//MooTools More, <http://mootools.net/more>. Copyright (c) 2006-2009 Aaron Newton <http://clientcide.com/>, Valerio Proietti <http://mad4milk.net> & the MooTools team <http://mootools.net/developers>, MIT Style License.

/*
---

script: More.js

description: MooTools More

license: MIT-style license

authors:
- Guillermo Rauch
- Thomas Aylott
- Scott Kyle

requires:
- core:1.2.4/MooTools

provides: [MooTools.More]

...
*/

MooTools.More = {
    'version': '1.2.4.2',
    'build': 'bd5a93c0913cce25917c48cbdacde568e15e02ef'
};

/*
---

script: MooTools.Lang.js

description: Provides methods for localization.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Events
- /MooTools.More

provides: [MooTools.Lang]

...
*/

(function() {

    var data = {
        language: 'en-US',
        languages: {
            'en-US': {}
        },
        cascades: ['en-US']
    };

    var cascaded;

    MooTools.lang = new Events();

    $extend(MooTools.lang, {

        setLanguage: function(lang) {
            if (!data.languages[lang]) return this;
            data.language = lang;
            this.load();
            this.fireEvent('langChange', lang);
            return this;
        },

        load: function() {
            var langs = this.cascade(this.getCurrentLanguage());
            cascaded = {};
            $each(langs, function(set, setName) {
                cascaded[setName] = this.lambda(set);
            }, this);
        },

        getCurrentLanguage: function() {
            return data.language;
        },

        addLanguage: function(lang) {
            data.languages[lang] = data.languages[lang] || {};
            return this;
        },

        cascade: function(lang) {
            var cascades = (data.languages[lang] || {}).cascades || [];
            cascades.combine(data.cascades);
            cascades.erase(lang).push(lang);
            var langs = cascades.map(function(lng) {
                return data.languages[lng];
            }, this);
            return $merge.apply(this, langs);
        },

        lambda: function(set) {
            (set || {}).get = function(key, args) {
                return $lambda(set[key]).apply(this, $splat(args));
            };
            return set;
        },

        get: function(set, key, args) {
            if (cascaded && cascaded[set]) return (key ? cascaded[set].get(key, args) : cascaded[set]);
        },

        set: function(lang, set, members) {
            this.addLanguage(lang);
            langData = data.languages[lang];
            if (!langData[set]) langData[set] = {};
            $extend(langData[set], members);
            if (lang == this.getCurrentLanguage()) {
                this.load();
                this.fireEvent('langChange', lang);
            }
            return this;
        },

        list: function() {
            return Hash.getKeys(data.languages);
        }

    });

})();

/*
---

script: Log.js

description: Provides basic logging functionality for plugins to implement.

license: MIT-style license

authors:
- Guillermo Rauch
- Thomas Aylott
- Scott Kyle

requires:
- core:1.2.4/Class
- /MooTools.More

provides: [Log]

...
*/

(function() {

    var global = this;

    var log = function() {
        if (global.console && console.log) {
            try {
                console.log.apply(console, arguments);
            } catch (e) {
                console.log(Array.slice(arguments));
            }
        } else {
            Log.logged.push(arguments);
        }
        return this;
    };

    var disabled = function() {
        this.logged.push(arguments);
        return this;
    };

    this.Log = new Class({

        logged: [],

        log: disabled,

        resetLog: function() {
            this.logged.empty();
            return this;
        },

        enableLog: function() {
            this.log = log;
            this.logged.each(function(args) {
                this.log.apply(this, args);
            }, this);
            return this.resetLog();
        },

        disableLog: function() {
            this.log = disabled;
            return this;
        }

    });

    Log.extend(new Log).enableLog();

    // legacy
    Log.logger = function() {
        return this.log.apply(this, arguments);
    };

})();

/*
---

script: Depender.js

description: A stand alone dependency loader for the MooTools library.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Events
- core:1.2.4/Request.JSON
- /MooTools.More
- /Log

provides: Depender

...
*/

var Depender = {

    options: {
        /* 
        onRequire: $empty(options),
        onRequirementLoaded: $empty([scripts, options]),
        onScriptLoaded: $empty({
        script: script, 
        totalLoaded: percentOfTotalLoaded, 
        loaded: scriptsState
        }),
        serial: false,
        target: null,
        noCache: false,
        log: false,*/
        loadedSources: [],
        loadedScripts: ['Core', 'Browser', 'Array', 'String', 'Function', 'Number', 'Hash', 'Element', 'Event', 'Element.Event', 'Class', 'DomReady', 'Class.Extras', 'Request', 'JSON', 'Request.JSON', 'More', 'Depender', 'Log'],
        useScriptInjection: true
    },

    loaded: [],

    sources: {},

    libs: {},

    include: function(libs) {
        this.log('include: ', libs);
        this.mapLoaded = false;
        var loader = function(data) {
            this.libs = $merge(this.libs, data);
            $each(this.libs, function(data, lib) {
                if (data.scripts) this.loadSource(lib, data.scripts);
            }, this);
        } .bind(this);
        if ($type(libs) == 'string') {
            this.log('fetching libs ', libs);
            this.request(libs, loader);
        } else {
            loader(libs);
        }
        return this;
    },

    required: [],

    require: function(options) {
        var loaded = function() {
            var scripts = this.calculateDependencies(options.scripts);
            if (options.sources) {
                options.sources.each(function(source) {
                    scripts.combine(this.libs[source].files);
                }, this);
            }
            if (options.serial) scripts.combine(this.getLoadedScripts());
            options.scripts = scripts;
            this.required.push(options);
            this.fireEvent('require', options);
            this.loadScripts(options.scripts);
        };
        if (this.mapLoaded) {
            loaded.call(this);
        } else {
            this.addEvent('mapLoaded', function() {
                loaded.call(this);
                this.removeEvent('mapLoaded', arguments.callee);
            });
        }
        return this;
    },

    cleanDoubleSlash: function(str) {
        if (!str) return str;
        var prefix = '';
        if (str.test(/^http:\/\//)) {
            prefix = 'http://';
            str = str.substring(7, str.length);
        }
        str = str.replace(/\/\//g, '/');
        return prefix + str;
    },

    request: function(url, callback) {
        new Request.JSON({
            url: url,
            secure: false,
            onSuccess: callback
        }).send();
    },

    loadSource: function(lib, source) {
        if (this.libs[lib].files) {
            this.dataLoaded();
            return;
        }
        this.log('loading source: ', source);
        this.request(this.cleanDoubleSlash(source + '/scripts.json'), function(result) {
            this.log('loaded source: ', source);
            this.libs[lib].files = result;
            this.dataLoaded();
        } .bind(this));
    },

    dataLoaded: function() {
        var loaded = true;
        $each(this.libs, function(v, k) {
            if (!this.libs[k].files) loaded = false;
        }, this);
        if (loaded) {
            this.mapTree();
            this.mapLoaded = true;
            this.calculateLoaded();
            this.lastLoaded = this.getLoadedScripts().getLength();
            this.fireEvent('mapLoaded');
        }
    },

    calculateLoaded: function() {
        var set = function(script) {
            this.scriptsState[script] = true;
        } .bind(this);
        if (this.options.loadedScripts) this.options.loadedScripts.each(set);
        if (this.options.loadedSources) {
            this.options.loadedSources.each(function(lib) {
                $each(this.libs[lib].files, function(dir) {
                    $each(dir, function(data, file) {
                        set(file);
                    }, this);
                }, this);
            }, this);
        }
    },

    deps: {},

    pathMap: {},

    mapTree: function() {
        $each(this.libs, function(data, source) {
            $each(data.files, function(scripts, folder) {
                $each(scripts, function(details, script) {
                    var path = source + ':' + folder + ':' + script;
                    if (this.deps[path]) return;
                    this.deps[path] = details.deps;
                    this.pathMap[script] = path;
                }, this);
            }, this);
        }, this);
    },

    getDepsForScript: function(script) {
        return this.deps[this.pathMap[script]] || [];
    },

    calculateDependencies: function(scripts) {
        var reqs = [];
        $splat(scripts).each(function(script) {
            if (script == 'None' || !script) return;
            var deps = this.getDepsForScript(script);
            if (!deps) {
                if (window.console && console.warn) console.warn('dependencies not mapped: script: %o, map: %o, :deps: %o', script, this.pathMap, this.deps);
            } else {
                deps.each(function(scr) {
                    if (scr == script || scr == 'None' || !scr) return;
                    if (!reqs.contains(scr)) reqs.combine(this.calculateDependencies(scr));
                    reqs.include(scr);
                }, this);
            }
            reqs.include(script);
        }, this);
        return reqs;
    },

    getPath: function(script) {
        try {
            var chunks = this.pathMap[script].split(':');
            var lib = this.libs[chunks[0]];
            var dir = (lib.path || lib.scripts) + '/';
            chunks.shift();
            return this.cleanDoubleSlash(dir + chunks.join('/') + '.js');
        } catch (e) {
            return script;
        }
    },

    loadScripts: function(scripts) {
        scripts = scripts.filter(function(s) {
            if (!this.scriptsState[s] && s != 'None') {
                this.scriptsState[s] = false;
                return true;
            }
        }, this);
        if (scripts.length) {
            scripts.each(function(scr) {
                this.loadScript(scr);
            }, this);
        } else {
            this.check();
        }
    },

    toLoad: [],

    loadScript: function(script) {
        if (this.scriptsState[script] && this.toLoad.length) {
            this.loadScript(this.toLoad.shift());
            return;
        } else if (this.loading) {
            this.toLoad.push(script);
            return;
        }
        var finish = function() {
            this.loading = false;
            this.scriptLoaded(script);
            if (this.toLoad.length) this.loadScript(this.toLoad.shift());
        } .bind(this);
        var error = function() {
            this.log('could not load: ', scriptPath);
        } .bind(this);
        this.loading = true;
        var scriptPath = this.getPath(script);
        if (this.options.useScriptInjection) {
            this.log('injecting script: ', scriptPath);
            var loaded = function() {
                this.log('loaded script: ', scriptPath);
                finish();
            } .bind(this);
            new Element('script', {
                src: scriptPath + (this.options.noCache ? '?noCache=' + new Date().getTime() : ''),
                events: {
                    load: loaded,
                    readystatechange: function() {
                        if (['loaded', 'complete'].contains(this.readyState)) loaded();
                    },
                    error: error
                }
            }).inject(this.options.target || document.head);
        } else {
            this.log('requesting script: ', scriptPath);
            new Request({
                url: scriptPath,
                noCache: this.options.noCache,
                onComplete: function(js) {
                    this.log('loaded script: ', scriptPath);
                    $exec(js);
                    finish();
                } .bind(this),
                onFailure: error,
                onException: error
            }).send();
        }
    },

    scriptsState: $H(),

    getLoadedScripts: function() {
        return this.scriptsState.filter(function(state) {
            return state;
        });
    },

    scriptLoaded: function(script) {
        this.log('loaded script: ', script);
        this.scriptsState[script] = true;
        this.check();
        var loaded = this.getLoadedScripts();
        var loadedLength = loaded.getLength();
        var toLoad = this.scriptsState.getLength();
        this.fireEvent('scriptLoaded', {
            script: script,
            totalLoaded: (loadedLength / toLoad * 100).round(),
            currentLoaded: ((loadedLength - this.lastLoaded) / (toLoad - this.lastLoaded) * 100).round(),
            loaded: loaded
        });
        if (loadedLength == toLoad) this.lastLoaded = loadedLength;
    },

    lastLoaded: 0,

    check: function() {
        var incomplete = [];
        this.required.each(function(required) {
            var loaded = [];
            required.scripts.each(function(script) {
                if (this.scriptsState[script]) loaded.push(script);
            }, this);
            if (required.onStep) {
                required.onStep({
                    percent: loaded.length / required.scripts.length * 100,
                    scripts: loaded
                });
            };
            if (required.scripts.length != loaded.length) return;
            required.callback();
            this.required.erase(required);
            this.fireEvent('requirementLoaded', [loaded, required]);
        }, this);
    }

};

$extend(Depender, new Events);
$extend(Depender, new Options);
$extend(Depender, new Log);

Depender._setOptions = Depender.setOptions;
Depender.setOptions = function() {
    Depender._setOptions.apply(Depender, arguments);
    if (this.options.log) Depender.enableLog();
    return this;
};


/*
---

script: Class.Refactor.js

description: Extends a class onto itself with new property, preserving any items attached to the class's namespace.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Class
- /MooTools.More

provides: [Class.refactor]

...
*/

Class.refactor = function(original, refactors) {

    $each(refactors, function(item, name) {
        var origin = original.prototype[name];
        if (origin && (origin = origin._origin) && typeof item == 'function') original.implement(name, function() {
            var old = this.previous;
            this.previous = origin;
            var value = item.apply(this, arguments);
            this.previous = old;
            return value;
        }); else original.implement(name, item);
    });

    return original;

};

/*
---

script: Class.Binds.js

description: Automagically binds specified methods in a class to the instance of the class.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Class
- /MooTools.More

provides: [Class.Binds]

...
*/

Class.Mutators.Binds = function(binds) {
    return binds;
};

Class.Mutators.initialize = function(initialize) {
    return function() {
        $splat(this.Binds).each(function(name) {
            var original = this[name];
            if (original) this[name] = original.bind(this);
        }, this);
        return initialize.apply(this, arguments);
    };
};


/*
---

script: Class.Occlude.js

description: Prevents a class from being applied to a DOM element twice.

license: MIT-style license.

authors:
- Aaron Newton

requires: 
- core/1.2.4/Class
- core:1.2.4/Element
- /MooTools.More

provides: [Class.Occlude]

...
*/

Class.Occlude = new Class({

    occlude: function(property, element) {
        element = document.id(element || this.element);
        var instance = element.retrieve(property || this.property);
        if (instance && !$defined(this.occluded))
            return this.occluded = instance;

        this.occluded = false;
        element.store(property || this.property, this);
        return this.occluded;
    }

});

/*
---

script: Chain.Wait.js

description: value, Adds a method to inject pauses between chained events.

license: MIT-style license.

authors:
- Aaron Newton

requires: 
- core:1.2.4/Chain 
- core:1.2.4/Element
- core:1.2.4/Fx
- /MooTools.More

provides: [Chain.Wait]

...
*/

(function() {

    var wait = {
        wait: function(duration) {
            return this.chain(function() {
                this.callChain.delay($pick(duration, 500), this);
            } .bind(this));
        }
    };

    Chain.implement(wait);

    if (window.Fx) {
        Fx.implement(wait);
        ['Css', 'Tween', 'Elements'].each(function(cls) {
            if (Fx[cls]) Fx[cls].implement(wait);
        });
    }

    Element.implement({
        chains: function(effects) {
            $splat($pick(effects, ['tween', 'morph', 'reveal'])).each(function(effect) {
                effect = this.get(effect);
                if (!effect) return;
                effect.setOptions({
                    link: 'chain'
                });
            }, this);
            return this;
        },
        pauseFx: function(duration, effect) {
            this.chains(effect).get($pick(effect, 'tween')).wait(duration);
            return this;
        }
    });

})();

/*
---

script: Array.Extras.js

description: Extends the Array native object to include useful methods to work with arrays.

license: MIT-style license

authors:
- Christoph Pojer

requires:
- core:1.2.4/Array

provides: [Array.Extras]

...
*/
Array.implement({

    min: function() {
        return Math.min.apply(null, this);
    },

    max: function() {
        return Math.max.apply(null, this);
    },

    average: function() {
        return this.length ? this.sum() / this.length : 0;
    },

    sum: function() {
        var result = 0, l = this.length;
        if (l) {
            do {
                result += this[--l];
            } while (l);
        }
        return result;
    },

    unique: function() {
        return [].combine(this);
    }

});

/*
---

script: Date.js

description: Extends the Date native object to include methods useful in managing dates.

license: MIT-style license

authors:
- Aaron Newton
- Nicholas Barthelemy - https://svn.nbarthelemy.com/date-js/
- Harald Kirshner - mail [at] digitarald.de; http://digitarald.de
- Scott Kyle - scott [at] appden.com; http://appden.com

requires:
- core:1.2.4/Array
- core:1.2.4/String
- core:1.2.4/Number
- core:1.2.4/Lang
- core:1.2.4/Date.English.US
- /MooTools.More

provides: [Date]

...
*/

(function() {

    var Date = this.Date;

    if (!Date.now) Date.now = $time;

    Date.Methods = {
        ms: 'Milliseconds',
        year: 'FullYear',
        min: 'Minutes',
        mo: 'Month',
        sec: 'Seconds',
        hr: 'Hours'
    };

    ['Date', 'Day', 'FullYear', 'Hours', 'Milliseconds', 'Minutes', 'Month', 'Seconds', 'Time', 'TimezoneOffset',
	'Week', 'Timezone', 'GMTOffset', 'DayOfYear', 'LastMonth', 'LastDayOfMonth', 'UTCDate', 'UTCDay', 'UTCFullYear',
	'AMPM', 'Ordinal', 'UTCHours', 'UTCMilliseconds', 'UTCMinutes', 'UTCMonth', 'UTCSeconds'].each(function(method) {
	    Date.Methods[method.toLowerCase()] = method;
	});

    var pad = function(what, length) {
        return new Array(length - String(what).length + 1).join('0') + what;
    };

    Date.implement({

        set: function(prop, value) {
            switch ($type(prop)) {
                case 'object':
                    for (var p in prop) this.set(p, prop[p]);
                    break;
                case 'string':
                    prop = prop.toLowerCase();
                    var m = Date.Methods;
                    if (m[prop]) this['set' + m[prop]](value);
            }
            return this;
        },

        get: function(prop) {
            prop = prop.toLowerCase();
            var m = Date.Methods;
            if (m[prop]) return this['get' + m[prop]]();
            return null;
        },

        clone: function() {
            return new Date(this.get('time'));
        },

        increment: function(interval, times) {
            interval = interval || 'day';
            times = $pick(times, 1);

            switch (interval) {
                case 'year':
                    return this.increment('month', times * 12);
                case 'month':
                    var d = this.get('date');
                    this.set('date', 1).set('mo', this.get('mo') + times);
                    return this.set('date', d.min(this.get('lastdayofmonth')));
                case 'week':
                    return this.increment('day', times * 7);
                case 'day':
                    return this.set('date', this.get('date') + times);
            }

            if (!Date.units[interval]) throw new Error(interval + ' is not a supported interval');

            return this.set('time', this.get('time') + times * Date.units[interval]());
        },

        decrement: function(interval, times) {
            return this.increment(interval, -1 * $pick(times, 1));
        },

        isLeapYear: function() {
            return Date.isLeapYear(this.get('year'));
        },

        clearTime: function() {
            return this.set({ hr: 0, min: 0, sec: 0, ms: 0 });
        },

        diff: function(date, resolution) {
            if ($type(date) == 'string') date = Date.parse(date);

            return ((date - this) / Date.units[resolution || 'day'](3, 3)).toInt(); // non-leap year, 30-day month
        },

        getLastDayOfMonth: function() {
            return Date.daysInMonth(this.get('mo'), this.get('year'));
        },

        getDayOfYear: function() {
            return (Date.UTC(this.get('year'), this.get('mo'), this.get('date') + 1)
			- Date.UTC(this.get('year'), 0, 1)) / Date.units.day();
        },

        getWeek: function() {
            return (this.get('dayofyear') / 7).ceil();
        },

        getOrdinal: function(day) {
            return Date.getMsg('ordinal', day || this.get('date'));
        },

        getTimezone: function() {
            return this.toString()
			.replace(/^.*? ([A-Z]{3}).[0-9]{4}.*$/, '$1')
			.replace(/^.*?\(([A-Z])[a-z]+ ([A-Z])[a-z]+ ([A-Z])[a-z]+\)$/, '$1$2$3');
        },

        getGMTOffset: function() {
            var off = this.get('timezoneOffset');
            return ((off > 0) ? '-' : '+') + pad((off.abs() / 60).floor(), 2) + pad(off % 60, 2);
        },

        setAMPM: function(ampm) {
            ampm = ampm.toUpperCase();
            var hr = this.get('hr');
            if (hr > 11 && ampm == 'AM') return this.decrement('hour', 12);
            else if (hr < 12 && ampm == 'PM') return this.increment('hour', 12);
            return this;
        },

        getAMPM: function() {
            return (this.get('hr') < 12) ? 'AM' : 'PM';
        },

        parse: function(str) {
            this.set('time', Date.parse(str));
            return this;
        },

        isValid: function(date) {
            return !!(date || this).valueOf();
        },

        format: function(f) {
            if (!this.isValid()) return 'invalid date';
            f = f || '%x %X';
            f = formats[f.toLowerCase()] || f; // replace short-hand with actual format
            var d = this;
            return f.replace(/%([a-z%])/gi,
			function($0, $1) {
			    switch ($1) {
			        case 'a': return Date.getMsg('days')[d.get('day')].substr(0, 3);
			        case 'A': return Date.getMsg('days')[d.get('day')];
			        case 'b': return Date.getMsg('months')[d.get('month')].substr(0, 3);
			        case 'B': return Date.getMsg('months')[d.get('month')];
			        case 'c': return d.toString();
			        case 'd': return pad(d.get('date'), 2);
			        case 'H': return pad(d.get('hr'), 2);
			        case 'I': return ((d.get('hr') % 12) || 12);
			        case 'j': return pad(d.get('dayofyear'), 3);
			        case 'm': return pad((d.get('mo') + 1), 2);
			        case 'M': return pad(d.get('min'), 2);
			        case 'o': return d.get('ordinal');
			        case 'p': return Date.getMsg(d.get('ampm'));
			        case 'S': return pad(d.get('seconds'), 2);
			        case 'U': return pad(d.get('week'), 2);
			        case 'w': return d.get('day');
			        case 'x': return d.format(Date.getMsg('shortDate'));
			        case 'X': return d.format(Date.getMsg('shortTime'));
			        case 'y': return d.get('year').toString().substr(2);
			        case 'Y': return d.get('year');
			        case 'T': return d.get('GMTOffset');
			        case 'Z': return d.get('Timezone');
			    }
			    return $1;
			}
		);
        },

        toISOString: function() {
            return this.format('iso8601');
        }

    });

    Date.alias('toISOString', 'toJSON');
    Date.alias('diff', 'compare');
    Date.alias('format', 'strftime');

    var formats = {
        db: '%Y-%m-%d %H:%M:%S',
        compact: '%Y%m%dT%H%M%S',
        iso8601: '%Y-%m-%dT%H:%M:%S%T',
        rfc822: '%a, %d %b %Y %H:%M:%S %Z',
        'short': '%d %b %H:%M',
        'long': '%B %d, %Y %H:%M'
    };

    var parsePatterns = [];
    var nativeParse = Date.parse;

    var parseWord = function(type, word, num) {
        var ret = -1;
        var translated = Date.getMsg(type + 's');

        switch ($type(word)) {
            case 'object':
                ret = translated[word.get(type)];
                break;
            case 'number':
                ret = translated[month - 1];
                if (!ret) throw new Error('Invalid ' + type + ' index: ' + index);
                break;
            case 'string':
                var match = translated.filter(function(name) {
                    return this.test(name);
                }, new RegExp('^' + word, 'i'));
                if (!match.length) throw new Error('Invalid ' + type + ' string');
                if (match.length > 1) throw new Error('Ambiguous ' + type);
                ret = match[0];
        }

        return (num) ? translated.indexOf(ret) : ret;
    };

    Date.extend({

        getMsg: function(key, args) {
            return MooTools.lang.get('Date', key, args);
        },

        units: {
            ms: $lambda(1),
            second: $lambda(1000),
            minute: $lambda(60000),
            hour: $lambda(3600000),
            day: $lambda(86400000),
            week: $lambda(608400000),
            month: function(month, year) {
                var d = new Date;
                return Date.daysInMonth($pick(month, d.get('mo')), $pick(year, d.get('year'))) * 86400000;
            },
            year: function(year) {
                year = year || new Date().get('year');
                return Date.isLeapYear(year) ? 31622400000 : 31536000000;
            }
        },

        daysInMonth: function(month, year) {
            return [31, Date.isLeapYear(year) ? 29 : 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month];
        },

        isLeapYear: function(year) {
            return ((year % 4 === 0) && (year % 100 !== 0)) || (year % 400 === 0);
        },

        parse: function(from) {
            var t = $type(from);
            if (t == 'number') return new Date(from);
            if (t != 'string') return from;
            from = from.clean();
            if (!from.length) return null;

            var parsed;
            parsePatterns.some(function(pattern) {
                var bits = pattern.re.exec(from);
                return (bits) ? (parsed = pattern.handler(bits)) : false;
            });

            return parsed || new Date(nativeParse(from));
        },

        parseDay: function(day, num) {
            return parseWord('day', day, num);
        },

        parseMonth: function(month, num) {
            return parseWord('month', month, num);
        },

        parseUTC: function(value) {
            var localDate = new Date(value);
            var utcSeconds = Date.UTC(
			localDate.get('year'),
			localDate.get('mo'),
			localDate.get('date'),
			localDate.get('hr'),
			localDate.get('min'),
			localDate.get('sec')
		);
            return new Date(utcSeconds);
        },

        orderIndex: function(unit) {
            return Date.getMsg('dateOrder').indexOf(unit) + 1;
        },

        defineFormat: function(name, format) {
            formats[name] = format;
        },

        defineFormats: function(formats) {
            for (var name in formats) Date.defineFormat(name, formats[name]);
        },

        parsePatterns: parsePatterns, // this is deprecated

        defineParser: function(pattern) {
            parsePatterns.push((pattern.re && pattern.handler) ? pattern : build(pattern));
        },

        defineParsers: function() {
            Array.flatten(arguments).each(Date.defineParser);
        },

        define2DigitYearStart: function(year) {
            startYear = year % 100;
            startCentury = year - startYear;
        }

    });

    var startCentury = 1900;
    var startYear = 70;

    var regexOf = function(type) {
        return new RegExp('(?:' + Date.getMsg(type).map(function(name) {
            return name.substr(0, 3);
        }).join('|') + ')[a-z]*');
    };

    var replacers = function(key) {
        switch (key) {
            case 'x': // iso8601 covers yyyy-mm-dd, so just check if month is first
                return ((Date.orderIndex('month') == 1) ? '%m[.-/]%d' : '%d[.-/]%m') + '([.-/]%y)?';
            case 'X':
                return '%H([.:]%M)?([.:]%S([.:]%s)?)? ?%p? ?%T?';
        }
        return null;
    };

    var keys = {
        d: /[0-2]?[0-9]|3[01]/,
        H: /[01]?[0-9]|2[0-3]/,
        I: /0?[1-9]|1[0-2]/,
        M: /[0-5]?\d/,
        s: /\d+/,
        o: /[a-z]*/,
        p: /[ap]\.?m\.?/,
        y: /\d{2}|\d{4}/,
        Y: /\d{4}/,
        T: /Z|[+-]\d{2}(?::?\d{2})?/
    };

    keys.m = keys.I;
    keys.S = keys.M;

    var currentLanguage;

    var recompile = function(language) {
        currentLanguage = language;

        keys.a = keys.A = regexOf('days');
        keys.b = keys.B = regexOf('months');

        parsePatterns.each(function(pattern, i) {
            if (pattern.format) parsePatterns[i] = build(pattern.format);
        });
    };

    var build = function(format) {
        if (!currentLanguage) return { format: format };

        var parsed = [];
        var re = (format.source || format) // allow format to be regex
	 .replace(/%([a-z])/gi,
		function($0, $1) {
		    return replacers($1) || $0;
		}
	).replace(/\((?!\?)/g, '(?:') // make all groups non-capturing
	 .replace(/ (?!\?|\*)/g, ',? ') // be forgiving with spaces and commas
	 .replace(/%([a-z%])/gi,
		function($0, $1) {
		    var p = keys[$1];
		    if (!p) return $1;
		    parsed.push($1);
		    return '(' + p.source + ')';
		}
	).replace(/\[a-z\]/gi, '[a-z\\u00c0-\\uffff]'); // handle unicode words

        return {
            format: format,
            re: new RegExp('^' + re + '$', 'i'),
            handler: function(bits) {
                bits = bits.slice(1).associate(parsed);
                var date = new Date().clearTime();
                if ('d' in bits) handle.call(date, 'd', 1);
                if ('m' in bits) handle.call(date, 'm', 1);
                for (var key in bits) handle.call(date, key, bits[key]);
                return date;
            }
        };
    };

    var handle = function(key, value) {
        if (!value) return this;

        switch (key) {
            case 'a': case 'A': return this.set('day', Date.parseDay(value, true));
            case 'b': case 'B': return this.set('mo', Date.parseMonth(value, true));
            case 'd': return this.set('date', value);
            case 'H': case 'I': return this.set('hr', value);
            case 'm': return this.set('mo', value - 1);
            case 'M': return this.set('min', value);
            case 'p': return this.set('ampm', value.replace(/\./g, ''));
            case 'S': return this.set('sec', value);
            case 's': return this.set('ms', ('0.' + value) * 1000);
            case 'w': return this.set('day', value);
            case 'Y': return this.set('year', value);
            case 'y':
                value = +value;
                if (value < 100) value += startCentury + (value < startYear ? 100 : 0);
                return this.set('year', value);
            case 'T':
                if (value == 'Z') value = '+00';
                var offset = value.match(/([+-])(\d{2}):?(\d{2})?/);
                offset = (offset[1] + '1') * (offset[2] * 60 + (+offset[3] || 0)) + this.getTimezoneOffset();
                return this.set('time', this - offset * 60000);
        }

        return this;
    };

    Date.defineParsers(
	'%Y([-./]%m([-./]%d((T| )%X)?)?)?', // "1999-12-31", "1999-12-31 11:59pm", "1999-12-31 23:59:59", ISO8601
	'%Y%m%d(T%H(%M%S?)?)?', // "19991231", "19991231T1159", compact
	'%x( %X)?', // "12/31", "12.31.99", "12-31-1999", "12/31/2008 11:59 PM"
	'%d%o( %b( %Y)?)?( %X)?', // "31st", "31st December", "31 Dec 1999", "31 Dec 1999 11:59pm"
	'%b( %d%o)?( %Y)?( %X)?', // Same as above with month and day switched
	'%Y %b( %d%o( %X)?)?', // Same as above with year coming first
	'%o %b %d %X %T %Y' // "Thu Oct 22 08:11:23 +0000 2009"
);

    MooTools.lang.addEvent('langChange', function(language) {
        if (MooTools.lang.get('Date')) recompile(language);
    }).fireEvent('langChange', MooTools.lang.getCurrentLanguage());

})();

/*
---

script: Date.Extras.js

description: Extends the Date native object to include extra methods (on top of those in Date.js).

license: MIT-style license

authors:
- Aaron Newton
- Scott Kyle

requires:
- /Date

provides: [Date.Extras]

...
*/

Date.implement({

    timeDiffInWords: function(relative_to) {
        return Date.distanceOfTimeInWords(this, relative_to || new Date);
    },

    timeDiff: function(to, joiner) {
        if (to == null) to = new Date;
        var delta = ((to - this) / 1000).toInt();
        if (!delta) return '0s';

        var durations = { s: 60, m: 60, h: 24, d: 365, y: 0 };
        var duration, vals = [];

        for (var step in durations) {
            if (!delta) break;
            if ((duration = durations[step])) {
                vals.unshift((delta % duration) + step);
                delta = (delta / duration).toInt();
            } else {
                vals.unshift(delta + step);
            }
        }

        return vals.join(joiner || ':');
    }

});

Date.alias('timeDiffInWords', 'timeAgoInWords');

Date.extend({

    distanceOfTimeInWords: function(from, to) {
        return Date.getTimePhrase(((to - from) / 1000).toInt());
    },

    getTimePhrase: function(delta) {
        var suffix = (delta < 0) ? 'Until' : 'Ago';
        if (delta < 0) delta *= -1;

        var units = {
            minute: 60,
            hour: 60,
            day: 24,
            week: 7,
            month: 52 / 12,
            year: 12,
            eon: Infinity
        };

        var msg = 'lessThanMinute';

        for (var unit in units) {
            var interval = units[unit];
            if (delta < 1.5 * interval) {
                if (delta > 0.75 * interval) msg = unit;
                break;
            }
            delta /= interval;
            msg = unit + 's';
        }

        return Date.getMsg(msg + suffix).substitute({ delta: delta.round() });
    }

});


Date.defineParsers(

	{
	    // "today", "tomorrow", "yesterday"
	    re: /^(?:tod|tom|yes)/i,
	    handler: function(bits) {
	        var d = new Date().clearTime();
	        switch (bits[0]) {
	            case 'tom': return d.increment();
	            case 'yes': return d.decrement();
	            default: return d;
	        }
	    }
	},

	{
	    // "next Wednesday", "last Thursday"
	    re: /^(next|last) ([a-z]+)$/i,
	    handler: function(bits) {
	        var d = new Date().clearTime();
	        var day = d.getDay();
	        var newDay = Date.parseDay(bits[2], true);
	        var addDays = newDay - day;
	        if (newDay <= day) addDays += 7;
	        if (bits[1] == 'last') addDays -= 7;
	        return d.set('date', d.getDate() + addDays);
	    }
	}

);


/*
---

script: Hash.Extras.js

description: Extends the Hash native object to include getFromPath which allows a path notation to child elements.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Hash.base
- /MooTools.More

provides: [Hash.Extras]

...
*/

Hash.implement({

    getFromPath: function(notation) {
        var source = this.getClean();
        notation.replace(/\[([^\]]+)\]|\.([^.[]+)|[^[.]+/g, function(match) {
            if (!source) return null;
            var prop = arguments[2] || arguments[1] || arguments[0];
            source = (prop in source) ? source[prop] : null;
            return match;
        });
        return source;
    },

    cleanValues: function(method) {
        method = method || $defined;
        this.each(function(v, k) {
            if (!method(v)) this.erase(k);
        }, this);
        return this;
    },

    run: function() {
        var args = arguments;
        this.each(function(v, k) {
            if ($type(v) == 'function') v.run(args);
        });
    }

});

/*
---

script: String.Extras.js

description: Extends the String native object to include methods useful in managing various kinds of strings (query strings, urls, html, etc).

license: MIT-style license

authors:
- Aaron Newton
- Guillermo Rauch

requires:
- core:1.2.4/String
- core:1.2.4/$util
- core:1.2.4/Array

provides: [String.Extras]

...
*/

(function() {

    var special = ['À', 'à', 'Á', 'á', 'Â', 'â', 'Ã', 'ã', 'Ä', 'ä', 'Å', 'å', 'Ă', 'ă', 'Ą', 'ą', 'Ć', 'ć', 'Č', 'č', 'Ç', 'ç', 'Ď', 'ď', 'Đ', 'đ', 'È', 'è', 'É', 'é', 'Ê', 'ê', 'Ë', 'ë', 'Ě', 'ě', 'Ę', 'ę', 'Ğ', 'ğ', 'Ì', 'ì', 'Í', 'í', 'Î', 'î', 'Ï', 'ï', 'Ĺ', 'ĺ', 'Ľ', 'ľ', 'Ł', 'ł', 'Ñ', 'ñ', 'Ň', 'ň', 'Ń', 'ń', 'Ò', 'ò', 'Ó', 'ó', 'Ô', 'ô', 'Õ', 'õ', 'Ö', 'ö', 'Ø', 'ø', 'ő', 'Ř', 'ř', 'Ŕ', 'ŕ', 'Š', 'š', 'Ş', 'ş', 'Ś', 'ś', 'Ť', 'ť', 'Ť', 'ť', 'Ţ', 'ţ', 'Ù', 'ù', 'Ú', 'ú', 'Û', 'û', 'Ü', 'ü', 'Ů', 'ů', 'Ÿ', 'ÿ', 'ý', 'Ý', 'Ž', 'ž', 'Ź', 'ź', 'Ż', 'ż', 'Þ', 'þ', 'Ð', 'ð', 'ß', 'Œ', 'œ', 'Æ', 'æ', 'µ'];

    var standard = ['A', 'a', 'A', 'a', 'A', 'a', 'A', 'a', 'Ae', 'ae', 'A', 'a', 'A', 'a', 'A', 'a', 'C', 'c', 'C', 'c', 'C', 'c', 'D', 'd', 'D', 'd', 'E', 'e', 'E', 'e', 'E', 'e', 'E', 'e', 'E', 'e', 'E', 'e', 'G', 'g', 'I', 'i', 'I', 'i', 'I', 'i', 'I', 'i', 'L', 'l', 'L', 'l', 'L', 'l', 'N', 'n', 'N', 'n', 'N', 'n', 'O', 'o', 'O', 'o', 'O', 'o', 'O', 'o', 'Oe', 'oe', 'O', 'o', 'o', 'R', 'r', 'R', 'r', 'S', 's', 'S', 's', 'S', 's', 'T', 't', 'T', 't', 'T', 't', 'U', 'u', 'U', 'u', 'U', 'u', 'Ue', 'ue', 'U', 'u', 'Y', 'y', 'Y', 'y', 'Z', 'z', 'Z', 'z', 'Z', 'z', 'TH', 'th', 'DH', 'dh', 'ss', 'OE', 'oe', 'AE', 'ae', 'u'];

    var tidymap = {
        "[\xa0\u2002\u2003\u2009]": " ",
        "\xb7": "*",
        "[\u2018\u2019]": "'",
        "[\u201c\u201d]": '"',
        "\u2026": "...",
        "\u2013": "-",
        "\u2014": "--",
        "\uFFFD": "&raquo;"
    };

    var getRegForTag = function(tag, contents) {
        tag = tag || '';
        var regstr = contents ? "<" + tag + "[^>]*>([\\s\\S]*?)<\/" + tag + ">" : "<\/?" + tag + "([^>]+)?>";
        reg = new RegExp(regstr, "gi");
        return reg;
    };

    String.implement({

        standardize: function() {
            var text = this;
            special.each(function(ch, i) {
                text = text.replace(new RegExp(ch, 'g'), standard[i]);
            });
            return text;
        },

        repeat: function(times) {
            return new Array(times + 1).join(this);
        },

        pad: function(length, str, dir) {
            if (this.length >= length) return this;
            var pad = (str == null ? ' ' : '' + str).repeat(length - this.length).substr(0, length - this.length);
            if (!dir || dir == 'right') return this + pad;
            if (dir == 'left') return pad + this;
            return pad.substr(0, (pad.length / 2).floor()) + this + pad.substr(0, (pad.length / 2).ceil());
        },

        getTags: function(tag, contents) {
            return this.match(getRegForTag(tag, contents)) || [];
        },

        stripTags: function(tag, contents) {
            return this.replace(getRegForTag(tag, contents), '');
        },

        tidy: function() {
            var txt = this.toString();
            $each(tidymap, function(value, key) {
                txt = txt.replace(new RegExp(key, 'g'), value);
            });
            return txt;
        }

    });

})();

/*
---

script: String.QueryString.js

description: Methods for dealing with URI query strings.

license: MIT-style license

authors:
- Sebastian Markbåge, Aaron Newton, Lennart Pilon, Valerio Proietti

requires:
- core:1.2.4/Array
- core:1.2.4/String
- /MooTools.More

provides: [String.QueryString]

...
*/

String.implement({

    parseQueryString: function() {
        var vars = this.split(/[&;]/), res = {};
        if (vars.length) vars.each(function(val) {
            var index = val.indexOf('='),
				keys = index < 0 ? [''] : val.substr(0, index).match(/[^\]\[]+/g),
				value = decodeURIComponent(val.substr(index + 1)),
				obj = res;
            keys.each(function(key, i) {
                var current = obj[key];
                if (i < keys.length - 1)
                    obj = obj[key] = current || {};
                else if ($type(current) == 'array')
                    current.push(value);
                else
                    obj[key] = $defined(current) ? [current, value] : value;
            });
        });
        return res;
    },

    cleanQueryString: function(method) {
        return this.split('&').filter(function(val) {
            var index = val.indexOf('='),
			key = index < 0 ? '' : val.substr(0, index),
			value = val.substr(index + 1);
            return method ? method.run([key, value]) : $chk(value);
        }).join('&');
    }

});

/*
---

script: URI.js

description: Provides methods useful in managing the window location and uris.

license: MIT-style license

authors:
- Sebastian Markbåge
- Aaron Newton

requires:
- core:1.2.4/Selectors
- /String.QueryString

provides: URI

...
*/

var URI = new Class({

    Implements: Options,

    options: {
    /*base: false*/
},

regex: /^(?:(\w+):)?(?:\/\/(?:(?:([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?)?(\.\.?$|(?:[^?#\/]*\/)*)([^?#]*)(?:\?([^#]*))?(?:#(.*))?/,
parts: ['scheme', 'user', 'password', 'host', 'port', 'directory', 'file', 'query', 'fragment'],
schemes: { http: 80, https: 443, ftp: 21, rtsp: 554, mms: 1755, file: 0 },

initialize: function(uri, options) {
    this.setOptions(options);
    var base = this.options.base || URI.base;
    if (!uri) uri = base;

    if (uri && uri.parsed) this.parsed = $unlink(uri.parsed);
    else this.set('value', uri.href || uri.toString(), base ? new URI(base) : false);
},

parse: function(value, base) {
    var bits = value.match(this.regex);
    if (!bits) return false;
    bits.shift();
    return this.merge(bits.associate(this.parts), base);
},

merge: function(bits, base) {
    if ((!bits || !bits.scheme) && (!base || !base.scheme)) return false;
    if (base) {
        this.parts.every(function(part) {
            if (bits[part]) return false;
            bits[part] = base[part] || '';
            return true;
        });
    }
    bits.port = bits.port || this.schemes[bits.scheme.toLowerCase()];
    bits.directory = bits.directory ? this.parseDirectory(bits.directory, base ? base.directory : '') : '/';
    return bits;
},

parseDirectory: function(directory, baseDirectory) {
    directory = (directory.substr(0, 1) == '/' ? '' : (baseDirectory || '/')) + directory;
    if (!directory.test(URI.regs.directoryDot)) return directory;
    var result = [];
    directory.replace(URI.regs.endSlash, '').split('/').each(function(dir) {
        if (dir == '..' && result.length > 0) result.pop();
        else if (dir != '.') result.push(dir);
    });
    return result.join('/') + '/';
},

combine: function(bits) {
    return bits.value || bits.scheme + '://' +
			(bits.user ? bits.user + (bits.password ? ':' + bits.password : '') + '@' : '') +
			(bits.host || '') + (bits.port && bits.port != this.schemes[bits.scheme] ? ':' + bits.port : '') +
			(bits.directory || '/') + (bits.file || '') +
			(bits.query ? '?' + bits.query : '') +
			(bits.fragment ? '#' + bits.fragment : '');
},

set: function(part, value, base) {
    if (part == 'value') {
        var scheme = value.match(URI.regs.scheme);
        if (scheme) scheme = scheme[1];
        if (scheme && !$defined(this.schemes[scheme.toLowerCase()])) this.parsed = { scheme: scheme, value: value };
        else this.parsed = this.parse(value, (base || this).parsed) || (scheme ? { scheme: scheme, value: value} : { value: value });
    } else if (part == 'data') {
        this.setData(value);
    } else {
        this.parsed[part] = value;
    }
    return this;
},

get: function(part, base) {
    switch (part) {
        case 'value': return this.combine(this.parsed, base ? base.parsed : false);
        case 'data': return this.getData();
    }
    return this.parsed[part] || '';
},

go: function() {
    document.location.href = this.toString();
},

toURI: function() {
    return this;
},

getData: function(key, part) {
    var qs = this.get(part || 'query');
    if (!$chk(qs)) return key ? null : {};
    var obj = qs.parseQueryString();
    return key ? obj[key] : obj;
},

setData: function(values, merge, part) {
    if (typeof values == 'string') {
        values = this.getData();
        values[arguments[0]] = arguments[1];
    } else if (merge) {
        values = $merge(this.getData(), values);
    }
    return this.set(part || 'query', Hash.toQueryString(values));
},

clearData: function(part) {
    return this.set(part || 'query', '');
}

});

URI.prototype.toString = URI.prototype.valueOf = function() {
    return this.get('value');
};

URI.regs = {
    endSlash: /\/$/,
    scheme: /^(\w+):/,
    directoryDot: /\.\/|\.$/
};

URI.base = new URI(document.getElements('base[href]', true).getLast(), { base: document.location });

String.implement({

    toURI: function(options) {
        return new URI(this, options);
    }

});

/*
---

script: URI.Relative.js

description: Extends the URI class to add methods for computing relative and absolute urls.

license: MIT-style license

authors:
- Sebastian Markbåge


requires:
- /Class.refactor
- /URI

provides: [URI.Relative]

...
*/

URI = Class.refactor(URI, {

    combine: function(bits, base) {
        if (!base || bits.scheme != base.scheme || bits.host != base.host || bits.port != base.port)
            return this.previous.apply(this, arguments);
        var end = bits.file + (bits.query ? '?' + bits.query : '') + (bits.fragment ? '#' + bits.fragment : '');

        if (!base.directory) return (bits.directory || (bits.file ? '' : './')) + end;

        var baseDir = base.directory.split('/'),
			relDir = bits.directory.split('/'),
			path = '',
			offset;

        var i = 0;
        for (offset = 0; offset < baseDir.length && offset < relDir.length && baseDir[offset] == relDir[offset]; offset++);
        for (i = 0; i < baseDir.length - offset - 1; i++) path += '../';
        for (i = offset; i < relDir.length - 1; i++) path += relDir[i] + '/';

        return (path || (bits.file ? '' : './')) + end;
    },

    toAbsolute: function(base) {
        base = new URI(base);
        if (base) base.set('directory', '').set('file', '');
        return this.toRelative(base);
    },

    toRelative: function(base) {
        return this.get('value', new URI(base));
    }

});

/*
---

script: Element.Forms.js

description: Extends the Element native object to include methods useful in managing inputs.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element
- /MooTools.More

provides: [Element.Forms]

...
*/

Element.implement({

    tidy: function() {
        this.set('value', this.get('value').tidy());
    },

    getTextInRange: function(start, end) {
        return this.get('value').substring(start, end);
    },

    getSelectedText: function() {
        if (this.setSelectionRange) return this.getTextInRange(this.getSelectionStart(), this.getSelectionEnd());
        return document.selection.createRange().text;
    },

    getSelectedRange: function() {
        if ($defined(this.selectionStart)) return { start: this.selectionStart, end: this.selectionEnd };
        var pos = { start: 0, end: 0 };
        var range = this.getDocument().selection.createRange();
        if (!range || range.parentElement() != this) return pos;
        var dup = range.duplicate();
        if (this.type == 'text') {
            pos.start = 0 - dup.moveStart('character', -100000);
            pos.end = pos.start + range.text.length;
        } else {
            var value = this.get('value');
            var offset = value.length;
            dup.moveToElementText(this);
            dup.setEndPoint('StartToEnd', range);
            if (dup.text.length) offset -= value.match(/[\n\r]*$/)[0].length;
            pos.end = offset - dup.text.length;
            dup.setEndPoint('StartToStart', range);
            pos.start = offset - dup.text.length;
        }
        return pos;
    },

    getSelectionStart: function() {
        return this.getSelectedRange().start;
    },

    getSelectionEnd: function() {
        return this.getSelectedRange().end;
    },

    setCaretPosition: function(pos) {
        if (pos == 'end') pos = this.get('value').length;
        this.selectRange(pos, pos);
        return this;
    },

    getCaretPosition: function() {
        return this.getSelectedRange().start;
    },

    selectRange: function(start, end) {
        if (this.setSelectionRange) {
            this.focus();
            this.setSelectionRange(start, end);
        } else {
            var value = this.get('value');
            var diff = value.substr(start, end - start).replace(/\r/g, '').length;
            start = value.substr(0, start).replace(/\r/g, '').length;
            var range = this.createTextRange();
            range.collapse(true);
            range.moveEnd('character', start + diff);
            range.moveStart('character', start);
            range.select();
        }
        return this;
    },

    insertAtCursor: function(value, select) {
        var pos = this.getSelectedRange();
        var text = this.get('value');
        this.set('value', text.substring(0, pos.start) + value + text.substring(pos.end, text.length));
        if ($pick(select, true)) this.selectRange(pos.start, pos.start + value.length);
        else this.setCaretPosition(pos.start + value.length);
        return this;
    },

    insertAroundCursor: function(options, select) {
        options = $extend({
            before: '',
            defaultMiddle: '',
            after: ''
        }, options);
        var value = this.getSelectedText() || options.defaultMiddle;
        var pos = this.getSelectedRange();
        var text = this.get('value');
        if (pos.start == pos.end) {
            this.set('value', text.substring(0, pos.start) + options.before + value + options.after + text.substring(pos.end, text.length));
            this.selectRange(pos.start + options.before.length, pos.end + options.before.length + value.length);
        } else {
            var current = text.substring(pos.start, pos.end);
            this.set('value', text.substring(0, pos.start) + options.before + current + options.after + text.substring(pos.end, text.length));
            var selStart = pos.start + options.before.length;
            if ($pick(select, true)) this.selectRange(selStart, selStart + current.length);
            else this.setCaretPosition(selStart + text.length);
        }
        return this;
    }

});

/*
---

script: Elements.From.js

description: Returns a collection of elements from a string of html.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element
- /MooTools.More

provides: [Elements.from]

...
*/

Elements.from = function(text, excludeScripts) {
    if ($pick(excludeScripts, true)) text = text.stripScripts();

    var container, match = text.match(/^\s*<(t[dhr]|tbody|tfoot|thead)/i);

    if (match) {
        container = new Element('table');
        var tag = match[1].toLowerCase();
        if (['td', 'th', 'tr'].contains(tag)) {
            container = new Element('tbody').inject(container);
            if (tag != 'tr') container = new Element('tr').inject(container);
        }
    }

    return (container || new Element('div')).set('html', text).getChildren();
};

/*
---

script: Element.Delegation.js

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

credits:
- "Event checking based on the work of Daniel Steigerwald. License: MIT-style license.	Copyright: Copyright (c) 2008 Daniel Steigerwald, daniel.steigerwald.cz"

license: MIT-style license

authors:
- Aaron Newton
- Daniel Steigerwald

requires:
- core:1.2.4/Element.Event
- core:1.2.4/Selectors
- /MooTools.More

provides: [Element.Delegation]

...
*/
(function() {

    var match = /(.*?):relay\(([^)]+)\)$/,
		combinators = /[+>~\s]/,
		splitType = function(type) {
		    var bits = type.match(match);
		    return !bits ? { event: type} : {
		        event: bits[1],
		        selector: bits[2]
		    };
		},
		check = function(e, selector) {
		    var t = e.target;
		    if (combinators.test(selector = selector.trim())) {
		        var els = this.getElements(selector);
		        for (var i = els.length; i--; ) {
		            var el = els[i];
		            if (t == el || el.hasChild(t)) return el;
		        }
		    } else {
		        for (; t && t != this; t = t.parentNode) {
		            if (Element.match(t, selector)) return document.id(t);
		        }
		    }
		    return null;
		};

    var oldAddEvent = Element.prototype.addEvent,
		oldRemoveEvent = Element.prototype.removeEvent;

    Element.implement({

        addEvent: function(type, fn) {
            var splitted = splitType(type);
            if (splitted.selector) {
                var monitors = this.retrieve('$moo:delegateMonitors', {});
                if (!monitors[type]) {
                    var monitor = function(e) {
                        var el = check.call(this, e, splitted.selector);
                        if (el) this.fireEvent(type, [e, el], 0, el);
                    } .bind(this);
                    monitors[type] = monitor;
                    oldAddEvent.call(this, splitted.event, monitor);
                }
            }
            return oldAddEvent.apply(this, arguments);
        },

        removeEvent: function(type, fn) {
            var splitted = splitType(type);
            if (splitted.selector) {
                var events = this.retrieve('events');
                if (!events || !events[type] || (fn && !events[type].keys.contains(fn))) return this;

                if (fn) oldRemoveEvent.apply(this, [type, fn]);
                else oldRemoveEvent.apply(this, type);

                events = this.retrieve('events');
                if (events && events[type] && events[type].length == 0) {
                    var monitors = this.retrieve('$moo:delegateMonitors', {});
                    oldRemoveEvent.apply(this, [splitted.event, monitors[type]]);
                    delete monitors[type];
                }
                return this;
            }

            return oldRemoveEvent.apply(this, arguments);
        },

        fireEvent: function(type, args, delay, bind) {
            var events = this.retrieve('events');
            if (!events || !events[type]) return this;
            events[type].keys.each(function(fn) {
                fn.create({ bind: bind || this, delay: delay, arguments: args })();
            }, this);
            return this;
        }

    });

})();

/*
---

script: Element.Measure.js

description: Extends the Element native object to include methods useful in measuring dimensions.

credits: "Element.measure / .expose methods by Daniel Steigerwald License: MIT-style license. Copyright: Copyright (c) 2008 Daniel Steigerwald, daniel.steigerwald.cz"

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Style
- core:1.2.4/Element.Dimensions
- /MooTools.More

provides: [Element.Measure]

...
*/

Element.implement({

    measure: function(fn) {
        var vis = function(el) {
            return !!(!el || el.offsetHeight || el.offsetWidth);
        };
        if (vis(this)) return fn.apply(this);
        var parent = this.getParent(),
			restorers = [],
			toMeasure = [];
        while (!vis(parent) && parent != document.body) {
            toMeasure.push(parent.expose());
            parent = parent.getParent();
        }
        var restore = this.expose();
        var result = fn.apply(this);
        restore();
        toMeasure.each(function(restore) {
            restore();
        });
        return result;
    },

    expose: function() {
        if (this.getStyle('display') != 'none') return $empty;
        var before = this.style.cssText;
        this.setStyles({
            display: 'block',
            position: 'absolute',
            visibility: 'hidden'
        });
        return function() {
            this.style.cssText = before;
        } .bind(this);
    },

    getDimensions: function(options) {
        options = $merge({ computeSize: false }, options);
        var dim = {};
        var getSize = function(el, options) {
            return (options.computeSize) ? el.getComputedSize(options) : el.getSize();
        };
        var parent = this.getParent('body');
        if (parent && this.getStyle('display') == 'none') {
            dim = this.measure(function() {
                return getSize(this, options);
            });
        } else if (parent) {
            try { //safari sometimes crashes here, so catch it
                dim = getSize(this, options);
            } catch (e) { }
        } else {
            dim = { x: 0, y: 0 };
        }
        return $chk(dim.x) ? $extend(dim, { width: dim.x, height: dim.y }) : $extend(dim, { x: dim.width, y: dim.height });
    },

    getComputedSize: function(options) {
        options = $merge({
            styles: ['padding', 'border'],
            plains: {
                height: ['top', 'bottom'],
                width: ['left', 'right']
            },
            mode: 'both'
        }, options);
        var size = { width: 0, height: 0 };
        switch (options.mode) {
            case 'vertical':
                delete size.width;
                delete options.plains.width;
                break;
            case 'horizontal':
                delete size.height;
                delete options.plains.height;
                break;
        }
        var getStyles = [];
        //this function might be useful in other places; perhaps it should be outside this function?
        $each(options.plains, function(plain, key) {
            plain.each(function(edge) {
                options.styles.each(function(style) {
                    getStyles.push((style == 'border') ? style + '-' + edge + '-' + 'width' : style + '-' + edge);
                });
            });
        });
        var styles = {};
        getStyles.each(function(style) { styles[style] = this.getComputedStyle(style); }, this);
        var subtracted = [];
        $each(options.plains, function(plain, key) { //keys: width, height, plains: ['left', 'right'], ['top','bottom']
            var capitalized = key.capitalize();
            size['total' + capitalized] = size['computed' + capitalized] = 0;
            plain.each(function(edge) { //top, left, right, bottom
                size['computed' + edge.capitalize()] = 0;
                getStyles.each(function(style, i) { //padding, border, etc.
                    //'padding-left'.test('left') size['totalWidth'] = size['width'] + [padding-left]
                    if (style.test(edge)) {
                        styles[style] = styles[style].toInt() || 0; //styles['padding-left'] = 5;
                        size['total' + capitalized] = size['total' + capitalized] + styles[style];
                        size['computed' + edge.capitalize()] = size['computed' + edge.capitalize()] + styles[style];
                    }
                    //if width != width (so, padding-left, for instance), then subtract that from the total
                    if (style.test(edge) && key != style &&
						(style.test('border') || style.test('padding')) && !subtracted.contains(style)) {
                        subtracted.push(style);
                        size['computed' + capitalized] = size['computed' + capitalized] - styles[style];
                    }
                });
            });
        });

        ['Width', 'Height'].each(function(value) {
            var lower = value.toLowerCase();
            if (!$chk(size[lower])) return;

            size[lower] = size[lower] + this['offset' + value] + size['computed' + value];
            size['total' + value] = size[lower] + size['total' + value];
            delete size['computed' + value];
        }, this);

        return $extend(styles, size);
    }

});

/*
---

script: Element.Pin.js

description: Extends the Element native object to include the pin method useful for fixed positioning for elements.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Event
- core:1.2.4/Element.Dimensions
- core:1.2.4/Element.Style
- /MooTools.More

provides: [Element.Pin]

...
*/

(function() {
    var supportsPositionFixed = false;
    window.addEvent('domready', function() {
        var test = new Element('div').setStyles({
            position: 'fixed',
            top: 0,
            right: 0
        }).inject(document.body);
        supportsPositionFixed = (test.offsetTop === 0);
        test.dispose();
    });

    Element.implement({

        pin: function(enable) {
            if (this.getStyle('display') == 'none') return null;

            var p,
					scroll = window.getScroll();
            if (enable !== false) {
                p = this.getPosition();
                if (!this.retrieve('pinned')) {
                    var pos = {
                        top: p.y - scroll.y,
                        left: p.x - scroll.x
                    };
                    if (supportsPositionFixed) {
                        this.setStyle('position', 'fixed').setStyles(pos);
                    } else {
                        this.store('pinnedByJS', true);
                        this.setStyles({
                            position: 'absolute',
                            top: p.y,
                            left: p.x
                        }).addClass('isPinned');
                        this.store('scrollFixer', (function() {
                            if (this.retrieve('pinned'))
                                var scroll = window.getScroll();
                            this.setStyles({
                                top: pos.top.toInt() + scroll.y,
                                left: pos.left.toInt() + scroll.x
                            });
                        }).bind(this));
                        window.addEvent('scroll', this.retrieve('scrollFixer'));
                    }
                    this.store('pinned', true);
                }
            } else {
                var op;
                if (!Browser.Engine.trident) {
                    var parent = this.getParent();
                    op = (parent.getComputedStyle('position') != 'static' ? parent : parent.getOffsetParent());
                }
                p = this.getPosition(op);
                this.store('pinned', false);
                var reposition;
                if (supportsPositionFixed && !this.retrieve('pinnedByJS')) {
                    reposition = {
                        top: p.y + scroll.y,
                        left: p.x + scroll.x
                    };
                } else {
                    this.store('pinnedByJS', false);
                    window.removeEvent('scroll', this.retrieve('scrollFixer'));
                    reposition = {
                        top: p.y,
                        left: p.x
                    };
                }
                this.setStyles($merge(reposition, { position: 'absolute' })).removeClass('isPinned');
            }
            return this;
        },

        unpin: function() {
            return this.pin(false);
        },

        togglepin: function() {
            this.pin(!this.retrieve('pinned'));
        }

    });

})();

/*
---

script: Element.Position.js

description: Extends the Element native object to include methods useful positioning elements relative to others.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Dimensions
- /Element.Measure

provides: [Elements.Position]

...
*/

(function() {

    var original = Element.prototype.position;

    Element.implement({

        position: function(options) {
            //call original position if the options are x/y values
            if (options && ($defined(options.x) || $defined(options.y))) return original ? original.apply(this, arguments) : this;
            $each(options || {}, function(v, k) { if (!$defined(v)) delete options[k]; });
            options = $merge({
                // minimum: { x: 0, y: 0 },
                // maximum: { x: 0, y: 0},
                relativeTo: document.body,
                position: {
                    x: 'center', //left, center, right
                    y: 'center' //top, center, bottom
                },
                edge: false,
                offset: { x: 0, y: 0 },
                returnPos: false,
                relFixedPosition: false,
                ignoreMargins: false,
                ignoreScroll: false,
                allowNegative: false
            }, options);
            //compute the offset of the parent positioned element if this element is in one
            var parentOffset = { x: 0, y: 0 },
				parentPositioned = false;
            /* dollar around getOffsetParent should not be necessary, but as it does not return
            * a mootools extended element in IE, an error occurs on the call to expose. See:
            * http://mootools.lighthouseapp.com/projects/2706/tickets/333-element-getoffsetparent-inconsistency-between-ie-and-other-browsers */
            var offsetParent = this.measure(function() {
                return document.id(this.getOffsetParent());
            });
            if (offsetParent && offsetParent != this.getDocument().body) {
                parentOffset = offsetParent.measure(function() {
                    return this.getPosition();
                });
                parentPositioned = offsetParent != document.id(options.relativeTo);
                options.offset.x = options.offset.x - parentOffset.x;
                options.offset.y = options.offset.y - parentOffset.y;
            }
            //upperRight, bottomRight, centerRight, upperLeft, bottomLeft, centerLeft
            //topRight, topLeft, centerTop, centerBottom, center
            var fixValue = function(option) {
                if ($type(option) != 'string') return option;
                option = option.toLowerCase();
                var val = {};
                if (option.test('left')) val.x = 'left';
                else if (option.test('right')) val.x = 'right';
                else val.x = 'center';
                if (option.test('upper') || option.test('top')) val.y = 'top';
                else if (option.test('bottom')) val.y = 'bottom';
                else val.y = 'center';
                return val;
            };
            options.edge = fixValue(options.edge);
            options.position = fixValue(options.position);
            if (!options.edge) {
                if (options.position.x == 'center' && options.position.y == 'center') options.edge = { x: 'center', y: 'center' };
                else options.edge = { x: 'left', y: 'top' };
            }

            this.setStyle('position', 'absolute');
            var rel = document.id(options.relativeTo) || document.body,
				calc = rel == document.body ? window.getScroll() : rel.getPosition(),
				top = calc.y, left = calc.x;

            var scrolls = rel.getScrolls();
            top += scrolls.y;
            left += scrolls.x;

            var dim = this.getDimensions({ computeSize: true, styles: ['padding', 'border', 'margin'] });
            var pos = {},
				prefY = options.offset.y,
				prefX = options.offset.x,
				winSize = window.getSize();
            switch (options.position.x) {
                case 'left':
                    pos.x = left + prefX;
                    break;
                case 'right':
                    pos.x = left + prefX + rel.offsetWidth;
                    break;
                default: //center
                    pos.x = left + ((rel == document.body ? winSize.x : rel.offsetWidth) / 2) + prefX;
                    break;
            }
            switch (options.position.y) {
                case 'top':
                    pos.y = top + prefY;
                    break;
                case 'bottom':
                    pos.y = top + prefY + rel.offsetHeight;
                    break;
                default: //center
                    pos.y = top + ((rel == document.body ? winSize.y : rel.offsetHeight) / 2) + prefY;
                    break;
            }
            if (options.edge) {
                var edgeOffset = {};

                switch (options.edge.x) {
                    case 'left':
                        edgeOffset.x = 0;
                        break;
                    case 'right':
                        edgeOffset.x = -dim.x - dim.computedRight - dim.computedLeft;
                        break;
                    default: //center
                        edgeOffset.x = -(dim.totalWidth / 2);
                        break;
                }
                switch (options.edge.y) {
                    case 'top':
                        edgeOffset.y = 0;
                        break;
                    case 'bottom':
                        edgeOffset.y = -dim.y - dim.computedTop - dim.computedBottom;
                        break;
                    default: //center
                        edgeOffset.y = -(dim.totalHeight / 2);
                        break;
                }
                pos.x += edgeOffset.x;
                pos.y += edgeOffset.y;
            }
            pos = {
                left: ((pos.x >= 0 || parentPositioned || options.allowNegative) ? pos.x : 0).toInt(),
                top: ((pos.y >= 0 || parentPositioned || options.allowNegative) ? pos.y : 0).toInt()
            };
            var xy = { left: 'x', top: 'y' };
            ['minimum', 'maximum'].each(function(minmax) {
                ['left', 'top'].each(function(lr) {
                    var val = options[minmax] ? options[minmax][xy[lr]] : null;
                    if (val != null && pos[lr] < val) pos[lr] = val;
                });
            });
            if (rel.getStyle('position') == 'fixed' || options.relFixedPosition) {
                var winScroll = window.getScroll();
                pos.top += winScroll.y;
                pos.left += winScroll.x;
            }
            if (options.ignoreScroll) {
                var relScroll = rel.getScroll();
                pos.top -= relScroll.y;
                pos.left -= relScroll.x;
            }
            if (options.ignoreMargins) {
                pos.left += (
				options.edge.x == 'right' ? dim['margin-right'] :
				options.edge.x == 'center' ? -dim['margin-left'] + ((dim['margin-right'] + dim['margin-left']) / 2) :
					-dim['margin-left']
			);
                pos.top += (
				options.edge.y == 'bottom' ? dim['margin-bottom'] :
				options.edge.y == 'center' ? -dim['margin-top'] + ((dim['margin-bottom'] + dim['margin-top']) / 2) :
					-dim['margin-top']
			);
            }
            pos.left = Math.ceil(pos.left);
            pos.top = Math.ceil(pos.top);
            if (options.returnPos) return pos;
            else this.setStyles(pos);
            return this;
        }

    });

})();

/*
---

script: Element.Shortcuts.js

description: Extends the Element native object to include some shortcut methods.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Style
- /MooTools.More

provides: [Element.Shortcuts]

...
*/

Element.implement({

    isDisplayed: function() {
        return this.getStyle('display') != 'none';
    },

    isVisible: function() {
        var w = this.offsetWidth,
			h = this.offsetHeight;
        return (w == 0 && h == 0) ? false : (w > 0 && h > 0) ? true : this.isDisplayed();
    },

    toggle: function() {
        return this[this.isDisplayed() ? 'hide' : 'show']();
    },

    hide: function() {
        var d;
        try {
            // IE fails here if the element is not in the dom
            if ((d = this.getStyle('display')) == 'none') d = null;
        } catch (e) { }

        return this.store('originalDisplay', d || 'block').setStyle('display', 'none');
    },

    show: function(display) {
        return this.setStyle('display', display || this.retrieve('originalDisplay') || 'block');
    },

    swapClass: function(remove, add) {
        return this.removeClass(remove).addClass(add);
    }

});


/*
---

script: Form.Request.js

description: Handles the basic functionality of submitting a form and updating a dom element with the result.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Event
- core:1.2.4/Request.HTML
- /Class.Binds
- /Class.Occlude
- /Spinner
- /String.QueryString

provides: [Form.Request]

...
*/

if (!window.Form) window.Form = {};

(function() {

    Form.Request = new Class({

        Binds: ['onSubmit', 'onFormValidate'],

        Implements: [Options, Events, Class.Occlude],

        options: {
            //onFailure: $empty,
            //onSuccess: #empty, //aliased to onComplete,
            //onSend: $empty
            requestOptions: {
                evalScripts: true,
                useSpinner: true,
                emulation: false,
                link: 'ignore'
            },
            extraData: {},
            resetForm: true
        },

        property: 'form.request',

        initialize: function(form, update, options) {
            this.element = document.id(form);
            if (this.occlude()) return this.occluded;
            this.update = document.id(update);
            this.setOptions(options);
            this.makeRequest();
            if (this.options.resetForm) {
                this.request.addEvent('success', function() {
                    $try(function() { this.element.reset(); } .bind(this));
                    if (window.OverText) OverText.update();
                } .bind(this));
            }
            this.attach();
        },

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

        makeRequest: function() {
            this.request = new Request.HTML($merge({
                url: this.element.get('action'),
                update: this.update,
                emulation: false,
                spinnerTarget: this.element,
                method: this.element.get('method') || 'post'
            }, this.options.requestOptions)).addEvents({
                success: function(text, xml) {
                    ['success', 'complete'].each(function(evt) {
                        this.fireEvent(evt, [this.update, text, xml]);
                    }, this);
                } .bind(this),
                failure: function(xhr) {
                    this.fireEvent('failure', xhr);
                } .bind(this),
                exception: function() {
                    this.fireEvent('failure', xhr);
                } .bind(this)
            });
        },

        attach: function(attach) {
            attach = $pick(attach, true);
            method = attach ? 'addEvent' : 'removeEvent';

            var fv = this.element.retrieve('validator');
            if (fv) fv[method]('onFormValidate', this.onFormValidate);
            if (!fv || !attach) this.element[method]('submit', this.onSubmit);
        },

        detach: function() {
            this.attach(false);
        },

        //public method
        enable: function() {
            this.attach();
        },

        //public method
        disable: function() {
            this.detach();
        },

        onFormValidate: function(valid, form, e) {
            if (valid || !fv.options.stopOnFailure) {
                if (e && e.stop) e.stop();
                this.send();
            }
        },

        onSubmit: function(e) {
            if (this.element.retrieve('validator')) {
                //form validator was created after Form.Request
                this.detach();
                this.addFormEvent();
                return;
            }
            e.stop();
            this.send();
        },

        send: function() {
            var str = this.element.toQueryString().trim();
            var data = $H(this.options.extraData).toQueryString();
            if (str) str += "&" + data;
            else str = data;
            this.fireEvent('send', [this.element, str]);
            this.request.send({ data: str });
            return this;
        }

    });

    Element.Properties.formRequest = {

        set: function() {
            var opt = Array.link(arguments, { options: Object.type, update: Element.type, updateId: String.type });
            var update = opt.update || opt.updateId;
            var updater = this.retrieve('form.request');
            if (update) {
                if (updater) updater.update = document.id(update);
                this.store('form.request:update', update);
            }
            if (opt.options) {
                if (updater) updater.setOptions(opt.options);
                this.store('form.request:options', opt.options);
            }
            return this;
        },

        get: function() {
            var opt = Array.link(arguments, { options: Object.type, update: Element.type, updateId: String.type });
            var update = opt.update || opt.updateId;
            if (opt.options || update || !this.retrieve('form.request')) {
                if (opt.options || !this.retrieve('form.request:options')) this.set('form.request', opt.options);
                if (update) this.set('form.request', update);
                this.store('form.request', new Form.Request(this, this.retrieve('form.request:update'), this.retrieve('form.request:options')));
            }
            return this.retrieve('form.request');
        }

    };

    Element.implement({

        formUpdate: function(update, options) {
            this.get('form.request', update, options).send();
            return this;
        }

    });

})();

/*
---

script: Form.Request.Append.js

description: Handles the basic functionality of submitting a form and updating a dom element with the result. The result is appended to the DOM element instead of replacing its contents.

license: MIT-style license

authors:
- Aaron Newton

requires:
- /Form.Request
- /Fx.Reveal
- /Elements.from

provides: [Form.Request.Append]

...
*/

Form.Request.Append = new Class({

    Extends: Form.Request,

    options: {
        //onBeforeEffect: $empty,
        useReveal: true,
        revealOptions: {},
        inject: 'bottom'
    },

    makeRequest: function() {
        this.request = new Request.HTML($merge({
            url: this.element.get('action'),
            method: this.element.get('method') || 'post',
            spinnerTarget: this.element
        }, this.options.requestOptions, {
            evalScripts: false
        })
		).addEvents({
		    success: function(tree, elements, html, javascript) {
		        var container;
		        var kids = Elements.from(html);
		        if (kids.length == 1) {
		            container = kids[0];
		        } else {
		            container = new Element('div', {
		                styles: {
		                    display: 'none'
		                }
		            }).adopt(kids);
		        }
		        container.inject(this.update, this.options.inject);
		        if (this.options.requestOptions.evalScripts) $exec(javascript);
		        this.fireEvent('beforeEffect', container);
		        var finish = function() {
		            this.fireEvent('success', [container, this.update, tree, elements, html, javascript]);
		        } .bind(this);
		        if (this.options.useReveal) {
		            container.get('reveal', this.options.revealOptions).chain(finish);
		            container.reveal();
		        } else {
		            finish();
		        }
		    } .bind(this),
		    failure: function(xhr) {
		        this.fireEvent('failure', xhr);
		    } .bind(this)
		});
    }

});

/*
---

script: Form.Validator.js

description: A css-class based form validation system.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Options
- core:1.2.4/Events
- core:1.2.4/Selectors
- core:1.2.4/Element.Event
- core:1.2.4/Element.Style
- core:1.2.4/JSON
- /Lang- /Class.Binds
- /Date Element.Forms
- /Form.Validator.English
- /Element.Shortcuts

provides: [Form.Validator, InputValidator, FormValidator.BaseValidators]

...
*/
if (!window.Form) window.Form = {};

var InputValidator = new Class({

    Implements: [Options],

    options: {
        errorMsg: 'Validation failed.',
        test: function(field) { return true; }
    },

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

    test: function(field, props) {
        if (document.id(field)) return this.options.test(document.id(field), props || this.getProps(field));
        else return false;
    },

    getError: function(field, props) {
        var err = this.options.errorMsg;
        if ($type(err) == 'function') err = err(document.id(field), props || this.getProps(field));
        return err;
    },

    getProps: function(field) {
        if (!document.id(field)) return {};
        return field.get('validatorProps');
    }

});

Element.Properties.validatorProps = {

    set: function(props) {
        return this.eliminate('validatorProps').store('validatorProps', props);
    },

    get: function(props) {
        if (props) this.set(props);
        if (this.retrieve('validatorProps')) return this.retrieve('validatorProps');
        if (this.getProperty('validatorProps')) {
            try {
                this.store('validatorProps', JSON.decode(this.getProperty('validatorProps')));
            } catch (e) {
                return {};
            }
        } else {
            var vals = this.get('class').split(' ').filter(function(cls) {
                return cls.test(':');
            });
            if (!vals.length) {
                this.store('validatorProps', {});
            } else {
                props = {};
                vals.each(function(cls) {
                    var split = cls.split(':');
                    if (split[1]) {
                        try {
                            props[split[0]] = JSON.decode(split[1]);
                        } catch (e) { }
                    }
                });
                this.store('validatorProps', props);
            }
        }
        return this.retrieve('validatorProps');
    }

};

Form.Validator = new Class({

    Implements: [Options, Events],

    Binds: ['onSubmit'],

    options: {/*
		onFormValidate: $empty(isValid, form, event),
		onElementValidate: $empty(isValid, field, className, warn),
		onElementPass: $empty(field),
		onElementFail: $empty(field, validatorsFailed) */
        fieldSelectors: 'input, select, textarea',
        ignoreHidden: true,
        ignoreDisabled: true,
        useTitles: false,
        evaluateOnSubmit: true,
        evaluateFieldsOnBlur: true,
        evaluateFieldsOnChange: true,
        serial: true,
        stopOnFailure: true,
        warningPrefix: function() {
            return Form.Validator.getMsg('warningPrefix') || 'Warning: ';
        },
        errorPrefix: function() {
            return Form.Validator.getMsg('errorPrefix') || 'Error: ';
        }
    },

    initialize: function(form, options) {
        this.setOptions(options);
        this.element = document.id(form);
        this.element.store('validator', this);
        this.warningPrefix = $lambda(this.options.warningPrefix)();
        this.errorPrefix = $lambda(this.options.errorPrefix)();
        if (this.options.evaluateOnSubmit) this.element.addEvent('submit', this.onSubmit);
        if (this.options.evaluateFieldsOnBlur || this.options.evaluateFieldsOnChange) this.watchFields(this.getFields());
    },

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

    getFields: function() {
        return (this.fields = this.element.getElements(this.options.fieldSelectors));
    },

    watchFields: function(fields) {
        fields.each(function(el) {
            if (this.options.evaluateFieldsOnBlur)
                el.addEvent('blur', this.validationMonitor.pass([el, false], this));
            if (this.options.evaluateFieldsOnChange)
                el.addEvent('change', this.validationMonitor.pass([el, true], this));
        }, this);
    },

    validationMonitor: function() {
        $clear(this.timer);
        this.timer = this.validateField.delay(50, this, arguments);
    },

    onSubmit: function(event) {
        if (!this.validate(event) && event) event.preventDefault();
        else this.reset();
    },

    reset: function() {
        this.getFields().each(this.resetField, this);
        return this;
    },

    validate: function(event) {
        var result = this.getFields().map(function(field) {
            return this.validateField(field, true);
        }, this).every(function(v) { return v; });
        this.fireEvent('formValidate', [result, this.element, event]);
        if (this.options.stopOnFailure && !result && event) event.preventDefault();
        return result;
    },

    validateField: function(field, force) {
        if (this.paused) return true;
        field = document.id(field);
        var passed = !field.hasClass('validation-failed');
        var failed, warned;
        if (this.options.serial && !force) {
            failed = this.element.getElement('.validation-failed');
            warned = this.element.getElement('.warning');
        }
        if (field && (!failed || force || field.hasClass('validation-failed') || (failed && !this.options.serial))) {
            var validators = field.className.split(' ').some(function(cn) {
                return this.getValidator(cn);
            }, this);
            var validatorsFailed = [];
            field.className.split(' ').each(function(className) {
                if (className && !this.test(className, field)) validatorsFailed.include(className);
            }, this);
            passed = validatorsFailed.length === 0;
            if (validators && !field.hasClass('warnOnly')) {
                if (passed) {
                    field.addClass('validation-passed').removeClass('validation-failed');
                    this.fireEvent('elementPass', field);
                } else {
                    field.addClass('validation-failed').removeClass('validation-passed');
                    this.fireEvent('elementFail', [field, validatorsFailed]);
                }
            }
            if (!warned) {
                var warnings = field.className.split(' ').some(function(cn) {
                    if (cn.test('^warn-') || field.hasClass('warnOnly'))
                        return this.getValidator(cn.replace(/^warn-/, ''));
                    else return null;
                }, this);
                field.removeClass('warning');
                var warnResult = field.className.split(' ').map(function(cn) {
                    if (cn.test('^warn-') || field.hasClass('warnOnly'))
                        return this.test(cn.replace(/^warn-/, ''), field, true);
                    else return null;
                }, this);
            }
        }
        return passed;
    },

    test: function(className, field, warn) {
        field = document.id(field);
        if ((this.options.ignoreHidden && !field.isVisible()) || (this.options.ignoreDisabled && field.get('disabled'))) return true;
        var validator = this.getValidator(className);
        if (field.hasClass('ignoreValidation')) return true;
        warn = $pick(warn, false);
        if (field.hasClass('warnOnly')) warn = true;
        var isValid = validator ? validator.test(field) : true;
        if (validator && field.isVisible()) this.fireEvent('elementValidate', [isValid, field, className, warn]);
        if (warn) return true;
        return isValid;
    },

    resetField: function(field) {
        field = document.id(field);
        if (field) {
            field.className.split(' ').each(function(className) {
                if (className.test('^warn-')) className = className.replace(/^warn-/, '');
                field.removeClass('validation-failed');
                field.removeClass('warning');
                field.removeClass('validation-passed');
            }, this);
        }
        return this;
    },

    stop: function() {
        this.paused = true;
        return this;
    },

    start: function() {
        this.paused = false;
        return this;
    },

    ignoreField: function(field, warn) {
        field = document.id(field);
        if (field) {
            this.enforceField(field);
            if (warn) field.addClass('warnOnly');
            else field.addClass('ignoreValidation');
        }
        return this;
    },

    enforceField: function(field) {
        field = document.id(field);
        if (field) field.removeClass('warnOnly').removeClass('ignoreValidation');
        return this;
    }

});

Form.Validator.getMsg = function(key) {
    return MooTools.lang.get('Form.Validator', key);
};

Form.Validator.adders = {

    validators: {},

    add: function(className, options) {
        this.validators[className] = new InputValidator(className, options);
        //if this is a class (this method is used by instances of Form.Validator and the Form.Validator namespace)
        //extend these validators into it
        //this allows validators to be global and/or per instance
        if (!this.initialize) {
            this.implement({
                validators: this.validators
            });
        }
    },

    addAllThese: function(validators) {
        $A(validators).each(function(validator) {
            this.add(validator[0], validator[1]);
        }, this);
    },

    getValidator: function(className) {
        return this.validators[className.split(':')[0]];
    }

};

$extend(Form.Validator, Form.Validator.adders);

Form.Validator.implement(Form.Validator.adders);

Form.Validator.add('IsEmpty', {

    errorMsg: false,
    test: function(element) {
        if (element.type == 'select-one' || element.type == 'select')
            return !(element.selectedIndex >= 0 && element.options[element.selectedIndex].value != '');
        else
            return ((element.get('value') == null) || (element.get('value').length == 0));
    }

});

Form.Validator.addAllThese([

	['required', {
	    errorMsg: function() {
	        return Form.Validator.getMsg('required');
	    },
	    test: function(element) {
	        return !Form.Validator.getValidator('IsEmpty').test(element);
	    }
}],

	['minLength', {
	    errorMsg: function(element, props) {
	        if ($type(props.minLength))
	            return Form.Validator.getMsg('minLength').substitute({ minLength: props.minLength, length: element.get('value').length });
	        else return '';
	    },
	    test: function(element, props) {
	        if ($type(props.minLength)) return (element.get('value').length >= $pick(props.minLength, 0));
	        else return true;
	    }
}],

	['maxLength', {
	    errorMsg: function(element, props) {
	        //props is {maxLength:10}
	        if ($type(props.maxLength))
	            return Form.Validator.getMsg('maxLength').substitute({ maxLength: props.maxLength, length: element.get('value').length });
	        else return '';
	    },
	    test: function(element, props) {
	        //if the value is <= than the maxLength value, element passes test
	        return (element.get('value').length <= $pick(props.maxLength, 10000));
	    }
}],

	['validate-integer', {
	    errorMsg: Form.Validator.getMsg.pass('integer'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) || (/^(-?[1-9]\d*|0)$/).test(element.get('value'));
	    }
}],

	['validate-numeric', {
	    errorMsg: Form.Validator.getMsg.pass('numeric'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) ||
				(/^-?(?:0$0(?=\d*\.)|[1-9]|0)\d*(\.\d+)?$/).test(element.get('value'));
	    }
}],

	['validate-digits', {
	    errorMsg: Form.Validator.getMsg.pass('digits'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) || (/^[\d() .:\-\+#]+$/.test(element.get('value')));
	    }
}],

	['validate-alpha', {
	    errorMsg: Form.Validator.getMsg.pass('alpha'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) || (/^[a-zA-Z]+$/).test(element.get('value'));
	    }
}],

	['validate-alphanum', {
	    errorMsg: Form.Validator.getMsg.pass('alphanum'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) || !(/\W/).test(element.get('value'));
	    }
}],

	['validate-date', {
	    errorMsg: function(element, props) {
	        if (Date.parse) {
	            var format = props.dateFormat || '%x';
	            return Form.Validator.getMsg('dateSuchAs').substitute({ date: new Date().format(format) });
	        } else {
	            return Form.Validator.getMsg('dateInFormatMDY');
	        }
	    },
	    test: function(element, props) {
	        if (Form.Validator.getValidator('IsEmpty').test(element)) return true;
	        var d;
	        if (Date.parse) {
	            var format = props.dateFormat || '%x';
	            d = Date.parse(element.get('value'));
	            var formatted = d.format(format);
	            if (formatted != 'invalid date') element.set('value', formatted);
	            return !isNaN(d);
	        } else {
	            var regex = /^(\d{2})\/(\d{2})\/(\d{4})$/;
	            if (!regex.test(element.get('value'))) return false;
	            d = new Date(element.get('value').replace(regex, '$1/$2/$3'));
	            return (parseInt(RegExp.$1, 10) == (1 + d.getMonth())) &&
					(parseInt(RegExp.$2, 10) == d.getDate()) &&
					(parseInt(RegExp.$3, 10) == d.getFullYear());
	        }
	    }
}],

	['validate-email', {
	    errorMsg: Form.Validator.getMsg.pass('email'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) || (/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$/i).test(element.get('value'));
	    }
}],

	['validate-url', {
	    errorMsg: Form.Validator.getMsg.pass('url'),
	    test: function(element) {
	        return Form.Validator.getValidator('IsEmpty').test(element) || (/^(https?|ftp|rmtp|mms):\/\/(([A-Z0-9][A-Z0-9_-]*)(\.[A-Z0-9][A-Z0-9_-]*)+)(:(\d+))?\/?/i).test(element.get('value'));
	    }
}],

	['validate-currency-dollar', {
	    errorMsg: Form.Validator.getMsg.pass('currencyDollar'),
	    test: function(element) {
	        // [$]1[##][,###]+[.##]
	        // [$]1###+[.##]
	        // [$]0.##
	        // [$].##
	        return Form.Validator.getValidator('IsEmpty').test(element) || (/^\$?\-?([1-9]{1}[0-9]{0,2}(\,[0-9]{3})*(\.[0-9]{0,2})?|[1-9]{1}\d*(\.[0-9]{0,2})?|0(\.[0-9]{0,2})?|(\.[0-9]{1,2})?)$/).test(element.get('value'));
	    }
}],

	['validate-one-required', {
	    errorMsg: Form.Validator.getMsg.pass('oneRequired'),
	    test: function(element, props) {
	        var p = document.id(props['validate-one-required']) || element.getParent();
	        return p.getElements('input').some(function(el) {
	            if (['checkbox', 'radio'].contains(el.get('type'))) return el.get('checked');
	            return el.get('value');
	        });
	    }
}]

]);

Element.Properties.validator = {

    set: function(options) {
        var validator = this.retrieve('validator');
        if (validator) validator.setOptions(options);
        return this.store('validator:options');
    },

    get: function(options) {
        if (options || !this.retrieve('validator')) {
            if (options || !this.retrieve('validator:options')) this.set('validator', options);
            this.store('validator', new Form.Validator(this, this.retrieve('validator:options')));
        }
        return this.retrieve('validator');
    }

};

Element.implement({

    validate: function(options) {
        this.set('validator', options);
        return this.get('validator', options).validate();
    }

});
//legacy
var FormValidator = Form.Validator;

/*
---

script: Form.Validator.Inline.js

description: Extends Form.Validator to add inline messages.

license: MIT-style license

authors:
- Aaron Newton

requires:
- /Form.Validator

provides: [Form.Validator.Inline]

...
*/

Form.Validator.Inline = new Class({

    Extends: Form.Validator,

    options: {
        scrollToErrorsOnSubmit: true,
        scrollFxOptions: {
            transition: 'quad:out',
            offset: {
                y: -20
            }
        }
    },

    initialize: function(form, options) {
        this.parent(form, options);
        this.addEvent('onElementValidate', function(isValid, field, className, warn) {
            var validator = this.getValidator(className);
            if (!isValid && validator.getError(field)) {
                if (warn) field.addClass('warning');
                var advice = this.makeAdvice(className, field, validator.getError(field), warn);
                this.insertAdvice(advice, field);
                this.showAdvice(className, field);
            } else {
                this.hideAdvice(className, field);
            }
        });
    },

    makeAdvice: function(className, field, error, warn) {
        var errorMsg = (warn) ? this.warningPrefix : this.errorPrefix;
        errorMsg += (this.options.useTitles) ? field.title || error : error;
        var cssClass = (warn) ? 'warning-advice' : 'validation-advice';
        var advice = this.getAdvice(className, field);
        if (advice) {
            advice = advice.set('html', errorMsg);
        } else {
            advice = new Element('div', {
                html: errorMsg,
                styles: { display: 'none' },
                id: 'advice-' + className + '-' + this.getFieldId(field)
            }).addClass(cssClass);
        }
        field.store('advice-' + className, advice);
        return advice;
    },

    getFieldId: function(field) {
        return field.id ? field.id : field.id = 'input_' + field.name;
    },

    showAdvice: function(className, field) {
        var advice = this.getAdvice(className, field);
        if (advice && !field.retrieve(this.getPropName(className))
				&& (advice.getStyle('display') == 'none'
				|| advice.getStyle('visiblity') == 'hidden'
				|| advice.getStyle('opacity') == 0)) {
            field.store(this.getPropName(className), true);
            if (advice.reveal) advice.reveal();
            else advice.setStyle('display', 'block');
        }
    },

    hideAdvice: function(className, field) {
        var advice = this.getAdvice(className, field);
        if (advice && field.retrieve(this.getPropName(className))) {
            field.store(this.getPropName(className), false);
            //if Fx.Reveal.js is present, transition the advice out
            if (advice.dissolve) advice.dissolve();
            else advice.setStyle('display', 'none');
        }
    },

    getPropName: function(className) {
        return 'advice' + className;
    },

    resetField: function(field) {
        field = document.id(field);
        if (!field) return this;
        this.parent(field);
        field.className.split(' ').each(function(className) {
            this.hideAdvice(className, field);
        }, this);
        return this;
    },

    getAllAdviceMessages: function(field, force) {
        var advice = [];
        if (field.hasClass('ignoreValidation') && !force) return advice;
        var validators = field.className.split(' ').some(function(cn) {
            var warner = cn.test('^warn-') || field.hasClass('warnOnly');
            if (warner) cn = cn.replace(/^warn-/, '');
            var validator = this.getValidator(cn);
            if (!validator) return;
            advice.push({
                message: validator.getError(field),
                warnOnly: warner,
                passed: validator.test(),
                validator: validator
            });
        }, this);
        return advice;
    },

    getAdvice: function(className, field) {
        return field.retrieve('advice-' + className);
    },

    insertAdvice: function(advice, field) {
        //Check for error position prop
        var props = field.get('validatorProps');
        //Build advice
        if (!props.msgPos || !document.id(props.msgPos)) {
            if (field.type.toLowerCase() == 'radio') field.getParent().adopt(advice);
            else advice.inject(document.id(field), 'after');
        } else {
            document.id(props.msgPos).grab(advice);
        }
    },

    validateField: function(field, force) {
        var result = this.parent(field, force);
        if (this.options.scrollToErrorsOnSubmit && !result) {
            var failed = document.id(this).getElement('.validation-failed');
            var par = document.id(this).getParent();
            while (par != document.body && par.getScrollSize().y == par.getSize().y) {
                par = par.getParent();
            }
            var fx = par.retrieve('fvScroller');
            if (!fx && window.Fx && Fx.Scroll) {
                fx = new Fx.Scroll(par, this.options.scrollFxOptions);
                par.store('fvScroller', fx);
            }
            if (failed) {
                if (fx) fx.toElement(failed);
                else par.scrollTo(par.getScroll().x, failed.getPosition(par).y - 20);
            }
        }
        return result;
    }

});


/*
---

script: Form.Validator.Extras.js

description: Additional validators for the Form.Validator class.

license: MIT-style license

authors:
- Aaron Newton

requires:
- /Form.Validator

provides: [Form.Validator.Extras]

...
*/
Form.Validator.addAllThese([

	['validate-enforce-oncheck', {
	    test: function(element, props) {
	        if (element.checked) {
	            var fv = element.getParent('form').retrieve('validator');
	            if (!fv) return true;
	            (props.toEnforce || document.id(props.enforceChildrenOf).getElements('input, select, textarea')).map(function(item) {
	                fv.enforceField(item);
	            });
	        }
	        return true;
	    }
}],

	['validate-ignore-oncheck', {
	    test: function(element, props) {
	        if (element.checked) {
	            var fv = element.getParent('form').retrieve('validator');
	            if (!fv) return true;
	            (props.toIgnore || document.id(props.ignoreChildrenOf).getElements('input, select, textarea')).each(function(item) {
	                fv.ignoreField(item);
	                fv.resetField(item);
	            });
	        }
	        return true;
	    }
}],

	['validate-nospace', {
	    errorMsg: function() {
	        return Form.Validator.getMsg('noSpace');
	    },
	    test: function(element, props) {
	        return !element.get('value').test(/\s/);
	    }
}],

	['validate-toggle-oncheck', {
	    test: function(element, props) {
	        var fv = element.getParent('form').retrieve('validator');
	        if (!fv) return true;
	        var eleArr = props.toToggle || document.id(props.toToggleChildrenOf).getElements('input, select, textarea');
	        if (!element.checked) {
	            eleArr.each(function(item) {
	                fv.ignoreField(item);
	                fv.resetField(item);
	            });
	        } else {
	            eleArr.each(function(item) {
	                fv.enforceField(item);
	            });
	        }
	        return true;
	    }
}],

	['validate-reqchk-bynode', {
	    errorMsg: function() {
	        return Form.Validator.getMsg('reqChkByNode');
	    },
	    test: function(element, props) {
	        return (document.id(props.nodeId).getElements(props.selector || 'input[type=checkbox], input[type=radio]')).some(function(item) {
	            return item.checked;
	        });
	    }
}],

	['validate-required-check', {
	    errorMsg: function(element, props) {
	        return props.useTitle ? element.get('title') : Form.Validator.getMsg('requiredChk');
	    },
	    test: function(element, props) {
	        return !!element.checked;
	    }
}],

	['validate-reqchk-byname', {
	    errorMsg: function(element, props) {
	        return Form.Validator.getMsg('reqChkByName').substitute({ label: props.label || element.get('type') });
	    },
	    test: function(element, props) {
	        var grpName = props.groupName || element.get('name');
	        var oneCheckedItem = $$(document.getElementsByName(grpName)).some(function(item, index) {
	            return item.checked;
	        });
	        var fv = element.getParent('form').retrieve('validator');
	        if (oneCheckedItem && fv) fv.resetField(element);
	        return oneCheckedItem;
	    }
}],

	['validate-match', {
	    errorMsg: function(element, props) {
	        return Form.Validator.getMsg('match').substitute({ matchName: props.matchName || document.id(props.matchInput).get('name') });
	    },
	    test: function(element, props) {
	        var eleVal = element.get('value');
	        var matchVal = document.id(props.matchInput) && document.id(props.matchInput).get('value');
	        return eleVal && matchVal ? eleVal == matchVal : true;
	    }
}],

	['validate-after-date', {
	    errorMsg: function(element, props) {
	        return Form.Validator.getMsg('afterDate').substitute({
	            label: props.afterLabel || (props.afterElement ? Form.Validator.getMsg('startDate') : Form.Validator.getMsg('currentDate'))
	        });
	    },
	    test: function(element, props) {
	        var start = document.id(props.afterElement) ? Date.parse(document.id(props.afterElement).get('value')) : new Date();
	        var end = Date.parse(element.get('value'));
	        return end && start ? end >= start : true;
	    }
}],

	['validate-before-date', {
	    errorMsg: function(element, props) {
	        return Form.Validator.getMsg('beforeDate').substitute({
	            label: props.beforeLabel || (props.beforeElement ? Form.Validator.getMsg('endDate') : Form.Validator.getMsg('currentDate'))
	        });
	    },
	    test: function(element, props) {
	        var start = Date.parse(element.get('value'));
	        var end = document.id(props.beforeElement) ? Date.parse(document.id(props.beforeElement).get('value')) : new Date();
	        return end && start ? end >= start : true;
	    }
}],

	['validate-custom-required', {
	    errorMsg: function() {
	        return Form.Validator.getMsg('required');
	    },
	    test: function(element, props) {
	        return element.get('value') != props.emptyValue;
	    }
}],

	['validate-same-month', {
	    errorMsg: function(element, props) {
	        var startMo = document.id(props.sameMonthAs) && document.id(props.sameMonthAs).get('value');
	        var eleVal = element.get('value');
	        if (eleVal != '') return Form.Validator.getMsg(startMo ? 'sameMonth' : 'startMonth');
	    },
	    test: function(element, props) {
	        var d1 = Date.parse(element.get('value'));
	        var d2 = Date.parse(document.id(props.sameMonthAs) && document.id(props.sameMonthAs).get('value'));
	        return d1 && d2 ? d1.format('%B') == d2.format('%B') : true;
	    }
}],


	['validate-cc-num', {
	    errorMsg: function(element) {
	        var ccNum = element.get('value').ccNum.replace(/[^0-9]/g, '');
	        return Form.Validator.getMsg('creditcard').substitute({ length: ccNum.length });
	    },
	    test: function(element) {
	        // required is a different test
	        if (Form.Validator.getValidator('IsEmpty').test(element)) { return true; }

	        // Clean number value
	        var ccNum = element.get('value');
	        ccNum = ccNum.replace(/[^0-9]/g, '');

	        var valid_type = false;

	        if (ccNum.test(/^4[0-9]{12}([0-9]{3})?$/)) valid_type = 'Visa';
	        else if (ccNum.test(/^5[1-5]([0-9]{14})$/)) valid_type = 'Master Card';
	        else if (ccNum.test(/^3[47][0-9]{13}$/)) valid_type = 'American Express';
	        else if (ccNum.test(/^6011[0-9]{12}$/)) valid_type = 'Discover';

	        if (valid_type) {
	            var sum = 0;
	            var cur = 0;

	            for (var i = ccNum.length - 1; i >= 0; --i) {
	                cur = ccNum.charAt(i).toInt();
	                if (cur == 0) { continue; }

	                if ((ccNum.length - i) % 2 == 0) { cur += cur; }
	                if (cur > 9) { cur = cur.toString().charAt(0).toInt() + cur.toString().charAt(1).toInt(); }

	                sum += cur;
	            }
	            if ((sum % 10) == 0) { return true; }
	        }

	        var chunks = '';
	        while (ccNum != '') {
	            chunks += ' ' + ccNum.substr(0, 4);
	            ccNum = ccNum.substr(4);
	        }

	        element.getParent('form').retrieve('validator').ignoreField(element);
	        element.set('value', chunks.clean());
	        element.getParent('form').retrieve('validator').enforceField(element);
	        return false;
	    }
}]


]);

/*
---

script: OverText.js

description: Shows text over an input that disappears when the user clicks into it. The text remains hidden if the user adds a value.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Options
- core:1.2.4/Events
- core:1.2.4/Element.Event
- /Class.Binds
- /Class.Occlude
- /Element.Position
- /Element.Shortcuts

provides: [OverText]

...
*/

var OverText = new Class({

    Implements: [Options, Events, Class.Occlude],

    Binds: ['reposition', 'assert', 'focus', 'hide'],

    options: {/*
		textOverride: null,
		onFocus: $empty()
		onTextHide: $empty(textEl, inputEl),
		onTextShow: $empty(textEl, inputEl), */
        element: 'label',
        positionOptions: {
            position: 'upperLeft',
            edge: 'upperLeft',
            offset: {
                x: 4,
                y: 2
            }
        },
        poll: false,
        pollInterval: 250,
        wrap: false
    },

    property: 'OverText',

    initialize: function(element, options) {
        this.element = document.id(element);
        if (this.occlude()) return this.occluded;
        this.setOptions(options);
        this.attach(this.element);
        OverText.instances.push(this);
        if (this.options.poll) this.poll();
        return this;
    },

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

    attach: function() {
        var val = this.options.textOverride || this.element.get('alt') || this.element.get('title');
        if (!val) return;
        this.text = new Element(this.options.element, {
            'class': 'overTxtLabel',
            styles: {
                lineHeight: 'normal',
                position: 'absolute',
                cursor: 'text'
            },
            html: val,
            events: {
                click: this.hide.pass(this.options.element == 'label', this)
            }
        }).inject(this.element, 'after');
        if (this.options.element == 'label') {
            if (!this.element.get('id')) this.element.set('id', 'input_' + new Date().getTime());
            this.text.set('for', this.element.get('id'));
        }

        if (this.options.wrap) {
            this.textHolder = new Element('div', {
                styles: {
                    lineHeight: 'normal',
                    position: 'relative'
                },
                'class': 'overTxtWrapper'
            }).adopt(this.text).inject(this.element, 'before');
        }

        this.element.addEvents({
            focus: this.focus,
            blur: this.assert,
            change: this.assert
        }).store('OverTextDiv', this.text);
        window.addEvent('resize', this.reposition.bind(this));
        this.assert(true);
        this.reposition();
    },

    wrap: function() {
        if (this.options.element == 'label') {
            if (!this.element.get('id')) this.element.set('id', 'input_' + new Date().getTime());
            this.text.set('for', this.element.get('id'));
        }
    },

    startPolling: function() {
        this.pollingPaused = false;
        return this.poll();
    },

    poll: function(stop) {
        //start immediately
        //pause on focus
        //resumeon blur
        if (this.poller && !stop) return this;
        var test = function() {
            if (!this.pollingPaused) this.assert(true);
        } .bind(this);
        if (stop) $clear(this.poller);
        else this.poller = test.periodical(this.options.pollInterval, this);
        return this;
    },

    stopPolling: function() {
        this.pollingPaused = true;
        return this.poll(true);
    },

    focus: function() {
        if (this.text && (!this.text.isDisplayed() || this.element.get('disabled'))) return;
        this.hide();
    },

    hide: function(suppressFocus, force) {
        if (this.text && (this.text.isDisplayed() && (!this.element.get('disabled') || force))) {
            this.text.hide();
            this.fireEvent('textHide', [this.text, this.element]);
            this.pollingPaused = true;
            try {
                if (!suppressFocus) this.element.fireEvent('focus');
                this.element.focus();
            } catch (e) { } //IE barfs if you call focus on hidden elements
        }
        return this;
    },

    show: function() {
        if (this.text && !this.text.isDisplayed()) {
            this.text.show();
            this.reposition();
            this.fireEvent('textShow', [this.text, this.element]);
            this.pollingPaused = false;
        }
        return this;
    },

    assert: function(suppressFocus) {
        this[this.test() ? 'show' : 'hide'](suppressFocus);
    },

    test: function() {
        var v = this.element.get('value');
        return !v;
    },

    reposition: function() {
        this.assert(true);
        if (!this.element.isVisible()) return this.stopPolling().hide();
        if (this.text && this.test()) this.text.position($merge(this.options.positionOptions, { relativeTo: this.element }));
        return this;
    }

});

OverText.instances = [];

$extend(OverText, {

    each: function(fn) {
        return OverText.instances.map(function(ot, i) {
            if (ot.element && ot.text) return fn.apply(OverText, [ot, i]);
            return null; //the input or the text was destroyed
        });
    },

    update: function() {

        return OverText.each(function(ot) {
            return ot.reposition();
        });

    },

    hideAll: function() {

        return OverText.each(function(ot) {
            return ot.hide(true, true);
        });

    },

    showAll: function() {
        return OverText.each(function(ot) {
            return ot.show();
        });
    }

});

if (window.Fx && Fx.Reveal) {
    Fx.Reveal.implement({
        hideInputs: Browser.Engine.trident ? 'select, input, textarea, object, embed, .overTxtLabel' : false
    });
}

/*
---

script: Fx.Elements.js

description: Effect to change any number of CSS properties of any number of Elements.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Fx.CSS
- /MooTools.More

provides: [Fx.Elements]

...
*/

Fx.Elements = new Class({

    Extends: Fx.CSS,

    initialize: function(elements, options) {
        this.elements = this.subject = $$(elements);
        this.parent(options);
    },

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

    set: function(now) {
        for (var i in now) {
            var iNow = now[i];
            for (var p in iNow) this.render(this.elements[i], p, iNow[p], this.options.unit);
        }
        return this;
    },

    start: function(obj) {
        if (!this.check(obj)) return this;
        var from = {}, to = {};
        for (var i in obj) {
            var iProps = obj[i], iFrom = from[i] = {}, iTo = to[i] = {};
            for (var p in iProps) {
                var parsed = this.prepare(this.elements[i], p, iProps[p]);
                iFrom[p] = parsed.from;
                iTo[p] = parsed.to;
            }
        }
        return this.parent(from, to);
    }

});

/*
---

script: Fx.Accordion.js

description: An Fx.Elements extension which allows you to easily create accordion type controls.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Element.Event
- /Fx.Elements

provides: [Fx.Accordion]

...
*/

var Accordion = Fx.Accordion = new Class({

    Extends: Fx.Elements,

    options: {/*
		onActive: $empty(toggler, section),
		onBackground: $empty(toggler, section),
		fixedHeight: false,
		fixedWidth: false,
		*/
        display: 0,
        show: false,
        height: true,
        width: false,
        opacity: true,
        alwaysHide: false,
        trigger: 'click',
        initialDisplayFx: true,
        returnHeightToAuto: true
    },

    initialize: function() {
        var params = Array.link(arguments, { 'container': Element.type, 'options': Object.type, 'togglers': $defined, 'elements': $defined });
        this.parent(params.elements, params.options);
        this.togglers = $$(params.togglers);
        this.container = document.id(params.container);
        this.previous = -1;
        this.internalChain = new Chain();
        if (this.options.alwaysHide) this.options.wait = true;
        if ($chk(this.options.show)) {
            this.options.display = false;
            this.previous = this.options.show;
        }
        if (this.options.start) {
            this.options.display = false;
            this.options.show = false;
        }
        this.effects = {};
        if (this.options.opacity) this.effects.opacity = 'fullOpacity';
        if (this.options.width) this.effects.width = this.options.fixedWidth ? 'fullWidth' : 'offsetWidth';
        if (this.options.height) this.effects.height = this.options.fixedHeight ? 'fullHeight' : 'scrollHeight';
        for (var i = 0, l = this.togglers.length; i < l; i++) this.addSection(this.togglers[i], this.elements[i]);
        this.elements.each(function(el, i) {
            if (this.options.show === i) {
                this.fireEvent('active', [this.togglers[i], el]);
            } else {
                for (var fx in this.effects) el.setStyle(fx, 0);
            }
        }, this);
        if ($chk(this.options.display)) this.display(this.options.display, this.options.initialDisplayFx);
        this.addEvent('complete', this.internalChain.callChain.bind(this.internalChain));
    },

    addSection: function(toggler, element) {
        toggler = document.id(toggler);
        element = document.id(element);
        var test = this.togglers.contains(toggler);
        this.togglers.include(toggler);
        this.elements.include(element);
        var idx = this.togglers.indexOf(toggler);
        var displayer = this.display.bind(this, idx);
        toggler.store('accordion:display', displayer);
        toggler.addEvent(this.options.trigger, displayer);
        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;
    },

    detach: function() {
        this.togglers.each(function(toggler) {
            toggler.removeEvent(this.options.trigger, toggler.retrieve('accordion:display'));
        }, this);
    },

    display: function(index, useFx) {
        if (!this.check(index, useFx)) return this;
        useFx = $pick(useFx, true);
        if (this.options.returnHeightToAuto) {
            var prev = this.elements[this.previous];
            if (prev && !this.selfHidden) {
                for (var fx in this.effects) {
                    prev.setStyle(fx, prev[this.effects[fx]]);
                }
            }
        }
        index = ($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;
            if (i != index) {
                hide = true;
            } else if (this.options.alwaysHide && ((el.offsetHeight > 0 && this.options.height) || el.offsetWidth > 0 && this.options.width)) {
                hide = true;
                this.selfHidden = true;
            }
            this.fireEvent(hide ? 'background' : 'active', [this.togglers[i], el]);
            for (var fx in this.effects) obj[i][fx] = hide ? 0 : el[this.effects[fx]];
        }, this);
        this.internalChain.chain(function() {
            if (this.options.returnHeightToAuto && !this.selfHidden) {
                var el = this.elements[index];
                if (el) el.setStyle('height', 'auto');
            };
        } .bind(this));
        return useFx ? this.start(obj) : this.set(obj);
    }

});

/*
---

script: Fx.Move.js

description: Defines Fx.Move, a class that works with Element.Position.js to transition an element from one location to another.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Fx.Morph
- /Element.Position

provides: [Fx.Move]

...
*/

Fx.Move = new Class({

    Extends: Fx.Morph,

    options: {
        relativeTo: document.body,
        position: 'center',
        edge: false,
        offset: { x: 0, y: 0 }
    },

    start: function(destination) {
        return this.parent(this.element.position($merge(this.options, destination, { returnPos: true })));
    }

});

Element.Properties.move = {

    set: function(options) {
        var morph = this.retrieve('move');
        if (morph) morph.cancel();
        return this.eliminate('move').store('move:options', $extend({ link: 'cancel' }, options));
    },

    get: function(options) {
        if (options || !this.retrieve('move')) {
            if (options || !this.retrieve('move:options')) this.set('move', options);
            this.store('move', new Fx.Move(this, this.retrieve('move:options')));
        }
        return this.retrieve('move');
    }

};

Element.implement({

    move: function(options) {
        this.get('move').start(options);
        return this;
    }

});


/*
---

script: Fx.Reveal.js

description: Defines Fx.Reveal, a class that shows and hides elements with a transition.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Fx.Morph
- /Element.Shortcuts
- /Element.Measure

provides: [Fx.Reveal]

...
*/

Fx.Reveal = new Class({

    Extends: Fx.Morph,

    options: {/*	  
		onShow: $empty(thisElement),
		onHide: $empty(thisElement),
		onComplete: $empty(thisElement),
		heightOverride: null,
		widthOverride: null, */
        link: 'cancel',
        styles: ['padding', 'border', 'margin'],
        transitionOpacity: !Browser.Engine.trident4,
        mode: 'vertical',
        display: 'block',
        hideInputs: Browser.Engine.trident ? 'select, input, textarea, object, embed' : false
    },

    dissolve: function() {
        try {
            if (!this.hiding && !this.showing) {
                if (this.element.getStyle('display') != 'none') {
                    this.hiding = true;
                    this.showing = false;
                    this.hidden = true;
                    this.cssText = this.element.style.cssText;
                    var startStyles = this.element.getComputedSize({
                        styles: this.options.styles,
                        mode: this.options.mode
                    });
                    this.element.setStyle('display', 'block');
                    if (this.options.transitionOpacity) startStyles.opacity = 1;
                    var zero = {};
                    $each(startStyles, function(style, name) {
                        zero[name] = [style, 0];
                    }, this);
                    this.element.setStyle('overflow', 'hidden');
                    var hideThese = this.options.hideInputs ? this.element.getElements(this.options.hideInputs) : null;
                    this.$chain.unshift(function() {
                        if (this.hidden) {
                            this.hiding = false;
                            $each(startStyles, function(style, name) {
                                startStyles[name] = style;
                            }, this);
                            this.element.style.cssText = this.cssText;
                            this.element.setStyle('display', 'none');
                            if (hideThese) hideThese.setStyle('visibility', 'visible');
                        }
                        this.fireEvent('hide', this.element);
                        this.callChain();
                    } .bind(this));
                    if (hideThese) hideThese.setStyle('visibility', 'hidden');
                    this.start(zero);
                } else {
                    this.callChain.delay(10, this);
                    this.fireEvent('complete', this.element);
                    this.fireEvent('hide', this.element);
                }
            } else if (this.options.link == 'chain') {
                this.chain(this.dissolve.bind(this));
            } else if (this.options.link == 'cancel' && !this.hiding) {
                this.cancel();
                this.dissolve();
            }
        } catch (e) {
            this.hiding = false;
            this.element.setStyle('display', 'none');
            this.callChain.delay(10, this);
            this.fireEvent('complete', this.element);
            this.fireEvent('hide', this.element);
        }
        return this;
    },

    reveal: function() {
        try {
            if (!this.showing && !this.hiding) {
                if (this.element.getStyle('display') == 'none' ||
					 this.element.getStyle('visiblity') == 'hidden' ||
					 this.element.getStyle('opacity') == 0) {
                    this.showing = true;
                    this.hiding = this.hidden = false;
                    var startStyles;
                    this.cssText = this.element.style.cssText;
                    //toggle display, but hide it
                    this.element.measure(function() {
                        //create the styles for the opened/visible state
                        startStyles = this.element.getComputedSize({
                            styles: this.options.styles,
                            mode: this.options.mode
                        });
                    } .bind(this));
                    $each(startStyles, function(style, name) {
                        startStyles[name] = style;
                    });
                    //if we're overridding height/width
                    if ($chk(this.options.heightOverride)) startStyles.height = this.options.heightOverride.toInt();
                    if ($chk(this.options.widthOverride)) startStyles.width = this.options.widthOverride.toInt();
                    if (this.options.transitionOpacity) {
                        this.element.setStyle('opacity', 0);
                        startStyles.opacity = 1;
                    }
                    //create the zero state for the beginning of the transition
                    var zero = {
                        height: 0,
                        display: this.options.display
                    };
                    $each(startStyles, function(style, name) { zero[name] = 0; });
                    //set to zero
                    this.element.setStyles($merge(zero, { overflow: 'hidden' }));
                    //hide inputs
                    var hideThese = this.options.hideInputs ? this.element.getElements(this.options.hideInputs) : null;
                    if (hideThese) hideThese.setStyle('visibility', 'hidden');
                    //start the effect
                    this.start(startStyles);
                    this.$chain.unshift(function() {
                        this.element.style.cssText = this.cssText;
                        this.element.setStyle('display', this.options.display);
                        if (!this.hidden) this.showing = false;
                        if (hideThese) hideThese.setStyle('visibility', 'visible');
                        this.callChain();
                        this.fireEvent('show', this.element);
                    } .bind(this));
                } else {
                    this.callChain();
                    this.fireEvent('complete', this.element);
                    this.fireEvent('show', this.element);
                }
            } else if (this.options.link == 'chain') {
                this.chain(this.reveal.bind(this));
            } else if (this.options.link == 'cancel' && !this.showing) {
                this.cancel();
                this.reveal();
            }
        } catch (e) {
            this.element.setStyles({
                display: this.options.display,
                visiblity: 'visible',
                opacity: 1
            });
            this.showing = false;
            this.callChain.delay(10, this);
            this.fireEvent('complete', this.element);
            this.fireEvent('show', this.element);
        }
        return this;
    },

    toggle: function() {
        if (this.element.getStyle('display') == 'none' ||
			 this.element.getStyle('visiblity') == 'hidden' ||
			 this.element.getStyle('opacity') == 0) {
            this.reveal();
        } else {
            this.dissolve();
        }
        return this;
    },

    cancel: function() {
        this.parent.apply(this, arguments);
        this.element.style.cssText = this.cssText;
        this.hidding = false;
        this.showing = false;
    }

});

Element.Properties.reveal = {

    set: function(options) {
        var reveal = this.retrieve('reveal');
        if (reveal) reveal.cancel();
        return this.eliminate('reveal').store('reveal:options', options);
    },

    get: function(options) {
        if (options || !this.retrieve('reveal')) {
            if (options || !this.retrieve('reveal:options')) this.set('reveal', options);
            this.store('reveal', new Fx.Reveal(this, this.retrieve('reveal:options')));
        }
        return this.retrieve('reveal');
    }

};

Element.Properties.dissolve = Element.Properties.reveal;

Element.implement({

    reveal: function(options) {
        this.get('reveal', options).reveal();
        return this;
    },

    dissolve: function(options) {
        this.get('reveal', options).dissolve();
        return this;
    },

    nix: function() {
        var params = Array.link(arguments, { destroy: Boolean.type, options: Object.type });
        this.get('reveal', params.options).dissolve().chain(function() {
            this[params.destroy ? 'destroy' : 'dispose']();
        } .bind(this));
        return this;
    },

    wink: function() {
        var params = Array.link(arguments, { duration: Number.type, options: Object.type });
        var reveal = this.get('reveal', params.options);
        reveal.reveal().chain(function() {
            (function() {
                reveal.dissolve();
            }).delay(params.duration || 2000);
        });
    }


});

/*
---

script: Fx.Scroll.js

description: Effect to smoothly scroll any element, including the window.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Fx
- core:1.2.4/Element.Event
- core:1.2.4/Element.Dimensions
- /MooTools.More

provides: [Fx.Scroll]

...
*/

Fx.Scroll = new Class({

    Extends: Fx,

    options: {
        offset: { x: 0, y: 0 },
        wheelStops: true
    },

    initialize: function(element, options) {
        this.element = this.subject = document.id(element);
        this.parent(options);
        var cancel = this.cancel.bind(this, false);

        if ($type(this.element) != 'element') this.element = document.id(this.element.getDocument().body);

        var stopper = this.element;

        if (this.options.wheelStops) {
            this.addEvent('start', function() {
                stopper.addEvent('mousewheel', cancel);
            }, true);
            this.addEvent('complete', function() {
                stopper.removeEvent('mousewheel', cancel);
            }, true);
        }
    },

    set: function() {
        var now = Array.flatten(arguments);
        if (Browser.Engine.gecko) now = [Math.round(now[0]), Math.round(now[1])];
        this.element.scrollTo(now[0], now[1]);
    },

    compute: function(from, to, delta) {
        return [0, 1].map(function(i) {
            return Fx.compute(from[i], to[i], delta);
        });
    },

    start: function(x, y) {
        if (!this.check(x, y)) return this;
        var scrollSize = this.element.getScrollSize(),
			scroll = this.element.getScroll(),
			values = { x: x, y: y };
        for (var z in values) {
            var max = scrollSize[z];
            if ($chk(values[z])) values[z] = ($type(values[z]) == 'number') ? values[z] : max;
            else values[z] = scroll[z];
            values[z] += this.options.offset[z];
        }
        return this.parent([scroll.x, scroll.y], [values.x, values.y]);
    },

    toTop: function() {
        return this.start(false, 0);
    },

    toLeft: function() {
        return this.start(0, false);
    },

    toRight: function() {
        return this.start('right', false);
    },

    toBottom: function() {
        return this.start(false, 'bottom');
    },

    toElement: function(el) {
        var position = document.id(el).getPosition(this.element);
        return this.start(position.x, position.y);
    },

    scrollIntoView: function(el, axes, offset) {
        axes = axes ? $splat(axes) : ['x', 'y'];
        var to = {};
        el = document.id(el);
        var pos = el.getPosition(this.element);
        var size = el.getSize();
        var scroll = this.element.getScroll();
        var containerSize = this.element.getSize();
        var edge = {
            x: pos.x + size.x,
            y: pos.y + size.y
        };
        ['x', 'y'].each(function(axis) {
            if (axes.contains(axis)) {
                if (edge[axis] > scroll[axis] + containerSize[axis]) to[axis] = edge[axis] - containerSize[axis];
                if (pos[axis] < scroll[axis]) to[axis] = pos[axis];
            }
            if (to[axis] == null) to[axis] = scroll[axis];
            if (offset && offset[axis]) to[axis] = to[axis] + offset[axis];
        }, this);
        if (to.x != scroll.x || to.y != scroll.y) this.start(to.x, to.y);
        return this;
    },

    scrollToCenter: function(el, axes, offset) {
        axes = axes ? $splat(axes) : ['x', 'y'];
        el = $(el);
        var to = {},
			pos = el.getPosition(this.element),
			size = el.getSize(),
			scroll = this.element.getScroll(),
			containerSize = this.element.getSize(),
			edge = {
			    x: pos.x + size.x,
			    y: pos.y + size.y
			};

        ['x', 'y'].each(function(axis) {
            if (axes.contains(axis)) {
                to[axis] = pos[axis] - (containerSize[axis] - size[axis]) / 2;
            }
            if (to[axis] == null) to[axis] = scroll[axis];
            if (offset && offset[axis]) to[axis] = to[axis] + offset[axis];
        }, this);
        if (to.x != scroll.x || to.y != scroll.y) this.start(to.x, to.y);
        return this;
    }

});


/*
---

script: Fx.Slide.js

description: Effect to slide an element in and out of view.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Fx Element.Style
- /MooTools.More

provides: [Fx.Slide]

...
*/

Fx.Slide = new Class({

    Extends: Fx,

    options: {
        mode: 'vertical',
        hideOverflow: true
    },

    initialize: function(element, options) {
        this.addEvent('complete', function() {
            this.open = (this.wrapper['offset' + this.layout.capitalize()] != 0);
            if (this.open && Browser.Engine.webkit419) this.element.dispose().inject(this.wrapper);
        }, true);
        this.element = this.subject = document.id(element);
        this.parent(options);
        var wrapper = this.element.retrieve('wrapper');
        var styles = this.element.getStyles('margin', 'position', 'overflow');
        if (this.options.hideOverflow) styles = $extend(styles, { overflow: 'hidden' });
        this.wrapper = wrapper || new Element('div', {
            styles: styles
        }).wraps(this.element);
        this.element.store('wrapper', this.wrapper).setStyle('margin', 0);
        this.now = [];
        this.open = true;
    },

    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;
    },

    set: function(now) {
        this.element.setStyle(this.margin, now[0]);
        this.wrapper.setStyle(this.layout, now[1]);
        return this;
    },

    compute: function(from, to, delta) {
        return [0, 1].map(function(i) {
            return Fx.compute(from[i], to[i], delta);
        });
    },

    start: function(how, mode) {
        if (!this.check(how, mode)) return this;
        this[mode || this.options.mode]();
        var margin = this.element.getStyle(this.margin).toInt();
        var layout = this.wrapper.getStyle(this.layout).toInt();
        var caseIn = [[margin, layout], [0, this.offset]];
        var caseOut = [[margin, layout], [-this.offset, 0]];
        var start;
        switch (how) {
            case 'in': start = caseIn; break;
            case 'out': start = caseOut; break;
            case 'toggle': start = (layout == 0) ? caseIn : caseOut;
        }
        return this.parent(start[0], start[1]);
    },

    slideIn: function(mode) {
        return this.start('in', mode);
    },

    slideOut: function(mode) {
        return this.start('out', mode);
    },

    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) {
        return this.start('toggle', mode);
    }

});

Element.Properties.slide = {

    set: function(options) {
        var slide = this.retrieve('slide');
        if (slide) slide.cancel();
        return this.eliminate('slide').store('slide:options', $extend({ link: 'cancel' }, options));
    },

    get: function(options) {
        if (options || !this.retrieve('slide')) {
            if (options || !this.retrieve('slide:options')) this.set('slide', options);
            this.store('slide', new Fx.Slide(this, this.retrieve('slide:options')));
        }
        return this.retrieve('slide');
    }

};

Element.implement({

    slide: function(how, mode) {
        how = how || 'toggle';
        var slide = this.get('slide'), toggle;
        switch (how) {
            case 'hide': slide.hide(mode); break;
            case 'show': slide.show(mode); break;
            case 'toggle':
                var flag = this.retrieve('slide:flag', slide.open);
                slide[flag ? 'slideOut' : 'slideIn'](mode);
                this.store('slide:flag', !flag);
                toggle = true;
                break;
            default: slide.start(how, mode);
        }
        if (!toggle) this.eliminate('slide:flag');
        return this;
    }

});


/*
---

script: Fx.SmoothScroll.js

description: Class for creating a smooth scrolling effect to all internal links on the page.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Selectors
- /Fx.Scroll

provides: [Fx.SmoothScroll]

...
*/

var SmoothScroll = Fx.SmoothScroll = new Class({

    Extends: Fx.Scroll,

    initialize: function(options, context) {
        context = context || document;
        this.doc = context.getDocument();
        var win = context.getWindow();
        this.parent(this.doc, options);
        this.links = $$(this.options.links || this.doc.links);
        var location = win.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) this.useLink(link, anchor);
        }, this);
        if (!Browser.Engine.webkit419) {
            this.addEvent('complete', function() {
                win.location.hash = this.anchor;
            }, true);
        }
    },

    useLink: function(link, anchor) {
        var el;
        link.addEvent('click', function(event) {
            if (el !== false && !el) el = document.id(anchor) || this.doc.getElement('a[name=' + anchor + ']');
            if (el) {
                event.preventDefault();
                this.anchor = anchor;
                this.toElement(el).chain(function() {
                    this.fireEvent('scrolledTo', [link, el]);
                } .bind(this));
                link.blur();
            }
        } .bind(this));
    }
});

/*
---

script: Fx.Sort.js

description: Defines Fx.Sort, a class that reorders lists with a transition.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Dimensions
- /Fx.Elements
- /Element.Measure

provides: [Fx.Sort]

...
*/

Fx.Sort = new Class({

    Extends: Fx.Elements,

    options: {
        mode: 'vertical'
    },

    initialize: function(elements, options) {
        this.parent(elements, options);
        this.elements.each(function(el) {
            if (el.getStyle('position') == 'static') el.setStyle('position', 'relative');
        });
        this.setDefaultOrder();
    },

    setDefaultOrder: function() {
        this.currentOrder = this.elements.map(function(el, index) {
            return index;
        });
    },

    sort: function(newOrder) {
        if ($type(newOrder) != 'array') return false;
        var top = 0,
			left = 0,
			next = {},
			zero = {},
			vert = this.options.mode == 'vertical';
        var current = this.elements.map(function(el, index) {
            var size = el.getComputedSize({ styles: ['border', 'padding', 'margin'] });
            var val;
            if (vert) {
                val = {
                    top: top,
                    margin: size['margin-top'],
                    height: size.totalHeight
                };
                top += val.height - size['margin-top'];
            } else {
                val = {
                    left: left,
                    margin: size['margin-left'],
                    width: size.totalWidth
                };
                left += val.width;
            }
            var plain = vert ? 'top' : 'left';
            zero[index] = {};
            var start = el.getStyle(plain).toInt();
            zero[index][plain] = start || 0;
            return val;
        }, this);
        this.set(zero);
        newOrder = newOrder.map(function(i) { return i.toInt(); });
        if (newOrder.length != this.elements.length) {
            this.currentOrder.each(function(index) {
                if (!newOrder.contains(index)) newOrder.push(index);
            });
            if (newOrder.length > this.elements.length)
                newOrder.splice(this.elements.length - 1, newOrder.length - this.elements.length);
        }
        var margin = top = left = 0;
        newOrder.each(function(item, index) {
            var newPos = {};
            if (vert) {
                newPos.top = top - current[item].top - margin;
                top += current[item].height;
            } else {
                newPos.left = left - current[item].left;
                left += current[item].width;
            }
            margin = margin + current[item].margin;
            next[item] = newPos;
        }, this);
        var mapped = {};
        $A(newOrder).sort().each(function(index) {
            mapped[index] = next[index];
        });
        this.start(mapped);
        this.currentOrder = newOrder;
        return this;
    },

    rearrangeDOM: function(newOrder) {
        newOrder = newOrder || this.currentOrder;
        var parent = this.elements[0].getParent();
        var rearranged = [];
        this.elements.setStyle('opacity', 0);
        //move each element and store the new default order
        newOrder.each(function(index) {
            rearranged.push(this.elements[index].inject(parent).setStyles({
                top: 0,
                left: 0
            }));
        }, this);
        this.elements.setStyle('opacity', 1);
        this.elements = $$(rearranged);
        this.setDefaultOrder();
        return this;
    },

    getDefaultOrder: function() {
        return this.elements.map(function(el, index) {
            return index;
        });
    },

    forward: function() {
        return this.sort(this.getDefaultOrder());
    },

    backward: function() {
        return this.sort(this.getDefaultOrder().reverse());
    },

    reverse: function() {
        return this.sort(this.currentOrder.reverse());
    },

    sortByElements: function(elements) {
        return this.sort(elements.map(function(el) {
            return this.elements.indexOf(el);
        }, this));
    },

    swap: function(one, two) {
        if ($type(one) == 'element') one = this.elements.indexOf(one);
        if ($type(two) == 'element') two = this.elements.indexOf(two);

        var newOrder = $A(this.currentOrder);
        newOrder[this.currentOrder.indexOf(one)] = two;
        newOrder[this.currentOrder.indexOf(two)] = one;
        return this.sort(newOrder);
    }

});

/*
---

script: Drag.js

description: The base Drag Class. Can be used to drag and resize Elements using mouse events.

license: MIT-style license

authors:
- Valerio Proietti
- Tom Occhinno
- Jan Kassens

requires:
- core:1.2.4/Events
- core:1.2.4/Options
- core:1.2.4/Element.Event
- core:1.2.4/Element.Style
- /MooTools.More

provides: [Drag]

*/

var Drag = new Class({

    Implements: [Events, Options],

    options: {/*
		onBeforeStart: $empty(thisElement),
		onStart: $empty(thisElement, event),
		onSnap: $empty(thisElement)
		onDrag: $empty(thisElement, event),
		onCancel: $empty(thisElement),
		onComplete: $empty(thisElement, event),*/
        snap: 6,
        unit: 'px',
        grid: false,
        style: true,
        limit: false,
        handle: false,
        invert: false,
        preventDefault: false,
        stopPropagation: false,
        modifiers: { x: 'left', y: 'top' }
    },

    initialize: function() {
        var params = Array.link(arguments, { 'options': Object.type, 'element': $defined });
        this.element = document.id(params.element);
        this.document = this.element.getDocument();
        this.setOptions(params.options || {});
        var htype = $type(this.options.handle);
        this.handles = ((htype == 'array' || htype == 'collection') ? $$(this.options.handle) : document.id(this.options.handle)) || this.element;
        this.mouse = { 'now': {}, 'pos': {} };
        this.value = { 'start': {}, 'now': {} };

        this.selection = (Browser.Engine.trident) ? 'selectstart' : 'mousedown';

        this.bound = {
            start: this.start.bind(this),
            check: this.check.bind(this),
            drag: this.drag.bind(this),
            stop: this.stop.bind(this),
            cancel: this.cancel.bind(this),
            eventStop: $lambda(false)
        };
        this.attach();
    },

    attach: function() {
        this.handles.addEvent('mousedown', this.bound.start);
        return this;
    },

    detach: function() {
        this.handles.removeEvent('mousedown', this.bound.start);
        return this;
    },

    start: function(event) {
        if (event.rightClick) return;
        if (this.options.preventDefault) event.preventDefault();
        if (this.options.stopPropagation) event.stopPropagation();
        this.mouse.start = event.page;
        this.fireEvent('beforeStart', this.element);
        var limit = this.options.limit;
        this.limit = { x: [], y: [] };
        for (var z in this.options.modifiers) {
            if (!this.options.modifiers[z]) continue;
            if (this.options.style) this.value.now[z] = this.element.getStyle(this.options.modifiers[z]).toInt();
            else this.value.now[z] = this.element[this.options.modifiers[z]];
            if (this.options.invert) this.value.now[z] *= -1;
            this.mouse.pos[z] = event.page[z] - this.value.now[z];
            if (limit && limit[z]) {
                for (var i = 2; i--; i) {
                    if ($chk(limit[z][i])) this.limit[z][i] = $lambda(limit[z][i])();
                }
            }
        }
        if ($type(this.options.grid) == 'number') this.options.grid = { x: this.options.grid, y: this.options.grid };
        this.document.addEvents({ mousemove: this.bound.check, mouseup: this.bound.cancel });
        this.document.addEvent(this.selection, this.bound.eventStop);
    },

    check: function(event) {
        if (this.options.preventDefault) event.preventDefault();
        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) {
            this.cancel();
            this.document.addEvents({
                mousemove: this.bound.drag,
                mouseup: this.bound.stop
            });
            this.fireEvent('start', [this.element, event]).fireEvent('snap', this.element);
        }
    },

    drag: function(event) {
        if (this.options.preventDefault) event.preventDefault();
        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.options.invert) this.value.now[z] *= -1;
            if (this.options.limit && this.limit[z]) {
                if ($chk(this.limit[z][1]) && (this.value.now[z] > this.limit[z][1])) {
                    this.value.now[z] = this.limit[z][1];
                } else if ($chk(this.limit[z][0]) && (this.value.now[z] < this.limit[z][0])) {
                    this.value.now[z] = this.limit[z][0];
                }
            }
            if (this.options.grid[z]) this.value.now[z] -= ((this.value.now[z] - (this.limit[z][0] || 0)) % this.options.grid[z]);
            if (this.options.style) {
                this.element.setStyle(this.options.modifiers[z], this.value.now[z] + this.options.unit);
            } else {
                this.element[this.options.modifiers[z]] = this.value.now[z];
            }
        }
        this.fireEvent('drag', [this.element, event]);
    },

    cancel: function(event) {
        this.document.removeEvent('mousemove', this.bound.check);
        this.document.removeEvent('mouseup', this.bound.cancel);
        if (event) {
            this.document.removeEvent(this.selection, this.bound.eventStop);
            this.fireEvent('cancel', this.element);
        }
    },

    stop: function(event) {
        this.document.removeEvent(this.selection, this.bound.eventStop);
        this.document.removeEvent('mousemove', this.bound.drag);
        this.document.removeEvent('mouseup', this.bound.stop);
        if (event) this.fireEvent('complete', [this.element, event]);
    }

});

Element.implement({

    makeResizable: function(options) {
        var drag = new Drag(this, $merge({ modifiers: { x: 'width', y: 'height'} }, options));
        this.store('resizer', drag);
        return drag.addEvent('drag', function() {
            this.fireEvent('resize', drag);
        } .bind(this));
    }

});


/*
---

script: Drag.Move.js

description: A Drag extension that provides support for the constraining of draggables to containers and droppables.

license: MIT-style license

authors:
- Valerio Proietti
- Tom Occhinno
- Jan Kassens
- Aaron Newton
- Scott Kyle

requires:
- core:1.2.4/Element.Dimensions
- /Drag

provides: [Drag.Move]

...
*/

Drag.Move = new Class({

    Extends: Drag,

    options: {/*
		onEnter: $empty(thisElement, overed),
		onLeave: $empty(thisElement, overed),
		onDrop: $empty(thisElement, overed, event),*/
        droppables: [],
        container: false,
        precalculate: false,
        includeMargins: true,
        checkDroppables: true
    },

    initialize: function(element, options) {
        this.parent(element, options);
        element = this.element;

        this.droppables = $$(this.options.droppables);
        this.container = document.id(this.options.container);

        if (this.container && $type(this.container) != 'element')
            this.container = document.id(this.container.getDocument().body);

        var styles = element.getStyles('left', 'right', 'position');
        if (styles.left == 'auto' || styles.top == 'auto')
            element.setPosition(element.getPosition(element.getOffsetParent()));

        if (styles.position == 'static')
            element.setStyle('position', 'absolute');

        this.addEvent('start', this.checkDroppables, true);

        this.overed = null;
    },

    start: function(event) {
        if (this.container) this.options.limit = this.calculateLimit();

        if (this.options.precalculate) {
            this.positions = this.droppables.map(function(el) {
                return el.getCoordinates();
            });
        }

        this.parent(event);
    },

    calculateLimit: function() {
        var offsetParent = this.element.getOffsetParent(),
			containerCoordinates = this.container.getCoordinates(offsetParent),
			containerBorder = {},
			elementMargin = {},
			elementBorder = {},
			containerMargin = {},
			offsetParentPadding = {};
        
        ['top', 'right', 'bottom', 'left'].each(function(pad) {
            containerBorder[pad] = this.container.getStyle('border-' + pad).toInt();
            elementBorder[pad] = this.element.getStyle('border-' + pad).toInt();
            elementMargin[pad] = this.element.getStyle('margin-' + pad).toInt();
            containerMargin[pad] = this.container.getStyle('margin-' + pad).toInt();
            offsetParentPadding[pad] = offsetParent.getStyle('padding-' + pad).toInt();
        }, this);

        var width = this.element.offsetWidth + elementMargin.left + elementMargin.right,
			height = this.element.offsetHeight + elementMargin.top + elementMargin.bottom,
			left = 0,
			top = 0,
			right = containerCoordinates.right - containerBorder.right - width,
			bottom = containerCoordinates.bottom - containerBorder.bottom - height;

        if (this.options.includeMargins) {
            left += elementMargin.left;
            top += elementMargin.top;
        } else {
            right += elementMargin.right;
            bottom += elementMargin.bottom;
        }

        if (this.element.getStyle('position') == 'relative') {
            var coords = this.element.getCoordinates(offsetParent);
            coords.left -= this.element.getStyle('left').toInt();
            coords.top -= this.element.getStyle('top').toInt();

            left += containerBorder.left - coords.left;
            top += containerBorder.top - coords.top;
            right += elementMargin.left - coords.left;
            bottom += elementMargin.top - coords.top;

            if (this.container != offsetParent) {
                left += containerMargin.left + offsetParentPadding.left;
                top += (Browser.Engine.trident4 ? 0 : containerMargin.top) + offsetParentPadding.top;
            }
        } else {
            left -= elementMargin.left;
            top -= elementMargin.top;

            if (this.container == offsetParent) {
                right -= containerBorder.left;
                bottom -= containerBorder.top;
            } else {
                left += containerCoordinates.left + containerBorder.left;
                top += containerCoordinates.top + containerBorder.top;
            }
        }

        return {
            x: [left, right],
            y: [top, bottom]
        };
    },

    checkAgainst: function(el, i) {
        el = (this.positions) ? this.positions[i] : el.getCoordinates();
        var now = this.mouse.now;
        return (now.x > el.left && now.x < el.right && now.y < el.bottom && now.y > el.top);
    },

    checkDroppables: function() {
        var overed = this.droppables.filter(this.checkAgainst, this).getLast();
        if (this.overed != overed) {
            if (this.overed) this.fireEvent('leave', [this.element, this.overed]);
            if (overed) this.fireEvent('enter', [this.element, overed]);
            this.overed = overed;
        }
    },

    drag: function(event) {
        this.parent(event);
        if (this.options.checkDroppables && this.droppables.length) this.checkDroppables();
    },

    stop: function(event) {
        this.checkDroppables();
        this.fireEvent('drop', [this.element, this.overed, event]);
        this.overed = null;
        return this.parent(event);
    }

});

Element.implement({

    makeDraggable: function(options) {
        var drag = new Drag.Move(this, options);
        this.store('dragger', drag);
        return drag;
    }

});


/*
---

script: Slider.js

description: Class for creating horizontal and vertical slider controls.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Element.Dimensions
- /Class.Binds
- /Drag
- /Element.Dimensions
- /Element.Measure

provides: [Slider]

...
*/

var Slider = new Class({

    Implements: [Events, Options],

    Binds: ['clickedElement', 'draggedKnob', 'scrolledElement'],

    options: {/*
		onTick: $empty(intPosition),
		onChange: $empty(intStep),
		onComplete: $empty(strStep),*/
        onTick: function(position) {
            if (this.options.snap) position = this.toPosition(this.step);
            this.knob.setStyle(this.property, position);
        },
        initialStep: 0,
        snap: false,
        offset: 0,
        range: false,
        wheel: false,
        steps: 100,
        mode: 'horizontal'
    },

    initialize: function(element, knob, options) {
        this.setOptions(options);
        this.element = document.id(element);
        this.knob = document.id(knob);
        this.previousChange = this.previousEnd = this.step = -1;
        var offset, limit = {}, modifiers = { 'x': false, 'y': false };
        switch (this.options.mode) {
            case 'vertical':
                this.axis = 'y';
                this.property = 'top';
                offset = 'offsetHeight';
                break;
            case 'horizontal':
                this.axis = 'x';
                this.property = 'left';
                offset = 'offsetWidth';
        }

        this.full = this.element.measure(function() {
            this.half = this.knob[offset] / 2;
            return this.element[offset] - this.knob[offset] + (this.options.offset * 2);
        } .bind(this));

        this.min = $chk(this.options.range[0]) ? this.options.range[0] : 0;
        this.max = $chk(this.options.range[1]) ? this.options.range[1] : this.options.steps;
        this.range = this.max - this.min;
        this.steps = this.options.steps || this.full;
        this.stepSize = Math.abs(this.range) / this.steps;
        this.stepWidth = this.stepSize * this.full / Math.abs(this.range);

        this.knob.setStyle('position', 'relative').setStyle(this.property, this.options.initialStep ? this.toPosition(this.options.initialStep) : -this.options.offset);
        modifiers[this.axis] = this.property;
        limit[this.axis] = [-this.options.offset, this.full - this.options.offset];

        var dragOptions = {
            snap: 0,
            limit: limit,
            modifiers: modifiers,
            onDrag: this.draggedKnob,
            onStart: this.draggedKnob,
            onBeforeStart: (function() {
                this.isDragging = true;
            }).bind(this),
            onCancel: function() {
                this.isDragging = false;
            } .bind(this),
            onComplete: function() {
                this.isDragging = false;
                this.draggedKnob();
                this.end();
            } .bind(this)
        };
        if (this.options.snap) {
            dragOptions.grid = Math.ceil(this.stepWidth);
            dragOptions.limit[this.axis][1] = this.full;
        }

        this.drag = new Drag(this.knob, dragOptions);
        this.attach();
    },

    attach: function() {
        this.element.addEvent('mousedown', this.clickedElement);
        if (this.options.wheel) this.element.addEvent('mousewheel', this.scrolledElement);
        this.drag.attach();
        return this;
    },

    detach: function() {
        this.element.removeEvent('mousedown', this.clickedElement);
        this.element.removeEvent('mousewheel', this.scrolledElement);
        this.drag.detach();
        return this;
    },

    set: function(step) {
        if (!((this.range > 0) ^ (step < this.min))) step = this.min;
        if (!((this.range > 0) ^ (step > this.max))) step = this.max;

        this.step = Math.round(step);
        this.checkStep();
        this.fireEvent('tick', this.toPosition(this.step));
        this.end();
        return this;
    },

    clickedElement: function(event) {
        if (this.isDragging || event.target == this.knob) return;

        var dir = this.range < 0 ? -1 : 1;
        var position = event.page[this.axis] - this.element.getPosition()[this.axis] - this.half;
        position = position.limit(-this.options.offset, this.full - this.options.offset);

        this.step = Math.round(this.min + dir * this.toStep(position));
        this.checkStep();
        this.fireEvent('tick', position);
        this.end();
    },

    scrolledElement: function(event) {
        var mode = (this.options.mode == 'horizontal') ? (event.wheel < 0) : (event.wheel > 0);
        this.set(mode ? this.step - this.stepSize : this.step + this.stepSize);
        event.stop();
    },

    draggedKnob: function() {
        var dir = this.range < 0 ? -1 : 1;
        var position = this.drag.value.now[this.axis];
        position = position.limit(-this.options.offset, this.full - this.options.offset);
        this.step = Math.round(this.min + dir * this.toStep(position));
        this.checkStep();
    },

    checkStep: function() {
        if (this.previousChange != this.step) {
            this.previousChange = this.step;
            this.fireEvent('change', this.step);
        }
    },

    end: function() {
        if (this.previousEnd !== this.step) {
            this.previousEnd = this.step;
            this.fireEvent('complete', this.step + '');
        }
    },

    toStep: function(position) {
        var step = (position + this.options.offset) * this.stepSize / this.full * this.steps;
        return this.options.steps ? Math.round(step -= step % this.stepSize) : step;
    },

    toPosition: function(step) {
        return (this.full * Math.abs(this.min - step)) / (this.steps * this.stepSize) - this.options.offset;
    }

});

/*
---

script: Sortables.js

description: Class for creating a drag and drop sorting interface for lists of items.

license: MIT-style license

authors:
- Tom Occhino

requires:
- /Drag.Move

provides: [Slider]

...
*/

var Sortables = new Class({

    Implements: [Events, Options],

    options: {/*
		onSort: $empty(element, clone),
		onStart: $empty(element, clone),
		onComplete: $empty(element),*/
        snap: 4,
        opacity: 1,
        clone: false,
        revert: false,
        handle: false,
        constrain: false
    },

    initialize: function(lists, options) {
        this.setOptions(options);
        this.elements = [];
        this.lists = [];
        this.idle = true;

        this.addLists($$(document.id(lists) || lists));
        if (!this.options.clone) this.options.revert = false;
        if (this.options.revert) this.effect = new Fx.Morph(null, $merge({ duration: 250, link: 'cancel' }, this.options.revert));
    },

    attach: function() {
        this.addLists(this.lists);
        return this;
    },

    detach: function() {
        this.lists = this.removeLists(this.lists);
        return this;
    },

    addItems: function() {
        Array.flatten(arguments).each(function(element) {
            this.elements.push(element);
            var start = element.retrieve('sortables:start', this.start.bindWithEvent(this, element));
            (this.options.handle ? element.getElement(this.options.handle) || element : element).addEvent('mousedown', start);
        }, this);
        return this;
    },

    addLists: function() {
        Array.flatten(arguments).each(function(list) {
            this.lists.push(list);
            this.addItems(list.getChildren());
        }, this);
        return this;
    },

    removeItems: function() {
        return $$(Array.flatten(arguments).map(function(element) {
            this.elements.erase(element);
            var start = element.retrieve('sortables:start');
            (this.options.handle ? element.getElement(this.options.handle) || element : element).removeEvent('mousedown', start);

            return element;
        }, this));
    },

    removeLists: function() {
        return $$(Array.flatten(arguments).map(function(list) {
            this.lists.erase(list);
            this.removeItems(list.getChildren());

            return list;
        }, this));
    },

    getClone: function(event, element) {
        if (!this.options.clone) return new Element('div').inject(document.body);
        if ($type(this.options.clone) == 'function') return this.options.clone.call(this, event, element, this.list);
        return element.clone(true).setStyles({
            margin: '0px',
            position: 'absolute',
            visibility: 'hidden',
            'width': element.getStyle('width')
        }).inject(this.list).setPosition(element.getPosition(element.getOffsetParent()));
    },

    getDroppables: function() {
        var droppables = this.list.getChildren();
        if (!this.options.constrain) droppables = this.lists.concat(droppables).erase(this.list);
        return droppables.erase(this.clone).erase(this.element);
    },

    insert: function(dragging, element) {
        var where = 'inside';
        if (this.lists.contains(element)) {
            this.list = element;
            this.drag.droppables = this.getDroppables();
        } else {
            where = this.element.getAllPrevious().contains(element) ? 'before' : 'after';
        }
        this.element.inject(element, where);
        this.fireEvent('sort', [this.element, this.clone]);
    },

    start: function(event, element) {
        if (!this.idle) return;
        this.idle = false;
        this.element = element;
        this.opacity = element.get('opacity');
        this.list = element.getParent();
        this.clone = this.getClone(event, element);

        this.drag = new Drag.Move(this.clone, {
            snap: this.options.snap,
            container: this.options.constrain && this.element.getParent(),
            droppables: this.getDroppables(),
            onSnap: function() {
                event.stop();
                this.clone.setStyle('visibility', 'visible');
                this.element.set('opacity', this.options.opacity || 0);
                this.fireEvent('start', [this.element, this.clone]);
            } .bind(this),
            onEnter: this.insert.bind(this),
            onCancel: this.reset.bind(this),
            onComplete: this.end.bind(this)
        });

        this.clone.inject(this.element, 'before');
        this.drag.start(event);
    },

    end: function() {
        this.drag.detach();
        this.element.set('opacity', this.opacity);
        if (this.effect) {
            var dim = this.element.getStyles('width', 'height');
            var pos = this.clone.computePosition(this.element.getPosition(this.clone.offsetParent));
            this.effect.element = this.clone;
            this.effect.start({
                top: pos.top,
                left: pos.left,
                width: dim.width,
                height: dim.height,
                opacity: 0.25
            }).chain(this.reset.bind(this));
        } else {
            this.reset();
        }
    },

    reset: function() {
        this.idle = true;
        this.clone.destroy();
        this.fireEvent('complete', this.element);
    },

    serialize: function() {
        var params = Array.link(arguments, { modifier: Function.type, index: $defined });
        var serial = this.lists.map(function(list) {
            return list.getChildren().map(params.modifier || function(element) {
                return element.get('id');
            }, this);
        }, this);

        var index = params.index;
        if (this.lists.length == 1) index = 0;
        return $chk(index) && index >= 0 && index < this.lists.length ? serial[index] : serial;
    }

});


/*
---

script: Request.JSONP.js

description: Defines Request.JSONP, a class for cross domain javascript via script injection.

license: MIT-style license

authors:
- Aaron Newton
- Guillermo Rauch

requires:
- core:1.2.4/Element
- core:1.2.4/Request
- /Log

provides: [Request.JSONP]

...
*/

Request.JSONP = new Class({

    Implements: [Chain, Events, Options, Log],

    options: {/*
		onRetry: $empty(intRetries),
		onRequest: $empty(scriptElement),
		onComplete: $empty(data),
		onSuccess: $empty(data),
		onCancel: $empty(),
		log: false,
		*/
        url: '',
        data: {},
        retries: 0,
        timeout: 0,
        link: 'ignore',
        callbackKey: 'callback',
        injectScript: document.head
    },

    initialize: function(options) {
        this.setOptions(options);
        if (this.options.log) this.enableLog();
        this.running = false;
        this.requests = 0;
        this.triesRemaining = [];
    },

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

    send: function(options) {
        if (!$chk(arguments[1]) && !this.check(options)) return this;

        var type = $type(options),
				old = this.options,
				index = $chk(arguments[1]) ? arguments[1] : this.requests++;
        if (type == 'string' || type == 'element') options = { data: options };

        options = $extend({ data: old.data, url: old.url }, options);

        if (!$chk(this.triesRemaining[index])) this.triesRemaining[index] = this.options.retries;
        var remaining = this.triesRemaining[index];

        (function() {
            var script = this.getScript(options);
            this.log('JSONP retrieving script with url: ' + script.get('src'));
            this.fireEvent('request', script);
            this.running = true;

            (function() {
                if (remaining) {
                    this.triesRemaining[index] = remaining - 1;
                    if (script) {
                        script.destroy();
                        this.send(options, index).fireEvent('retry', this.triesRemaining[index]);
                    }
                } else if (script && this.options.timeout) {
                    script.destroy();
                    this.cancel().fireEvent('failure');
                }
            }).delay(this.options.timeout, this);
        }).delay(Browser.Engine.trident ? 50 : 0, this);
        return this;
    },

    cancel: function() {
        if (!this.running) return this;
        this.running = false;
        this.fireEvent('cancel');
        return this;
    },

    getScript: function(options) {
        var index = Request.JSONP.counter,
				data;
        Request.JSONP.counter++;

        switch ($type(options.data)) {
            case 'element': data = document.id(options.data).toQueryString(); break;
            case 'object': case 'hash': data = Hash.toQueryString(options.data);
        }

        var src = options.url +
			 (options.url.test('\\?') ? '&' : '?') +
			 (options.callbackKey || this.options.callbackKey) +
			 '=Request.JSONP.request_map.request_' + index +
			 (data ? '&' + data : '');
        if (src.length > 2083) this.log('JSONP ' + src + ' will fail in Internet Explorer, which enforces a 2083 bytes length limit on URIs');

        var script = new Element('script', { type: 'text/javascript', src: src });
        Request.JSONP.request_map['request_' + index] = function(data) { this.success(data, script); } .bind(this);
        return script.inject(this.options.injectScript);
    },

    success: function(data, script) {
        if (script) script.destroy();
        this.running = false;
        this.log('JSONP successfully retrieved: ', data);
        this.fireEvent('complete', [data]).fireEvent('success', [data]).callChain();
    }

});

Request.JSONP.counter = 0;
Request.JSONP.request_map = {};

/*
---

script: Request.Queue.js

description: Controls several instances of Request and its variants to run only one request at a time.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element
- core:1.2.4/Request
- /Log

provides: [Request.Queue]

...
*/

Request.Queue = new Class({

    Implements: [Options, Events],

    Binds: ['attach', 'request', 'complete', 'cancel', 'success', 'failure', 'exception'],

    options: {/*
		onRequest: $empty(argsPassedToOnRequest),
		onSuccess: $empty(argsPassedToOnSuccess),
		onComplete: $empty(argsPassedToOnComplete),
		onCancel: $empty(argsPassedToOnCancel),
		onException: $empty(argsPassedToOnException),
		onFailure: $empty(argsPassedToOnFailure),
		onEnd: $empty,
		*/
        stopOnFailure: true,
        autoAdvance: true,
        concurrent: 1,
        requests: {}
    },

    initialize: function(options) {
        if (options) {
            var requests = options.requests;
            delete options.requests;
        }
        this.setOptions(options);
        this.requests = new Hash;
        this.queue = [];
        this.reqBinders = {};

        if (requests) this.addRequests(requests);
    },

    addRequest: function(name, request) {
        this.requests.set(name, request);
        this.attach(name, request);
        return this;
    },

    addRequests: function(obj) {
        $each(obj, function(req, name) {
            this.addRequest(name, req);
        }, this);
        return this;
    },

    getName: function(req) {
        return this.requests.keyOf(req);
    },

    attach: function(name, req) {
        if (req._groupSend) return this;
        ['request', 'complete', 'cancel', 'success', 'failure', 'exception'].each(function(evt) {
            if (!this.reqBinders[name]) this.reqBinders[name] = {};
            this.reqBinders[name][evt] = function() {
                this['on' + evt.capitalize()].apply(this, [name, req].extend(arguments));
            } .bind(this);
            req.addEvent(evt, this.reqBinders[name][evt]);
        }, this);
        req._groupSend = req.send;
        req.send = function(options) {
            this.send(name, options);
            return req;
        } .bind(this);
        return this;
    },

    removeRequest: function(req) {
        var name = $type(req) == 'object' ? this.getName(req) : req;
        if (!name && $type(name) != 'string') return this;
        req = this.requests.get(name);
        if (!req) return this;
        ['request', 'complete', 'cancel', 'success', 'failure', 'exception'].each(function(evt) {
            req.removeEvent(evt, this.reqBinders[name][evt]);
        }, this);
        req.send = req._groupSend;
        delete req._groupSend;
        return this;
    },

    getRunning: function() {
        return this.requests.filter(function(r) {
            return r.running;
        });
    },

    isRunning: function() {
        return !!(this.getRunning().getKeys().length);
    },

    send: function(name, options) {
        var q = function() {
            this.requests.get(name)._groupSend(options);
            this.queue.erase(q);
        } .bind(this);
        q.name = name;
        if (this.getRunning().getKeys().length >= this.options.concurrent || (this.error && this.options.stopOnFailure)) this.queue.push(q);
        else q();
        return this;
    },

    hasNext: function(name) {
        return (!name) ? !!this.queue.length : !!this.queue.filter(function(q) { return q.name == name; }).length;
    },

    resume: function() {
        this.error = false;
        (this.options.concurrent - this.getRunning().getKeys().length).times(this.runNext, this);
        return this;
    },

    runNext: function(name) {
        if (!this.queue.length) return this;
        if (!name) {
            this.queue[0]();
        } else {
            var found;
            this.queue.each(function(q) {
                if (!found && q.name == name) {
                    found = true;
                    q();
                }
            });
        }
        return this;
    },

    runAll: function() {
        this.queue.each(function(q) {
            q();
        });
        return this;
    },

    clear: function(name) {
        if (!name) {
            this.queue.empty();
        } else {
            this.queue = this.queue.map(function(q) {
                if (q.name != name) return q;
                else return false;
            }).filter(function(q) { return q; });
        }
        return this;
    },

    cancel: function(name) {
        this.requests.get(name).cancel();
        return this;
    },

    onRequest: function() {
        this.fireEvent('request', arguments);
    },

    onComplete: function() {
        this.fireEvent('complete', arguments);
        if (!this.queue.length) this.fireEvent('end');
    },

    onCancel: function() {
        if (this.options.autoAdvance && !this.error) this.runNext();
        this.fireEvent('cancel', arguments);
    },

    onSuccess: function() {
        if (this.options.autoAdvance && !this.error) this.runNext();
        this.fireEvent('success', arguments);
    },

    onFailure: function() {
        this.error = true;
        if (!this.options.stopOnFailure && this.options.autoAdvance) this.runNext();
        this.fireEvent('failure', arguments);
    },

    onException: function() {
        this.error = true;
        if (!this.options.stopOnFailure && this.options.autoAdvance) this.runNext();
        this.fireEvent('exception', arguments);
    }

});


/*
---

script: Request.Periodical.js

description: Requests the same URL to pull data from a server but increases the intervals if no data is returned to reduce the load

license: MIT-style license

authors:
- Christoph Pojer

requires:
- core:1.2.4/Request
- /MooTools.More

provides: [Request.Periodical]

...
*/

Request.implement({

    options: {
        initialDelay: 5000,
        delay: 5000,
        limit: 60000
    },

    startTimer: function(data) {
        var fn = function() {
            if (!this.running) this.send({ data: data });
        };
        this.timer = fn.delay(this.options.initialDelay, this);
        this.lastDelay = this.options.initialDelay;
        this.completeCheck = function(response) {
            $clear(this.timer);
            this.lastDelay = (response) ? this.options.delay : (this.lastDelay + this.options.delay).min(this.options.limit);
            this.timer = fn.delay(this.lastDelay, this);
        };
        return this.addEvent('complete', this.completeCheck);
    },

    stopTimer: function() {
        $clear(this.timer);
        return this.removeEvent('complete', this.completeCheck);
    }

});

/*
---

script: Assets.js

description: Provides methods to dynamically load JavaScript, CSS, and Image files into the document.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Element.Event
- /MooTools.More

provides: [Assets]

...
*/

var Asset = {

    javascript: function(source, properties) {
        properties = $extend({
            onload: $empty,
            document: document,
            check: $lambda(true)
        }, properties);

        var script = new Element('script', { src: source, type: 'text/javascript' });

        var load = properties.onload.bind(script),
			check = properties.check,
			doc = properties.document;
        delete properties.onload;
        delete properties.check;
        delete properties.document;

        script.addEvents({
            load: load,
            readystatechange: function() {
                if (['loaded', 'complete'].contains(this.readyState)) load();
            }
        }).set(properties);

        if (Browser.Engine.webkit419) var checker = (function() {
            if (!$try(check)) return;
            $clear(checker);
            load();
        }).periodical(50);

        return script.inject(doc.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: $empty,
            onabort: $empty,
            onerror: $empty
        }, properties);
        var image = new Image();
        var element = document.id(image) || new Element('img');
        ['load', 'abort', 'error'].each(function(name) {
            var type = 'on' + name;
            var event = properties[type];
            delete properties[type];
            image[type] = function() {
                if (!image) return;
                if (!element.parentNode) {
                    element.width = image.width;
                    element.height = image.height;
                }
                image = image.onload = image.onabort = image.onerror = null;
                event.delay(1, element, element);
                element.fireEvent(name, element, 1);
            };
        });
        image.src = element.src = source;
        if (image && image.complete) image.onload.delay(1);
        return element.set(properties);
    },

    images: function(sources, options) {
        options = $merge({
            onComplete: $empty,
            onProgress: $empty,
            onError: $empty,
            properties: {}
        }, options);
        sources = $splat(sources);
        var images = [];
        var counter = 0;
        return new Elements(sources.map(function(source) {
            return Asset.image(source, $extend(options.properties, {
                onload: function() {
                    options.onProgress.call(this, counter, sources.indexOf(source));
                    counter++;
                    if (counter == sources.length) options.onComplete();
                },
                onerror: function() {
                    options.onError.call(this, counter, sources.indexOf(source));
                    counter++;
                    if (counter == sources.length) options.onComplete();
                }
            }));
        }));
    }

};

/*
---

script: Color.js

description: Class for creating and manipulating colors in JavaScript. Supports HSB -> RGB Conversions and vice versa.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Array
- core:1.2.4/String
- core:1.2.4/Number
- core:1.2.4/Hash
- core:1.2.4/Function
- core:1.2.4/$util

provides: [Color]

...
*/

var Color = new Native({

    initialize: function(color, type) {
        if (arguments.length >= 3) {
            type = 'rgb'; color = Array.slice(arguments, 0, 3);
        } else if (typeof color == 'string') {
            if (color.match(/rgb/)) color = color.rgbToHex().hexToRgb(true);
            else if (color.match(/hsb/)) color = color.hsbToRgb();
            else color = color.hexToRgb(true);
        }
        type = type || 'rgb';
        switch (type) {
            case 'hsb':
                var old = color;
                color = color.hsbToRgb();
                color.hsb = old;
                break;
            case 'hex': color = color.hexToRgb(true); break;
        }
        color.rgb = color.slice(0, 3);
        color.hsb = color.hsb || color.rgbToHsb();
        color.hex = color.rgbToHex();
        return $extend(color, this);
    }

});

Color.implement({

    mix: function() {
        var colors = Array.slice(arguments);
        var alpha = ($type(colors.getLast()) == 'number') ? colors.pop() : 50;
        var rgb = this.slice();
        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');
    }

});

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

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

var $HEX = function(hex) {
    return new Color(hex, 'hex');
};

Array.implement({

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

});

String.implement({

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

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

});


/*
---

script: Group.js

description: Class for monitoring collections of events

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Events
- /MooTools.More

provides: [Group]

...
*/

var Group = new Class({

    initialize: function() {
        this.instances = Array.flatten(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);
    }

});


/*
---

script: Hash.Cookie.js

description: Class for creating, reading, and deleting Cookies in JSON format.

license: MIT-style license

authors:
- Valerio Proietti
- Aaron Newton

requires:
- core:1.2.4/Cookie
- core:1.2.4/JSON
- /MooTools.More

provides: [Hash.Cookie]

...
*/

Hash.Cookie = new Class({

    Extends: Cookie,

    options: {
        autoSave: true
    },

    initialize: function(name, options) {
        this.parent(name, options);
        this.load();
    },

    save: function() {
        var value = JSON.encode(this.hash);
        if (!value || value.length > 4096) return false; //cookie would be truncated!
        if (value == '{}') this.dispose();
        else this.write(value);
        return true;
    },

    load: function() {
        this.hash = new Hash(JSON.decode(this.read(), true));
        return this;
    }

});

Hash.each(Hash.prototype, function(method, name) {
    if (typeof method == 'function') Hash.Cookie.implement(name, function() {
        var value = method.apply(this.hash, arguments);
        if (this.options.autoSave) this.save();
        return value;
    });
});

/*
---

script: IframeShim.js

description: Defines IframeShim, a class for obscuring select lists and flash objects in IE.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Element.Event
- core:1.2.4/Element.Style
- core:1.2.4/Options Events
- /Element.Position
- /Class.Occlude

provides: [IframeShim]

...
*/

var IframeShim = new Class({

    Implements: [Options, Events, Class.Occlude],

    options: {
        className: 'iframeShim',
        src: 'javascript:false;document.write("");',
        display: false,
        zIndex: null,
        margin: 0,
        offset: { x: 0, y: 0 },
        browsers: (Browser.Engine.trident4 || (Browser.Engine.gecko && !Browser.Engine.gecko19 && Browser.Platform.mac))
    },

    property: 'IframeShim',

    initialize: function(element, options) {
        this.element = document.id(element);
        if (this.occlude()) return this.occluded;
        this.setOptions(options);
        this.makeShim();
        return this;
    },

    makeShim: function() {
        if (this.options.browsers) {
            var zIndex = this.element.getStyle('zIndex').toInt();

            if (!zIndex) {
                zIndex = 1;
                var pos = this.element.getStyle('position');
                if (pos == 'static' || !pos) this.element.setStyle('position', 'relative');
                this.element.setStyle('zIndex', zIndex);
            }
            zIndex = ($chk(this.options.zIndex) && zIndex > this.options.zIndex) ? this.options.zIndex : zIndex - 1;
            if (zIndex < 0) zIndex = 1;
            this.shim = new Element('iframe', {
                src: this.options.src,
                scrolling: 'no',
                frameborder: 0,
                styles: {
                    zIndex: zIndex,
                    position: 'absolute',
                    border: 'none',
                    filter: 'progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'
                },
                'class': this.options.className
            }).store('IframeShim', this);
            var inject = (function() {
                this.shim.inject(this.element, 'after');
                this[this.options.display ? 'show' : 'hide']();
                this.fireEvent('inject');
            }).bind(this);
            if (IframeShim.ready) window.addEvent('load', inject);
            else inject();
        } else {
            this.position = this.hide = this.show = this.dispose = $lambda(this);
        }
    },

    position: function() {
        if (!IframeShim.ready || !this.shim) return this;
        var size = this.element.measure(function() {
            return this.getSize();
        });
        if (this.options.margin != undefined) {
            size.x = size.x - (this.options.margin * 2);
            size.y = size.y - (this.options.margin * 2);
            this.options.offset.x += this.options.margin;
            this.options.offset.y += this.options.margin;
        }
        this.shim.set({ width: size.x, height: size.y }).position({
            relativeTo: this.element,
            offset: this.options.offset
        });
        return this;
    },

    hide: function() {
        if (this.shim) this.shim.setStyle('display', 'none');
        return this;
    },

    show: function() {
        if (this.shim) this.shim.setStyle('display', 'block');
        return this.position();
    },

    dispose: function() {
        if (this.shim) this.shim.dispose();
        return this;
    },

    destroy: function() {
        if (this.shim) this.shim.destroy();
        return this;
    }

});

window.addEvent('load', function() {
    IframeShim.ready = true;
});

/*
---

script: HtmlTable.js

description: Builds table elements with methods to add rows.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Options
- core:1.2.4/Events
- /Class.Occlude

provides: [HtmlTable]

...
*/

var HtmlTable = new Class({

    Implements: [Options, Events, Class.Occlude],

    options: {
        properties: {
            cellpadding: 0,
            cellspacing: 0,
            border: 0
        },
        rows: [],
        headers: [],
        footers: []
    },

    property: 'HtmlTable',

    initialize: function() {
        var params = Array.link(arguments, { options: Object.type, table: Element.type });
        this.setOptions(params.options);
        this.element = params.table || new Element('table', this.options.properties);
        if (this.occlude()) return this.occluded;
        this.build();
    },

    build: function() {
        this.element.store('HtmlTable', this);

        this.body = document.id(this.element.tBodies[0]) || new Element('tbody').inject(this.element);
        $$(this.body.rows);

        if (this.options.headers.length) this.setHeaders(this.options.headers);
        else this.thead = document.id(this.element.tHead);
        if (this.thead) this.head = document.id(this.thead.rows[0]);

        if (this.options.footers.length) this.setFooters(this.options.footers);
        this.tfoot = document.id(this.element.tFoot);
        if (this.tfoot) this.foot = document.id(this.thead.rows[0]);

        this.options.rows.each(function(row) {
            this.push(row);
        }, this);

        ['adopt', 'inject', 'wraps', 'grab', 'replaces', 'dispose'].each(function(method) {
            this[method] = this.element[method].bind(this.element);
        }, this);
    },

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

    empty: function() {
        this.body.empty();
        return this;
    },

    setHeaders: function(headers) {
        this.thead = (document.id(this.element.tHead) || new Element('thead').inject(this.element, 'top')).empty();
        this.push(headers, this.thead, 'th');
        this.head = document.id(this.thead.rows[0]);
        return this;
    },

    setFooters: function(footers) {
        this.tfoot = (document.id(this.element.tFoot) || new Element('tfoot').inject(this.element, 'top')).empty();
        this.push(footers, this.tfoot);
        this.foot = document.id(this.thead.rows[0]);
        return this;
    },

    push: function(row, target, tag) {
        var tds = row.map(function(data) {
            var td = new Element(tag || 'td', data.properties),
				type = data.content || data || '',
				element = document.id(type);

            if (element) td.adopt(element);
            else td.set('html', type);

            return td;
        });

        return {
            tr: new Element('tr').inject(target || this.body).adopt(tds),
            tds: tds
        };
    }

});


/*
---

script: HtmlTable.Zebra.js

description: Builds a stripy table with methods to add rows.

license: MIT-style license

authors:
- Harald Kirschner
- Aaron Newton

requires:
- /HtmlTable
- /Class.refactor

provides: [HtmlTable.Zebra]

...
*/

HtmlTable = Class.refactor(HtmlTable, {

    options: {
        classZebra: 'table-tr-odd',
        zebra: true
    },

    initialize: function() {
        this.previous.apply(this, arguments);
        if (this.occluded) return this.occluded;
        if (this.options.zebra) this.updateZebras();
    },

    updateZebras: function() {
        Array.each(this.body.rows, this.zebra, this);
    },

    zebra: function(row, i) {
        return row[((i % 2) ? 'remove' : 'add') + 'Class'](this.options.classZebra);
    },

    push: function() {
        var pushed = this.previous.apply(this, arguments);
        if (this.options.zebra) this.updateZebras();
        return pushed;
    }

});

/*
---

script: HtmlTable.Sort.js

description: Builds a stripy, sortable table with methods to add rows.

license: MIT-style license

authors:
- Harald Kirschner
- Aaron Newton

requires:
- core:1.2.4/Hash
- /HtmlTable
- /Class.refactor
- /Element.Delegation
- /Date

provides: [HtmlTable.Sort]

...
*/

HtmlTable = Class.refactor(HtmlTable, {

    options: {/*
		onSort: $empty, */
        sortIndex: 0,
        sortReverse: false,
        parsers: [],
        defaultParser: 'string',
        classSortable: 'table-sortable',
        classHeadSort: 'table-th-sort',
        classHeadSortRev: 'table-th-sort-rev',
        classNoSort: 'table-th-nosort',
        classGroupHead: 'table-tr-group-head',
        classGroup: 'table-tr-group',
        classCellSort: 'table-td-sort',
        classSortSpan: 'table-th-sort-span',
        sortable: false
    },

    initialize: function() {
        this.previous.apply(this, arguments);
        if (this.occluded) return this.occluded;
        this.sorted = { index: null, dir: 1 };
        this.bound = {
            headClick: this.headClick.bind(this)
        };
        this.sortSpans = new Elements();
        if (this.options.sortable) {
            this.enableSort();
            if (this.options.sortIndex != null) this.sort(this.options.sortIndex, this.options.sortReverse);
        }
    },

    attachSorts: function(attach) {
        this.element[$pick(attach, true) ? 'addEvent' : 'removeEvent']('click:relay(th)', this.bound.headClick);
    },

    setHeaders: function() {
        this.previous.apply(this, arguments);
        if (this.sortEnabled) this.detectParsers();
    },

    detectParsers: function(force) {
        if (!this.head) return;
        var parsers = this.options.parsers,
				rows = this.body.rows;

        // auto-detect
        this.parsers = $$(this.head.cells).map(function(cell, index) {
            if (!force && (cell.hasClass(this.options.classNoSort) || cell.retrieve('htmltable-sort'))) return cell.retrieve('htmltable-sort');
            var sortSpan = new Element('span', { 'html': '&#160;', 'class': this.options.classSortSpan }).inject(cell, 'top');
            this.sortSpans.push(sortSpan);

            var parser = parsers[index],
					cancel;
            switch ($type(parser)) {
                case 'function': parser = { convert: parser }; cancel = true; break;
                case 'string': parser = parser; cancel = true; break;
            }
            if (!cancel) {
                HtmlTable.Parsers.some(function(current) {
                    var match = current.match;
                    if (!match) return false;
                    if (Browser.Engine.trident) return false;
                    for (var i = 0, j = rows.length; i < j; i++) {
                        var text = rows[i].cells[index].get('html').clean();
                        if (text && match.test(text)) {
                            parser = current;
                            return true;
                        }
                    }
                });
            }

            if (!parser) parser = this.options.defaultParser;
            cell.store('htmltable-parser', parser);
            return parser;
        }, this);
    },

    headClick: function(event, el) {
        if (!this.head) return;
        var index = Array.indexOf(this.head.cells, el);
        this.sort(index);
        return false;
    },

    sort: function(index, reverse, pre) {
        if (!this.head) return;
        pre = !!(pre);
        var classCellSort = this.options.classCellSort;
        var classGroup = this.options.classGroup,
				classGroupHead = this.options.classGroupHead;

        if (!pre) {
            if (index != null) {
                if (this.sorted.index == index) {
                    this.sorted.reverse = !(this.sorted.reverse);
                } else {
                    if (this.sorted.index != null) {
                        this.sorted.reverse = false;
                        this.head.cells[this.sorted.index].removeClass(this.options.classHeadSort).removeClass(this.options.classHeadSortRev);
                    } else {
                        this.sorted.reverse = true;
                    }
                    this.sorted.index = index;
                }
            } else {
                index = this.sorted.index;
            }

            if (reverse != null) this.sorted.reverse = reverse;

            var head = document.id(this.head.cells[index]);
            if (head) {
                head.addClass(this.options.classHeadSort);
                if (this.sorted.reverse) head.addClass(this.options.classHeadSortRev);
                else head.removeClass(this.options.classHeadSortRev);
            }

            this.body.getElements('td').removeClass(this.options.classCellSort);
        }

        var parser = this.parsers[index];
        if ($type(parser) == 'string') parser = HtmlTable.Parsers.get(parser);
        if (!parser) return;

        if (!Browser.Engine.trident) {
            var rel = this.body.getParent();
            this.body.dispose();
        }

        var data = Array.map(this.body.rows, function(row, i) {
            var value = parser.convert.call(document.id(row.cells[index]));

            return {
                position: i,
                value: value,
                toString: function() {
                    return value.toString();
                }
            };
        }, this);
        data.reverse(true);

        data.sort(function(a, b) {
            if (a.value === b.value) return 0;
            return a.value > b.value ? 1 : -1;
        });

        if (!this.sorted.reverse) data.reverse(true);

        var i = data.length, body = this.body;
        var j, position, entry, group;

        while (i) {
            var item = data[--i];
            position = item.position;
            var row = body.rows[position];
            if (row.disabled) continue;

            if (!pre) {
                if (group === item.value) {
                    row.removeClass(classGroupHead).addClass(classGroup);
                } else {
                    group = item.value;
                    row.removeClass(classGroup).addClass(classGroupHead);
                }
                if (this.zebra) this.zebra(row, i);

                row.cells[index].addClass(classCellSort);
            }

            body.appendChild(row);
            for (j = 0; j < i; j++) {
                if (data[j].position > position) data[j].position--;
            }
        };
        data = null;
        if (rel) rel.grab(body);

        return this.fireEvent('sort', [body, index]);
    },

    reSort: function() {
        if (this.sortEnabled) this.sort.call(this, this.sorted.index, this.sorted.reverse);
        return this;
    },

    enableSort: function() {
        this.element.addClass(this.options.classSortable);
        this.attachSorts(true);
        this.detectParsers();
        this.sortEnabled = true;
        return this;
    },

    disableSort: function() {
        this.element.remove(this.options.classSortable);
        this.attachSorts(false);
        this.sortSpans.each(function(span) { span.destroy(); });
        this.sortSpans.empty();
        this.sortEnabled = false;
        return this;
    }

});

HtmlTable.Parsers = new Hash({

    'date': {
        match: /^\d{2}[-\/ ]\d{2}[-\/ ]\d{2,4}$/,
        convert: function() {
            return Date.parse(this.get('text').format('db'));
        },
        type: 'date'
    },
    'input-checked': {
        match: / type="(radio|checkbox)" /,
        convert: function() {
            return this.getElement('input').checked;
        }
    },
    'input-value': {
        match: /<input/,
        convert: function() {
            return this.getElement('input').value;
        }
    },
    'number': {
        match: /^\d+[^\d.,]*$/,
        convert: function() {
            return this.get('text').toInt();
        },
        number: true
    },
    'numberLax': {
        match: /^[^\d]+\d+$/,
        convert: function() {
            return this.get('text').replace(/[^-?^0-9]/, '').toInt();
        },
        number: true
    },
    'float': {
        match: /^[\d]+\.[\d]+/,
        convert: function() {
            return this.get('text').replace(/[^-?^\d.]/, '').toFloat();
        },
        number: true
    },
    'floatLax': {
        match: /^[^\d]+[\d]+\.[\d]+$/,
        convert: function() {
            return this.get('text').replace(/[^-?^\d.]/, '');
        },
        number: true
    },
    'string': {
        match: null,
        convert: function() {
            return this.get('text');
        }
    },
    'title': {
        match: null,
        convert: function() {
            return this.title;
        }
    }

});


/*
---

script: HtmlTable.Select.js

description: Builds a stripy, sortable table with methods to add rows. Rows can be selected with the mouse or keyboard navigation.

license: MIT-style license

authors:
- Harald Kirschner
- Aaron Newton

requires:
- /Keyboard
- /HtmlTable
- /Class.refactor
- /Element.Delegation

provides: [HtmlTable.Select]

...
*/

HtmlTable = Class.refactor(HtmlTable, {

    options: {
        /*onRowSelect: $empty,
        onRowUnselect: $empty,*/
        useKeyboard: true,
        classRowSelected: 'table-tr-selected',
        classRowHovered: 'table-tr-hovered',
        classSelectable: 'table-selectable',
        allowMultiSelect: true,
        selectable: false
    },

    initialize: function() {
        this.previous.apply(this, arguments);
        if (this.occluded) return this.occluded;
        this.selectedRows = new Elements();
        this.bound = {
            mouseleave: this.mouseleave.bind(this),
            focusRow: this.focusRow.bind(this)
        };
        if (this.options.selectable) this.enableSelect();
    },

    enableSelect: function() {
        this.selectEnabled = true;
        this.attachSelects();
        this.element.addClass(this.options.classSelectable);
    },

    disableSelect: function() {
        this.selectEnabled = false;
        this.attach(false);
        this.element.removeClass(this.options.classSelectable);
    },

    attachSelects: function(attach) {
        attach = $pick(attach, true);
        var method = attach ? 'addEvents' : 'removeEvents';
        this.element[method]({
            mouseleave: this.bound.mouseleave
        });
        this.body[method]({
            'click:relay(tr)': this.bound.focusRow
        });
        if (this.options.useKeyboard || this.keyboard) {
            if (!this.keyboard) this.keyboard = new Keyboard({
                events: {
                    down: function(e) {
                        e.preventDefault();
                        this.shiftFocus(1);
                    } .bind(this),
                    up: function(e) {
                        e.preventDefault();
                        this.shiftFocus(-1);
                    } .bind(this),
                    enter: function(e) {
                        e.preventDefault();
                        if (this.hover) this.focusRow(this.hover);
                    } .bind(this)
                },
                active: true
            });
            this.keyboard[attach ? 'activate' : 'deactivate']();
        }
        this.updateSelects();
    },

    mouseleave: function() {
        if (this.hover) this.leaveRow(this.hover);
    },

    focus: function() {
        if (this.keyboard) this.keyboard.activate();
    },

    blur: function() {
        if (this.keyboard) this.keyboard.deactivate();
    },

    push: function() {
        var ret = this.previous.apply(this, arguments);
        this.updateSelects();
        return ret;
    },

    updateSelects: function() {
        Array.each(this.body.rows, function(row) {
            var binders = row.retrieve('binders');
            if ((binders && this.selectEnabled) || (!binders && !this.selectEnabled)) return;
            if (!binders) {
                binders = {
                    mouseenter: this.enterRow.bind(this, [row]),
                    mouseleave: this.leaveRow.bind(this, [row])
                };
                row.store('binders', binders).addEvents(binders);
            } else {
                row.removeEvents(binders);
            }
        }, this);
    },

    enterRow: function(row) {
        if (this.hover) this.hover = this.leaveRow(this.hover);
        this.hover = row.addClass(this.options.classRowHovered);
    },

    shiftFocus: function(offset) {
        if (!this.hover) return this.enterRow(this.body.rows[0]);
        var to = Array.indexOf(this.body.rows, this.hover) + offset;
        if (to < 0) to = 0;
        if (to >= this.body.rows.length) to = this.body.rows.length - 1;
        if (this.hover == this.body.rows[to]) return this;
        this.enterRow(this.body.rows[to]);
    },

    leaveRow: function(row) {
        row.removeClass(this.options.classRowHovered);
    },

    focusRow: function() {
        var row = arguments[1] || arguments[0]; //delegation passes the event first
        if (!this.body.getChildren().contains(row)) return;
        var unfocus = function(row) {
            this.selectedRows.erase(row);
            row.removeClass(this.options.classRowSelected);
            this.fireEvent('rowUnfocus', [row, this.selectedRows]);
        } .bind(this);
        if (!this.options.allowMultiSelect) this.selectedRows.each(unfocus);
        if (!this.selectedRows.contains(row)) {
            this.selectedRows.push(row);
            row.addClass(this.options.classRowSelected);
            this.fireEvent('rowFocus', [row, this.selectedRows]);
        } else {
            unfocus(row);
        }
        return false;
    },

    selectAll: function(status) {
        status = $pick(status, true);
        if (!this.options.allowMultiSelect && status) return;
        if (!status) this.selectedRows.removeClass(this.options.classRowSelected).empty();
        else this.selectedRows.combine(this.body.rows).addClass(this.options.classRowSelected);
        return this;
    },

    selectNone: function() {
        return this.selectAll(false);
    }

});

/*
---

script: Keyboard.js

description: KeyboardEvents used to intercept events on a class for keyboard and format modifiers in a specific order so as to make alt+shift+c the same as shift+alt+c.

license: MIT-style license

authors:
- Perrin Westrich
- Aaron Newton
- Scott Kyle

requires:
- core:1.2.4/Events
- core:1.2.4/Options
- core:1.2.4/Element.Event
- /Log

provides: [Keyboard]

...
*/

(function() {

    var parsed = {};
    var modifiers = ['shift', 'control', 'alt', 'meta'];
    var regex = /^(?:shift|control|ctrl|alt|meta)$/;

    var parse = function(type, eventType) {
        type = type.toLowerCase().replace(/^(keyup|keydown):/, function($0, $1) {
            eventType = $1;
            return '';
        });

        if (!parsed[type]) {
            var key = '', mods = {};
            type.split('+').each(function(part) {
                if (regex.test(part)) mods[part] = true;
                else key = part;
            });

            mods.control = mods.control || mods.ctrl; // allow both control and ctrl
            var match = '';
            modifiers.each(function(mod) {
                if (mods[mod]) match += mod + '+';
            });

            parsed[type] = match + key;
        }

        return eventType + ':' + parsed[type];
    };

    this.Keyboard = new Class({

        Extends: Events,

        Implements: [Options, Log],

        options: {
            /*
            onActivate: $empty,
            onDeactivate: $empty,
            */
            defaultEventType: 'keydown',
            active: false,
            events: {}
        },

        initialize: function(options) {
            this.setOptions(options);
            //if this is the root manager, nothing manages it
            if (Keyboard.manager) Keyboard.manager.manage(this);
            this.setup();
        },

        setup: function() {
            this.addEvents(this.options.events);
            if (this.options.active) this.activate();
        },

        handle: function(event, type) {
            //Keyboard.stop(event) prevents key propagation
            if (!this.active || event.preventKeyboardPropagation) return;

            var bubbles = !!this.manager;
            if (bubbles && this.activeKB) {
                this.activeKB.handle(event, type);
                if (event.preventKeyboardPropagation) return;
            }
            this.fireEvent(type, event);

            if (!bubbles && this.activeKB) this.activeKB.handle(event, type);
        },

        addEvent: function(type, fn, internal) {
            return this.parent(parse(type, this.options.defaultEventType), fn, internal);
        },

        removeEvent: function(type, fn) {
            return this.parent(parse(type, this.options.defaultEventType), fn);
        },

        activate: function() {
            this.active = true;
            return this.enable();
        },

        deactivate: function() {
            this.active = false;
            return this.fireEvent('deactivate');
        },

        toggleActive: function() {
            return this[this.active ? 'deactivate' : 'activate']();
        },

        enable: function(instance) {
            if (instance) {
                //if we're stealing focus, store the last keyboard to have it so the relenquish command works
                if (instance != this.activeKB) this.previous = this.activeKB;
                //if we're enabling a child, assign it so that events are now passed to it
                this.activeKB = instance.fireEvent('activate');
            } else if (this.manager) {
                //else we're enabling ourselves, we must ask our parent to do it for us
                this.manager.enable(this);
            }
            return this;
        },

        relenquish: function() {
            if (this.previous) this.enable(this.previous);
        },

        //management logic
        manage: function(instance) {
            if (instance.manager) instance.manager.drop(instance);
            this.instances.push(instance);
            instance.manager = this;
            if (!this.activeKB) this.enable(instance);
            else this._disable(instance);
        },

        _disable: function(instance) {
            if (this.activeKB == instance) this.activeKB = null;
        },

        drop: function(instance) {
            this._disable(instance);
            this.instances.erase(instance);
        },

        instances: [],

        trace: function() {
            this.enableLog();
            var item = this;
            this.log('the following items have focus: ');
            while (item) {
                this.log(document.id(item.widget) || item.widget || item, 'active: ' + this.active);
                item = item.activeKB;
            }
        }

    });

    Keyboard.stop = function(event) {
        event.preventKeyboardPropagation = true;
    };

    Keyboard.manager = new this.Keyboard({
        active: true
    });

    Keyboard.trace = function() {
        Keyboard.manager.trace();
    };

    var handler = function(event) {
        var mods = '';
        modifiers.each(function(mod) {
            if (event[mod]) mods += mod + '+';
        });
        Keyboard.manager.handle(event, event.type + ':' + mods + event.key);
    };

    document.addEvents({
        'keyup': handler,
        'keydown': handler
    });

    Event.Keys.extend({
        'pageup': 33,
        'pagedown': 34,
        'end': 35,
        'home': 36,
        'capslock': 20,
        'numlock': 144,
        'scrolllock': 145
    });

})();


/*
---

script: Mask.js

description: Creates a mask element to cover another.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Options
- core:1.2.4/Events
- core:1.2.4/Element.Event
- /Class.Binds
- /Element.Position
- /IframeShim

provides: [Mask]

...
*/

var Mask = new Class({

    Implements: [Options, Events],

    Binds: ['resize'],

    options: {
        // onShow: $empty,
        // onHide: $empty,
        // onDestroy: $empty,
        // onClick: $empty,
        //inject: {
        //  where: 'after',
        //  target: null,
        //},
        // hideOnClick: false,
        // id: null,
        // destroyOnHide: false,
        style: {},
        'class': 'mask',
        maskMargins: false,
        useIframeShim: true
    },

    initialize: function(target, options) {
        this.target = document.id(target) || document.body;
        this.target.store('mask', this);
        this.setOptions(options);
        this.render();
        this.inject();
    },

    render: function() {
        this.element = new Element('div', {
            'class': this.options['class'],
            id: this.options.id || 'mask-' + $time(),
            styles: $merge(this.options.style, {
                display: 'none'
            }),
            events: {
                click: function() {
                    this.fireEvent('click');
                    if (this.options.hideOnClick) this.hide();
                } .bind(this)
            }
        });
        this.hidden = true;
    },

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

    inject: function(target, where) {
        where = where || this.options.inject ? this.options.inject.where : '' || this.target == document.body ? 'inside' : 'after';
        target = target || this.options.inject ? this.options.inject.target : '' || this.target;
        this.element.inject(target, where);
        if (this.options.useIframeShim) {
            this.shim = new IframeShim(this.element);
            this.addEvents({
                show: this.shim.show.bind(this.shim),
                hide: this.shim.hide.bind(this.shim),
                destroy: this.shim.destroy.bind(this.shim)
            });
        }
    },

    position: function() {
        this.resize(this.options.width, this.options.height);
        this.element.position({
            relativeTo: this.target,
            position: 'topLeft',
            ignoreMargins: !this.options.maskMargins,
            ignoreScroll: this.target == document.body
        });
        return this;
    },

    resize: function(x, y) {
        var opt = {
            styles: ['padding', 'border']
        };
        if (this.options.maskMargins) opt.styles.push('margin');
        var dim = this.target.getComputedSize(opt);
        if (this.target == document.body) {
            var win = window.getSize();
            if (dim.totalHeight < win.y) dim.totalHeight = win.y;
            if (dim.totalWidth < win.x) dim.totalWidth = win.x;
        }
        this.element.setStyles({
            width: $pick(x, dim.totalWidth, dim.x),
            height: $pick(y, dim.totalHeight, dim.y)
        });
        return this;
    },

    show: function() {
        if (!this.hidden) return this;
        this.target.addEvent('resize', this.resize);
        if (this.target != document.body) document.id(document.body).addEvent('resize', this.resize);
        this.position();
        this.showMask.apply(this, arguments);
        return this;
    },

    showMask: function() {
        this.element.setStyle('display', 'block');
        this.hidden = false;
        this.fireEvent('show');
    },

    hide: function() {
        if (this.hidden) return this;
        this.target.removeEvent('resize', this.resize);
        this.hideMask.apply(this, arguments);
        if (this.options.destroyOnHide) return this.destroy();
        return this;
    },

    hideMask: function() {
        this.element.setStyle('display', 'none');
        this.hidden = true;
        this.fireEvent('hide');
    },

    toggle: function() {
        this[this.hidden ? 'show' : 'hide']();
    },

    destroy: function() {
        this.hide();
        this.element.destroy();
        this.fireEvent('destroy');
        this.target.eliminate('mask');
    }

});

Element.Properties.mask = {

    set: function(options) {
        var mask = this.retrieve('mask');
        return this.eliminate('mask').store('mask:options', options);
    },

    get: function(options) {
        if (options || !this.retrieve('mask')) {
            if (this.retrieve('mask')) this.retrieve('mask').destroy();
            if (options || !this.retrieve('mask:options')) this.set('mask', options);
            this.store('mask', new Mask(this, this.retrieve('mask:options')));
        }
        return this.retrieve('mask');
    }

};

Element.implement({

    mask: function(options) {
        this.get('mask', options).show();
        return this;
    },

    unmask: function() {
        this.get('mask').hide();
        return this;
    }

});

/*
---

script: Scroller.js

description: Class which scrolls the contents of any Element (including the window) when the mouse reaches the Element's boundaries.

license: MIT-style license

authors:
- Valerio Proietti

requires:
- core:1.2.4/Events
- core:1.2.4/Options
- core:1.2.4/Element.Event
- core:1.2.4/Element.Dimensions

provides: [Scroller]

...
*/

var Scroller = new Class({

    Implements: [Events, Options],

    options: {
        area: 20,
        velocity: 1,
        onChange: function(x, y) {
            this.element.scrollTo(x, y);
        },
        fps: 50
    },

    initialize: function(element, options) {
        this.setOptions(options);
        this.element = document.id(element);
        this.listener = ($type(this.element) != 'element') ? document.id(this.element.getDocument().body) : this.element;
        this.timer = null;
        this.bound = {
            attach: this.attach.bind(this),
            detach: this.detach.bind(this),
            getCoords: this.getCoords.bind(this)
        };
    },

    start: function() {
        this.listener.addEvents({
            mouseover: this.bound.attach,
            mouseout: this.bound.detach
        });
    },

    stop: function() {
        this.listener.removeEvents({
            mouseover: this.bound.attach,
            mouseout: this.bound.detach
        });
        this.detach();
        this.timer = $clear(this.timer);
    },

    attach: function() {
        this.listener.addEvent('mousemove', this.bound.getCoords);
    },

    detach: function() {
        this.listener.removeEvent('mousemove', this.bound.getCoords);
        this.timer = $clear(this.timer);
    },

    getCoords: function(event) {
        this.page = (this.listener.get('tag') == 'body') ? event.client : event.page;
        if (!this.timer) this.timer = this.scroll.periodical(Math.round(1000 / this.options.fps), this);
    },

    scroll: function() {
        var size = this.element.getSize(),
			scroll = this.element.getScroll(),
			pos = this.element.getOffsets(),
			scrollSize = this.element.getScrollSize(),
			change = { x: 0, y: 0 };
        for (var z in this.page) {
            if (this.page[z] < (this.options.area + pos[z]) && scroll[z] != 0)
                change[z] = (this.page[z] - this.options.area - pos[z]) * this.options.velocity;
            else if (this.page[z] + this.options.area > (size[z] + pos[z]) && scroll[z] + size[z] != scrollSize[z])
                change[z] = (this.page[z] - size[z] + this.options.area - pos[z]) * this.options.velocity;
        }
        if (change.y || change.x) this.fireEvent('change', [scroll.x + change.x, scroll.y + change.y]);
    }

});

/*
---

script: Tips.js

description: Class for creating nice tips that follow the mouse cursor when hovering an element.

license: MIT-style license

authors:
- Valerio Proietti
- Christoph Pojer

requires:
- core:1.2.4/Options
- core:1.2.4/Events
- core:1.2.4/Element.Event
- core:1.2.4/Element.Style
- core:1.2.4/Element.Dimensions
- /MooTools.More

provides: [Tips]

...
*/

(function() {

    var read = function(option, element) {
        return (option) ? ($type(option) == 'function' ? option(element) : element.get(option)) : '';
    };

    this.Tips = new Class({

        Implements: [Events, Options],

        options: {
            /*
            onAttach: $empty(element),
            onDetach: $empty(element),
            */
            onShow: function() {
                this.tip.setStyle('display', 'block');
            },
            onHide: function() {
                this.tip.setStyle('display', 'none');
            },
            title: 'title',
            text: function(element) {
                return element.get('rel') || element.get('href');
            },
            showDelay: 100,
            hideDelay: 100,
            className: 'tip-wrap',
            offset: { x: 16, y: 16 },
            fixed: false
        },

        initialize: function() {
            var params = Array.link(arguments, { options: Object.type, elements: $defined });
            this.setOptions(params.options);
            document.id(this);

            if (params.elements) this.attach(params.elements);
        },

        toElement: function() {
            if (this.tip) return this.tip;

            this.container = new Element('div', { 'class': 'tip' });
            return this.tip = new Element('div', {
                'class': this.options.className,
                styles: {
                    position: 'absolute',
                    top: 0,
                    left: 0
                }
            }).adopt(
			new Element('div', { 'class': 'tip-top' }),
			this.container,
			new Element('div', { 'class': 'tip-bottom' })
		).inject(document.body);
        },

        attach: function(elements) {
            $$(elements).each(function(element) {
                var title = read(this.options.title, element),
				text = read(this.options.text, element);

                element.erase('title').store('tip:native', title).retrieve('tip:title', title);
                element.retrieve('tip:text', text);
                this.fireEvent('attach', [element]);

                var events = ['enter', 'leave'];
                if (!this.options.fixed) events.push('move');

                events.each(function(value) {
                    var event = element.retrieve('tip:' + value);
                    if (!event) event = this['element' + value.capitalize()].bindWithEvent(this, element);

                    element.store('tip:' + value, event).addEvent('mouse' + value, event);
                }, this);
            }, this);

            return this;
        },

        detach: function(elements) {
            $$(elements).each(function(element) {
                ['enter', 'leave', 'move'].each(function(value) {
                    element.removeEvent('mouse' + value, element.retrieve('tip:' + value)).eliminate('tip:' + value);
                });

                this.fireEvent('detach', [element]);

                if (this.options.title == 'title') { // This is necessary to check if we can revert the title
                    var original = element.retrieve('tip:native');
                    if (original) element.set('title', original);
                }
            }, this);

            return this;
        },

        elementEnter: function(event, element) {
            this.container.empty();

            ['title', 'text'].each(function(value) {
                var content = element.retrieve('tip:' + value);
                if (content) this.fill(new Element('div', { 'class': 'tip-' + value }).inject(this.container), content);
            }, this);

            $clear(this.timer);
            this.timer = this.show.delay(this.options.showDelay, this, element);
            this.position((this.options.fixed) ? { page: element.getPosition()} : event);
        },

        elementLeave: function(event, element) {
            $clear(this.timer);
            this.timer = this.hide.delay(this.options.hideDelay, this, element);
            this.fireForParent(event, element);
        },

        fireForParent: function(event, element) {
            if (!element) return;
            parentNode = element.getParent();
            if (parentNode == document.body) return;
            if (parentNode.retrieve('tip:enter')) parentNode.fireEvent('mouseenter', event);
            else this.fireForParent(parentNode, event);
        },

        elementMove: function(event, element) {
            this.position(event);
        },

        position: function(event) {
            var size = window.getSize(), scroll = window.getScroll(),
			tip = { x: this.tip.offsetWidth, y: this.tip.offsetHeight },
			props = { x: 'left', y: 'top' },
			obj = {};

            for (var z in props) {
                obj[props[z]] = event.page[z] + this.options.offset[z];
                if ((obj[props[z]] + tip[z] - scroll[z]) > size[z]) obj[props[z]] = event.page[z] - this.options.offset[z] - tip[z];
            }

            this.tip.setStyles(obj);
        },

        fill: function(element, contents) {
            if (typeof contents == 'string') element.set('html', contents);
            else element.adopt(contents);
        },

        show: function(element) {
            this.fireEvent('show', [this.tip, element]);
        },

        hide: function(element) {
            this.fireEvent('hide', [this.tip, element]);
        }

    });

})();

/*
---

script: Spinner.js

description: Adds a semi-transparent overlay over a dom element with a spinnin ajax icon.

license: MIT-style license

authors:
- Aaron Newton

requires:
- core:1.2.4/Fx.Tween
- /Class.refactor
- /Mask

provides: [Spinner]

...
*/

var Spinner = new Class({

    Extends: Mask,

    options: {
        /*message: false,*/
        'class': 'spinner',
        containerPosition: {},
        content: {
            'class': 'spinner-content'
        },
        messageContainer: {
            'class': 'spinner-msg'
        },
        img: {
            'class': 'spinner-img'
        },
        fxOptions: {
            link: 'chain'
        }
    },

    initialize: function() {
        this.parent.apply(this, arguments);
        this.target.store('spinner', this);

        //add this to events for when noFx is true; parent methods handle hide/show
        var deactivate = function() { this.active = false; } .bind(this);
        this.addEvents({
            hide: deactivate,
            show: deactivate
        });
    },

    render: function() {
        this.parent();
        this.element.set('id', this.options.id || 'spinner-' + $time());
        this.content = document.id(this.options.content) || new Element('div', this.options.content);
        this.content.inject(this.element);
        if (this.options.message) {
            this.msg = document.id(this.options.message) || new Element('p', this.options.messageContainer).appendText(this.options.message);
            this.msg.inject(this.content);
        }
        if (this.options.img) {
            this.img = document.id(this.options.img) || new Element('div', this.options.img);
            this.img.inject(this.content);
        }
        this.element.set('tween', this.options.fxOptions);
    },

    show: function(noFx) {
        if (this.active) return this.chain(this.show.bind(this));
        if (!this.hidden) {
            this.callChain.delay(20, this);
            return this;
        }
        this.active = true;
        return this.parent(noFx);
    },

    showMask: function(noFx) {
        var pos = function() {
            this.content.position($merge({
                relativeTo: this.element
            }, this.options.containerPosition));
        } .bind(this);
        if (noFx) {
            this.parent();
            pos();
        } else {
            this.element.setStyles({
                display: 'block',
                opacity: 0
            }).tween('opacity', this.options.style.opacity || 0.9);
            pos();
            this.hidden = false;
            this.fireEvent('show');
            this.callChain();
        }
    },

    hide: function(noFx) {
        if (this.active) return this.chain(this.hide.bind(this));
        if (this.hidden) {
            this.callChain.delay(20, this);
            return this;
        }
        this.active = true;
        return this.parent(noFx);
    },

    hideMask: function(noFx) {
        if (noFx) return this.parent();
        this.element.tween('opacity', 0).get('tween').chain(function() {
            this.element.setStyle('display', 'none');
            this.hidden = true;
            this.fireEvent('hide');
            this.callChain();
        } .bind(this));
    },

    destroy: function() {
        this.content.destroy();
        this.parent();
        this.target.eliminate('spinner');
    }

});

Spinner.implement(new Chain);

if (window.Request) {
    Request = Class.refactor(Request, {

        options: {
            useSpinner: false,
            spinnerOptions: {},
            spinnerTarget: false
        },

        initialize: function(options) {
            this._send = this.send;
            this.send = function(options) {
                if (this.spinner) this.spinner.chain(this._send.bind(this, options)).show();
                else this._send(options);
                return this;
            };
            this.previous(options);
            var update = document.id(this.options.spinnerTarget) || document.id(this.options.update);
            if (this.options.useSpinner && update) {
                this.spinner = update.get('spinner', this.options.spinnerOptions);
                ['onComplete', 'onException', 'onCancel'].each(function(event) {
                    this.addEvent(event, this.spinner.hide.bind(this.spinner));
                }, this);
            }
        },

        getSpinner: function() {
            return this.spinner;
        }

    });
}

Element.Properties.spinner = {

    set: function(options) {
        var spinner = this.retrieve('spinner');
        return this.eliminate('spinner').store('spinner:options', options);
    },

    get: function(options) {
        if (options || !this.retrieve('spinner')) {
            if (this.retrieve('spinner')) this.retrieve('spinner').destroy();
            if (options || !this.retrieve('spinner:options')) this.set('spinner', options);
            new Spinner(this, this.retrieve('spinner:options'));
        }
        return this.retrieve('spinner');
    }

};

Element.implement({

    spin: function(options) {
        this.get('spinner', options).show();
        return this;
    },

    unspin: function() {
        var opt = Array.link(arguments, { options: Object.type, callback: Function.type });
        this.get('spinner', opt.options).hide(opt.callback);
        return this;
    }

});

/*
---

script: Date.English.US.js

description: Date messages for US English.

license: MIT-style license

authors:
- Aaron Newton

requires:
- /Lang
- /Date

provides: [Date.English.US]

...
*/

MooTools.lang.set('en-US', 'Date', {

    months: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
    days: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
    //culture's date order: MM/DD/YYYY
    dateOrder: ['month', 'date', 'year'],
    shortDate: '%m/%d/%Y',
    shortTime: '%I:%M%p',
    AM: 'AM',
    PM: 'PM',

    /* Date.Extras */
    ordinal: function(dayOfMonth) {
        //1st, 2nd, 3rd, etc.
        return (dayOfMonth > 3 && dayOfMonth < 21) ? 'th' : ['th', 'st', 'nd', 'rd', 'th'][Math.min(dayOfMonth % 10, 4)];
    },

    lessThanMinuteAgo: 'less than a minute ago',
    minuteAgo: 'about a minute ago',
    minutesAgo: '{delta} minutes ago',
    hourAgo: 'about an hour ago',
    hoursAgo: 'about {delta} hours ago',
    dayAgo: '1 day ago',
    daysAgo: '{delta} days ago',
    weekAgo: '1 week ago',
    weeksAgo: '{delta} weeks ago',
    monthAgo: '1 month ago',
    monthsAgo: '{delta} months ago',
    yearAgo: '1 year ago',
    yearsAgo: '{delta} years ago',
    lessThanMinuteUntil: 'less than a minute from now',
    minuteUntil: 'about a minute from now',
    minutesUntil: '{delta} minutes from now',
    hourUntil: 'about an hour from now',
    hoursUntil: 'about {delta} hours from now',
    dayUntil: '1 day from now',
    daysUntil: '{delta} days from now',
    weekUntil: '1 week from now',
    weeksUntil: '{delta} weeks from now',
    monthUntil: '1 month from now',
    monthsUntil: '{delta} months from now',
    yearUntil: '1 year from now',
    yearsUntil: '{delta} years from now'

});


/*
---

script: Form.Validator.English.js

description: Date messages for English.

license: MIT-style license

authors:
- Aaron Newton

requires:
- /Lang
- /Form.Validator

provides: [Form.Validator.English]

...
*/

MooTools.lang.set('en-US', 'Form.Validator', {

    required: 'This field is required.',
    minLength: 'Please enter at least {minLength} characters (you entered {length} characters).',
    maxLength: 'Please enter no more than {maxLength} characters (you entered {length} characters).',
    integer: 'Please enter an integer in this field. Numbers with decimals (e.g. 1.25) are not permitted.',
    numeric: 'Please enter only numeric values in this field (i.e. "1" or "1.1" or "-1" or "-1.1").',
    digits: 'Please use numbers and punctuation only in this field (for example, a phone number with dashes or dots is permitted).',
    alpha: 'Please use letters only (a-z) with in this field. No spaces or other characters are allowed.',
    alphanum: 'Please use only letters (a-z) or numbers (0-9) only in this field. No spaces or other characters are allowed.',
    dateSuchAs: 'Please enter a valid date such as {date}',
    dateInFormatMDY: 'Please enter a valid date such as MM/DD/YYYY (i.e. "12/31/1999")',
    email: 'Please enter a valid email address. For example "fred@domain.com".',
    url: 'Please enter a valid URL such as http://www.google.com.',
    currencyDollar: 'Please enter a valid $ amount. For example $100.00 .',
    oneRequired: 'Please enter something for at least one of these inputs.',
    errorPrefix: 'Error: ',
    warningPrefix: 'Warning: ',

    //Form.Validator.Extras

    noSpace: 'There can be no spaces in this input.',
    reqChkByNode: 'No items are selected.',
    requiredChk: 'This field is required.',
    reqChkByName: 'Please select a {label}.',
    match: 'This field needs to match the {matchName} field',
    startDate: 'the start date',
    endDate: 'the end date',
    currendDate: 'the current date',
    afterDate: 'The date should be the same or after {label}.',
    beforeDate: 'The date should be the same or before {label}.',
    startMonth: 'Please select a start month',
    sameMonth: 'These two dates must be in the same month - you must change one or the other.',
    creditcard: 'The credit card number entered is invalid. Please check the number and try again. {length} digits entered.'

});