//MooTools, My Object Oriented Javascript Tools. Copyright (c) 2006 Valerio Proietti, <http://mad4milk.net>, MIT Style License.

var MooTools =
    {
    version: '1.11'
    };

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

    if (obj.htmlElement)
        return 'element';

    var type = typeof obj;

    if (type == 'object' && obj.nodeName)
    {
        switch (obj.nodeType)
        {
            case 1: return 'element';

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

    if (type == 'object' || type == 'function')
    {
        switch (obj.constructor)
        {
            case Array: return 'array';

            case RegExp: return 'regexp';

            case Class: return 'class';
        }

        if (typeof obj.length == 'number')
        {
            if (obj.item)
                return 'collection';

            if (obj.callee)
                return 'arguments';
        }
    }
    return type;
};
function $merge()
{
    var mix = {
    };

    for (var i = 0; i < arguments.length; i++)
    {
        for (var property in arguments[i])
        {
            var ap = arguments[i][property];
            var mp = mix[property];

            if (mp && $type(ap) == 'object' && $type(mp) == 'object')
                mix[property] = $merge(mp, ap);

            else
                mix[property] = ap;
        }
    }
    return mix;
};
var $extend = function()
{
    var args = arguments;

    if (! args[1])
        args =
            [
            this,
            args[0]
            ];

    for (var property in args[1])
        args[0][property] = args[1][property];
    return args[0];
};
var $native = function()
{
    for (var i = 0, l = arguments.length; i < l; i++)
    {
        arguments[i].extend = function(props)
        {
            for (var prop in props)
            {
                if (! this.prototype[prop])
                    this.prototype[prop] = props[prop];

                if (! this[prop])
                    this[prop] = $native.generic(prop);
            }
        };
    }
};
$native.generic = function(prop)
{
    return function(bind)
    {
        return this.prototype[prop].apply(bind, Array.prototype.slice.call(arguments, 1));
    };
};
$native(Function, Array, String, Number);
function $chk(obj)
{
    return ! !(obj || obj === 0);
};
function $pick(obj, picked)
{
    return $defined(obj) ? obj : picked;
};
function $random(min, max)
{
    return Math.floor(Math.random() * (max - min + 1) + min);
};
function $time()
{
    return new Date().getTime();
};
function $clear(timer)
{
    clearTimeout(timer);
    clearInterval(timer);
    return null;
};
var Abstract = function(obj)
{
    obj = obj || {
    };

    obj.extend = $extend;
    return obj;
};
var Window = new Abstract(window);
var Document = new Abstract(document);
document.head = document.getElementsByTagName('head')[0];
window.xpath = ! !(document.evaluate);

if (window.ActiveXObject)
    window.ie = window[window.XMLHttpRequest ? 'ie7' : 'ie6'] = true;

else if (document.childNodes && ! document.all && ! navigator.taintEnabled)
    window.webkit = window[window.xpath ? 'webkit420' : 'webkit419'] = true;

else if (document.getBoxObjectFor != null)
    window.gecko = true;
window.khtml = window.webkit;
Object.extend = $extend;

if (typeof HTMLElement == 'undefined')
{
    var HTMLElement = function()
    {
    };

    if (window.webkit)
        document.createElement("iframe");
    HTMLElement.prototype = (window.webkit) ? window["[[DOMElement.prototype]]"] : {
    };
}

HTMLElement.prototype.htmlElement = function()
{
};

if (window.ie6)
    try
    {
        document.execCommand("BackgroundImageCache", false, true);
    }
    catch (e)
    {
    }
;
var Class = function(properties)
{
    var klass = function()
    {
        return(arguments[0] !== null && this.initialize && $type(this.initialize) == 'function')
            ? this.initialize.apply(this, arguments)
            : this;
    };
    $extend(klass, this);
    klass.prototype = properties;
    klass.constructor = Class;
    return klass;
};
Class.empty = function()
{
};

Class.prototype =
    {
    extend: function(properties)
    {
        var proto = new this(null);

        for (var property in properties)
        {
            var pp = proto[property];
            proto[property] = Class.Merge(pp, properties[property]);
        }
        return new Class(proto);
    },
    implement: function()
    {
        for (var i = 0, l = arguments.length; i < l; i++)
            $extend(this.prototype, arguments[i]);
    }
    };
Class.Merge = function(previous, current)
{
    if (previous && previous != current)
    {
        var type = $type(current);

        if (type != $type(previous))
            return current;

        switch (type)
        {
            case 'function':
                var merged = function()
                {
                    this.parent = arguments.callee.parent;
                    return current.apply(this, arguments);
                };
                merged.parent = previous;
                return merged;

            case 'object': return $merge(previous, current);
        }
    }
    return current;
};
var Chain = new Class(
    {
    chain: function(fn)
    {
        this.chains = this.chains || [];
        this.chains.push(fn);
        return this;
    },
    callChain: function()
    {
        if (this.chains && this.chains.length)
            this.chains.shift().delay(10, this);
    },
    clearChain: function()
    {
        this.chains = [];
    }
    });
var Events = new Class(
    {
    addEvent: function(type, fn)
    {
        if (fn != Class.empty)
        {
            this.$events = this.$events || {
            };

            this.$events[type] = this.$events[type] || [];
            this.$events[type].include(fn);
        }
        return this;
    },
    fireEvent: function(type, args, delay)
    {
        if (this.$events && this.$events[type])
        {
            this.$events[type].each(function(fn)
            {
                fn.create(
                    {
                    'bind': this,
                    'delay': delay,
                    'arguments': args
                    })();
            }, this);
        }

        return this;
    },
    removeEvent: function(type, fn)
    {
        if (this.$events && this.$events[type])
            this.$events[type].remove(fn);
        return this;
    }
    });
var Options = new Class(
    {
    setOptions: function()
    {
        this.options = $merge.apply(null, [this.options].extend(arguments));

        if (this.addEvent)
        {
            for (var option in this.options)
            {
                if ($type(this.options[option] == 'function') && (/^on[A-Z]/).test(option))
                    this.addEvent(option, this.options[option]);
            }
        }
        return this;
    }
    });
Array.extend(
    {
    forEach: function(fn, bind)
    {
        for (var i = 0, j = this.length; i < j; i++)
            fn.call(bind, this[i], i, this);
    },
    filter: function(fn, bind)
    {
        var results = [];

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

        for (var i = 0, j = this.length; i < j; i++)
            results[i] = fn.call(bind, this[i], i, this);
        return results;
    },
    every: function(fn, bind)
    {
        for (var i = 0, j = this.length; i < j; i++)
        {
            if (! fn.call(bind, this[i], i, this))
                return false;
        }
        return true;
    },
    some: function(fn, bind)
    {
        for (var i = 0, j = this.length; i < j; i++)
        {
            if (fn.call(bind, this[i], i, this))
                return true;
        }
        return false;
    },
    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;
    },
    copy: function(start, length)
    {
        start = start || 0;

        if (start < 0)
            start = this.length + start;
        length = length || (this.length - start);
        var newArray = [];

        for (var i = 0; i < length; i++)
            newArray[i] = this[start++];
        return newArray;
    },
    remove: function(item)
    {
        var i = 0;
        var len = this.length;

        while (i < len)
        {
            if (this[i] === item)
            {
                this.splice(i, 1);
                len--;
            }

            else
            {
                i++;
            }
        }
        return this;
    },
    contains: function(item, from)
    {
        return this.indexOf(item, from) != - 1;
    },
    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;
    },
    extend: function(array)
    {
        for (var i = 0, j = array.length; i < j; i++)
            this.push(array[i]);
        return this;
    },
    merge: function(array)
    {
        for (var i = 0, l = array.length; i < l; i++)
            this.include(array[i]);
        return this;
    },
    include: function(item)
    {
        if (! this.contains(item))
            this.push(item);
        return this;
    },
    getRandom: function()
    {
        return this[$random(0, this.length - 1)] || null;
    },
    getLast: function()
    {
        return this[this.length - 1] || null;
    }
    });
Array.prototype.each = Array.prototype.forEach;
Array.each = Array.forEach;
function $A(array)
{
    return Array.copy(array);
};
function $each(iterable, fn, bind)
{
    if (iterable && typeof iterable.length == 'number' && $type(iterable) != 'object')
    {
        Array.forEach(iterable, fn, bind);
    }

    else
    {
        for (var name in iterable)
            fn.call(bind || iterable, iterable[name], name);
    }
};
Array.prototype.test = Array.prototype.contains;
String.extend(
    {
    test: function(regex, params)
    {
        return(($type(regex) == 'string') ? new RegExp(regex, params) : regex).test(this);
    },
    toInt: function()
    {
        return parseInt(this, 10);
    },
    toFloat: function()
    {
        return parseFloat(this);
    },
    camelCase: function()
    {
        return this.replace(/-\D/g, function(match)
        {
            return match.charAt(1).toUpperCase();
        });
    },
    hyphenate: function()
    {
        return this.replace(/\w[A-Z]/g, function(match)
        {
            return(match.charAt(0) + '-' + match.charAt(1).toLowerCase());
        });
    },
    capitalize: function()
    {
        return this.replace(/\b[a-z]/g, function(match)
        {
            return match.toUpperCase();
        });
    },
    trim: function()
    {
        return this.replace(/^\s+|\s+$/g, '');
    },
    clean: function()
    {
        return this.replace(/\s{2,}/g, ' ').trim();
    },
    rgbToHex: function(array)
    {
        var rgb = this.match(/\d{1,3}/g);
        return(rgb) ? rgb.rgbToHex(array) : false;
    },
    hexToRgb: function(array)
    {
        var hex = this.match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);
        return(hex) ? hex.slice(1).hexToRgb(array) : false;
    },
    contains: function(string, s)
    {
        return(s) ? (s + this + s).indexOf(s + string + s) > - 1 : this.indexOf(string) > - 1;
    },
    escapeRegExp: function()
    {
        return this.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
    }
    });
Array.extend(
    {
    rgbToHex: function(array)
    {
        if (this.length < 3)
            return false;

        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('');
    },
    hexToRgb: function(array)
    {
        if (this.length != 3)
            return false;
        var rgb = [];

        for (var i = 0; i < 3; i++)
        {
            rgb.push(parseInt((this[i].length == 1) ? this[i] + this[i] : this[i], 16));
        }
        return array ? rgb : 'rgb(' + rgb.join(',') + ')';
    }
    });
Function.extend(
    {
    create: function(options)
    {
        var fn = this;
        options = $merge(
            {
            'bind': fn,
            'event': false,
            'arguments': null,
            'delay': false,
            'periodical': false,
            'attempt': false
            }, options);

        if ($chk(options.arguments) && $type(options.arguments) != 'array')
            options.arguments = [options.arguments];
        return function(event)
        {
            var args;

            if (options.event)
            {
                event = event || window.event;
                args = [(options.event === true) ? event : new options.event(event)];

                if (options.arguments)
                    args.extend(options.arguments);
            }

            else
                args = options.arguments || arguments;
            var returns = function()
            {
                return fn.apply($pick(options.bind, fn), args);
            };

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

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

            if (options.attempt)
                try
                {
                    return returns();
                }
                catch (err)
                {
                    return false;
                }
            ;
            return returns();
        };
    },
    pass: function(args, bind)
    {
        return this.create(
            {
            'arguments': args,
            'bind': bind
            });
    },
    attempt: function(args, bind)
    {
        return this.create(
            {
            'arguments': args,
            'bind': bind,
            'attempt': true
            })();
    },
    bind: function(bind, args)
    {
        return this.create(
            {
            'bind': bind,
            'arguments': args
            });
    },
    bindAsEventListener: function(bind, args)
    {
        return this.create(
            {
            'bind': bind,
            'event': true,
            'arguments': args
            });
    },
    delay: function(delay, bind, args)
    {
        return this.create(
            {
            'delay': delay,
            'bind': bind,
            'arguments': args
            })();
    },
    periodical: function(interval, bind, args)
    {
        return this.create(
            {
            'periodical': interval,
            'bind': bind,
            'arguments': args
            })();
    }
    });

Number.extend(
    {
    toInt: function()
    {
        return parseInt(this);
    },
    toFloat: function()
    {
        return parseFloat(this);
    },
    limit: function(min, max)
    {
        return Math.min(max, Math.max(min, this));
    },
    round: function(precision)
    {
        precision = Math.pow(10, precision || 0);
        return Math.round(this * precision) / precision;
    },
    times: function(fn)
    {
        for (var i = 0; i < this; i++)
            fn(i);
    }
    });
var Element = new Class(
    {
    initialize: function(el, props)
    {
        if ($type(el) == 'string')
        {
            if (window.ie && props && (props.name || props.type))
            {
                var name = (props.name) ? ' name="' + props.name + '"' : '';
                var type = (props.type) ? ' type="' + props.type + '"' : '';
                delete props.name;
                delete props.type;
                el = '<' + el + name + type + '>';
            }
            el = document.createElement(el);
        }
        el = $(el);
        return(! props || ! el) ? el : el.set(props);
    }
    });
var Elements = new Class(
    {
    initialize: function(elements)
    {
        return(elements) ? $extend(elements, this) : this;
    }
    });
Elements.extend = function(props)
{
    for (var prop in props)
    {
        this.prototype[prop] = props[prop];
        this[prop] = $native.generic(prop);
    }
};
function $(el)
{
    if (! el)
        return null;

    if (el.htmlElement)
        return Garbage.collect(el);

    if (
        [
        window,
        document
        ].contains(el))
        return el;

    var type = $type(el);

    if (type == 'string')
    {
        el = document.getElementById(el);
        type = (el) ? 'element' : false;
    }

    if (type != 'element')
        return null;

    if (el.htmlElement)
        return Garbage.collect(el);

    if (
        [
        'object',
        'embed'
        ].contains(el.tagName.toLowerCase()))
        return el;
    $extend(el, Element.prototype);
    el.htmlElement = function()
    {
    };

    return Garbage.collect(el);
};
document.getElementsBySelector = document.getElementsByTagName;
function $$()
{
    var elements = [];

    for (var i = 0, j = arguments.length; i < j; i++)
    {
        var selector = arguments[i];

        switch ($type(selector))
        {
            case 'element': elements.push(selector);

            case 'boolean': break;

            case false: break;

            case 'string': selector = document.getElementsBySelector(selector, true);

            default: elements.extend(selector);
        }
    }
    return $$.unique(elements);
};
$$.unique = function(array)
{
    var elements = [];

    for (var i = 0, l = array.length; i < l; i++)
    {
        if (array[i].$included)
            continue;

        var element = $(array[i]);

        if (element && ! element.$included)
        {
            element.$included = true;
            elements.push(element);
        }
    }

    for (var n = 0, d = elements.length; n < d; n++)
        elements[n].$included = null;
    return new Elements(elements);
};
Elements.Multi = function(property)
{
    return function()
    {
        var args = arguments;
        var items = [];
        var elements = true;

        for (var i = 0, j = this.length, returns; i < j; i++)
        {
            returns = this[i][property].apply(this[i], args);

            if ($type(returns) != 'element')
                elements = false;
            items.push(returns);
        };
        return(elements) ? $$.unique(items) : items;
    };
};
Element.extend = function(properties)
{
    for (var property in properties)
    {
        HTMLElement.prototype[property] = properties[property];
        Element.prototype[property] = properties[property];
        Element[property] = $native.generic(property);
        var elementsProperty = (Array.prototype[property]) ? property + 'Elements' : property;
        Elements.prototype[elementsProperty] = Elements.Multi(property);
    }
};
Element.extend(
    {
    set: function(props)
    {
        for (var prop in props)
        {
            var val = props[prop];

            switch (prop)
            {
                case 'styles':
                    this.setStyles(val);
                    break;

                case 'events':
                    if (this.addEvents)
                        this.addEvents(val);
                    break;

                case 'properties':
                    this.setProperties(val);
                    break;

                default: this.setProperty(prop, val);
            }
        }
        return this;
    },
    inject: function(el, where)
    {
        el = $(el);

        switch (where)
        {
            case 'before':
                el.parentNode.insertBefore(this, el);
                break;

            case 'after':
                var next = el.getNext();

                if (! next)
                    el.parentNode.appendChild(this);

                else
                    el.parentNode.insertBefore(this, next);
                break;

            case 'top':
                var first = el.firstChild;

                if (first)
                {
                    el.insertBefore(this, first);
                    break;
                }

            default: el.appendChild(this);
        }
        return this;
    },
    injectBefore: function(el)
    {
        return this.inject(el, 'before');
    },
    injectAfter: function(el)
    {
        return this.inject(el, 'after');
    },
    injectInside: function(el)
    {
        return this.inject(el, 'bottom');
    },
    injectTop: function(el)
    {
        return this.inject(el, 'top');
    },
    adopt: function()
    {
        var elements = [];
        $each(arguments, function(argument)
        {
            elements = elements.concat(argument);
        });
        $$(elements).inject(this);
        return this;
    },
    remove: function()
    {
        return this.parentNode.removeChild(this);
    },
    clone: function(contents)
    {
        var el = $(this.cloneNode(contents !== false));

        if (! el.$events)
            return el;

        el.$events = {
        };

        for (var type in this.$events)
            el.$events[type] =
                {
                'keys': $A(this.$events[type].keys),
                'values': $A(this.$events[type].values)
                };

        return el.removeEvents();
    },
    replaceWith: function(el)
    {
        el = $(el);
        this.parentNode.replaceChild(el, this);
        return el;
    },
    appendText: function(text)
    {
        this.appendChild(document.createTextNode(text));
        return this;
    },
    hasClass: function(className)
    {
        return this.className.contains(className, ' ');
    },
    addClass: function(className)
    {
        if (! this.hasClass(className))
            this.className = (this.className + ' ' + className).clean();
        return this;
    },
    removeClass: function(className)
    {
        this.className = this.className.replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)'), '$1').clean();
        return this;
    },
    toggleClass: function(className)
    {
        return this.hasClass(className) ? this.removeClass(className) : this.addClass(className);
    },
    setStyle: function(property, value)
    {
        switch (property)
        {
            case 'opacity': return this.setOpacity(parseFloat(value));

            case 'float': property = (window.ie) ? 'styleFloat' : 'cssFloat';
        }
        property = property.camelCase();

        switch ($type(value))
        {
            case 'number':
                if (!
                    [
                    'zIndex',
                    'zoom'
                    ].contains(property))
                    value += 'px';
                break;

            case 'array': value = 'rgb(' + value.join(',') + ')';
        }
        this.style[property] = value;
        return this;
    },
    setStyles: function(source)
    {
        switch ($type(source))
        {
            case 'object':
                Element.setMany(this, 'setStyle', source);
                break;

            case 'string': this.style.cssText = source;
        }
        return this;
    },
    setOpacity: function(opacity)
    {
        if (opacity == 0)
        {
            if (this.style.visibility != "hidden")
                this.style.visibility = "hidden";
        }

        else
        {
            if (this.style.visibility != "visible")
                this.style.visibility = "visible";
        }

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

        if (window.ie)
            this.style.filter = (opacity == 1) ? '' : "alpha(opacity=" + opacity * 100 + ")";
        this.style.opacity = this.$tmp.opacity = opacity;
        return this;
    },
    getStyle: function(property)
    {
        property = property.camelCase();
        var result = this.style[property];

        if (! $chk(result))
        {
            if (property == 'opacity')
                return this.$tmp.opacity;
            result = [];

            for (var style in Element.Styles)
            {
                if (property == style)
                {
                    Element.Styles[style].each(function(s)
                    {
                        var style = this.getStyle(s);
                        result.push(parseInt(style) ? style : '0px');
                    }, this);

                    if (property == 'border')
                    {
                        var every = result.every(function(bit)
                        {
                            return(bit == result[0]);
                        });
                        return(every) ? result[0] : false;
                    }
                    return result.join(' ');
                }
            }

            if (property.contains('border'))
            {
                if (Element.Styles.border.contains(property))
                {
                    return [
                    'Width',
                    'Style',
                    'Color'
                    ].map(function(p)
                    {
                        return this.getStyle(property + p);
                    }, this).join(' ');
                }

                else if (Element.borderShort.contains(property))
                {
                    return [
                    'Top',
                    'Right',
                    'Bottom',
                    'Left'
                    ].map(function(p)
                    {
                        return this.getStyle('border' + p + property.replace('border', ''));
                    }, this).join(' ');
                }
            }

            if (document.defaultView)
                result = document.defaultView.getComputedStyle(this, null).getPropertyValue(property.hyphenate());

            else if (this.currentStyle)
                result = this.currentStyle[property];
        }

        if (window.ie)
            result = Element.fixStyle(property, result, this);

        if (result && property.test(/color/i) && result.contains('rgb'))
        {
            return result.split('rgb').splice(1, 4).map(function(color)
            {
                return color.rgbToHex();
            }).join(' ');
        }
        return result;
    },
    getStyles: function()
    {
        return Element.getMany(this, 'getStyle', arguments);
    },
    walk: function(brother, start)
    {
        brother += 'Sibling';
        var el = (start) ? this[start] : this[brother];

        while (el && $type(el) != 'element')
            el = el[brother];
        return $(el);
    },
    getPrevious: function()
    {
        return this.walk('previous');
    },
    getNext: function()
    {
        return this.walk('next');
    },
    getFirst: function()
    {
        return this.walk('next', 'firstChild');
    },
    getLast: function()
    {
        return this.walk('previous', 'lastChild');
    },
    getParent: function()
    {
        return $(this.parentNode);
    },
    getChildren: function()
    {
        return $$(this.childNodes);
    },
    hasChild: function(el)
    {
        return ! ! $A(this.getElementsByTagName('*')).contains(el);
    },
    getProperty: function(property)
    {
        var index = Element.Properties[property];

        if (index)
            return this[index];

        var flag = Element.PropertiesIFlag[property] || 0;

        if (! window.ie || flag)
            return this.getAttribute(property, flag);
        var node = this.attributes[property];
        return(node) ? node.nodeValue : null;
    },
    removeProperty: function(property)
    {
        var index = Element.Properties[property];

        if (index)
            this[index] = '';

        else
            this.removeAttribute(property);
        return this;
    },
    getProperties: function()
    {
        return Element.getMany(this, 'getProperty', arguments);
    },
    setProperty: function(property, value)
    {
        var index = Element.Properties[property];

        if (index)
            this[index] = value;

        else
            this.setAttribute(property, value);
        return this;
    },
    setProperties: function(source)
    {
        return Element.setMany(this, 'setProperty', source);
    },
    setHTML: function()
    {
        this.innerHTML = $A(arguments).join('');
        return this;
    },
    setText: function(text)
    {
        var tag = this.getTag();

        if (
            [
            'style',
            'script'
            ].contains(tag))
        {
            if (window.ie)
            {
                if (tag == 'style')
                    this.styleSheet.cssText = text;

                else if (tag == 'script')
                    this.setProperty('text', text);
                return this;
            }

            else
            {
                this.removeChild(this.firstChild);
                return this.appendText(text);
            }
        }
        this[$defined(this.innerText) ? 'innerText' : 'textContent'] = text;
        return this;
    },
    getText: function()
    {
        var tag = this.getTag();

        if (
            [
            'style',
            'script'
            ].contains(tag))
        {
            if (window.ie)
            {
                if (tag == 'style')
                    return this.styleSheet.cssText;

                else if (tag == 'script')
                    return this.getProperty('text');
            }

            else
            {
                return this.innerHTML;
            }
        }
        return($pick(this.innerText, this.textContent));
    },
    getTag: function()
    {
        return this.tagName.toLowerCase();
    },
    empty: function()
    {
        Garbage.trash(this.getElementsByTagName('*'));
        return this.setHTML('');
    }
    });
Element.fixStyle = function(property, result, element)
{
    if ($chk(parseInt(result)))
        return result;

    if (
        [
        'height',
        'width'
        ].contains(property))
    {
        var values = (property == 'width') ?
            [
            'left',
            'right'
            ] :
            [
            'top',
            'bottom'
            ];

        var size = 0;
        values.each(function(value)
        {
            size += element.getStyle('border-' + value + '-width').toInt()
                + element.getStyle('padding-' + value).toInt();
        });
        return element['offset' + property.capitalize()] - size + 'px';
    }

    else if (property.test(/border(.+)Width|margin|padding/))
    {
        return '0px';
    }
    return result;
};
Element.Styles =
    {
    'border': [],
    'padding': [],
    'margin': []
    };

[
'Top',
'Right',
'Bottom',
'Left'
].each(function(direction)
{
    for (var style in Element.Styles)
        Element.Styles[style].push(style + direction);
});
Element.borderShort =
    [
    'borderWidth',
    'borderStyle',
    'borderColor'
    ];

Element.getMany = function(el, method, keys)
{
    var result = {
    };

    $each(keys, function(key)
    {
        result[key] = el[method](key);
    });
    return result;
};
Element.setMany = function(el, method, pairs)
{
    for (var key in pairs)
        el[method](key, pairs[key]);
    return el;
};
Element.Properties = new Abstract(
    {
    'class': 'className',
    'for': 'htmlFor',
    'colspan': 'colSpan',
    'rowspan': 'rowSpan',
    'accesskey': 'accessKey',
    'tabindex': 'tabIndex',
    'maxlength': 'maxLength',
    'readonly': 'readOnly',
    'frameborder': 'frameBorder',
    'value': 'value',
    'disabled': 'disabled',
    'checked': 'checked',
    'multiple': 'multiple',
    'selected': 'selected'
    });

Element.PropertiesIFlag =
    {
    'href': 2,
    'src': 2
    };

Element.Methods =
    {
    Listeners:
        {
        addListener: function(type, fn)
        {
            if (this.addEventListener)
                this.addEventListener(type, fn, false);

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

            else
                this.detachEvent('on' + type, fn);
            return this;
        }
        }
    };
window.extend(Element.Methods.Listeners);
document.extend(Element.Methods.Listeners);
Element.extend(Element.Methods.Listeners);
var Garbage =
    {
    elements: [],
    collect: function(el)
    {
        if (! el.$tmp)
        {
            Garbage.elements.push(el);
            el.$tmp =
                {
                'opacity': 1
                };
        }

        return el;
    },
    trash: function(elements)
    {
        for (var i = 0, j = elements.length, el; i < j; i++)
        {
            if (!(el = elements[i]) || ! el.$tmp)
                continue;

            if (el.$events)
                el.fireEvent('trash').removeEvents();

            for (var p in el.$tmp)
                el.$tmp[p] = null;

            for (var d in Element.prototype)
                el[d] = null;
            Garbage.elements[Garbage.elements.indexOf(el)] = null;
            el.htmlElement = el.$tmp = el = null;
        }
        Garbage.elements.remove(null);
    },
    empty: function()
    {
        Garbage.collect(window);
        Garbage.collect(document);
        Garbage.trash(Garbage.elements);
    }
    };
window.addListener('beforeunload', function()
{
    window.addListener('unload', Garbage.empty);

    if (window.ie)
        window.addListener('unload', CollectGarbage);
});
var Event = new Class(
    {
    initialize: function(event)
    {
        if (event && event.$extended)
            return event;

        this.$extended = true;
        event = event || window.event;
        this.event = event;
        this.type = event.type;
        this.target = event.target || event.srcElement;

        if (this.target.nodeType == 3)
            this.target = this.target.parentNode;
        this.shift = event.shiftKey;
        this.control = event.ctrlKey;
        this.alt = event.altKey;
        this.meta = event.metaKey;

        if (
            [
            'DOMMouseScroll',
            'mousewheel'
            ].contains(this.type))
        {
            this.wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;
        }

        else if (this.type.contains('key'))
        {
            this.code = event.which || event.keyCode;

            for (var name in Event.keys)
            {
                if (Event.keys[name] == this.code)
                {
                    this.key = name;
                    break;
                }
            }

            if (this.type == 'keydown')
            {
                var fKey = this.code - 111;

                if (fKey > 0 && fKey < 13)
                    this.key = 'f' + fKey;
            }
            this.key = this.key || String.fromCharCode(this.code).toLowerCase();
        }

        else if (this.type.test(/(click|mouse|menu)/))
        {
            this.page =
                {
                'x': event.pageX || event.clientX + document.documentElement.scrollLeft,
                'y': event.pageY || event.clientY + document.documentElement.scrollTop
                };

            this.client =
                {
                'x': event.pageX ? event.pageX - window.pageXOffset : event.clientX,
                'y': event.pageY ? event.pageY - window.pageYOffset : event.clientY
                };

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

            switch (this.type)
            {
                case 'mouseover':
                    this.relatedTarget = event.relatedTarget || event.fromElement;
                    break;

                case 'mouseout': this.relatedTarget = event.relatedTarget || event.toElement;
            }
            this.fixRelatedTarget();
        }
        return this;
    },
    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;
    }
    });
Event.fix =
    {
    relatedTarget: function()
    {
        if (this.relatedTarget && this.relatedTarget.nodeType == 3)
            this.relatedTarget = this.relatedTarget.parentNode;
    },
    relatedTargetGecko: function()
    {
        try
        {
            Event.fix.relatedTarget.call(this);
        }
        catch (e)
        {
            this.relatedTarget = this.target;
        }
    }
    };
Event.prototype.fixRelatedTarget = (window.gecko) ? Event.fix.relatedTargetGecko : Event.fix.relatedTarget;
Event.keys = new Abstract(
    {
    'enter': 13,
    'up': 38,
    'down': 40,
    'left': 37,
    'right': 39,
    'esc': 27,
    'space': 32,
    'backspace': 8,
    'tab': 9,
    'delete': 46
    });

Element.Methods.Events =
    {
    addEvent: function(type, fn)
    {
        this.$events = this.$events || {
        };

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

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

        this.$events[type].keys.push(fn);
        var realType = type;
        var custom = Element.Events[type];

        if (custom)
        {
            if (custom.add)
                custom.add.call(this, fn);

            if (custom.map)
                fn = custom.map;

            if (custom.type)
                realType = custom.type;
        }

        if (! this.addEventListener)
            fn = fn.create(
                {
                'bind': this,
                'event': true
                });

        this.$events[type].values.push(fn);
        return(Element.NativeEvents.contains(realType)) ? this.addListener(realType, fn) : this;
    },
    removeEvent: function(type, fn)
    {
        if (! this.$events || ! this.$events[type])
            return this;
        var pos = this.$events[type].keys.indexOf(fn);

        if (pos == - 1)
            return this;
        var key = this.$events[type].keys.splice(pos, 1)[0];
        var value = this.$events[type].values.splice(pos, 1)[0];
        var custom = Element.Events[type];

        if (custom)
        {
            if (custom.remove)
                custom.remove.call(this, fn);

            if (custom.type)
                type = custom.type;
        }
        return(Element.NativeEvents.contains(type)) ? this.removeListener(type, value) : this;
    },
    addEvents: function(source)
    {
        return Element.setMany(this, 'addEvent', source);
    },
    removeEvents: function(type)
    {
        if (! this.$events)
            return this;

        if (! type)
        {
            for (var evType in this.$events)
                this.removeEvents(evType);
            this.$events = null;
        }

        else if (this.$events[type])
        {
            this.$events[type].keys.each(function(fn)
            {
                this.removeEvent(type, fn);
            }, this);
            this.$events[type] = null;
        }
        return this;
    },
    fireEvent: function(type, args, delay)
    {
        if (this.$events && this.$events[type])
        {
            this.$events[type].keys.each(function(fn)
            {
                fn.create(
                    {
                    'bind': this,
                    'delay': delay,
                    'arguments': args
                    })();
            }, this);
        }

        return this;
    },
    cloneEvents: function(from, type)
    {
        if (! from.$events)
            return this;

        if (! type)
        {
            for (var evType in from.$events)
                this.cloneEvents(from, evType);
        }

        else if (from.$events[type])
        {
            from.$events[type].keys.each(function(fn)
            {
                this.addEvent(type, fn);
            }, this);
        }
        return this;
    }
    };
window.extend(Element.Methods.Events);
document.extend(Element.Methods.Events);
Element.extend(Element.Methods.Events);
Element.Events = new Abstract(
    {
    'mouseenter':
        {
        type: 'mouseover',
        map: function(event)
        {
            event = new Event(event);

            if (event.relatedTarget != this && ! this.hasChild(event.relatedTarget))
                this.fireEvent('mouseenter', event);
        }
        },
    'mouseleave':
        {
        type: 'mouseout',
        map: function(event)
        {
            event = new Event(event);

            if (event.relatedTarget != this && ! this.hasChild(event.relatedTarget))
                this.fireEvent('mouseleave', event);
        }
        },
    'mousewheel':
        {
        type: (window.gecko) ? 'DOMMouseScroll' : 'mousewheel'
        }
    });
Element.NativeEvents =
    [
    'click',
    'dblclick',
    'mouseup',
    'mousedown',
    'mousewheel',
    'DOMMouseScroll',
    'mouseover',
    'mouseout',
    'mousemove',
    'keydown',
    'keypress',
    'keyup',
    'load',
    'unload',
    'beforeunload',
    'resize',
    'move',
    'focus',
    'blur',
    'change',
    'submit',
    'reset',
    'select',
    'error',
    'abort',
    'contextmenu',
    'scroll'
    ];

Function.extend(
    {
    bindWithEvent: function(bind, args)
    {
        return this.create(
            {
            'bind': bind,
            'arguments': args,
            'event': Event
            });
    }
    });

Elements.extend(
    {
    filterByTag: function(tag)
    {
        return new Elements(this.filter(function(el)
        {
            return(Element.getTag(el) == tag);
        }));
    },
    filterByClass: function(className, nocash)
    {
        var elements = this.filter(function(el)
        {
            return(el.className && el.className.contains(className, ' '));
        });
        return(nocash) ? elements : new Elements(elements);
    },
    filterById: function(id, nocash)
    {
        var elements = this.filter(function(el)
        {
            return(el.id == id);
        });
        return(nocash) ? elements : new Elements(elements);
    },
    filterByAttribute: function(name, operator, value, nocash)
    {
        var elements = this.filter(function(el)
        {
            var current = Element.getProperty(el, name);

            if (! current)
                return false;

            if (! operator)
                return true;

            switch (operator)
            {
                case '=': return(current == value);

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

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

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

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

                case '~=': return current.contains(value, ' ');
            }
            return false;
        });
        return(nocash) ? elements : new Elements(elements);
    }
    });
function $E(selector, filter)
{
    return($(filter) || document).getElement(selector);
};
function $ES(selector, filter)
{
    return($(filter) || document).getElementsBySelector(selector);
};
$$.shared =
    {
    'regexp': /^(\w*|\*)(?:#([\w-]+)|\.([\w-]+))?(?:\[(\w+)(?:([!*^$]?=)["']?([^"'\]]*)["']?)?])?$/,
    'xpath':
        {
        getParam: function(items, context, param, i)
        {
            var temp = [context.namespaceURI ? 'xhtml:' : '', param[1]];

            if (param[2])
                temp.push('[@id="', param[2], '"]');

            if (param[3])
                temp.push('[contains(concat(" ", @class, " "), " ', param[3], ' ")]');

            if (param[4])
            {
                if (param[5] && param[6])
                {
                    switch (param[5])
                    {
                        case '*=':
                            temp.push('[contains(@', param[4], ', "', param[6], '")]');
                            break;

                        case '^=':
                            temp.push('[starts-with(@', param[4], ', "', param[6], '")]');
                            break;

                        case '$=':
                            temp.push('[substring(@', param[4], ', string-length(@', param[4], ') - ', param[6].length,
                                ' + 1) = "', param[6], '"]');
                            break;

                        case '=':
                            temp.push('[@', param[4], '="', param[6], '"]');
                            break;

                        case '!=': temp.push('[@', param[4], '!="', param[6], '"]');
                    }
                }

                else
                {
                    temp.push('[@', param[4], ']');
                }
            }
            items.push(temp.join(''));
            return items;
        },
        getItems: function(items, context, nocash)
        {
            var elements = [];
            var xpath =
                document.evaluate('.//' + items.join('//'), context, $$.shared.resolver,
                    XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);

            for (var i = 0, j = xpath.snapshotLength; i < j; i++)
                elements.push(xpath.snapshotItem(i));
            return(nocash) ? elements : new Elements(elements.map($));
        }
        },
    'normal':
        {
        getParam: function(items, context, param, i)
        {
            if (i == 0)
            {
                if (param[2])
                {
                    var el = context.getElementById(param[2]);

                    if (! el || ((param[1] != '*') && (Element.getTag(el) != param[1])))
                        return false;

                    items = [el];
                }

                else
                {
                    items = $A(context.getElementsByTagName(param[1]));
                }
            }

            else
            {
                items = $$.shared.getElementsByTagName(items, param[1]);

                if (param[2])
                    items = Elements.filterById(items, param[2], true);
            }

            if (param[3])
                items = Elements.filterByClass(items, param[3], true);

            if (param[4])
                items = Elements.filterByAttribute(items, param[4], param[5], param[6], true);
            return items;
        },
        getItems: function(items, context, nocash)
        {
            return(nocash) ? items : $$.unique(items);
        }
        },
    resolver: function(prefix)
    {
        return(prefix == 'xhtml') ? 'http://www.w3.org/1999/xhtml' : false;
    },
    getElementsByTagName: function(context, tagName)
    {
        var found = [];

        for (var i = 0, j = context.length; i < j; i++)
            found.extend(context[i].getElementsByTagName(tagName));
        return found;
    }
    };
$$.shared.method = (window.xpath) ? 'xpath' : 'normal';
Element.Methods.Dom =
    {
    getElements: function(selector, nocash)
    {
        var items = [];
        selector = selector.trim().split(' ');

        for (var i = 0, j = selector.length; i < j; i++)
        {
            var sel = selector[i];
            var param = sel.match($$.shared.regexp);

            if (! param)
                break;
            param[1] = param[1] || '*';
            var temp = $$.shared[$$.shared.method].getParam(items, this, param, i);

            if (! temp)
                break;
            items = temp;
        }
        return $$.shared[$$.shared.method].getItems(items, this, nocash);
    },
    getElement: function(selector)
    {
        return $(this.getElements(selector, true)[0] || false);
    },
    getElementsBySelector: function(selector, nocash)
    {
        var elements = [];
        selector = selector.split(',');

        for (var i = 0, j = selector.length; i < j; i++)
            elements = elements.concat(this.getElements(selector[i], true));
        return(nocash) ? elements : $$.unique(elements);
    }
    };
Element.extend(
    {
    getElementById: function(id)
    {
        var el = document.getElementById(id);

        if (! el)
            return false;

        for (var parent = el.parentNode; parent != this; parent = parent.parentNode)
        {
            if (! parent)
                return false;
        }

        return el;
    },
    getElementsByClassName: function(className)
    {
        return this.getElements('.' + className);
    }
    });
document.extend(Element.Methods.Dom);
Element.extend(Element.Methods.Dom);
Element.extend(
    {
    getValue: function()
    {
        switch (this.getTag())
        {
            case 'select':
                var values = [];
                $each(this.options, function(option)
                {
                    if (option.selected)
                        values.push($pick(option.value, option.text));
                });
                return(this.multiple) ? values : values[0];

            case 'input':
                if (!(this.checked &&
                    [
                    'checkbox',
                    'radio'
                    ].contains(this.type)) && !
                    [
                    'hidden',
                    'text',
                    'password'
                    ].contains(this.type))
                    break;

            case 'textarea': return this.value;
        }
        return false;
    },
    getFormElements: function()
    {
        return $$(this.getElementsByTagName('input'), this.getElementsByTagName('select'),
            this.getElementsByTagName('textarea'));
    },
    toQueryString: function()
    {
        var queryString = [];
        this.getFormElements().each(function(el)
        {
            var name = el.name;
            var value = el.getValue();

            if (value === false || ! name || el.disabled)
                return;
            var qs = function(val)
            {
                queryString.push(name + '=' + encodeURIComponent(val));
            };

            if ($type(value) == 'array')
                value.each(qs);

            else
                qs(value);
        });
        return queryString.join('&');
    }
    });
Element.extend(
    {
    scrollTo: function(x, y)
    {
        this.scrollLeft = x;
        this.scrollTop = y;
    },
    getSize: function()
    {
        return{
        'scroll':
            {
            'x': this.scrollLeft,
            'y': this.scrollTop
            },
        'size':
            {
            'x': this.offsetWidth,
            'y': this.offsetHeight
            },
        'scrollSize':
            {
            'x': this.scrollWidth,
            'y': this.scrollHeight
            }
        };
    },
    getPosition: function(overflown)
    {
        overflown = overflown || [];
        var el = this, left = 0, top = 0;

        do
        {
            left += el.offsetLeft || 0;
            top += el.offsetTop || 0;
            el = el.offsetParent;
        } while (el);
        overflown.each(function(element)
        {
            left -= element.scrollLeft || 0;
            top -= element.scrollTop || 0;
        });
        return {
        'x': left,
        'y': top
        };
    },
    getTop: function(overflown)
    {
        return this.getPosition(overflown).y;
    },
    getLeft: function(overflown)
    {
        return this.getPosition(overflown).x;
    },
    getCoordinates: function(overflown)
    {
        var position = this.getPosition(overflown);
        var obj =
            {
            'width': this.offsetWidth,
            'height': this.offsetHeight,
            'left': position.x,
            'top': position.y
            };

        obj.right = obj.left + obj.width;
        obj.bottom = obj.top + obj.height;
        return obj;
    }
    });
Element.Events.domready =
    {
    add: function(fn)
    {
        if (window.loaded)
        {
            fn.call(this);
            return;
        }
        var domReady = function()
        {
            if (window.loaded)
                return;

            window.loaded = true;
            window.timer = $clear(window.timer);
            this.fireEvent('domready');
        }.bind(this);

        if (document.readyState && window.webkit)
        {
            window.timer = function()
            {
                if (
                    [
                    'loaded',
                    'complete'
                    ].contains(document.readyState))
                    domReady();
            }.periodical(50);
        }

        else if (document.readyState && window.ie)
        {
            if (! $('ie_ready'))
            {
                var src = (window.location.protocol == 'https:') ? '://0' : 'javascript:void(0)';
                document.write('<script id="ie_ready" defer src="' + src + '"><\/script>');
                $('ie_ready').onreadystatechange = function()
                {
                    if (this.readyState == 'complete')
                        domReady();
                };
            }
        }

        else
        {
            window.addListener("load", domReady);
            document.addListener("DOMContentLoaded", domReady);
        }
    }
    };
window.onDomReady = function(fn)
{
    return this.addEvent('domready', fn);
};
window.extend(
    {
    getWidth: function()
    {
        if (this.webkit419)
            return this.innerWidth;

        if (this.opera)
            return document.body.clientWidth;

        return document.documentElement.clientWidth;
    },
    getHeight: function()
    {
        if (this.webkit419)
            return this.innerHeight;

        if (this.opera)
            return document.body.clientHeight;
        return document.documentElement.clientHeight;
    },
    getScrollWidth: function()
    {
        if (this.ie)
            return Math.max(document.documentElement.offsetWidth, document.documentElement.scrollWidth);

        if (this.webkit)
            return document.body.scrollWidth;
        return document.documentElement.scrollWidth;
    },
    getScrollHeight: function()
    {
        if (this.ie)
            return Math.max(document.documentElement.offsetHeight, document.documentElement.scrollHeight);

        if (this.webkit)
            return document.body.scrollHeight;
        return document.documentElement.scrollHeight;
    },
    getScrollLeft: function()
    {
        return this.pageXOffset || document.documentElement.scrollLeft;
    },
    getScrollTop: function()
    {
        return this.pageYOffset || document.documentElement.scrollTop;
    },
    getSize: function()
    {
        return{
        'size':
            {
            'x': this.getWidth(),
            'y': this.getHeight()
            },
        'scrollSize':
            {
            'x': this.getScrollWidth(),
            'y': this.getScrollHeight()
            },
        'scroll':
            {
            'x': this.getScrollLeft(),
            'y': this.getScrollTop()
            }
        };
    },
    getPosition: function()
    {
        return{
        'x': 0,
        'y': 0
        };
    }
    });

var Fx = {
};

Fx.Base = new Class(
    {
    options:
        {
        onStart: Class.empty,
        onComplete: Class.empty,
        onCancel: Class.empty,
        transition: function(p)
        {
            return -(Math.cos(Math.PI * p) - 1) / 2;
        },
        duration: 500,
        unit: 'px',
        wait: true,
        fps: 50
        },
    initialize: function(options)
    {
        this.element = this.element || null;
        this.setOptions(options);

        if (this.options.initialize)
            this.options.initialize.call(this);
    },
    step: function()
    {
        var time = $time();

        if (time < this.time + this.options.duration)
        {
            this.delta = this.options.transition((time - this.time) / this.options.duration);
            this.setNow();
            this.increase();
        }

        else
        {
            this.stop(true);
            this.set(this.to);
            this.fireEvent('onComplete', this.element, 10);
            this.callChain();
        }
    },
    set: function(to)
    {
        this.now = to;
        this.increase();
        return this;
    },
    setNow: function()
    {
        this.now = this.compute(this.from, this.to);
    },
    compute: function(from, to)
    {
        return(to - from) * this.delta + from;
    },
    start: function(from, to)
    {
        if (! this.options.wait)
            this.stop();

        else if (this.timer)
            return this;
        this.from = from;
        this.to = to;
        this.change = this.to - this.from;
        this.time = $time();
        this.timer = this.step.periodical(Math.round(1000 / this.options.fps), this);
        this.fireEvent('onStart', this.element);
        return this;
    },
    stop: function(end)
    {
        if (! this.timer)
            return this;
        this.timer = $clear(this.timer);

        if (! end)
            this.fireEvent('onCancel', this.element);
        return this;
    },
    custom: function(from, to)
    {
        return this.start(from, to);
    },
    clearTimer: function(end)
    {
        return this.stop(end);
    }
    });
Fx.Base.implement(new Chain, new Events, new Options);
Fx.CSS =
    {
    select: function(property, to)
    {
        if (property.test(/color/i))
            return this.Color;

        var type = $type(to);

        if ((type == 'array') || (type == 'string' && to.contains(' ')))
            return this.Multi;
        return this.Single;
    },
    parse: function(el, property, fromTo)
    {
        if (! fromTo.push)
            fromTo = [fromTo];
        var from = fromTo[0], to = fromTo[1];

        if (! $chk(to))
        {
            to = from;
            from = el.getStyle(property);
        }
        var css = this.select(property, to);
        return {
        'from': css.parse(from),
        'to': css.parse(to),
        'css': css
        };
    }
    };

Fx.CSS.Single =
    {
    parse: function(value)
    {
        return parseFloat(value);
    },
    getNow: function(from, to, fx)
    {
        return fx.compute(from, to);
    },
    getValue: function(value, unit, property)
    {
        if (unit == 'px' && property != 'opacity')
            value = Math.round(value);
        return value + unit;
    }
    };
Fx.CSS.Multi =
    {
    parse: function(value)
    {
        return value.push ? value : value.split(' ').map(function(v)
        {
            return parseFloat(v);
        });
    },
    getNow: function(from, to, fx)
    {
        var now = [];

        for (var i = 0; i < from.length; i++)
            now[i] = fx.compute(from[i], to[i]);
        return now;
    },
    getValue: function(value, unit, property)
    {
        if (unit == 'px' && property != 'opacity')
            value = value.map(Math.round);
        return value.join(unit + ' ') + unit;
    }
    };
Fx.CSS.Color =
    {
    parse: function(value)
    {
        return value.push ? value : value.hexToRgb(true);
    },
    getNow: function(from, to, fx)
    {
        var now = [];

        for (var i = 0; i < from.length; i++)
            now[i] = Math.round(fx.compute(from[i], to[i]));
        return now;
    },
    getValue: function(value)
    {
        return 'rgb(' + value.join(',') + ')';
    }
    };
Fx.Style = Fx.Base.extend(
    {
    initialize: function(el, property, options)
    {
        this.element = $(el);
        this.property = property;
        this.parent(options);
    },
    hide: function()
    {
        return this.set(0);
    },
    setNow: function()
    {
        this.now = this.css.getNow(this.from, this.to, this);
    },
    set: function(to)
    {
        this.css = Fx.CSS.select(this.property, to);
        return this.parent(this.css.parse(to));
    },
    start: function(from, to)
    {
        if (this.timer && this.options.wait)
            return this;
        var parsed = Fx.CSS.parse(this.element, this.property,
            [
            from,
            to
            ]);

        this.css = parsed.css;
        return this.parent(parsed.from, parsed.to);
    },
    increase: function()
    {
        this.element.setStyle(this.property, this.css.getValue(this.now, this.options.unit, this.property));
    }
    });
Element.extend(
    {
    effect: function(property, options)
    {
        return new Fx.Style(this, property, options);
    }
    });
Fx.Styles = Fx.Base.extend(
    {
    initialize: function(el, options)
    {
        this.element = $(el);
        this.parent(options);
    },
    setNow: function()
    {
        for (var p in this.from)
            this.now[p] = this.css[p].getNow(this.from[p], this.to[p], this);
    },
    set: function(to)
    {
        var parsed = {
        };

        this.css = {
        };

        for (var p in to)
        {
            this.css[p] = Fx.CSS.select(p, to[p]);
            parsed[p] = this.css[p].parse(to[p]);
        }
        return this.parent(parsed);
    },
    start: function(obj)
    {
        if (this.timer && this.options.wait)
            return this;
        this.now = {
        };

        this.css = {
        };

        var from = {
        }, to = {
        };

        for (var p in obj)
        {
            var parsed = Fx.CSS.parse(this.element, p, obj[p]);
            from[p] = parsed.from;
            to[p] = parsed.to;
            this.css[p] = parsed.css;
        }
        return this.parent(from, to);
    },
    increase: function()
    {
        for (var p in this.now)
            this.element.setStyle(p, this.css[p].getValue(this.now[p], this.options.unit, p));
    }
    });
Element.extend(
    {
    effects: function(options)
    {
        return new Fx.Styles(this, options);
    }
    });
Fx.Elements = Fx.Base.extend(
    {
    initialize: function(elements, options)
    {
        this.elements = $$(elements);
        this.parent(options);
    },
    setNow: function()
    {
        for (var i in this.from)
        {
            var iFrom = this.from[i], iTo = this.to[i], iCss = this.css[i], iNow = this.now[i] = {
            };

            for (var p in iFrom)
                iNow[p] = iCss[p].getNow(iFrom[p], iTo[p], this);
        }
    },
    set: function(to)
    {
        var parsed = {
        };

        this.css = {
        };

        for (var i in to)
        {
            var iTo = to[i], iCss = this.css[i] = {
            }, iParsed = parsed[i] = {
            };

            for (var p in iTo)
            {
                iCss[p] = Fx.CSS.select(p, iTo[p]);
                iParsed[p] = iCss[p].parse(iTo[p]);
            }
        }
        return this.parent(parsed);
    },
    start: function(obj)
    {
        if (this.timer && this.options.wait)
            return this;
        this.now = {
        };

        this.css = {
        };

        var from = {
        }, to = {
        };

        for (var i in obj)
        {
            var iProps = obj[i], iFrom = from[i] = {
            }, iTo = to[i] = {
            }, iCss = this.css[i] = {
            };

            for (var p in iProps)
            {
                var parsed = Fx.CSS.parse(this.elements[i], p, iProps[p]);
                iFrom[p] = parsed.from;
                iTo[p] = parsed.to;
                iCss[p] = parsed.css;
            }
        }
        return this.parent(from, to);
    },
    increase: function()
    {
        for (var i in this.now)
        {
            var iNow = this.now[i], iCss = this.css[i];

            for (var p in iNow)
                this.elements[i].setStyle(p, iCss[p].getValue(iNow[p], this.options.unit, p));
        }
    }
    });
Fx.Scroll = Fx.Base.extend(
    {
    options:
        {
        overflown: [],
        offset:
            {
            'x': 0,
            'y': 0
            },
        wheelStops: true
        },
    initialize: function(element, options)
    {
        this.now = [];
        this.element = $(element);
        this.bound =
            {
            'stop': this.stop.bind(this, false)
            };

        this.parent(options);

        if (this.options.wheelStops)
        {
            this.addEvent('onStart', function()
            {
                document.addEvent('mousewheel', this.bound.stop);
            }.bind(this));
            this.addEvent('onComplete', function()
            {
                document.removeEvent('mousewheel', this.bound.stop);
            }.bind(this));
        }
    },
    setNow: function()
    {
        for (var i = 0; i < 2; i++)
            this.now[i] = this.compute(this.from[i], this.to[i]);
    },
    scrollTo: function(x, y)
    {
        if (this.timer && this.options.wait)
            return this;
        var el = this.element.getSize();
        var values =
            {
            'x': x,
            'y': y
            };

        for (var z in el.size)
        {
            var max = el.scrollSize[z] - el.size[z];

            if ($chk(values[z]))
                values[z] = ($type(values[z]) == 'number') ? values[z].limit(0, max) : max;

            else
                values[z] = el.scroll[z];
            values[z] += this.options.offset[z];
        }
        return this.start(
            [
            el.scroll.x,
            el.scroll.y
            ],
            [
            values.x,
            values.y
            ]);
    },
    toTop: function()
    {
        return this.scrollTo(false, 0);
    },
    toBottom: function()
    {
        return this.scrollTo(false, 'full');
    },
    toLeft: function()
    {
        return this.scrollTo(0, false);
    },
    toRight: function()
    {
        return this.scrollTo('full', false);
    },
    toElement: function(el)
    {
        var parent = this.element.getPosition(this.options.overflown);
        var target = $(el).getPosition(this.options.overflown);
        return this.scrollTo(target.x - parent.x, target.y - parent.y);
    },
    increase: function()
    {
        this.element.scrollTo(this.now[0], this.now[1]);
    }
    });
Fx.Slide = Fx.Base.extend(
    {
    options:
        {
        mode: 'vertical'
        },
    initialize: function(el, options)
    {
        this.element = $(el);
        this.wrapper = new Element('div',
            {
            'styles': $extend(this.element.getStyles('margin'),
                {
                'overflow': 'hidden'
                })
            }).injectAfter(this.element).adopt(this.element);

        this.element.setStyle('margin', 0);
        this.setOptions(options);
        this.now = [];
        this.parent(this.options);
        this.open = true;
        this.addEvent('onComplete', function()
        {
            this.open = (this.now[0] === 0);
        });

        if (window.webkit419)
            this.addEvent('onComplete', function()
            {
                if (this.open)
                    this.element.remove().inject(this.wrapper);
            });
    },
    setNow: function()
    {
        for (var i = 0; i < 2; i++)
            this.now[i] = this.compute(this.from[i], this.to[i]);
    },
    vertical: function()
    {
        this.margin = 'margin-top';
        this.layout = 'height';
        this.offset = this.element.offsetHeight;
    },
    horizontal: function()
    {
        this.margin = 'margin-left';
        this.layout = 'width';
        this.offset = this.element.offsetWidth;
    },
    slideIn: function(mode)
    {
        this[mode || this.options.mode]();
        return this.start(
            [
            this.element.getStyle(this.margin).toInt(),
            this.wrapper.getStyle(this.layout).toInt()
            ],
            [
            0,
            this.offset
            ]);
    },
    slideOut: function(mode)
    {
        this[mode || this.options.mode]();
        return this.start(
            [
            this.element.getStyle(this.margin).toInt(),
            this.wrapper.getStyle(this.layout).toInt()
            ],
            [
            - this.offset,
            0
            ]);
    },
    hide: function(mode)
    {
        this[mode || this.options.mode]();
        this.open = false;
        return this.set(
            [
            - this.offset,
            0
            ]);
    },
    show: function(mode)
    {
        this[mode || this.options.mode]();
        this.open = true;
        return this.set(
            [
            0,
            this.offset
            ]);
    },
    toggle: function(mode)
    {
        if (this.wrapper.offsetHeight == 0 || this.wrapper.offsetWidth == 0)
            return this.slideIn(mode);

        return this.slideOut(mode);
    },
    increase: function()
    {
        this.element.setStyle(this.margin, this.now[0] + this.options.unit);
        this.wrapper.setStyle(this.layout, this.now[1] + this.options.unit);
    }
    });
Fx.Transition = function(transition, params)
{
    params = params || [];

    if ($type(params) != 'array')
        params = [params];
    return $extend(transition,
        {
        easeIn: function(pos)
        {
            return transition(pos, params);
        },
        easeOut: function(pos)
        {
            return 1 - transition(1 - pos, params);
        },
        easeInOut: function(pos)
        {
            return(pos <= 0.5) ? transition(2 * pos, params) / 2 : (2 - transition(2 * (1 - pos), params)) / 2;
        }
        });
};
Fx.Transitions = new Abstract(
    {
    linear: function(p)
    {
        return p;
    }
    });
Fx.Transitions.extend = function(transitions)
{
    for (var transition in transitions)
    {
        Fx.Transitions[transition] = new Fx.Transition(transitions[transition]);
        Fx.Transitions.compat(transition);
    }
};
Fx.Transitions.compat = function(transition)
{
    [
    'In',
    'Out',
    'InOut'
    ].each(function(easeType)
    {
        Fx.Transitions[transition.toLowerCase() + easeType] = Fx.Transitions[transition]['ease' + easeType];
    });
};
Fx.Transitions.extend(
    {
    Pow: function(p, x)
    {
        return Math.pow(p, x[0] || 6);
    },
    Expo: function(p)
    {
        return Math.pow(2, 8 * (p - 1));
    },
    Circ: function(p)
    {
        return 1 - Math.sin(Math.acos(p));
    },
    Sine: function(p)
    {
        return 1 - Math.sin((1 - p) * Math.PI / 2);
    },
    Back: function(p, x)
    {
        x = x[0] || 1.618;
        return Math.pow(p, 2) * ((x + 1) * p - x);
    },
    Bounce: function(p)
    {
        var value;

        for (var a = 0, b = 1; 1; a += b, b /= 2)
        {
            if (p >= (7 - 4 * a) / 11)
            {
                value = - Math.pow((11 - 6 * a - 11 * p) / 4, 2) + b * b;
                break;
            }
        }
        return value;
    },
    Elastic: function(p, x)
    {
        return Math.pow(2, 10 * -- p) * Math.cos(20 * p * Math.PI * (x[0] || 1) / 3);
    }
    });
[
'Quad',
'Cubic',
'Quart',
'Quint'
].each(function(transition, i)
{
    Fx.Transitions[transition] = new Fx.Transition(function(p)
    {
        return Math.pow(p, [i + 2]);
    });
    Fx.Transitions.compat(transition);
});
var Drag = {
};

Drag.Base = new Class(
    {
    options:
        {
        handle: false,
        unit: 'px',
        onStart: Class.empty,
        onBeforeStart: Class.empty,
        onComplete: Class.empty,
        onSnap: Class.empty,
        onDrag: Class.empty,
        limit: false,
        modifiers:
            {
            x: 'left',
            y: 'top'
            },
        grid: false,
        snap: 6
        },
    initialize: function(el, options)
    {
        this.setOptions(options);
        this.element = $(el);
        this.handle = $(this.options.handle) || this.element;
        this.mouse =
            {
            'now': {
            },
            'pos': {
            }
            };

        this.value =
            {
            'start': {
            },
            'now': {
            }
            };

        this.bound =
            {
            'start': this.start.bindWithEvent(this),
            'check': this.check.bindWithEvent(this),
            'drag': this.drag.bindWithEvent(this),
            'stop': this.stop.bind(this)
            };

        this.attach();

        if (this.options.initialize)
            this.options.initialize.call(this);
    },
    attach: function()
    {
        this.handle.addEvent('mousedown', this.bound.start);
        return this;
    },
    detach: function()
    {
        this.handle.removeEvent('mousedown', this.bound.start);
        return this;
    },
    start: function(event)
    {
        this.fireEvent('onBeforeStart', this.element);
        this.mouse.start = event.page;
        var limit = this.options.limit;
        this.limit =
            {
            'x': [],
            'y': []
            };

        for (var z in this.options.modifiers)
        {
            if (! this.options.modifiers[z])
                continue;

            this.value.now[z] = this.element.getStyle(this.options.modifiers[z]).toInt();
            this.mouse.pos[z] = event.page[z] - this.value.now[z];

            if (limit && limit[z])
            {
                for (var i = 0; i < 2; i++)
                {
                    if ($chk(limit[z][i]))
                        this.limit[z][i] = ($type(limit[z][i]) == 'function') ? limit[z][i]() : limit[z][i];
                }
            }
        }

        if ($type(this.options.grid) == 'number')
            this.options.grid =
                {
                'x': this.options.grid,
                'y': this.options.grid
                };

        document.addListener('mousemove', this.bound.check);
        document.addListener('mouseup', this.bound.stop);
        this.fireEvent('onStart', this.element);
        event.stop();
    },
    check: function(event)
    {
        var distance =
            Math.round(Math.sqrt(Math.pow(event.page.x - this.mouse.start.x, 2)
                + Math.pow(event.page.y - this.mouse.start.y, 2)));

        if (distance > this.options.snap)
        {
            document.removeListener('mousemove', this.bound.check);
            document.addListener('mousemove', this.bound.drag);
            this.drag(event);
            this.fireEvent('onSnap', this.element);
        }
        event.stop();
    },
    drag: function(event)
    {
        this.out = false;
        this.mouse.now = event.page;

        for (var z in this.options.modifiers)
        {
            if (! this.options.modifiers[z])
                continue;
            this.value.now[z] = this.mouse.now[z] - this.mouse.pos[z];

            if (this.limit[z])
            {
                if ($chk(this.limit[z][1]) && (this.value.now[z] > this.limit[z][1]))
                {
                    this.value.now[z] = this.limit[z][1];
                    this.out = true;
                }

                else if ($chk(this.limit[z][0]) && (this.value.now[z] < this.limit[z][0]))
                {
                    this.value.now[z] = this.limit[z][0];
                    this.out = true;
                }
            }

            if (this.options.grid[z])
                this.value.now[z] -= (this.value.now[z] % this.options.grid[z]);
            this.element.setStyle(this.options.modifiers[z], this.value.now[z] + this.options.unit);
        }
        this.fireEvent('onDrag', this.element);
        event.stop();
    },
    stop: function()
    {
        document.removeListener('mousemove', this.bound.check);
        document.removeListener('mousemove', this.bound.drag);
        document.removeListener('mouseup', this.bound.stop);
        this.fireEvent('onComplete', this.element);
    }
    });
Drag.Base.implement(new Events, new Options);
Element.extend(
    {
    makeResizable: function(options)
    {
        return new Drag.Base(this, $merge(
            {
            modifiers:
                {
                x: 'width',
                y: 'height'
                }
            }, options));
    }
    });

Drag.Move = Drag.Base.extend(
    {
    options:
        {
        droppables: [],
        container: false,
        overflown: []
        },
    initialize: function(el, options)
    {
        this.setOptions(options);
        this.element = $(el);
        this.droppables = $$(this.options.droppables);
        this.container = $(this.options.container);
        this.position =
            {
            'element': this.element.getStyle('position'),
            'container': false
            };

        if (this.container)
            this.position.container = this.container.getStyle('position');

        if (!
            [
            'relative',
            'absolute',
            'fixed'
            ].contains(this.position.element))
            this.position.element = 'absolute';
        var top = this.element.getStyle('top').toInt();
        var left = this.element.getStyle('left').toInt();

        if (this.position.element == 'absolute' && !
            [
            'relative',
            'absolute',
            'fixed'
            ].contains(this.position.container))
        {
            top = $chk(top) ? top : this.element.getTop(this.options.overflown);
            left = $chk(left) ? left : this.element.getLeft(this.options.overflown);
        }

        else
        {
            top = $chk(top) ? top : 0;
            left = $chk(left) ? left : 0;
        }
        this.element.setStyles(
            {
            'top': top,
            'left': left,
            'position': this.position.element
            });

        this.parent(this.element);
    },
    start: function(event)
    {
        this.overed = null;

        if (this.container)
        {
            var cont = this.container.getCoordinates();
            var el = this.element.getCoordinates();

            if (this.position.element == 'absolute' && !
                [
                'relative',
                'absolute',
                'fixed'
                ].contains(this.position.container))
            {
                this.options.limit =
                    {
                    'x':
                        [
                        cont.left,
                        cont.right - el.width
                        ],
                    'y':
                        [
                        cont.top,
                        cont.bottom - el.height
                        ]
                    };
            }

            else
            {
                this.options.limit =
                    {
                    'y':
                        [
                        0,
                        cont.height - el.height
                        ],
                    'x':
                        [
                        0,
                        cont.width - el.width
                        ]
                    };
            }
        }

        this.parent(event);
    },
    drag: function(event)
    {
        this.parent(event);
        var overed = this.out ? false : this.droppables.filter(this.checkAgainst, this).getLast();

        if (this.overed != overed)
        {
            if (this.overed)
                this.overed.fireEvent('leave',
                    [
                    this.element,
                    this
                    ]);

            this.overed = overed ? overed.fireEvent('over',
                [
                this.element,
                this
                ]) : null;
        }

        return this;
    },
    checkAgainst: function(el)
    {
        el = el.getCoordinates(this.options.overflown);
        var now = this.mouse.now;
        return(now.x > el.left && now.x < el.right && now.y < el.bottom && now.y > el.top);
    },
    stop: function()
    {
        if (this.overed && ! this.out)
            this.overed.fireEvent('drop',
                [
                this.element,
                this
                ]);

        else
            this.element.fireEvent('emptydrop', this);
        this.parent();
        return this;
    }
    });
Element.extend(
    {
    makeDraggable: function(options)
    {
        return new Drag.Move(this, options);
    }
    });
var XHR = new Class(
    {
    options:
        {
        method: 'post',
        async: true,
        onRequest: Class.empty,
        onSuccess: Class.empty,
        onFailure: Class.empty,
        urlEncoded: true,
        encoding: 'utf-8',
        autoCancel: false,
        headers: {
        }
        },
    setTransport: function()
    {
        this.transport = (window.XMLHttpRequest)
            ? new XMLHttpRequest()
            : (window.ie
                ? new ActiveXObject('Microsoft.XMLHTTP')
                : false);
        return this;
    },
    initialize: function(options)
    {
        this.setTransport().setOptions(options);
        this.options.isSuccess = this.options.isSuccess || this.isSuccess;
        this.headers = {
        };

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

        if (this.options.initialize)
            this.options.initialize.call(this);
    },
    onStateChange: function()
    {
        if (this.transport.readyState != 4 || ! this.running)
            return;
        this.running = false;
        var status = 0;

        try
        {
            status = this.transport.status;
        }
        catch (e)
        {
        }
        ;

        if (this.options.isSuccess.call(this, status))
            this.onSuccess();

        else
            this.onFailure();
        this.transport.onreadystatechange = Class.empty;
    },
    isSuccess: function(status)
    {
        return((status >= 200) && (status < 300));
    },
    onSuccess: function()
    {
        this.response =
            {
            'text': this.transport.responseText,
            'xml': this.transport.responseXML
            };

        this.fireEvent('onSuccess',
            [
            this.response.text,
            this.response.xml
            ]);

        this.callChain();
    },
    onFailure: function()
    {
        this.fireEvent('onFailure', this.transport);
    },
    setHeader: function(name, value)
    {
        this.headers[name] = value;
        return this;
    },
    send: function(url, data)
    {
        if (this.options.autoCancel)
            this.cancel();

        else if (this.running)
            return this;
        this.running = true;

        if (data && this.options.method == 'get')
        {
            url = url + (url.contains('?') ? '&' : '?') + data;
            data = null;
        }
        this.transport.open(this.options.method.toUpperCase(), url, this.options.async);
        this.transport.onreadystatechange = this.onStateChange.bind(this);

        if ((this.options.method == 'post') && this.transport.overrideMimeType)
            this.setHeader('Connection', 'close');
        $extend(this.headers, this.options.headers);

        for (var type in this.headers)
            try
            {
                this.transport.setRequestHeader(type, this.headers[type]);
            }
            catch (e)
            {
            }
        ;
        this.fireEvent('onRequest');
        this.transport.send($pick(data, null));
        return this;
    },
    cancel: function()
    {
        if (! this.running)
            return this;
        this.running = false;
        this.transport.abort();
        this.transport.onreadystatechange = Class.empty;
        this.setTransport();
        this.fireEvent('onCancel');
        return this;
    }
    });
XHR.implement(new Chain, new Events, new Options);
var Ajax = XHR.extend(
    {
    options:
        {
        data: null,
        update: null,
        onComplete: Class.empty,
        evalScripts: false,
        evalResponse: false
        },
    initialize: function(url, options)
    {
        this.addEvent('onSuccess', this.onComplete);
        this.setOptions(options);
        this.options.data = this.options.data || this.options.postBody;

        if (!
            [
            'post',
            'get'
            ].contains(this.options.method))
        {
            this._method = '_method=' + this.options.method;
            this.options.method = 'post';
        }
        this.parent();
        this.setHeader('X-Requested-With', 'XMLHttpRequest');
        this.setHeader('Accept', 'text/javascript, text/html, application/xml, text/xml, */*');
        this.url = url;
    },
    onComplete: function()
    {
        if (this.options.update)
            $(this.options.update).empty().setHTML(this.response.text);

        if (this.options.evalScripts || this.options.evalResponse)
            this.evalScripts();
        this.fireEvent('onComplete',
            [
            this.response.text,
            this.response.xml
            ], 20);
    },
    request: function(data)
    {
        data = data || this.options.data;

        switch ($type(data))
        {
            case 'element':
                data = $(data).toQueryString();
                break;

            case 'object': data = Object.toQueryString(data);
        }

        if (this._method)
            data = (data) ?
                [
                this._method,
                data
                ].join('&') : this._method;

        return this.send(this.url, data);
    },
    evalScripts: function()
    {
        var script, scripts;

        if (this.options.evalResponse || (/(ecma|java)script/).test(this.getHeader('Content-type')))
            scripts = this.response.text;

        else
        {
            scripts = [];
            var regexp = /<script[^>]*>([\s\S]*?)<\/script>/gi;

            while ((script = regexp.exec(this.response.text)))
                scripts.push(script[1]);
            scripts = scripts.join('\n');
        }

        if (scripts)
            (window.execScript) ? window.execScript(scripts) : window.setTimeout(scripts, 0);
    },
    getHeader: function(name)
    {
        try
        {
            return this.transport.getResponseHeader(name);
        }
        catch (e)
        {
        }
        ;
        return null;
    }
    });
Object.toQueryString = function(source)
{
    var queryString = [];

    for (var property in source)
        queryString.push(encodeURIComponent(property) + '=' + encodeURIComponent(source[property]));
    return queryString.join('&');
};
Element.extend(
    {
    send: function(options)
    {
        return new Ajax(this.getProperty('action'), $merge(
            {
            data: this.toQueryString()
            }, options,
            {
            method: 'post'
            })).request();
    }
    });

var Cookie = new Abstract(
    {
    options:
        {
        domain: false,
        path: false,
        duration: false,
        secure: false
        },
    set: function(key, value, options)
    {
        options = $merge(this.options, options);
        value = encodeURIComponent(value);

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

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

        if (options.duration)
        {
            var date = new Date();
            date.setTime(date.getTime() + options.duration * 24 * 60 * 60 * 1000);
            value += '; expires=' + date.toGMTString();
        }

        if (options.secure)
            value += '; secure';
        document.cookie = key + '=' + value;
        return $extend(options,
            {
            'key': key,
            'value': value
            });
    },
    get: function(key)
    {
        var value = document.cookie.match('(?:^|;)\\s*' + key.escapeRegExp() + '=([^;]*)');
        return value ? decodeURIComponent(value[1]) : false;
    },
    remove: function(cookie, options)
    {
        if ($type(cookie) == 'object')
            this.set(cookie.key, '', $merge(cookie,
                {
                duration: - 1
                }));

        else
            this.set(cookie, '', $merge(options,
                {
                duration: - 1
                }));
    }
    });

var Json =
    {
    toString: function(obj)
    {
        switch ($type(obj))
        {
            case 'string': return '"' + obj.replace(/(["\\])/g, '\\$1') + '"';

            case 'array': return '[' + obj.map(Json.toString).join(',') + ']';

            case 'object':
                var string = [];

                for (var property in obj)
                    string.push(Json.toString(property) + ':' + Json.toString(obj[property]));
                return '{' + string.join(',') + '}';

            case 'number':
                if (isFinite(obj))
                    break;

            case false: return 'null';
        }
        return String(obj);
    },
    evaluate: function(str, secure)
    {
        return(($type(str) != 'string')
            || (secure && ! str.test(/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/)))
            ? null
            : eval('(' + str + ')');
    }
    };
Json.Remote = XHR.extend(
    {
    initialize: function(url, options)
    {
        this.url = url;
        this.addEvent('onSuccess', this.onComplete);
        this.parent(options);
        this.setHeader('X-Request', 'JSON');
    },
    send: function(obj)
    {
        return this.parent(this.url, 'json=' + Json.toString(obj));
    },
    onComplete: function()
    {
        this.fireEvent('onComplete', [Json.evaluate(this.response.text, this.options.secure)]);
    }
    });
var Asset = new Abstract(
    {
    javascript: function(source, properties)
    {
        properties = $merge(
            {
            'onload': Class.empty
            }, properties);

        var script = new Element('script',
            {
            'src': source
            }).addEvents(
            {
            'load': properties.onload,
            'readystatechange': function()
            {
                if (this.readyState == 'complete')
                    this.fireEvent('load');
            }
            });
        delete properties.onload;
        return script.setProperties(properties).inject(document.head);
    },
    css: function(source, properties)
    {
        return new Element('link', $merge(
            {
            'rel': 'stylesheet',
            'media': 'screen',
            'type': 'text/css',
            'href': source
            }, properties)).inject(document.head);
    },
    image: function(source, properties)
    {
        properties = $merge(
            {
            'onload': Class.empty,
            'onabort': Class.empty,
            'onerror': Class.empty
            }, properties);

        var image = new Image();
        image.src = source;
        var element = new Element('img',
            {
            'src': source
            });

        [
        'load',
        'abort',
        'error'
        ].each(function(type)
        {
            var event = properties['on' + type];
            delete properties['on' + type];
            element.addEvent(type, function()
            {
                this.removeEvent(type, arguments.callee);
                event.call(this);
            });
        });

        if (image.width && image.height)
            element.fireEvent('load', element, 1);
        return element.setProperties(properties);
    },
    images: function(sources, options)
    {
        options = $merge(
            {
            onComplete: Class.empty,
            onProgress: Class.empty
            }, options);

        if (! sources.push)
            sources = [sources];
        var images = [];
        var counter = 0;
        sources.each(function(source)
        {
            var img = new Asset.image(source,
                {
                'onload': function()
                {
                    options.onProgress.call(this, counter);
                    counter++;

                    if (counter == sources.length)
                        options.onComplete();
                }
                });
            images.push(img);
        });
        return new Elements(images);
    }
    });
var Hash = new Class(
    {
    length: 0,
    initialize: function(object)
    {
        this.obj = object || {
        };

        this.setLength();
    },
    get: function(key)
    {
        return(this.hasKey(key)) ? this.obj[key] : null;
    },
    hasKey: function(key)
    {
        return(key in this.obj);
    },
    set: function(key, value)
    {
        if (! this.hasKey(key))
            this.length++;
        this.obj[key] = value;
        return this;
    },
    setLength: function()
    {
        this.length = 0;

        for (var p in this.obj)
            this.length++;
        return this;
    },
    remove: function(key)
    {
        if (this.hasKey(key))
        {
            delete this.obj[key];
            this.length--;
        }
        return this;
    },
    each: function(fn, bind)
    {
        $each(this.obj, fn, bind);
    },
    extend: function(obj)
    {
        $extend(this.obj, obj);
        return this.setLength();
    },
    merge: function()
    {
        this.obj = $merge.apply(null, [this.obj].extend(arguments));
        return this.setLength();
    },
    empty: function()
    {
        this.obj = {
        };

        this.length = 0;
        return this;
    },
    keys: function()
    {
        var keys = [];

        for (var property in this.obj)
            keys.push(property);
        return keys;
    },
    values: function()
    {
        var values = [];

        for (var property in this.obj)
            values.push(this.obj[property]);
        return values;
    }
    });
function $H(obj)
{
    return new Hash(obj);
};
Hash.Cookie = Hash.extend(
    {
    initialize: function(name, options)
    {
        this.name = name;
        this.options = $extend(
            {
            'autoSave': true
            }, options || {
        });

        this.load();
    },
    save: function()
    {
        if (this.length == 0)
        {
            Cookie.remove(this.name, this.options);
            return true;
        }
        var str = Json.toString(this.obj);

        if (str.length > 4096)
            return false;
        Cookie.set(this.name, str, this.options);
        return true;
    },
    load: function()
    {
        this.obj = Json.evaluate(Cookie.get(this.name), true) || {
        };

        this.setLength();
    }
    });
Hash.Cookie.Methods = {
};

[
'extend',
'set',
'merge',
'empty',
'remove'
].each(function(method)
{
    Hash.Cookie.Methods[method] = function()
    {
        Hash.prototype[method].apply(this, arguments);

        if (this.options.autoSave)
            this.save();
        return this;
    };
});
Hash.Cookie.implement(Hash.Cookie.Methods);
var Color = new Class(
    {
    initialize: function(color, type)
    {
        type = type || (color.push ? 'rgb' : 'hex');
        var rgb, hsb;

        switch (type)
        {
            case 'rgb':
                rgb = color;
                hsb = rgb.rgbToHsb();
                break;

            case 'hsb':
                rgb = color.hsbToRgb();
                hsb = color;
                break;

            default:
                rgb = color.hexToRgb(true);
                hsb = rgb.rgbToHsb();
        }
        rgb.hsb = hsb;
        rgb.hex = rgb.rgbToHex();
        return $extend(rgb, Color.prototype);
    },
    mix: function()
    {
        var colors = $A(arguments);
        var alpha = ($type(colors[colors.length - 1]) == 'number') ? colors.pop() : 50;
        var rgb = this.copy();
        colors.each(function(color)
        {
            color = new Color(color);

            for (var i = 0; i < 3; i++)
                rgb[i] = Math.round((rgb[i] / 100 * (100 - alpha)) + (color[i] / 100 * alpha));
        });
        return new Color(rgb, 'rgb');
    },
    invert: function()
    {
        return new Color(this.map(function(value)
        {
            return 255 - value;
        }));
    },
    setHue: function(value)
    {
        return new Color(
            [
            value,
            this.hsb[1],
            this.hsb[2]
            ], 'hsb');
    },
    setSaturation: function(percent)
    {
        return new Color(
            [
            this.hsb[0],
            percent,
            this.hsb[2]
            ], 'hsb');
    },
    setBrightness: function(percent)
    {
        return new Color(
            [
            this.hsb[0],
            this.hsb[1],
            percent
            ], 'hsb');
    }
    });

function $RGB(r, g, b)
{
    return new Color(
        [
        r,
        g,
        b
        ], 'rgb');
};

function $HSB(h, s, b)
{
    return new Color(
        [
        h,
        s,
        b
        ], 'hsb');
};

Array.extend(
    {
    rgbToHsb: function()
    {
        var red = this[0], green = this[1], blue = this[2];
        var hue, saturation, brightness;
        var max = Math.max(red, green, blue), min = Math.min(red, green, blue);
        var delta = max - min;
        brightness = max / 255;
        saturation = (max != 0) ? delta / max : 0;

        if (saturation == 0)
        {
            hue = 0;
        }

        else
        {
            var rr = (max - red) / delta;
            var gr = (max - green) / delta;
            var br = (max - blue) / delta;

            if (red == max)
                hue = br - gr;

            else if (green == max)
                hue = 2 + rr - br;

            else
                hue = 4 + gr - rr;
            hue /= 6;

            if (hue < 0)
                hue++;
        }
        return [
        Math.round(hue * 360),
        Math.round(saturation * 100),
        Math.round(brightness * 100)
        ];
    },
    hsbToRgb: function()
    {
        var br = Math.round(this[2] / 100 * 255);

        if (this[1] == 0)
        {
            return [
            br,
            br,
            br
            ];
        }

        else
        {
            var hue = this[0] % 360;
            var f = hue % 60;
            var p = Math.round((this[2] * (100 - this[1])) / 10000 * 255);
            var q = Math.round((this[2] * (6000 - this[1] * f)) / 600000 * 255);
            var t = Math.round((this[2] * (6000 - this[1] * (60 - f))) / 600000 * 255);

            switch (Math.floor(hue / 60))
            {
                case 0: return [
                br,
                t,
                p
                ];

                case 1: return [
                q,
                br,
                p
                ];

                case 2: return [
                p,
                br,
                t
                ];

                case 3: return [
                p,
                q,
                br
                ];

                case 4: return [
                t,
                p,
                br
                ];

                case 5: return [
                br,
                p,
                q
                ];
            }
        }

        return false;
    }
    });
var Scroller = new Class(
    {
    options:
        {
        area: 20,
        velocity: 1,
        onChange: function(x, y)
        {
            this.element.scrollTo(x, y);
        }
        },
    initialize: function(element, options)
    {
        this.setOptions(options);
        this.element = $(element);
        this.mousemover = (
            [
            window,
            document
            ].contains(element)) ? $(document.body) : this.element;
    },
    start: function()
    {
        this.coord = this.getCoords.bindWithEvent(this);
        this.mousemover.addListener('mousemove', this.coord);
    },
    stop: function()
    {
        this.mousemover.removeListener('mousemove', this.coord);
        this.timer = $clear(this.timer);
    },
    getCoords: function(event)
    {
        this.page = (this.element == window) ? event.client : event.page;

        if (! this.timer)
            this.timer = this.scroll.periodical(50, this);
    },
    scroll: function()
    {
        var el = this.element.getSize();
        var pos = this.element.getPosition();
        var change =
            {
            'x': 0,
            'y': 0
            };

        for (var z in this.page)
        {
            if (this.page[z] < (this.options.area + pos[z]) && el.scroll[z] != 0)
                change[z] = (this.page[z] - this.options.area - pos[z]) * this.options.velocity;

            else if (this.page[z] + this.options.area > (el.size[z] + pos[z]) && el.scroll[z]
                + el.size[z] != el.scrollSize[z])
                change[z] = (this.page[z] - el.size[z] + this.options.area - pos[z]) * this.options.velocity;
        }

        if (change.y || change.x)
            this.fireEvent('onChange',
                [
                el.scroll.x + change.x,
                el.scroll.y + change.y
                ]);
    }
    });

Scroller.implement(new Events, new Options);
var Slider = new Class(
    {
    options:
        {
        onChange: Class.empty,
        onComplete: Class.empty,
        onTick: function(pos)
        {
            this.knob.setStyle(this.p, pos);
        },
        mode: 'horizontal',
        steps: 100,
        offset: 0
        },
    initialize: function(el, knob, options)
    {
        this.element = $(el);
        this.knob = $(knob);
        this.setOptions(options);
        this.previousChange = - 1;
        this.previousEnd = - 1;
        this.step = - 1;
        this.element.addEvent('mousedown', this.clickedElement.bindWithEvent(this));
        var mod, offset;

        switch (this.options.mode)
        {
            case 'horizontal':
                this.z = 'x';
                this.p = 'left';
                mod =
                    {
                    'x': 'left',
                    'y': false
                    };

                offset = 'offsetWidth';
                break;

            case 'vertical':
                this.z = 'y';
                this.p = 'top';
                mod =
                    {
                    'x': false,
                    'y': 'top'
                    };

                offset = 'offsetHeight';
        }
        this.max = this.element[offset] - this.knob[offset] + (this.options.offset * 2);
        this.half = this.knob[offset] / 2;
        this.getPos = this.element['get' + this.p.capitalize()].bind(this.element);
        this.knob.setStyle('position', 'relative').setStyle(this.p, - this.options.offset);
        var lim = {
        };

        lim[this.z] =
            [
            - this.options.offset,
            this.max - this.options.offset
            ];

        this.drag = new Drag.Base(this.knob,
            {
            limit: lim,
            modifiers: mod,
            snap: 0,
            onStart: function()
            {
                this.draggedKnob();
            }.bind(this),
            onDrag: function()
            {
                this.draggedKnob();
            }.bind(this),
            onComplete: function()
            {
                this.draggedKnob();
                this.end();
            }.bind(this)
            });

        if (this.options.initialize)
            this.options.initialize.call(this);
    },
    set: function(step)
    {
        this.step = step.limit(0, this.options.steps);
        this.checkStep();
        this.end();
        this.fireEvent('onTick', this.toPosition(this.step));
        return this;
    },
    clickedElement: function(event)
    {
        var position = event.page[this.z] - this.getPos() - this.half;
        position = position.limit(- this.options.offset, this.max - this.options.offset);
        this.step = this.toStep(position);
        this.checkStep();
        this.end();
        this.fireEvent('onTick', position);
    },
    draggedKnob: function()
    {
        this.step = this.toStep(this.drag.value.now[this.z]);
        this.checkStep();
    },
    checkStep: function()
    {
        if (this.previousChange != this.step)
        {
            this.previousChange = this.step;
            this.fireEvent('onChange', this.step);
        }
    },
    end: function()
    {
        if (this.previousEnd !== this.step)
        {
            this.previousEnd = this.step;
            this.fireEvent('onComplete', this.step + '');
        }
    },
    toStep: function(position)
    {
        return Math.round((position + this.options.offset) / this.max * this.options.steps);
    },
    toPosition: function(step)
    {
        return this.max * step / this.options.steps;
    }
    });
Slider.implement(new Events);
Slider.implement(new Options);
var SmoothScroll = Fx.Scroll.extend(
    {
    initialize: function(options)
    {
        this.parent(window, options);
        this.links = (this.options.links) ? $$(this.options.links) : $$(document.links);
        var location = window.location.href.match(/^[^#]*/)[0] + '#';
        this.links.each(function(link)
        {
            if (link.href.indexOf(location) != 0)
                return;

            var anchor = link.href.substr(location.length);

            if (anchor && $(anchor))
                this.useLink(link, anchor);
        }, this);

        if (! window.webkit419)
            this.addEvent('onComplete', function()
            {
                window.location.hash = this.anchor;
            });
    },
    useLink: function(link, anchor)
    {
        link.addEvent('click', function(event)
        {
            this.anchor = anchor;
            this.toElement(anchor);
            event.stop();
        }.bindWithEvent(this));
    }
    });
var Sortables = new Class(
    {
    options:
        {
        handles: false,
        onStart: Class.empty,
        onComplete: Class.empty,
        ghost: true,
        snap: 3,
        onDragStart: function(element, ghost)
        {
            ghost.setStyle('opacity', 0.7);
            element.setStyle('opacity', 0.7);
        },
        onDragComplete: function(element, ghost)
        {
            element.setStyle('opacity', 1);
            ghost.remove();
            this.trash.remove();
        }
        },
    initialize: function(list, options)
    {
        this.setOptions(options);
        this.list = $(list);
        this.elements = this.list.getChildren();
        this.handles = (this.options.handles) ? $$(this.options.handles) : this.elements;
        this.bound =
            {
            'start': [],
            'moveGhost': this.moveGhost.bindWithEvent(this)
            };

        for (var i = 0, l = this.handles.length; i < l; i++)
        {
            this.bound.start[i] = this.start.bindWithEvent(this, this.elements[i]);
        }
        this.attach();

        if (this.options.initialize)
            this.options.initialize.call(this);
        this.bound.move = this.move.bindWithEvent(this);
        this.bound.end = this.end.bind(this);
    },
    attach: function()
    {
        this.handles.each(function(handle, i)
        {
            handle.addEvent('mousedown', this.bound.start[i]);
        }, this);
    },
    detach: function()
    {
        this.handles.each(function(handle, i)
        {
            handle.removeEvent('mousedown', this.bound.start[i]);
        }, this);
    },
    start: function(event, el)
    {
        this.active = el;
        this.coordinates = this.list.getCoordinates();

        if (this.options.ghost)
        {
            var position = el.getPosition();
            this.offset = event.page.y - position.y;
            this.trash = new Element('div').inject(document.body);
            this.ghost = el.clone().inject(this.trash).setStyles(
                {
                'position': 'absolute',
                'left': position.x,
                'top': event.page.y - this.offset
                });

            document.addListener('mousemove', this.bound.moveGhost);
            this.fireEvent('onDragStart',
                [
                el,
                this.ghost
                ]);
        }

        document.addListener('mousemove', this.bound.move);
        document.addListener('mouseup', this.bound.end);
        this.fireEvent('onStart', el);
        event.stop();
    },
    moveGhost: function(event)
    {
        var value = event.page.y - this.offset;
        value = value.limit(this.coordinates.top, this.coordinates.bottom - this.ghost.offsetHeight);
        this.ghost.setStyle('top', value);
        event.stop();
    },
    move: function(event)
    {
        var now = event.page.y;
        this.previous = this.previous || now;
        var up = ((this.previous - now) > 0);
        var prev = this.active.getPrevious();
        var next = this.active.getNext();

        if (prev && up && now < prev.getCoordinates().bottom)
            this.active.injectBefore(prev);

        if (next && ! up && now > next.getCoordinates().top)
            this.active.injectAfter(next);
        this.previous = now;
    },
    serialize: function(converter)
    {
        return this.list.getChildren().map(converter || function(el)
        {
            return this.elements.indexOf(el);
        }, this);
    },
    end: function()
    {
        this.previous = null;
        document.removeListener('mousemove', this.bound.move);
        document.removeListener('mouseup', this.bound.end);

        if (this.options.ghost)
        {
            document.removeListener('mousemove', this.bound.moveGhost);
            this.fireEvent('onDragComplete',
                [
                this.active,
                this.ghost
                ]);
        }

        this.fireEvent('onComplete', this.active);
    }
    });
Sortables.implement(new Events, new Options);
var Tips = new Class(
    {
    options:
        {
        onShow: function(tip)
        {
            tip.setStyle('visibility', 'visible');
        },
        onHide: function(tip)
        {
            tip.setStyle('visibility', 'hidden');
        },
        maxTitleChars: 30,
        showDelay: 100,
        hideDelay: 100,
        className: 'tool',
        offsets:
            {
            'x': 16,
            'y': 16
            },
        fixed: false
        },
    initialize: function(elements, options)
    {
        this.setOptions(options);
        this.toolTip = new Element('div',
            {
            'class': this.options.className + '-tip',
            'styles':
                {
                'position': 'absolute',
                'top': '0',
                'left': '0',
                'visibility': 'hidden'
                }
            }).inject(document.body);

        this.wrapper = new Element('div').inject(this.toolTip);
        $$(elements).each(this.build, this);

        if (this.options.initialize)
            this.options.initialize.call(this);
    },
    build: function(el)
    {
        el.$tmp.myTitle = (el.href && el.getTag() == 'a') ? el.href.replace('http://', '') : (el.rel || false);

        if (el.title)
        {
            var dual = el.title.split('::');

            if (dual.length > 1)
            {
                el.$tmp.myTitle = dual[0].trim();
                el.$tmp.myText = dual[1].trim();
            }

            else
            {
                el.$tmp.myText = el.title;
            }
            el.removeAttribute('title');
        }

        else
        {
            el.$tmp.myText = false;
        }

        if (el.$tmp.myTitle && el.$tmp.myTitle.length > this.options.maxTitleChars)
            el.$tmp.myTitle = el.$tmp.myTitle.substr(0, this.options.maxTitleChars - 1) + "&hellip;";
        el.addEvent('mouseenter', function(event)
        {
            this.start(el);

            if (! this.options.fixed)
                this.locate(event);

            else
                this.position(el);
        }.bind(this));

        if (! this.options.fixed)
            el.addEvent('mousemove', this.locate.bindWithEvent(this));
        var end = this.end.bind(this);
        el.addEvent('mouseleave', end);
        el.addEvent('trash', end);
    },
    start: function(el)
    {
        this.wrapper.empty();

        if (el.$tmp.myTitle)
        {
            this.title = new Element('span').inject(new Element('div',
                {
                'class': this.options.className + '-title'
                }).inject(this.wrapper)).setHTML(el.$tmp.myTitle);
        }

        if (el.$tmp.myText)
        {
            this.text = new Element('span').inject(new Element('div',
                {
                'class': this.options.className + '-text'
                }).inject(this.wrapper)).setHTML(el.$tmp.myText);
        }

        $clear(this.timer);
        this.timer = this.show.delay(this.options.showDelay, this);
    },
    end: function(event)
    {
        $clear(this.timer);
        this.timer = this.hide.delay(this.options.hideDelay, this);
    },
    position: function(element)
    {
        var pos = element.getPosition();
        this.toolTip.setStyles(
            {
            'left': pos.x + this.options.offsets.x,
            'top': pos.y + this.options.offsets.y
            });
    },
    locate: function(event)
    {
        var win =
            {
            'x': window.getWidth(),
            'y': window.getHeight()
            };

        var scroll =
            {
            'x': window.getScrollLeft(),
            'y': window.getScrollTop()
            };

        var tip =
            {
            'x': this.toolTip.offsetWidth,
            'y': this.toolTip.offsetHeight
            };

        var prop =
            {
            'x': 'left',
            'y': 'top'
            };

        for (var z in prop)
        {
            var pos = event.page[z] + this.options.offsets[z];

            if ((pos + tip[z] - scroll[z]) > win[z])
                pos = event.page[z] - this.options.offsets[z] - tip[z];
            this.toolTip.setStyle(prop[z], pos);
        };
    },
    show: function()
    {
        if (this.options.timeout)
            this.timer = this.hide.delay(this.options.timeout, this);
        this.fireEvent('onShow', [this.toolTip]);
    },
    hide: function()
    {
        this.fireEvent('onHide', [this.toolTip]);
    }
    });
Tips.implement(new Events, new Options);
var Group = new Class(
    {
    initialize: function()
    {
        this.instances = $A(arguments);
        this.events = {
        };

        this.checker = {
        };
    },
    addEvent: function(type, fn)
    {
        this.checker[type] = this.checker[type] || {
        };

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

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

        else
            this.events[type].push(fn);
        this.instances.each(function(instance, i)
        {
            instance.addEvent(type, this.check.bind(this,
                [
                type,
                instance,
                i
                ]));
        }, this);

        return this;
    },
    check: function(type, instance, i)
    {
        this.checker[type][i] = true;
        var every = this.instances.every(function(current, j)
        {
            return this.checker[type][j] || false;
        }, this);

        if (! every)
            return;
        this.checker[type] = {
        };

        this.events[type].each(function(event)
        {
            event.call(this, this.instances, instance);
        }, this);
    }
    });
var Accordion = Fx.Elements.extend(
    {
    options:
        {
        onActive: Class.empty,
        onBackground: Class.empty,
        display: 0,
        show: false,
        height: true,
        width: false,
        opacity: true,
        fixedHeight: false,
        fixedWidth: false,
        wait: false,
        alwaysHide: false
        },
    initialize: function()
    {
        var options, togglers, elements, container;
        $each(arguments, function(argument, i)
        {
            switch ($type(argument))
            {
                case 'object':
                    options = argument;
                    break;

                case 'element':
                    container = $(argument);
                    break;

                default:
                    var temp = $$(argument);

                    if (! togglers)
                        togglers = temp;

                    else
                        elements = temp;
            }
        });
        this.togglers = togglers || [];
        this.elements = elements || [];
        this.container = $(container);
        this.setOptions(options);
        this.previous = - 1;

        if (this.options.alwaysHide)
            this.options.wait = true;

        if ($chk(this.options.show))
        {
            this.options.display = false;
            this.previous = this.options.show;
        }

        if (this.options.start)
        {
            this.options.display = false;
            this.options.show = false;
        }
        this.effects = {
        };

        if (this.options.opacity)
            this.effects.opacity = 'fullOpacity';

        if (this.options.width)
            this.effects.width = this.options.fixedWidth ? 'fullWidth' : 'offsetWidth';

        if (this.options.height)
            this.effects.height = this.options.fixedHeight ? 'fullHeight' : 'scrollHeight';

        for (var i = 0, l = this.togglers.length; i < l; i++)
            this.addSection(this.togglers[i], this.elements[i]);
        this.elements.each(function(el, i)
        {
            if (this.options.show === i)
            {
                this.fireEvent('onActive',
                    [
                    this.togglers[i],
                    el
                    ]);
            }

            else
            {
                for (var fx in this.effects)
                    el.setStyle(fx, 0);
            }
        }, this);
        this.parent(this.elements);

        if ($chk(this.options.display))
            this.display(this.options.display);
    },
    addSection: function(toggler, element, pos)
    {
        toggler = $(toggler);
        element = $(element);
        var test = this.togglers.contains(toggler);
        var len = this.togglers.length;
        this.togglers.include(toggler);
        this.elements.include(element);

        if (len && (! test || pos))
        {
            pos = $pick(pos, len - 1);
            toggler.injectBefore(this.togglers[pos]);
            element.injectAfter(toggler);
        }

        else if (this.container && ! test)
        {
            toggler.inject(this.container);
            element.inject(this.container);
        }
        var idx = this.togglers.indexOf(toggler);
        toggler.addEvent('click', this.display.bind(this, idx));

        if (this.options.height)
            element.setStyles(
                {
                'padding-top': 0,
                'border-top': 'none',
                'padding-bottom': 0,
                'border-bottom': 'none'
                });

        if (this.options.width)
            element.setStyles(
                {
                'padding-left': 0,
                'border-left': 'none',
                'padding-right': 0,
                'border-right': 'none'
                });

        element.fullOpacity = 1;

        if (this.options.fixedWidth)
            element.fullWidth = this.options.fixedWidth;

        if (this.options.fixedHeight)
            element.fullHeight = this.options.fixedHeight;
        element.setStyle('overflow', 'hidden');

        if (! test)
        {
            for (var fx in this.effects)
                element.setStyle(fx, 0);
        }
        return this;
    },
    display: function(index)
    {
        index = ($type(index) == 'element') ? this.elements.indexOf(index) : index;

        if ((this.timer && this.options.wait) || (index === this.previous && ! this.options.alwaysHide))
            return this;

        this.previous = index;
        var obj = {
        };

        this.elements.each(function(el, i)
        {
            obj[i] = {
            };

            var hide = (i != index) || (this.options.alwaysHide && (el.offsetHeight > 0));
            this.fireEvent(hide ? 'onBackground' : 'onActive',
                [
                this.togglers[i],
                el
                ]);

            for (var fx in this.effects)
                obj[i][fx] = hide ? 0 : el[this.effects[fx]];
        }, this);
        return this.start(obj);
    },
    showThisHideOpen: function(index)
    {
        return this.display(index);
    }
    });
Fx.Accordion = Accordion;