu: 2, //mouse buttons
        mousewheel: 2, DOMMouseScroll: 2, //mouse wheel
        mouseover: 2, mouseout: 2, mousemove: 2, selectstart: 2, selectend: 2, //mouse movement
        keydown: 2, keypress: 2, keyup: 2, //keyboard
        orientationchange: 2, // mobile
        touchstart: 2, touchmove: 2, touchend: 2, touchcancel: 2, // touch
        gesturestart: 2, gesturechange: 2, gestureend: 2, // gesture
        focus: 2, blur: 2, change: 2, reset: 2, select: 2, submit: 2, //form elements
        load: 2, unload: 1, beforeunload: 2, resize: 1, move: 1, DOMContentLoaded: 1, readystatechange: 1, //window
        error: 1, abort: 1, scroll: 1 //misc
};

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

Element.Events = {

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

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

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

};

//<1.2compat>

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

//</1.2compat>

})();


/*
---

name: Element.Dimensions

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

license: MIT-style license.

credits:
  - Element positioning based on the [qooxdoo](http://qooxdoo.org/) code and smart browser fixes, [LGPL License](http://www.gnu.org/licenses/lgpl.html).
  - Viewport dimensions based on [YUI](http://developer.yahoo.com/yui/) code, [BSD License](http://developer.yahoo.com/yui/license.html).

requires: [Element, Element.Style]

provides: [Element.Dimensions]

...
*/

(function(){

Element.implement({

        scrollTo: function(x, y){
                if (isBody(this)){
                        this.getWindow().scrollTo(x, y);
                } else {
                        this.scrollLeft = x;
                        this.scrollTop = y;
                }
                return this;
        },

        getSize: function(){
                if (isBody(this)) return this.getWindow().getSize();
                return {x: this.offsetWidth, y: this.offsetHeight};
        },

        getScrollSize: function(){
                if (isBody(this)) return this.getWindow().getScrollSize();
                return {x: this.scrollWidth, y: this.scrollHeight};
        },

        getScroll: function(){
                if (isBody(this)) return this.getWindow().getScroll();
                return {x: this.scrollLeft, y: this.scrollTop};
        },

        getScrolls: function(){
                var element = this.parentNode, position = {x: 0, y: 0};
                while (element && !isBody(element)){
                        position.x += element.scrollLeft;
                        position.y += element.scrollTop;
                        element = element.parentNode;
                }
                return position;
        },

        getOffsetParent: function(){
                var element = this;
                if (isBody(element)) return null;
                if (!Browser.ie) return element.offsetParent;
                while ((element = element.parentNode)){
                        if (styleString(element, 'position') != 'static' || isBody(element)) return element;
                }
                return null;
        },

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

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

                var element = this, position = {x: 0, y: 0};
                if (isBody(this)) return position;

                while (element && !isBody(element)){
                        position.x += element.offsetLeft;
                        position.y += element.offsetTop;

                        if (Browser.firefox){
                                if (!borderBox(element)){
                                        position.x += leftBorder(element);
                                        position.y += topBorder(element);
                                }
                                var parent = element.parentNode;
                                if (parent && styleString(parent, 'overflow') != 'visible'){
                                        position.x += leftBorder(parent);
                                        position.y += topBorder(parent);
                                }
                        } else if (element != this && Browser.safari){
                                position.x += leftBorder(element);
                                position.y += topBorder(element);
                        }

                        element = element.offsetParent;
                }
                if (Browser.firefox && !borderBox(this)){
                        position.x -= leftBorder(this);
                        position.y -= topBorder(this);
                }
                return position;
        },

        getPosition: function(relative){
                if (isBody(this)) return {x: 0, y: 0};
                var offset = this.getOffsets(),
                        scroll = this.getScrolls();
                var position = {
                        x: offset.x - scroll.x,
                        y: offset.y - scroll.y
                };

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

        getCoordinates: function(element){
                if (isBody(this)) return this.getWindow().getCoordinates();
                var position = this.getPosition(element),
                        size = this.getSize();
                var obj = {
                        left: position.x,
                        top: position.y,
                        width: size.x,
                        height: size.y
                };
                obj.right = obj.left + obj.width;
                obj.bottom = obj.top + obj.height;
                return obj;
        },

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

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

});


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

        getSize: function(){
                var doc = getCompatElement(this);
                return {x: doc.clientWidth, y: doc.clientHeight};
        },

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

        getScrollSize: function(){
                var doc = getCompatElement(this),
                        min = this.getSize(),
                        body = this.getDocument().body;

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

        getPosition: function(){
                return {x: 0, y: 0};
        },

        getCoordinates: function(){
                var size = this.getSize();
                return {top: 0, left: 0, bottom: size.y, right: size.x, height: size.y, width: size.x};
        }

});

// private methods

var styleString = Element.getComputedStyle;

function styleNumber(element, style){
        return styleString(element, style).toInt() || 0;
};

function borderBox(element){
        return styleString(element, '-moz-box-sizing') == 'border-box';
};

function topBorder(element){
        return styleNumber(element, 'border-top-width');
};

function leftBorder(element){
        return styleNumber(element, 'border-left-width');
};

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

function getCompatElement(element){
        var doc = element.getDocument();
        return (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
};

})();

//aliases
Element.alias({position: 'setPosition'}); //compatability

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

        getHeight: function(){
                return this.getSize().y;
        },

        getWidth: function(){
                return this.getSize().x;
        },

        getScrollTop: function(){
                return this.getScroll().y;
        },

        getScrollLeft: function(){
                return this.getScroll().x;
        },

        getScrollHeight: function(){
                return this.getScrollSize().y;
        },

        getScrollWidth: function(){
                return this.getScrollSize().x;
        },

        getTop: function(){
                return this.getPosition().y;
        },

        getLeft: function(){
                return this.getPosition().x;
        }

});


/*
---

name: Fx

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

license: MIT-style license.

requires: [Chain, Events, Options]

provides: Fx

...
*/

(function(){

var Fx = this.Fx = new Class({

        Implements: [Chain, Events, Options],

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

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

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

        step: function(){
                var time = Date.now();
                if (time < this.time + this.options.duration){
                        var delta = this.transition((time - this.time) / this.options.duration);
                        this.set(this.compute(this.from, this.to, delta));
                } else {
                        this.set(this.compute(this.from, this.to, 1));
                        this.complete();
                }
        },

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

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

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

        start: function(from, to){
                if (!this.check(from, to)) return this;
                var duration = this.options.duration;
                this.options.duration = Fx.Durations[duration] || duration.toInt();
                this.from = from;
                this.to = to;
                this.time = 0;
                this.transition = this.getTransition();
                this.startTimer();
                this.onStart();
                return this;
        },

        complete: function(){
                if (this.stopTimer()) this.onComplete();
                return this;
        },

        cancel: function(){
                if (this.stopTimer()) this.onCancel();
                return this;
        },

        onStart: function(){
                this.fireEvent('start', this.subject);
        },

        onComplete: function(){
                this.fireEvent('complete', this.subject);
                if (!this.callChain()) this.fireEvent('chainComplete', this.subject);
        },

        onCancel: function(){
                this.fireEvent('cancel', this.subject).clearChain();
        },

        pause: function(){
                this.stopTimer();
                return this;
        },

        resume: function(){
                this.startTimer();
                return this;
        },

        stopTimer: function(){
                if (!this.timer) return false;
                this.time = Date.now() - this.time;
                this.timer = removeInstance(this);
                return true;
        },

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

});

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

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

// global timers

var instances = {}, timers = {};

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

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

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

})();


/*
---

name: Fx.CSS

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

license: MIT-style license.

requires: [Fx, Element.Style]

provides: Fx.CSS

...
*/

Fx.CSS = new Class({

        Extends: Fx,

        //prepares the base from/to object

        prepare: function(element, property, values){
                values = Array.from(values);
                if (values[1] == null){
                        values[1] = values[0];
                        values[0] = element.getStyle(property);
                }
                var parsed = values.map(this.parse);
                return {from: parsed[0], to: parsed[1]};
        },

        //parses a value into an array

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

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

        compute: function(from, to, delta){
                var computed = [];
                (Math.min(from.length, to.length)).times(function(i){
                        computed.push({value: from[i].parser.compute(from[i].value, to[i].value, delta), parser: from[i].parser});
                });
                computed.$family = Function.from('fx:css:value');
                return computed;
        },

        //serves the value as settable

        serve: function(value, unit){
                if (typeOf(value) != 'fx:css:value') value = this.parse(value);
                var returned = [];
                value.each(function(bit){
                        returned = returned.concat(bit.parser.serve(bit.value, unit));
                });
                return returned;
        },

        //renders the change to an element

        render: function(element, property, value, unit){
                element.setStyle(property, this.serve(value, unit));
        },

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

        search: function(selector){
                if (Fx.CSS.Cache[selector]) return Fx.CSS.Cache[selector];
                var to = {};
                Array.each(document.styleSheets, function(sheet, j){
                        var href = sheet.href;
                        if (href && href.contains('://') && !href.contains(document.domain)) return;
                        var rules = sheet.rules || sheet.cssRules;
                        Array.each(rules, function(rule, i){
                                if (!rule.style) return;
                                var selectorText = (rule.selectorText) ? rule.selectorText.replace(/^\w+/, function(m){
                                        return m.toLowerCase();
                                }) : null;
                                if (!selectorText || !selectorText.test('^' + selector + '$')) return;
                                Element.Styles.each(function(value, style){
                                        if (!rule.style[style] || Element.ShortStyles[style]) return;
                                        value = String(rule.style[style]);
                                        to[style] = (value.test(/^rgb/)) ? value.rgbToHex() : value;
                                });
                        });
                });
                return Fx.CSS.Cache[selector] = to;
        }

});

Fx.CSS.Cache = {};

Fx.CSS.Parsers = {

        Color: {
                parse: function(value){
                        if (value.match(/^#[0-9a-f]{3,6}$/i)) return value.hexToRgb(true);
                        return ((value = value.match(/(\d+),\s*(\d+),\s*(\d+)/))) ? [value[1], value[2], value[3]] : false;
                },
                compute: function(from, to, delta){
                        return from.map(function(value, i){
                                return Math.round(Fx.compute(from[i], to[i], delta));
                        });
                },
                serve: function(value){
                        return value.map(Number);
                }
        },

        Number: {
                parse: parseFloat,
                compute: Fx.compute,
                serve: function(value, unit){
                        return (unit) ? value + unit : value;
                }
        },

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

};

//<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(arguments);
                return this;
        },

        fade: function(how){
                var fade = this.get('tween'), o = 'opacity', toggle;
                how = [how, 'toggle'].pick();
                switch (how){
                        case 'in': fade.start(o, 1); break;
                        case 'out': fade.start(o, 0); break;
                        case 'show': fade.set(o, 1); break;
                        case 'hide': fade.set(o, 0); break;
                        case 'toggle':
                                var flag = this.retrieve('fade:flag', this.get('opacity') == 1);
                                fade.start(o, (flag) ? 0 : 1);
                                this.store('fade:flag', !flag);
                                toggle = true;
                        break;
                        default: fade.start(o, arguments);
                }
                if (!toggle) this.eliminate('fade:flag');
                return this;
        },

        highlight: function(start, end){
                if (!end){
                        end = this.retrieve('highlight:original', this.getStyle('background-color'));
                        end = (end == 'transparent') ? '#fff' : end;
                }
                var tween = this.get('tween');
                tween.start('background-color', start || '#ffff88', end).chain(function(){
                        this.setStyle('background-color', this.retrieve('highlight:original'));
                        tween.callChain();
                }.bind(this));
                return this;
        }

});


/*
---

name: Fx.Morph

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

license: MIT-style license.

requires: Fx.CSS

provides: Fx.Morph

...
*/

Fx.Morph = new Class({

        Extends: Fx.CSS,

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

        set: function(now){
                if (typeof now == 'string') now = this.search(now);
                for (var p in now) this.render(this.element, p, now[p], this.options.unit);
                return this;
        },

        compute: function(from, to, delta){
                var now = {};
                for (var p in from) now[p] = this.parent(from[p], to[p], delta);
                return now;
        },

        start: function(properties){
                if (!this.check(properties)) return this;
                if (typeof properties == 'string') properties = this.search(properties);
                var from = {}, to = {};
                for (var p in properties){
                        var parsed = this.prepare(this.element, p, properties[p]);
                        from[p] = parsed.from;
                        to[p] = parsed.to;
                }
                return this.parent(from, to);
        }

});

Element.Properties.morph = {

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

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

};

Element.implement({

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

});


/*
---

name: Fx.Transitions

description: Contains a set of advanced transitions to be used with any of the Fx Classes.

license: MIT-style license.

credits:
  - Easing Equations by Robert Penner, <http://www.robertpenner.com/easing/>, modified and optimized to be used with MooTools.

requires: Fx

provides: Fx.Transitions

...
*/

Fx.implement({

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

});

Fx.Transition = function(transition, params){
        params = Array.from(params);
        return Object.append(transition, {
                easeIn: function(pos){
                        return transition(pos, params);
                },
                easeOut: function(pos){
                        return 1 - transition(1 - pos, params);
                },
                easeInOut: function(pos){
                        return (pos <= 0.5) ? transition(2 * pos, params) / 2 : (2 - transition(2 * (1 - pos), params)) / 2;
                }
        });
};

Fx.Transitions = {

        linear: function(zero){
                return zero;
        }

};

//<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.sin((1 - p) * Math.PI / 2);
        },

        Back: function(p, x){
                x = x && x[0] || 1.618;
                return Math.pow(p, 2) * ((x + 1) * p - x);
        },

        Bounce: function(p){
                var value;
                for (var a = 0, b = 1; 1; a += b, b /= 2){
                        if (p >= (7 - 4 * a) / 11){
                                value = b * b - Math.pow((11 - 6 * a - 11 * p) / 4, 2);
                                break;
                        }
                }
                return value;
        },

        Elastic: function(p, x){
                return Math.pow(2, 10 * --p) * Math.cos(20 * p * Math.PI * (x && x[0] || 1) / 3);
        }

});

['Quad', 'Cubic', 'Quart', 'Quint'].each(function(transition, i){
        Fx.Transitions[transition] = new Fx.Transition(function(p){
                return Math.pow(p, [i + 2]);
        });
});


/*
---

name: Request

description: Powerful all purpose Request Class. Uses XMLHTTPRequest.

license: MIT-style license.

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

provides: Request

...
*/

(function(){

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

var Request = this.Request = new Class({

        Implements: [Chain, Events, Options],

        options: {/*
                onRequest: function(){},
                onLoadstart: function(event, xhr){},
                onProgress: function(event, xhr){},
                onComplete: function(){},
                onCancel: function(){},
                onSuccess: function(responseText, responseXML){},
                onFailure: function(xhr){},
                onException: function(headerName, value){},
                onTimeout: function(){},
                user: '',
                password: '',*/
                url: '',
                data: '',
                headers: {
                        'X-Requested-With': 'XMLHttpRequest',
                        'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
                },
                async: true,
                format: false,
                method: 'post',
                link: 'ignore',
                isSuccess: null,
                emulation: true,
                urlEncoded: true,
                encoding: 'utf-8',
                evalScripts: false,
                evalResponse: false,
                timeout: 0,
                noCache: false
        },

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

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

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

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

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

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

        success: function(text, xml){
                this.onSuccess(this.processScripts(text), xml);
        },

        onSuccess: function(){
                this.fireEvent('complete', arguments).fireEvent('success', arguments).callChain();
        },

        failure: function(){
                this.onFailure();
        },

        onFailure: function(){
                this.fireEvent('complete').fireEvent('failure', this.xhr);
        },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

});

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

Request.implement(methods);

Element.Properties.send = {

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

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

};

Element.implement({

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

});

})();

/*
---

name: Request.HTML

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

license: MIT-style license.

requires: [Element, Request]

provides: Request.HTML

...
*/

Request.HTML = new Class({

        Extends: Request,

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

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

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

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

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

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

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

});

Element.Properties.load = {

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

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

};

Element.implement({

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

});


/*
---

name: JSON

description: JSON encoder and decoder.

license: MIT-style license.

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

requires: [Array, String, Number, Function]

provides: JSON

...
*/

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

//<1.2compat>

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

//</1.2compat>

Object.append(JSON, {

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

        $replaceChars: function(chr){
                return JSON.$specialChars[chr] || '\\u00' + Math.floor(chr.charCodeAt() / 16).toString(16) + (chr.charCodeAt() % 16).toString(16);
        },

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

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

});


/*
---

name: Request.JSON

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

license: MIT-style license.

requires: [Request, JSON]

provides: Request.JSON

...
*/

Request.JSON = new Class({

        Extends: Request,

        options: {
                secure: true
        },

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

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

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

});


/*
---

name: Cookie

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

license: MIT-style license.

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

requires: Options

provides: Cookie

...
*/

var Cookie = new Class({

        Implements: Options,

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

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

        write: function(value){
                if (this.options.encode) value = encodeURIComponent(value);
                if (this.options.domain) value += '; domain=' + this.options.domain;
                if (this.options.path) value += '; path=' + this.options.path;
                if (this.options.duration){
                        var date = new Date();
                        date.setTime(date.getTime() + this.options.duration * 24 * 60 * 60 * 1000);
                        value += '; expires=' + date.toGMTString();
                }
                if (this.options.secure) value += '; secure';
                this.options.document.cookie = this.key + '=' + value;
                return this;
        },

        read: function(){
                var value = this.options.document.cookie.match('(?:^|;)\\s*' + this.key.escapeRegExp() + '=([^;]*)');
                return (value) ? decodeURIComponent(value[1]) : null;
        },

        dispose: function(){
                new Cookie(this.key, Object.merge({}, this.options, {duration: -1})).write('');
                return this;
        }

});

Cookie.write = function(key, value, options){
        return new Cookie(key, options).write(value);
};

Cookie.read = function(key){
        return new Cookie(key).read();
};

Cookie.dispose = function(key, options){
        return new Cookie(key, options).dispose();
};


/*
---

name: DOMReady

description: Contains the custom event domready.

license: MIT-style license.

requires: [Browser, Element, Element.Event]

provides: [DOMReady, DomReady]

...
*/

(function(window, document){

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

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

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

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

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

        return false;
};

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

document.addListener('DOMContentLoaded', domready);

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

                return false;
        });
        shouldPoll = true;
}

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

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

if (shouldPoll) poll();

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

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

                return true;
        }
};

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

})(window, document);


/*
---

name: Swiff

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

license: MIT-style license.

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

requires: [Options, Object]

provides: Swiff

...
*/

(function(){

var id = 0;

var Swiff = this.Swiff = new Class({

        Implements: Options,

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

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

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

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

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

                var params = options.params, vars = options.vars, callBacks = options.callBacks;
                var properties = Object.append({height: options.height, width: options.width}, options.properties);

                var self = this;

                for (var callBack in callBacks){
                        Swiff.CallBacks[this.instance][callBack] = (function(option){
                                return function(){
                                        return option.apply(self.object, arguments);
                                };
                        })(callBacks[callBack]);
                        vars[callBack] = 'Swiff.CallBacks.' + this.instance + '.' + callBack;
                }

                params.flashVars = Object.toQueryString(vars);
                if (Browser.ie){
                        properties.classid = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
                        params.movie = path;
                } else {
                        properties.type = 'application/x-shockwave-flash';
                }
                properties.data = path;

                var build = '<object id="' + id + '"';
                for (var property in properties) build += ' ' + property + '="' + properties[property] + '"';
                build += '>';
                for (var param in params){
                        if (params[param]) build += '<param name="' + param + '" value="' + params[param] + '" />';
                }
                build += '</object>';
                this.object = ((container) ? container.empty() : new Element('div')).set('html', build).firstChild;
        },

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

        inject: function(element){
                document.id(element, true).appendChild(this.toElement());
                return this;
        },

        remote: function(){
                return Swiff.remote.apply(Swiff, [this.toElement()].extend(arguments));
        }

});

Swiff.CallBacks = {};

Swiff.remote = function(obj, fn){
        var rs = obj.CallFunction('<invoke name="' + fn + '" returntype="javascript">' + __flash__argumentsToXML(arguments, 2) + '</invoke>');
        return eval(rs);
};

})();