/*
Script: Core.js
MooTools - My Object Oriented JavaScript Tools.
License:
MIT-style license.
Copyright:
Copyright (c) 2006-2007 [Valerio Proietti](http://mad4milk.net/).
Code & Documentation:
[The MooTools production team](http://mootools.net/developers/).
Inspiration:
- Class implementation inspired by [Base.js](http://dean.edwards.name/weblog/2006/03/base/) Copyright (c) 2006 Dean Edwards, [GNU Lesser General Public License](http://opensource.org/licenses/lgpl-license.php)
- Some functionality inspired by [Prototype.js](http://prototypejs.org) Copyright (c) 2005-2007 Sam Stephenson, [MIT License](http://opensource.org/licenses/mit-license.php)
*/
var MooTools = {
'version': '1.2.0',
'build': ''
};
      
var Native = function(options){
options = options || {};
var afterImplement = options.afterImplement || function(){};
var generics = options.generics;
generics = (generics !== false);
var legacy = options.legacy;
var initialize = options.initialize;
var protect = options.protect;
var name = options.name;
var object = initialize || legacy;
object.constructor = Native;
object.$family = {name: 'native'};
if (legacy && initialize) object.prototype = legacy.prototype;
object.prototype.constructor = object;
if (name){
var family = name.toLowerCase();
object.prototype.$family = {name: family};
Native.typize(object, family);
}
var add = function(obj, name, method, force){
if (!protect || force || !obj.prototype[name]) obj.prototype[name] = method;
if (generics) Native.genericize(obj, name, protect);
afterImplement.call(obj, name, method);
return obj;
};
object.implement = function(a1, a2, a3){
if (typeof a1 == 'string') return add(this, a1, a2, a3);
for (var p in a1) add(this, p, a1[p], a2);
return this;
};
object.alias = function(a1, a2, a3){
if (typeof a1 == 'string'){
a1 = this.prototype[a1];
if (a1) add(this, a2, a1, a3);
} else {
for (var a in a1) this.alias(a, a1[a], a2);
}
return this;
};
return object;
};
Native.implement = function(objects, properties){
for (var i = 0, l = objects.length; i < l; i++) objects[i].implement(properties);
};
Native.genericize = function(object, property, check){
if ((!check || !object[property]) && typeof object.prototype[property] == 'function') object[property] = function(){
var args = Array.prototype.slice.call(arguments);
return object.prototype[property].apply(args.shift(), args);
};
};
Native.typize = function(object, family){
if (!object.type) object.type = function(item){
return ($type(item) === family);
};
};
Native.alias = function(objects, a1, a2, a3){
for (var i = 0, j = objects.length; i < j; i++) objects[i].alias(a1, a2, a3);
};
(function(objects){
for (var name in objects) Native.typize(objects[name], name);
})({'boolean': Boolean, 'native': Native, 'object': Object});
(function(objects){
for (var name in objects) new Native({name: name, initialize: objects[name], protect: true});
})({'String': String, 'Function': Function, 'Number': Number, 'Array': Array, 'RegExp': RegExp, 'Date': Date});
(function(object, methods){
for (var i = methods.length; i--; i) Native.genericize(object, methods[i], true);
return arguments.callee;
})
(Array, ['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift', 'concat', 'join', 'slice', 'toString', 'valueOf', 'indexOf', 'lastIndexOf'])
(String, ['charAt', 'charCodeAt', 'concat', 'indexOf', 'lastIndexOf', 'match', 'replace', 'search', 'slice', 'split', 'substr', 'substring', 'toLowerCase', 'toUpperCase', 'valueOf']);
function $chk(obj){
return !!(obj || obj === 0);
};
function $clear(timer){
clearTimeout(timer);
clearInterval(timer);
return null;
};
function $defined(obj){
return (obj != undefined);
};
function $empty(){};
function $arguments(i){
return function(){
return arguments[i];
};
};
function $lambda(value){
return (typeof value == 'function') ? value : function(){
return value;
};
};
function $extend(original, extended){
for (var key in (extended || {})) original[key] = extended[key];
return original;
};
function $unlink(object){
var unlinked;
switch ($type(object)){
case 'object':
unlinked = {};
for (var p in object) unlinked[p] = $unlink(object[p]);
break;
case 'hash':
unlinked = $unlink(object.getClean());
break;
case 'array':
unlinked = [];
for (var i = 0, l = object.length; i < l; i++) unlinked[i] = $unlink(object[i]);
break;
default: return object;
}
return unlinked;
};
function $merge(){
var mix = {};
for (var i = 0, l = arguments.length; i < l; i++){
var object = arguments[i];
if ($type(object) != 'object') continue;
for (var key in object){
var op = object[key], mp = mix[key];
mix[key] = (mp && $type(op) == 'object' && $type(mp) == 'object') ? $merge(mp, op) : $unlink(op);
}
}
return mix;
};
function $pick(){
for (var i = 0, l = arguments.length; i < l; i++){
if (arguments[i] != undefined) return arguments[i];
}
return null;
};
function $random(min, max){
return Math.floor(Math.random() * (max - min + 1) + min);
};
function $splat(obj){
var type = $type(obj);
return (type) ? ((type != 'array' && type != 'arguments') ? [obj] : obj) : [];
};
var $time = Date.now || function(){
return new Date().getTime();
};
function $try(){
for (var i = 0, l = arguments.length; i < l; i++){
try {
return arguments[i]();
} catch(e){}
}
return null;
};
function $type(obj){
if (obj == undefined) return false;
if (obj.$family) return (obj.$family.name == 'number' && !isFinite(obj)) ? false : obj.$family.name;
if (obj.nodeName){
switch (obj.nodeType){
case 1: return 'element';
case 3: return (/\S/).test(obj.nodeValue) ? 'textnode' : 'whitespace';
}
} else if (typeof obj.length == 'number'){
if (obj.callee) return 'arguments';
else if (obj.item) return 'collection';
}
return typeof obj;
};
var Hash = new Native({
name: 'Hash',
initialize: function(object){
if ($type(object) == 'hash') object = $unlink(object.getClean());
for (var key in object) this[key] = object[key];
return this;
}
});
Hash.implement({
getLength: function(){
var length = 0;
for (var key in this){
if (this.hasOwnProperty(key)) length++;
}
return length;
},
forEach: function(fn, bind){
for (var key in this){
if (this.hasOwnProperty(key)) fn.call(bind, this[key], key, this);
}
},
getClean: function(){
var clean = {};
for (var key in this){
if (this.hasOwnProperty(key)) clean[key] = this[key];
}
return clean;
}
});
Hash.alias('forEach', 'each');
function $H(object){
return new Hash(object);
};
Array.implement({
forEach: function(fn, bind){
for (var i = 0, l = this.length; i < l; i++) fn.call(bind, this[i], i, this);
}
});
Array.alias('forEach', 'each');
function $A(iterable){
if (iterable.item){
var array = [];
for (var i = 0, l = iterable.length; i < l; i++) array[i] = iterable[i];
return array;
}
return Array.prototype.slice.call(iterable);
};
function $each(iterable, fn, bind){
var type = $type(iterable);
((type == 'arguments' || type == 'collection' || type == 'array') ? Array : Hash).each(iterable, fn, bind);
};
/*
Script: Browser.js
The Browser Core. Contains Browser initialization, Window and Document, and the Browser Hash.
License:
MIT-style license.
*/
var Browser = new Hash({
Engine: {name: 'unknown', version: ''},
Platform: {name: (navigator.platform.match(/mac|win|linux/i) || ['other'])[0].toLowerCase()},
Features: {xpath: !!(document.evaluate), air: !!(window.runtime)},
Plugins: {}
});
if (window.opera) Browser.Engine = {name: 'presto', version: (document.getElementsByClassName) ? 950 : 925};
else if (window.ActiveXObject) Browser.Engine = {name: 'trident', version: (window.XMLHttpRequest) ? 5 : 4};
else if (!navigator.taintEnabled) Browser.Engine = {name: 'webkit', version: (Browser.Features.xpath) ? 420 : 419};
else if (document.getBoxObjectFor != null) Browser.Engine = {name: 'gecko', version: (document.getElementsByClassName) ? 19 : 18};
Browser.Engine[Browser.Engine.name] = Browser.Engine[Browser.Engine.name + Browser.Engine.version] = true;
if (window.orientation != undefined) Browser.Platform.name = 'ipod';
Browser.Platform[Browser.Platform.name] = true;
Browser.Request = function(){
return $try(function(){
return new XMLHttpRequest();
}, function(){
return new ActiveXObject('MSXML2.XMLHTTP');
});
};
Browser.Features.xhr = !!(Browser.Request());
Browser.Plugins.Flash = (function(){
var version = ($try(function(){
return navigator.plugins['Shockwave Flash'].description;
}, function(){
return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');
}) || '0 r0').match(/\d+/g);
return {version: parseInt(version[0] || 0 + '.' + version[1] || 0), build: parseInt(version[2] || 0)};
})();
function $exec(text){
if (!text) return text;
if (window.execScript){
window.execScript(text);
} else {
var script = document.createElement('script');
script.setAttribute('type', 'text/javascript');
script.text = text;
document.head.appendChild(script);
document.head.removeChild(script);
}
return text;
};
Native.UID = 1;
var $uid = (Browser.Engine.trident) ? function(item){
return (item.uid || (item.uid = [Native.UID++]))[0];
} : function(item){
return item.uid || (item.uid = Native.UID++);
};
var Window = new Native({
name: 'Window',
legacy: (Browser.Engine.trident) ? null: window.Window,
initialize: function(win){
$uid(win);
if (!win.Element){
win.Element = $empty;
if (Browser.Engine.webkit) win.document.createElement("iframe"); //fixes safari 2
win.Element.prototype = (Browser.Engine.webkit) ? window["[[DOMElement.prototype]]"] : {};
}
return $extend(win, Window.Prototype);
},
afterImplement: function(property, value){
window[property] = Window.Prototype[property] = value;
}
});
Window.Prototype = {$family: {name: 'window'}};
new Window(window);
var Document = new Native({
name: 'Document',
legacy: (Browser.Engine.trident) ? null: window.Document,
initialize: function(doc){
$uid(doc);
doc.head = doc.getElementsByTagName('head')[0];
doc.html = doc.getElementsByTagName('html')[0];
doc.window = doc.defaultView || doc.parentWindow;
if (Browser.Engine.trident4) $try(function(){
doc.execCommand("BackgroundImageCache", false, true);
});
return $extend(doc, Document.Prototype);
},
afterImplement: function(property, value){
document[property] = Document.Prototype[property] = value;
}
});
Document.Prototype = {$family: {name: 'document'}};
new Document(document);
/*
Script: Array.js
Contains Array Prototypes like copy, each, contains, and remove.
License:
MIT-style license.
*/
Array.implement({
every: function(fn, bind){
for (var i = 0, l = this.length; i < l; i++){
if (!fn.call(bind, this[i], i, this)) return false;
}
return true;
},
filter: function(fn, bind){
var results = [];
for (var i = 0, l = this.length; i < l; i++){
if (fn.call(bind, this[i], i, this)) results.push(this[i]);
}
return results;
},
clean: function() {
return this.filter($defined);
},
indexOf: function(item, from){
var len = this.length;
for (var i = (from < 0) ? Math.max(0, len + from) : from || 0; i < len; i++){
if (this[i] === item) return i;
}
return -1;
},
map: function(fn, bind){
var results = [];
for (var i = 0, l = this.length; i < l; i++) results[i] = fn.call(bind, this[i], i, this);
return results;
},
some: function(fn, bind){
for (var i = 0, l = this.length; i < l; i++){
if (fn.call(bind, this[i], i, this)) return true;
}
return false;
},
associate: function(keys){
var obj = {}, length = Math.min(this.length, keys.length);
for (var i = 0; i < length; i++) obj[keys[i]] = this[i];
return obj;
},
link: function(object){
var result = {};
for (var i = 0, l = this.length; i < l; i++){
for (var key in object){
if (object[key](this[i])){
result[key] = this[i];
delete object[key];
break;
}
}
}
return result;
},
contains: function(item, from){
return this.indexOf(item, from) != -1;
},
extend: function(array){
for (var i = 0, j = array.length; i < j; i++) this.push(array[i]);
return this;
},
getLast: function(){
return (this.length) ? this[this.length - 1] : null;
},
getRandom: function(){
return (this.length) ? this[$random(0, this.length - 1)] : null;
},
include: function(item){
if (!this.contains(item)) this.push(item);
return this;
},
combine: function(array){
for (var i = 0, l = array.length; i < l; i++) this.include(array[i]);
return this;
},
erase: function(item){
for (var i = this.length; i--; i){
if (this[i] === item) this.splice(i, 1);
}
return this;
},
empty: function(){
this.length = 0;
return this;
},
flatten: function(){
var array = [];
for (var i = 0, l = this.length; i < l; i++){
var type = $type(this[i]);
if (!type) continue;
array = array.concat((type == 'array' || type == 'collection' || type == 'arguments') ? Array.flatten(this[i]) : this[i]);
}
return array;
},
hexToRgb: function(array){
if (this.length != 3) return null;
var rgb = this.map(function(value){
if (value.length == 1) value += value;
return value.toInt(16);
});
return (array) ? rgb : 'rgb(' + rgb + ')';
},
rgbToHex: function(array){
if (this.length < 3) return null;
if (this.length == 4 && this[3] == 0 && !array) return 'transparent';
var hex = [];
for (var i = 0; i < 3; i++){
var bit = (this[i] - 0).toString(16);
hex.push((bit.length == 1) ? '0' + bit : bit);
}
return (array) ? hex : '#' + hex.join('');
}
});
/*
Script: Function.js
Contains Function Prototypes like create, bind, pass, and delay.
License:
MIT-style license.
*/
Function.implement({
extend: function(properties){
for (var property in properties) this[property] = properties[property];
return this;
},
create: function(options){
var self = this;
options = options || {};
return function(event){
var args = options.arguments;
args = (args != undefined) ? $splat(args) : Array.slice(arguments, (options.event) ? 1 : 0);
if (options.event) args = [event || window.event].extend(args);
var returns = function(){
return self.apply(options.bind || null, args);
};
if (options.delay) return setTimeout(returns, options.delay);
if (options.periodical) return setInterval(returns, options.periodical);
if (options.attempt) return $try(returns);
return returns();
};
},
pass: function(args, bind){
return this.create({arguments: args, bind: bind});
},
attempt: function(args, bind){
return this.create({arguments: args, bind: bind, attempt: true})();
},
bind: function(bind, args){
return this.create({bind: bind, arguments: args});
},
bindWithEvent: function(bind, args){
return this.create({bind: bind, event: true, arguments: args});
},
delay: function(delay, bind, args){
return this.create({delay: delay, bind: bind, arguments: args})();
},
periodical: function(interval, bind, args){
return this.create({periodical: interval, bind: bind, arguments: args})();
},
run: function(args, bind){
return this.apply(bind, $splat(args));
}
});
/*
Script: Number.js
Contains Number Prototypes like limit, round, times, and ceil.
License:
MIT-style license.
*/
Number.implement({
limit: function(min, max){
return Math.min(max, Math.max(min, this));
},
round: function(precision){
precision = Math.pow(10, precision || 0);
return Math.round(this * precision) / precision;
},
times: function(fn, bind){
for (var i = 0; i < this; i++) fn.call(bind, i, this);
},
toFloat: function(){
return parseFloat(this);
},
toInt: function(base){
return parseInt(this, base || 10);
}
});
Number.alias('times', 'each');
(function(math){
var methods = {};
math.each(function(name){
if (!Number[name]) methods[name] = function(){
return Math[name].apply(null, [this].concat($A(arguments)));
};
});
Number.implement(methods);
})(['abs', 'acos', 'asin', 'atan', 'atan2', 'ceil', 'cos', 'exp', 'floor', 'log', 'max', 'min', 'pow', 'sin', 'sqrt', 'tan']);
/*
Script: String.js
Contains String Prototypes like camelCase, capitalize, test, and toInt.
License:
MIT-style license.
*/
String.implement({
test: function(regex, params){
return ((typeof regex == 'string') ? new RegExp(regex, params) : regex).test(this);
},
contains: function(string, separator){
return (separator) ? (separator + this + separator).indexOf(separator + string + separator) > -1 : this.indexOf(string) > -1;
},
trim: function(){
return this.replace(/^\s+|\s+$/g, '');
},
clean: function(){
return this.replace(/\s+/g, ' ').trim();
},
camelCase: function(){
return this.replace(/-\D/g, function(match){
return match.charAt(1).toUpperCase();
});
},
hyphenate: function(){
return this.replace(/[A-Z]/g, function(match){
return ('-' + match.charAt(0).toLowerCase());
});
},
capitalize: function(){
return this.replace(/\b[a-z]/g, function(match){
return match.toUpperCase();
});
},
escapeRegExp: function(){
return this.replace(/([-.*+?^${}()|[\]\/\\])/g, '\\$1');
},
toInt: function(base){
return parseInt(this, base || 10);
},
toFloat: function(){
return parseFloat(this);
},
hexToRgb: function(array){
var hex = this.match(/^#?(\w{1,2})(\w{1,2})(\w{1,2})$/);
return (hex) ? hex.slice(1).hexToRgb(array) : null;
},
rgbToHex: function(array){
var rgb = this.match(/\d{1,3}/g);
return (rgb) ? rgb.rgbToHex(array) : null;
},
stripScripts: function(option){
var scripts = '';
var text = this.replace(/<script[^>]*>([\s\S]*?)<\/script>/gi, function(){
scripts += arguments[1] + '\n';
return '';
});
if (option === true) $exec(scripts);
else if ($type(option) == 'function') option(scripts, text);
return text;
},
substitute: function(object, regexp){
return this.replace(regexp || (/\\?\{([^}]+)\}/g), function(match, name){
if (match.charAt(0) == '\\') return match.slice(1);
return (object[name] != undefined) ? object[name] : '';
});
}
});
/*
Script: Hash.js
Contains Hash Prototypes. Provides a means for overcoming the JavaScript practical impossibility of extending native Objects.
License:
MIT-style license.
*/
Hash.implement({
has: Object.prototype.hasOwnProperty,
keyOf: function(value){
for (var key in this){
if (this.hasOwnProperty(key) && this[key] === value) return key;
}
return null;
},
hasValue: function(value){
return (Hash.keyOf(this, value) !== null);
},
extend: function(properties){
Hash.each(properties, function(value, key){
Hash.set(this, key, value);
}, this);
return this;
},
combine: function(properties){
Hash.each(properties, function(value, key){
Hash.include(this, key, value);
}, this);
return this;
},
erase: function(key){
if (this.hasOwnProperty(key)) delete this[key];
return this;
},
get: function(key){
return (this.hasOwnProperty(key)) ? this[key] : null;
},
set: function(key, value){
if (!this[key] || this.hasOwnProperty(key)) this[key] = value;
return this;
},
empty: function(){
Hash.each(this, function(value, key){
delete this[key];
}, this);
return this;
},
include: function(key, value){
var k = this[key];
if (k == undefined) this[key] = value;
return this;
},
map: function(fn, bind){
var results = new Hash;
Hash.each(this, function(value, key){
results.set(key, fn.call(bind, value, key, this));
}, this);
return results;
},
filter: function(fn, bind){
var results = new Hash;
Hash.each(this, function(value, key){
if (fn.call(bind, value, key, this)) results.set(key, value);
}, this);
return results;
},
every: function(fn, bind){
for (var key in this){
if (this.hasOwnProperty(key) && !fn.call(bind, this[key], key)) return false;
}
return true;
},
some: function(fn, bind){
for (var key in this){
if (this.hasOwnProperty(key) && fn.call(bind, this[key], key)) return true;
}
return false;
},
getKeys: function(){
var keys = [];
Hash.each(this, function(value, key){
keys.push(key);
});
return keys;
},
getValues: function(){
var values = [];
Hash.each(this, function(value){
values.push(value);
});
return values;
},
toQueryString: function(base){
var queryString = [];
Hash.each(this, function(value, key){
if (base) key = base + '[' + key + ']';
var result;
switch ($type(value)){
case 'object': result = Hash.toQueryString(value, key); break;
case 'array':
var qs = {};
value.each(function(val, i){
qs[i] = val;
});
result = Hash.toQueryString(qs, key);
break;
default: result = key + '=' + encodeURIComponent(value);
}
if (value != undefined) queryString.push(result);
});
return queryString.join('&');
}
});
Hash.alias({keyOf: 'indexOf', hasValue: 'contains'});
/*
Script: Event.js
Contains the Event Native, to make the event object completely crossbrowser.
License:
MIT-style license.
*/
var Event = new Native({
name: 'Event',
initialize: function(event, win){
win = win || window;
var doc = win.document;
event = event || win.event;
if (event.$extended) return event;
this.$extended = true;
var type = event.type;
var target = event.target || event.srcElement;
while (target && target.nodeType == 3) target = target.parentNode;
if (type.test(/key/)){
var code = event.which || event.keyCode;
var key = Event.Keys.keyOf(code);
if (type == 'keydown'){
var fKey = code - 111;
if (fKey > 0 && fKey < 13) key = 'f' + fKey;
}
key = key || String.fromCharCode(code).toLowerCase();
} else if (type.match(/(click|mouse|menu)/i)){
doc = (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
var page = {
x: event.pageX || event.clientX + doc.scrollLeft,
y: event.pageY || event.clientY + doc.scrollTop
};
var client = {
x: (event.pageX) ? event.pageX - win.pageXOffset : event.clientX,
y: (event.pageY) ? event.pageY - win.pageYOffset : event.clientY
};
if (type.match(/DOMMouseScroll|mousewheel/)){
var wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;
}
var rightClick = (event.which == 3) || (event.button == 2);
var related = null;
if (type.match(/over|out/)){
switch (type){
case 'mouseover': related = event.relatedTarget || event.fromElement; break;
case 'mouseout': related = event.relatedTarget || event.toElement;
}
if (!(function(){
while (related && related.nodeType == 3) related = related.parentNode;
return true;
}).create({attempt: Browser.Engine.gecko})()) related = false;
}
}
return $extend(this, {
event: event,
type: type,
page: page,
client: client,
rightClick: rightClick,
wheel: wheel,
relatedTarget: related,
target: target,
code: code,
key: key,
shift: event.shiftKey,
control: event.ctrlKey,
alt: event.altKey,
meta: event.metaKey
});
}
});
Event.Keys = new Hash({
'enter': 13,
'up': 38,
'down': 40,
'left': 37,
'right': 39,
'esc': 27,
'space': 32,
'backspace': 8,
'tab': 9,
'delete': 46
});
Event.implement({
stop: function(){
return this.stopPropagation().preventDefault();
},
stopPropagation: function(){
if (this.event.stopPropagation) this.event.stopPropagation();
else this.event.cancelBubble = true;
return this;
},
preventDefault: function(){
if (this.event.preventDefault) this.event.preventDefault();
else this.event.returnValue = false;
return this;
}
});
/*
Script: Class.js
Contains the Class Function for easily creating, extending, and implementing reusable Classes.
License:
MIT-style license.
*/
var Class = new Native({
name: 'Class',
initialize: function(properties){
properties = properties || {};
var klass = function(empty){
for (var key in this) this[key] = $unlink(this[key]);
for (var mutator in Class.Mutators){
if (!this[mutator]) continue;
Class.Mutators[mutator](this, this[mutator]);
delete this[mutator];
}
this.constructor = klass;
if (empty === $empty) return this;
var self = (this.initialize) ? this.initialize.apply(this, arguments) : this;
if (this.options && this.options.initialize) this.options.initialize.call(this);
return self;
};
$extend(klass, this);
klass.constructor = Class;
klass.prototype = properties;
return klass;
}
});
Class.implement({
implement: function(){
Class.Mutators.Implements(this.prototype, Array.slice(arguments));
return this;
}
});
Class.Mutators = {
  
  Implements: function(self, klasses){
  	$splat(klasses).each(function(klass){
  		$extend(self, ($type(klass) == 'class') ? new klass($empty) : klass);
  	});
  },
  
  Extends: function(self, klass){
  	var instance = new klass($empty);
  	delete instance.parent;
  	delete instance.parentOf;
  	for (var key in instance){
  		var current = self[key], previous = instance[key];
  		if (current == undefined){
  			self[key] = previous;
  			continue;
  		}
  		var ctype = $type(current), ptype = $type(previous);
  		if (ctype != ptype) continue;
  		switch (ctype){
  			case 'function': 
  				// this code will be only executed if the current browser does not support function.caller (currently only opera).
  				// we replace the function code with brute force. Not pretty, but it will only be executed if function.caller is not supported.
  				if (!arguments.callee.caller) self[key] = eval('(' + String(current).replace(/\bthis\.parent\(\s*(\))?/g, function(full, close){
  					return 'arguments.callee._parent_.call(this' + (close || ', ');
  				}) + ')');
  				// end "opera" code
  				self[key]._parent_ = previous;
  			  break;
  			case 'object': self[key] = $merge(previous, current);
  		}
  	}
  	self.parent = function(){
  		return arguments.callee.caller._parent_.apply(this, arguments);
  	};
  	self.parentOf = function(descendant){
  		return descendant._parent_.apply(this, Array.slice(arguments, 1));
  	};
  }
  
};
/*
Script: Class.Extras.js
Contains Utility Classes that can be implemented into your own Classes to ease the execution of many common tasks.
License:
MIT-style license.
*/
var Chain = new Class({
chain: function(){
this.$chain = (this.$chain || []).extend(arguments);
return this;
},
callChain: function(){
return (this.$chain && this.$chain.length) ? this.$chain.shift().apply(this, arguments) : false;
},
clearChain: function(){
if (this.$chain) this.$chain.empty();
return this;
}
});
var Events = new Class({
addEvent: function(type, fn, internal){
type = Events.removeOn(type);
if (fn != $empty){
this.$events = this.$events || {};
this.$events[type] = this.$events[type] || [];
this.$events[type].include(fn);
if (internal) fn.internal = true;
}
return this;
},
addEvents: function(events){
for (var type in events) this.addEvent(type, events[type]);
return this;
},
fireEvent: function(type, args, delay){
type = Events.removeOn(type);
if (!this.$events || !this.$events[type]) return this;
this.$events[type].each(function(fn){
fn.create({'bind': this, 'delay': delay, 'arguments': args})();
}, this);
return this;
},
removeEvent: function(type, fn){
type = Events.removeOn(type);
if (!this.$events || !this.$events[type]) return this;
if (!fn.internal) this.$events[type].erase(fn);
return this;
},
removeEvents: function(type){
for (var e in this.$events){
if (type && type != e) continue;
var fns = this.$events[e];
for (var i = fns.length; i--; i) this.removeEvent(e, fns[i]);
}
return this;
}
});
Events.removeOn = function(string){
return string.replace(/^on([A-Z])/, function(full, first) {
return first.toLowerCase();
});
};
var Options = new Class({
setOptions: function(){
this.options = $merge.run([this.options].extend(arguments));
if (!this.addEvent) return this;
for (var option in this.options){
if ($type(this.options[option]) != 'function' || !(/^on[A-Z]/).test(option)) continue;
this.addEvent(option, this.options[option]);
delete this.options[option];
}
return this;
}
});
/*
Script: Element.js
One of the most important items in MooTools. Contains the dollar function, the dollars function, and an handful of cross-browser,
time-saver methods to let you easily work with HTML Elements.
License:
MIT-style license.
*/
Document.implement({
newElement: function(tag, props){
if (Browser.Engine.trident && props){
['name', 'type', 'checked'].each(function(attribute){
if (!props[attribute]) return;
tag += ' ' + attribute + '="' + props[attribute] + '"';
if (attribute != 'checked') delete props[attribute];
});
tag = '<' + tag + '>';
}
return $.element(this.createElement(tag)).set(props);
},
newTextNode: function(text){
return this.createTextNode(text);
},
getDocument: function(){
return this;
},
getWindow: function(){
return this.defaultView || this.parentWindow;
},
purge: function(){
var elements = this.getElementsByTagName('*');
for (var i = 0, l = elements.length; i < l; i++) Browser.freeMem(elements[i]);
}
});
var Element = new Native({
name: 'Element',
legacy: window.Element,
initialize: function(tag, props){
var konstructor = Element.Constructors.get(tag);
if (konstructor) return konstructor(props);
if (typeof tag == 'string') return document.newElement(tag, props);
return $(tag).set(props);
},
afterImplement: function(key, value){
if (!Array[key]) Elements.implement(key, Elements.multi(key));
Element.Prototype[key] = value;
}
});
Element.Prototype = {$family: {name: 'element'}};
Element.Constructors = new Hash;
var IFrame = new Native({
name: 'IFrame',
generics: false,
initialize: function(){
var params = Array.link(arguments, {properties: Object.type, iframe: $defined});
var props = params.properties || {};
var iframe = $(params.iframe) || false;
var onload = props.onload || $empty;
delete props.onload;
props.id = props.name = $pick(props.id, props.name, iframe.id, iframe.name, 'IFrame_' + $time());
iframe = new Element(iframe || 'iframe', props);
var onFrameLoad = function(){
var host = $try(function(){
return iframe.contentWindow.location.host;
});
if (host && host == window.location.host){
var win = new Window(iframe.contentWindow);
var doc = new Document(iframe.contentWindow.document);
$extend(win.Element.prototype, Element.Prototype);
}
onload.call(iframe.contentWindow, iframe.contentWindow.document);
};
(!window.frames[props.id]) ? iframe.addListener('load', onFrameLoad) : onFrameLoad();
return iframe;
}
});
var Elements = new Native({
initialize: function(elements, options){
options = $extend({ddup: true, cash: true}, options);
elements = elements || [];
if (options.ddup || options.cash){
var uniques = {}, returned = [];
for (var i = 0, l = elements.length; i < l; i++){
var el = $.element(elements[i], !options.cash);
if (options.ddup){
if (uniques[el.uid]) continue;
uniques[el.uid] = true;
}
returned.push(el);
}
elements = returned;
}
return (options.cash) ? $extend(elements, this) : elements;
}
});
Elements.implement({
filter: function(filter, bind){
if (!filter) return this;
return new Elements(Array.filter(this, (typeof filter == 'string') ? function(item){
return item.match(filter);
} : filter, bind));
}
});
Elements.multi = function(property){
return function(){
var items = [];
var elements = true;
for (var i = 0, j = this.length; i < j; i++){
var returns = this[i][property].apply(this[i], arguments);
items.push(returns);
if (elements) elements = ($type(returns) == 'element');
}
return (elements) ? new Elements(items) : items;
};
};
Window.implement({
$: function(el, nocash){
if (el && el.$family && el.uid) return el;
var type = $type(el);
return ($[type]) ? $[type](el, nocash, this.document) : null;
},
$$: function(selector){
if (arguments.length == 1 && typeof selector == 'string') return this.document.getElements(selector);
var elements = [];
var args = Array.flatten(arguments);
for (var i = 0, l = args.length; i < l; i++){
var item = args[i];
switch ($type(item)){
case 'element': item = [item]; break;
case 'string': item = this.document.getElements(item, true); break;
default: item = false;
}
if (item) elements.extend(item);
}
return new Elements(elements);
},
getDocument: function(){
return this.document;
},
getWindow: function(){
return this;
}
});
$.string = function(id, nocash, doc){
id = doc.getElementById(id);
return (id) ? $.element(id, nocash) : null;
};
$.element = function(el, nocash){
$uid(el);
if (!nocash && !el.$family && !(/^object|embed$/i).test(el.tagName)){
var proto = Element.Prototype;
for (var p in proto) el[p] = proto[p];
};
return el;
};
$.object = function(obj, nocash, doc){
if (obj.toElement) return $.element(obj.toElement(doc), nocash);
return null;
};
$.textnode = $.whitespace = $.window = $.document = $arguments(0);
Native.implement([Element, Document], {
getElement: function(selector, nocash){
return $(this.getElements(selector, true)[0] || null, nocash);
},
getElements: function(tags, nocash){
tags = tags.split(',');
var elements = [];
var ddup = (tags.length > 1);
tags.each(function(tag){
var partial = this.getElementsByTagName(tag.trim());
(ddup) ? elements.extend(partial) : elements = partial;
}, this);
return new Elements(elements, {ddup: ddup, cash: !nocash});
}
});
Element.Storage = {
get: function(uid){
return (this[uid] || (this[uid] = {}));
}
};
Element.Inserters = new Hash({
before: function(context, element){
if (element.parentNode) element.parentNode.insertBefore(context, element);
},
after: function(context, element){
if (!element.parentNode) return;
var next = element.nextSibling;
(next) ? element.parentNode.insertBefore(context, next) : element.parentNode.appendChild(context);
},
bottom: function(context, element){
element.appendChild(context);
},
top: function(context, element){
var first = element.firstChild;
(first) ? element.insertBefore(context, first) : element.appendChild(context);
}
});
Element.Inserters.inside = Element.Inserters.bottom;
Element.Inserters.each(function(value, key){
var Key = key.capitalize();
Element.implement('inject' + Key, function(el){
value(this, $(el, true));
return this;
});
Element.implement('grab' + Key, function(el){
value($(el, true), this);
return this;
});
});
Element.implement({
getDocument: function(){
return this.ownerDocument;
},
getWindow: function(){
return this.ownerDocument.getWindow();
},
getElementById: function(id, nocash){
var el = this.ownerDocument.getElementById(id);
if (!el) return null;
for (var parent = el.parentNode; parent != this; parent = parent.parentNode){
if (!parent) return null;
}
return $.element(el, nocash);
},
set: function(prop, value){
switch ($type(prop)){
case 'object':
for (var p in prop) this.set(p, prop[p]);
break;
case 'string':
var property = Element.Properties.get(prop);
(property && property.set) ? property.set.apply(this, Array.slice(arguments, 1)) : this.setProperty(prop, value);
}
return this;
},
get: function(prop){
var property = Element.Properties.get(prop);
return (property && property.get) ? property.get.apply(this, Array.slice(arguments, 1)) : this.getProperty(prop);
},
erase: function(prop){
var property = Element.Properties.get(prop);
(property && property.erase) ? property.erase.apply(this, Array.slice(arguments, 1)) : this.removeProperty(prop);
return this;
},
match: function(tag){
return (!tag || Element.get(this, 'tag') == tag);
},
inject: function(el, where){
Element.Inserters.get(where || 'bottom')(this, $(el, true));
return this;
},
wraps: function(el, where){
el = $(el, true);
return this.replaces(el).grab(el, where);
},
grab: function(el, where){
Element.Inserters.get(where || 'bottom')($(el, true), this);
return this;
},
appendText: function(text, where){
return this.grab(this.getDocument().newTextNode(text), where);
},
adopt: function(){
Array.flatten(arguments).each(function(element){
element = $(element, true);
if (element) this.appendChild(element);
}, this);
return this;
},
dispose: function(){
return (this.parentNode) ? this.parentNode.removeChild(this) : this;
},
clone: function(contents, keepid){
switch ($type(this)){
case 'element':
var attributes = {};
for (var j = 0, l = this.attributes.length; j < l; j++){
var attribute = this.attributes[j], key = attribute.nodeName.toLowerCase();
if (Browser.Engine.trident && (/input/i).test(this.tagName) && (/width|height/).test(key)) continue;
var value = (key == 'style' && this.style) ? this.style.cssText : attribute.nodeValue;
if (!$chk(value) || key == 'uid' || (key == 'id' && !keepid)) continue;
if (value != 'inherit' && ['string', 'number'].contains($type(value))) attributes[key] = value;
}
var element = new Element(this.nodeName.toLowerCase(), attributes);
if (contents !== false){
for (var i = 0, k = this.childNodes.length; i < k; i++){
var child = Element.clone(this.childNodes[i], true, keepid);
if (child) element.grab(child);
}
}
return element;
case 'textnode': return document.newTextNode(this.nodeValue);
}
return null;
},
replaces: function(el){
el = $(el, true);
el.parentNode.replaceChild(this, el);
return this;
},
hasClass: function(className){
return this.className.contains(className, ' ');
},
addClass: function(className){
if (!this.hasClass(className)) this.className = (this.className + ' ' + className).clean();
return this;
},
removeClass: function(className){
this.className = this.className.replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)'), '$1').clean();
return this;
},
toggleClass: function(className){
return this.hasClass(className) ? this.removeClass(className) : this.addClass(className);
},
getComputedStyle: function(property){
if (this.currentStyle) return this.currentStyle[property.camelCase()];
var computed = this.getWindow().getComputedStyle(this, null);
return (computed) ? computed.getPropertyValue([property.hyphenate()]) : null;
},
empty: function(){
$A(this.childNodes).each(function(node){
Browser.freeMem(node);
Element.empty(node);
Element.dispose(node);
}, this);
return this;
},
destroy: function(){
Browser.freeMem(this.empty().dispose());
return null;
},
getSelected: function(){
return new Elements($A(this.options).filter(function(option){
return option.selected;
}));
},
toQueryString: function(){
var queryString = [];
this.getElements('input, select, textarea').each(function(el){
if (!el.name || el.disabled) return;
var value = (el.tagName.toLowerCase() == 'select') ? Element.getSelected(el).map(function(opt){
return opt.value;
}) : ((el.type == 'radio' || el.type == 'checkbox') && !el.checked) ? null : el.value;
$splat(value).each(function(val){
if (val) queryString.push(el.name + '=' + encodeURIComponent(val));
});
});
return queryString.join('&');
},
getProperty: function(attribute){
var EA = Element.Attributes, key = EA.Props[attribute];
var value = (key) ? this[key] : this.getAttribute(attribute, 2);
return (EA.Bools[attribute]) ? !!value : (key) ? value : value || null;
},
getProperties: function(){
var args = $A(arguments);
return args.map(function(attr){
return this.getProperty(attr);
}, this).associate(args);
},
setProperty: function(attribute, value){
var EA = Element.Attributes, key = EA.Props[attribute], hasValue = $defined(value);
if (key && EA.Bools[attribute]) value = (value || !hasValue) ? true : false;
else if (!hasValue) return this.removeProperty(attribute);
(key) ? this[key] = value : this.setAttribute(attribute, value);
return this;
},
setProperties: function(attributes){
for (var attribute in attributes) this.setProperty(attribute, attributes[attribute]);
return this;
},
removeProperty: function(attribute){
var EA = Element.Attributes, key = EA.Props[attribute], isBool = (key && EA.Bools[attribute]);
(key) ? this[key] = (isBool) ? false : '' : this.removeAttribute(attribute);
return this;
},
removeProperties: function(){
Array.each(arguments, this.removeProperty, this);
return this;
}
});
(function(){
var walk = function(element, walk, start, match, all, nocash){
var el = element[start || walk];
var elements = [];
while (el){
if (el.nodeType == 1 && (!match || Element.match(el, match))){
elements.push(el);
if (!all) break;
}
el = el[walk];
}
return (all) ? new Elements(elements, {ddup: false, cash: !nocash}) : $(elements[0], nocash);
};
Element.implement({
getPrevious: function(match, nocash){
return walk(this, 'previousSibling', null, match, false, nocash);
},
getAllPrevious: function(match, nocash){
return walk(this, 'previousSibling', null, match, true, nocash);
},
getNext: function(match, nocash){
return walk(this, 'nextSibling', null, match, false, nocash);
},
getAllNext: function(match, nocash){
return walk(this, 'nextSibling', null, match, true, nocash);
},
getFirst: function(match, nocash){
return walk(this, 'nextSibling', 'firstChild', match, false, nocash);
},
getLast: function(match, nocash){
return walk(this, 'previousSibling', 'lastChild', match, false, nocash);
},
getParent: function(match, nocash){
return walk(this, 'parentNode', null, match, false, nocash);
},
getParents: function(match, nocash){
return walk(this, 'parentNode', null, match, true, nocash);
},
getChildren: function(match, nocash){
return walk(this, 'nextSibling', 'firstChild', match, true, nocash);
},
hasChild: function(el){
el = $(el, true);
return (!!el && $A(this.getElementsByTagName(el.tagName)).contains(el));
}
});
})();
Element.Properties = new Hash;
Element.Properties.style = {
set: function(style){
this.style.cssText = style;
},
get: function(){
return this.style.cssText;
},
erase: function(){
this.style.cssText = '';
}
};
Element.Properties.tag = {get: function(){
return this.tagName.toLowerCase();
}};
Element.Properties.href = {get: function(){
return (!this.href) ? null : this.href.replace(new RegExp('^' + document.location.protocol + '\/\/' + document.location.host), '');
}};
Element.Properties.html = {set: function(){
return this.innerHTML = Array.flatten(arguments).join('');
}};
Native.implement([Element, Window, Document], {
addListener: function(type, fn){
if (this.addEventListener) this.addEventListener(type, fn, false);
else this.attachEvent('on' + type, fn);
return this;
},
removeListener: function(type, fn){
if (this.removeEventListener) this.removeEventListener(type, fn, false);
else this.detachEvent('on' + type, fn);
return this;
},
retrieve: function(property, dflt){
var storage = Element.Storage.get(this.uid);
var prop = storage[property];
if ($defined(dflt) && !$defined(prop)) prop = storage[property] = dflt;
return $pick(prop);
},
store: function(property, value){
var storage = Element.Storage.get(this.uid);
storage[property] = value;
return this;
},
eliminate: function(property){
var storage = Element.Storage.get(this.uid);
delete storage[property];
return this;
}
});
Element.Attributes = new Hash({
Props: {'html': 'innerHTML', 'class': 'className', 'for': 'htmlFor', 'text': (Browser.Engine.trident) ? 'innerText' : 'textContent'},
Bools: ['compact', 'nowrap', 'ismap', 'declare', 'noshade', 'checked', 'disabled', 'readonly', 'multiple', 'selected', 'noresize', 'defer'],
Camels: ['value', 'accessKey', 'cellPadding', 'cellSpacing', 'colSpan', 'frameBorder', 'maxLength', 'readOnly', 'rowSpan', 'tabIndex', 'useMap']
});
Browser.freeMem = function(item){
if (!item) return;
if (Browser.Engine.trident && (/object/i).test(item.tagName)){
for (var p in item){
if (typeof item[p] == 'function') item[p] = $empty;
}
Element.dispose(item);
}
if (item.uid && item.removeEvents) item.removeEvents();
};
(function(EA){
var EAB = EA.Bools, EAC = EA.Camels;
EA.Bools = EAB = EAB.associate(EAB);
Hash.extend(Hash.combine(EA.Props, EAB), EAC.associate(EAC.map(function(v){
return v.toLowerCase();
})));
EA.erase('Camels');
})(Element.Attributes);
window.addListener('unload', function(){
window.removeListener('unload', arguments.callee);
document.purge();
if (Browser.Engine.trident) CollectGarbage();
});
/*
Script: Element.Event.js
Contains Element methods for dealing with events, and custom Events.
License:
MIT-style license.
*/
Element.Properties.events = {set: function(events){
this.addEvents(events);
}};
Native.implement([Element, Window, Document], {
addEvent: function(type, fn){
var events = this.retrieve('events', {});
events[type] = events[type] || {'keys': [], 'values': []};
if (events[type].keys.contains(fn)) return this;
events[type].keys.push(fn);
var realType = type, custom = Element.Events.get(type), condition = fn, self = this;
if (custom){
if (custom.onAdd) custom.onAdd.call(this, fn);
if (custom.condition){
condition = function(event){
if (custom.condition.call(this, event)) return fn.call(this, event);
return false;
};
}
realType = custom.base || realType;
}
var defn = function(){
return fn.call(self);
};
var nativeEvent = Element.NativeEvents[realType] || 0;
if (nativeEvent){
if (nativeEvent == 2){
defn = function(event){
event = new Event(event, self.getWindow());
if (condition.call(self, event) === false) event.stop();
};
}
this.addListener(realType, defn);
}
events[type].values.push(defn);
return this;
},
removeEvent: function(type, fn){
var events = this.retrieve('events');
if (!events || !events[type]) return this;
var pos = events[type].keys.indexOf(fn);
if (pos == -1) return this;
var key = events[type].keys.splice(pos, 1)[0];
var value = events[type].values.splice(pos, 1)[0];
var custom = Element.Events.get(type);
if (custom){
if (custom.onRemove) custom.onRemove.call(this, fn);
type = custom.base || type;
}
return (Element.NativeEvents[type]) ? this.removeListener(type, value) : this;
},
addEvents: function(events){
for (var event in events) this.addEvent(event, events[event]);
return this;
},
removeEvents: function(type){
var events = this.retrieve('events');
if (!events) return this;
if (!type){
for (var evType in events) this.removeEvents(evType);
events = null;
} else if (events[type]){
while (events[type].keys[0]) this.removeEvent(type, events[type].keys[0]);
events[type] = null;
}
return this;
},
fireEvent: function(type, args, delay){
var events = this.retrieve('events');
if (!events || !events[type]) return this;
events[type].keys.each(function(fn){
fn.create({'bind': this, 'delay': delay, 'arguments': args})();
}, this);
return this;
},
cloneEvents: function(from, type){
from = $(from);
var fevents = from.retrieve('events');
if (!fevents) return this;
if (!type){
for (var evType in fevents) this.cloneEvents(from, evType);
} else if (fevents[type]){
fevents[type].keys.each(function(fn){
this.addEvent(type, fn);
}, this);
}
return this;
}
});
Element.NativeEvents = {
click: 2, dblclick: 2, mouseup: 2, mousedown: 2, contextmenu: 2, //mouse buttons
mousewheel: 2, DOMMouseScroll: 2, //mouse wheel
mouseover: 2, mouseout: 2, mousemove: 2, selectstart: 2, selectend: 2, //mouse movement
keydown: 2, keypress: 2, keyup: 2, //keyboard
focus: 2, blur: 2, change: 2, reset: 2, select: 2, submit: 2, //form elements
load: 1, unload: 1, beforeunload: 2, resize: 1, move: 1, DOMContentLoaded: 1, readystatechange: 1, //window
error: 1, abort: 1, scroll: 1 //misc
};
(function(){
var $check = function(event){
var related = event.relatedTarget;
if (related == undefined) return true;
if (related === false) return false;
return ($type(this) != 'document' && related != this && related.prefix != 'xul' && !this.hasChild(related));
};
Element.Events = new Hash({
mouseenter: {
base: 'mouseover',
condition: $check
},
mouseleave: {
base: 'mouseout',
condition: $check
},
mousewheel: {
base: (Browser.Engine.gecko) ? 'DOMMouseScroll' : 'mousewheel'
}
});
})();
/*
Script: Element.Style.js
Contains methods for interacting with the styles of Elements in a fashionable way.
License:
MIT-style license.
*/
Element.Properties.styles = {set: function(styles){
this.setStyles(styles);
}};
Element.Properties.opacity = {
set: function(opacity, novisibility){
if (!novisibility){
if (opacity == 0){
if (this.style.visibility != 'hidden') this.style.visibility = 'hidden';
} else {
if (this.style.visibility != 'visible') this.style.visibility = 'visible';
}
}
if (!this.currentStyle || !this.currentStyle.hasLayout) this.style.zoom = 1;
if (Browser.Engine.trident) this.style.filter = (opacity == 1) ? '' : 'alpha(opacity=' + opacity * 100 + ')';
this.style.opacity = opacity;
this.store('opacity', opacity);
},
get: function(){
return this.retrieve('opacity', 1);
}
};
Element.implement({
setOpacity: function(value){
return this.set('opacity', value, true);
},
getOpacity: function(){
return this.get('opacity');
},
setStyle: function(property, value){
switch (property){
case 'opacity': return this.set('opacity', parseFloat(value));
case 'float': property = (Browser.Engine.trident) ? 'styleFloat' : 'cssFloat';
}
property = property.camelCase();
if ($type(value) != 'string'){
var map = (Element.Styles.get(property) || '@').split(' ');
value = $splat(value).map(function(val, i){
if (!map[i]) return '';
return ($type(val) == 'number') ? map[i].replace('@', Math.round(val)) : val;
}).join(' ');
} else if (value == String(Number(value))){
value = Math.round(value);
}
this.style[property] = value;
return this;
},
getStyle: function(property){
switch (property){
case 'opacity': return this.get('opacity');
case 'float': property = (Browser.Engine.trident) ? 'styleFloat' : 'cssFloat';
}
property = property.camelCase();
var result = this.style[property];
if (!$chk(result)){
result = [];
for (var style in Element.ShortStyles){
if (property != style) continue;
for (var s in Element.ShortStyles[style]) result.push(this.getStyle(s));
return result.join(' ');
}
result = this.getComputedStyle(property);
}
if (result){
result = String(result);
var color = result.match(/rgba?\([\d\s,]+\)/);
if (color) result = result.replace(color[0], color[0].rgbToHex());
}
if (Browser.Engine.presto || (Browser.Engine.trident && !$chk(parseInt(result)))){
if (property.test(/^(height|width)$/)){
var values = (property == 'width') ? ['left', 'right'] : ['top', 'bottom'], size = 0;
values.each(function(value){
size += this.getStyle('border-' + value + '-width').toInt() + this.getStyle('padding-' + value).toInt();
}, this);
return this['offset' + property.capitalize()] - size + 'px';
}
if (Browser.Engine.presto && String(result).test('px')) return result;
if (property.test(/(border(.+)Width|margin|padding)/)) return '0px';
}
return result;
},
setStyles: function(styles){
for (var style in styles) this.setStyle(style, styles[style]);
return this;
},
getStyles: function(){
var result = {};
Array.each(arguments, function(key){
result[key] = this.getStyle(key);
}, this);
return result;
}
});
Element.Styles = new Hash({
left: '@px', top: '@px', bottom: '@px', right: '@px',
width: '@px', height: '@px', maxWidth: '@px', maxHeight: '@px', minWidth: '@px', minHeight: '@px',
backgroundColor: 'rgb(@, @, @)', backgroundPosition: '@px @px', color: 'rgb(@, @, @)',
fontSize: '@px', letterSpacing: '@px', lineHeight: '@px', clip: 'rect(@px @px @px @px)',
margin: '@px @px @px @px', padding: '@px @px @px @px', border: '@px @ rgb(@, @, @) @px @ rgb(@, @, @) @px @ rgb(@, @, @)',
borderWidth: '@px @px @px @px', borderStyle: '@ @ @ @', borderColor: 'rgb(@, @, @) rgb(@, @, @) rgb(@, @, @) rgb(@, @, @)',
zIndex: '@', 'zoom': '@', fontWeight: '@', textIndent: '@px', opacity: '@'
});
Element.ShortStyles = {margin: {}, padding: {}, border: {}, borderWidth: {}, borderStyle: {}, borderColor: {}};
['Top', 'Right', 'Bottom', 'Left'].each(function(direction){
var Short = Element.ShortStyles;
var All = Element.Styles;
['margin', 'padding'].each(function(style){
var sd = style + direction;
Short[style][sd] = All[sd] = '@px';
});
var bd = 'border' + direction;
Short.border[bd] = All[bd] = '@px @ rgb(@, @, @)';
var bdw = bd + 'Width', bds = bd + 'Style', bdc = bd + 'Color';
Short[bd] = {};
Short.borderWidth[bdw] = Short[bd][bdw] = All[bdw] = '@px';
Short.borderStyle[bds] = Short[bd][bds] = All[bds] = '@';
Short.borderColor[bdc] = Short[bd][bdc] = All[bdc] = 'rgb(@, @, @)';
});
/*
Script: Element.Dimensions.js
Contains methods to work with size, scroll, or positioning of Elements and the window object.
License:
MIT-style license.
Credits:
- Element positioning based on the [qooxdoo](http://qooxdoo.org/) code and smart browser fixes, [LGPL License](http://www.gnu.org/licenses/lgpl.html).
- Viewport dimensions based on [YUI](http://developer.yahoo.com/yui/) code, [BSD License](http://developer.yahoo.com/yui/license.html).
*/
(function(){
Element.implement({
scrollTo: function(x, y){
if (isBody(this)){
this.getWindow().scrollTo(x, y);
} else {
this.scrollLeft = x;
this.scrollTop = y;
}
return this;
},
getSize: function(){
if (isBody(this)) return this.getWindow().getSize();
return {x: this.offsetWidth, y: this.offsetHeight};
},
getScrollSize: function(){
if (isBody(this)) return this.getWindow().getScrollSize();
return {x: this.scrollWidth, y: this.scrollHeight};
},
getScroll: function(){
if (isBody(this)) return this.getWindow().getScroll();
return {x: this.scrollLeft, y: this.scrollTop};
},
getScrolls: function(){
var element = this, position = {x: 0, y: 0};
while (element && !isBody(element)){
position.x += element.scrollLeft;
position.y += element.scrollTop;
element = element.parentNode;
}
return position;
},
getOffsetParent: function(){
var element = this;
if (isBody(element)) return null; 
if (!Browser.Engine.trident) return element.offsetParent;
while ((element = element.parentNode) && !isBody(element)){ 
if (styleString(element, 'position') != 'static') return element;
} 
return null;
},
getOffsets: function(){
var element = this, position = {x: 0, y: 0};
if (isBody(this)) return position;
while (element && !isBody(element)){
position.x += element.offsetLeft;
position.y += element.offsetTop;
if (Browser.Engine.gecko){
if (!borderBox(element)){
position.x += leftBorder(element);
position.y += topBorder(element);
}
var parent = element.parentNode;
if (parent && styleString(parent, 'overflow') != 'visible'){
position.x += leftBorder(parent);
position.y += topBorder(parent);
}
} else if (element != this && (Browser.Engine.trident || Browser.Engine.webkit)){
position.x += leftBorder(element);
position.y += topBorder(element);
}
element = element.offsetParent;
if (Browser.Engine.trident){
while (element && !element.currentStyle.hasLayout) element = element.offsetParent;
}
}
if (Browser.Engine.gecko && !borderBox(this)){
position.x -= leftBorder(this);
position.y -= topBorder(this);
}
return position;
},
getPosition: function(relative){
if (isBody(this)) return {x: 0, y: 0};
var offset = this.getOffsets(), scroll = this.getScrolls();
var position = {x: offset.x - scroll.x, y: offset.y - scroll.y};
var relativePosition = (relative && (relative = $(relative))) ? relative.getPosition() : {x: 0, y: 0};
return {x: position.x - relativePosition.x, y: position.y - relativePosition.y};
},
getCoordinates: function(element){
if (isBody(this)) return this.getWindow().getCoordinates();
var position = this.getPosition(element), size = this.getSize();
var obj = {left: position.x, top: position.y, width: size.x, height: size.y};
obj.right = obj.left + obj.width;
obj.bottom = obj.top + obj.height;
return obj;
},
computePosition: function(obj){
return {left: obj.x - styleNumber(this, 'margin-left'), top: obj.y - styleNumber(this, 'margin-top')};
},
position: function(obj){
return this.setStyles(this.computePosition(obj));
}
});
Native.implement([Document, Window], {
getSize: function(){
var win = this.getWindow();
if (Browser.Engine.presto || Browser.Engine.webkit) return {x: win.innerWidth, y: win.innerHeight};
var doc = getCompatElement(this);
return {x: doc.clientWidth, y: doc.clientHeight};
},
getScroll: function(){
var win = this.getWindow();
var doc = getCompatElement(this);
return {x: win.pageXOffset || doc.scrollLeft, y: win.pageYOffset || doc.scrollTop};
},
getScrollSize: function(){
var doc = getCompatElement(this);
var min = this.getSize();
return {x: Math.max(doc.scrollWidth, min.x), y: Math.max(doc.scrollHeight, min.y)};
},
getPosition: function(){
return {x: 0, y: 0};
},
getCoordinates: function(){
var size = this.getSize();
return {top: 0, left: 0, bottom: size.y, right: size.x, height: size.y, width: size.x};
}
});
// private methods
var styleString = Element.getComputedStyle;
function styleNumber(element, style){
return styleString(element, style).toInt() || 0;
};
function borderBox(element){
return styleString(element, '-moz-box-sizing') == 'border-box';
};
function topBorder(element){
return styleNumber(element, 'border-top-width');
};
function leftBorder(element){
return styleNumber(element, 'border-left-width');
};
function isBody(element){
return (/^(?:body|html)$/i).test(element.tagName);
};
function getCompatElement(element){
var doc = element.getDocument();
return (!doc.compatMode || doc.compatMode == 'CSS1Compat') ? doc.html : doc.body;
};
})();
//aliases
Native.implement([Window, Document, Element], {
getHeight: function(){
return this.getSize().y;
},
getWidth: function(){
return this.getSize().x;
},
getScrollTop: function(){
return this.getScroll().y;
},
getScrollLeft: function(){
return this.getScroll().x;
},
getScrollHeight: function(){
return this.getScrollSize().y;
},
getScrollWidth: function(){
return this.getScrollSize().x;
},
getTop: function(){
return this.getPosition().y;
},
getLeft: function(){
return this.getPosition().x;
}
});
/*
Script: Selectors.js
Adds advanced CSS Querying capabilities for targeting elements. Also includes pseudoselectors support.
License:
MIT-style license.
*/
Native.implement([Document, Element], {
getElements: function(expression, nocash){
expression = expression.split(',');
var items, local = {};
for (var i = 0, l = expression.length; i < l; i++){
var selector = expression[i], elements = Selectors.Utils.search(this, selector, local);
if (i != 0 && elements.item) elements = $A(elements);
items = (i == 0) ? elements : (items.item) ? $A(items).concat(elements) : items.concat(elements);
}
return new Elements(items, {ddup: (expression.length > 1), cash: !nocash});
}
});
Element.implement({
match: function(selector){
if (!selector) return true;
var tagid = Selectors.Utils.parseTagAndID(selector);
var tag = tagid[0], id = tagid[1];
if (!Selectors.Filters.byID(this, id) || !Selectors.Filters.byTag(this, tag)) return false;
var parsed = Selectors.Utils.parseSelector(selector);
return (parsed) ? Selectors.Utils.filter(this, parsed, {}) : true;
}
});
var Selectors = {Cache: {nth: {}, parsed: {}}};
Selectors.RegExps = {
id: (/#([\w-]+)/),
tag: (/^(\w+|\*)/),
quick: (/^(\w+|\*)$/),
splitter: (/\s*([+>~\s])\s*([a-zA-Z#.*:\[])/g),
combined: (/\.([\w-]+)|\[(\w+)(?:([!*^$~|]?=)["']?(.*?)["']?)?\]|:([\w-]+)(?:\(["']?(.*?)?["']?\)|$)/g)
};
Selectors.Utils = {
chk: function(item, uniques){
if (!uniques) return true;
var uid = $uid(item);
if (!uniques[uid]) return uniques[uid] = true;
return false;
},
parseNthArgument: function(argument){
if (Selectors.Cache.nth[argument]) return Selectors.Cache.nth[argument];
var parsed = argument.match(/^([+-]?\d*)?([a-z]+)?([+-]?\d*)?$/);
if (!parsed) return false;
var inta = parseInt(parsed[1]);
var a = (inta || inta === 0) ? inta : 1;
var special = parsed[2] || false;
var b = parseInt(parsed[3]) || 0;
if (a != 0){
b--;
while (b < 1) b += a;
while (b >= a) b -= a;
} else {
a = b;
special = 'index';
}
switch (special){
case 'n': parsed = {a: a, b: b, special: 'n'}; break;
case 'odd': parsed = {a: 2, b: 0, special: 'n'}; break;
case 'even': parsed =  {a: 2, b: 1, special: 'n'}; break;
case 'first': parsed = {a: 0, special: 'index'}; break;
case 'last': parsed = {special: 'last-child'}; break;
case 'only': parsed = {special: 'only-child'}; break;
default: parsed = {a: (a - 1), special: 'index'};
}
return Selectors.Cache.nth[argument] = parsed;
},
parseSelector: function(selector){
if (Selectors.Cache.parsed[selector]) return Selectors.Cache.parsed[selector];
var m, parsed = {classes: [], pseudos: [], attributes: []};
while ((m = Selectors.RegExps.combined.exec(selector))){
var cn = m[1], an = m[2], ao = m[3], av = m[4], pn = m[5], pa = m[6];
if (cn){
parsed.classes.push(cn);
} else if (pn){
var parser = Selectors.Pseudo.get(pn);
if (parser) parsed.pseudos.push({parser: parser, argument: pa});
else parsed.attributes.push({name: pn, operator: '=', value: pa});
} else if (an){
parsed.attributes.push({name: an, operator: ao, value: av});
}
}
if (!parsed.classes.length) delete parsed.classes;
if (!parsed.attributes.length) delete parsed.attributes;
if (!parsed.pseudos.length) delete parsed.pseudos;
if (!parsed.classes && !parsed.attributes && !parsed.pseudos) parsed = null;
return Selectors.Cache.parsed[selector] = parsed;
},
parseTagAndID: function(selector){
var tag = selector.match(Selectors.RegExps.tag);
var id = selector.match(Selectors.RegExps.id);
return [(tag) ? tag[1] : '*', (id) ? id[1] : false];
},
filter: function(item, parsed, local){
var i;
if (parsed.classes){
for (i = parsed.classes.length; i--; i){
var cn = parsed.classes[i];
if (!Selectors.Filters.byClass(item, cn)) return false;
}
}
if (parsed.attributes){
for (i = parsed.attributes.length; i--; i){
var att = parsed.attributes[i];
if (!Selectors.Filters.byAttribute(item, att.name, att.operator, att.value)) return false;
}
}
if (parsed.pseudos){
for (i = parsed.pseudos.length; i--; i){
var psd = parsed.pseudos[i];
if (!Selectors.Filters.byPseudo(item, psd.parser, psd.argument, local)) return false;
}
}
return true;
},
getByTagAndID: function(ctx, tag, id){
if (id){
var item = (ctx.getElementById) ? ctx.getElementById(id, true) : Element.getElementById(ctx, id, true);
return (item && Selectors.Filters.byTag(item, tag)) ? [item] : [];
} else {
return ctx.getElementsByTagName(tag);
}
},
search: function(self, expression, local){
var splitters = [];
var selectors = expression.trim().replace(Selectors.RegExps.splitter, function(m0, m1, m2){
splitters.push(m1);
return ':)' + m2;
}).split(':)');
var items, match, filtered, item;
for (var i = 0, l = selectors.length; i < l; i++){
var selector = selectors[i];
if (i == 0 && Selectors.RegExps.quick.test(selector)){
items = self.getElementsByTagName(selector);
continue;
}
var splitter = splitters[i - 1];
var tagid = Selectors.Utils.parseTagAndID(selector);
var tag = tagid[0], id = tagid[1];
if (i == 0){
items = Selectors.Utils.getByTagAndID(self, tag, id);
} else {
var uniques = {}, found = [];
for (var j = 0, k = items.length; j < k; j++) found = Selectors.Getters[splitter](found, items[j], tag, id, uniques);
items = found;
}
var parsed = Selectors.Utils.parseSelector(selector);
if (parsed){
filtered = [];
for (var m = 0, n = items.length; m < n; m++){
item = items[m];
if (Selectors.Utils.filter(item, parsed, local)) filtered.push(item);
}
items = filtered;
}
}
return items;
}
};
Selectors.Getters = {
' ': function(found, self, tag, id, uniques){
var items = Selectors.Utils.getByTagAndID(self, tag, id);
for (var i = 0, l = items.length; i < l; i++){
var item = items[i];
if (Selectors.Utils.chk(item, uniques)) found.push(item);
}
return found;
},
'>': function(found, self, tag, id, uniques){
var children = Selectors.Utils.getByTagAndID(self, tag, id);
for (var i = 0, l = children.length; i < l; i++){
var child = children[i];
if (child.parentNode == self && Selectors.Utils.chk(child, uniques)) found.push(child);
}
return found;
},
'+': function(found, self, tag, id, uniques){
while ((self = self.nextSibling)){
if (self.nodeType == 1){
if (Selectors.Utils.chk(self, uniques) && Selectors.Filters.byTag(self, tag) && Selectors.Filters.byID(self, id)) found.push(self);
break;
}
}
return found;
},
'~': function(found, self, tag, id, uniques){
while ((self = self.nextSibling)){
if (self.nodeType == 1){
if (!Selectors.Utils.chk(self, uniques)) break;
if (Selectors.Filters.byTag(self, tag) && Selectors.Filters.byID(self, id)) found.push(self);
} 
}
return found;
}
};
Selectors.Filters = {
byTag: function(self, tag){
return (tag == '*' || (self.tagName && self.tagName.toLowerCase() == tag));
},
byID: function(self, id){
return (!id || (self.id && self.id == id));
},
byClass: function(self, klass){
return (self.className && self.className.contains(klass, ' '));
},
byPseudo: function(self, parser, argument, local){
return parser.call(self, argument, local);
},
byAttribute: function(self, name, operator, value){
var result = Element.prototype.getProperty.call(self, name);
if (!result) return false;
if (!operator || value == undefined) return true;
switch (operator){
case '=': return (result == value);
case '*=': return (result.contains(value));
case '^=': return (result.substr(0, value.length) == value);
case '$=': return (result.substr(result.length - value.length) == value);
case '!=': return (result != value);
case '~=': return result.contains(value, ' ');
case '|=': return result.contains(value, '-');
}
return false;
}
};
Selectors.Pseudo = new Hash({
// w3c pseudo selectors
empty: function(){
return !(this.innerText || this.textContent || '').length;
},
not: function(selector){
return !Element.match(this, selector);
},
contains: function(text){
return (this.innerText || this.textContent || '').contains(text);
},
'first-child': function(){
return Selectors.Pseudo.index.call(this, 0);
},
'last-child': function(){
var element = this;
while ((element = element.nextSibling)){
if (element.nodeType == 1) return false;
}
return true;
},
'only-child': function(){
var prev = this;
while ((prev = prev.previousSibling)){
if (prev.nodeType == 1) return false;
}
var next = this;
while ((next = next.nextSibling)){
if (next.nodeType == 1) return false;
}
return true;
},
'nth-child': function(argument, local){
argument = (argument == undefined) ? 'n' : argument;
var parsed = Selectors.Utils.parseNthArgument(argument);
if (parsed.special != 'n') return Selectors.Pseudo[parsed.special].call(this, parsed.a, local);
var count = 0;
local.positions = local.positions || {};
var uid = $uid(this);
if (!local.positions[uid]){
var self = this;
while ((self = self.previousSibling)){
if (self.nodeType != 1) continue;
count ++;
var position = local.positions[$uid(self)];
if (position != undefined){
count = position + count;
break;
}
}
local.positions[uid] = count;
}
return (local.positions[uid] % parsed.a == parsed.b);
},
// custom pseudo selectors
index: function(index){
var element = this, count = 0;
while ((element = element.previousSibling)){
if (element.nodeType == 1 && ++count > index) return false;
}
return (count == index);
},
even: function(argument, local){
return Selectors.Pseudo['nth-child'].call(this, '2n+1', local);
},
odd: function(argument, local){
return Selectors.Pseudo['nth-child'].call(this, '2n', local);
}
});
/*
Script: Domready.js
Contains the domready custom event.
License:
MIT-style license.
*/
Element.Events.domready = {
onAdd: function(fn){
if (Browser.loaded) fn.call(this);
}
};
(function(){
var domready = function(){
if (Browser.loaded) return;
Browser.loaded = true;
window.fireEvent('domready');
document.fireEvent('domready');
};
switch (Browser.Engine.name){
case 'webkit': (function(){
(['loaded', 'complete'].contains(document.readyState)) ? domready() : arguments.callee.delay(50);
})(); break;
case 'trident':
var temp = document.createElement('div');
(function(){
($try(function(){
temp.doScroll('left');
return $(temp).inject(document.body).set('html', 'temp').dispose();
})) ? domready() : arguments.callee.delay(50);
})();
break;
default:
window.addEvent('load', domready);
document.addEvent('DOMContentLoaded', domready);
}
})();
/*
Script: JSON.js
JSON encoder and decoder.
License:
MIT-style license.
See Also:
<http://www.json.org/>
*/
var JSON = new Hash({
encode: function(obj){
switch ($type(obj)){
case 'string':
return '"' + obj.replace(/[\x00-\x1f\\"]/g, JSON.$replaceChars) + '"';
case 'array':
return '[' + String(obj.map(JSON.encode).filter($defined)) + ']';
case 'object': case 'hash':
var string = [];
Hash.each(obj, function(value, key){
var json = JSON.encode(value);
if (json) string.push(JSON.encode(key) + ':' + json);
});
return '{' + string + '}';
case 'number': case 'boolean': return String(obj);
case false: return 'null';
}
return null;
},
$specialChars: {'\b': '\\b', '\t': '\\t', '\n': '\\n', '\f': '\\f', '\r': '\\r', '"' : '\\"', '\\': '\\\\'},
$replaceChars: function(chr){
return JSON.$specialChars[chr] || '\\u00' + Math.floor(chr.charCodeAt() / 16).toString(16) + (chr.charCodeAt() % 16).toString(16);
},
decode: function(string, secure){
if ($type(string) != 'string' || !string.length) return null;
if (secure && !(/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(string.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''))) return null;
return eval('(' + string + ')');
}
});
Native.implement([Hash, Array, String, Number], {
toJSON: function(){
return JSON.encode(this);
}
});
/*
Script: Cookie.js
Class for creating, loading, and saving browser Cookies.
License:
MIT-style license.
Credits:
Based on the functions by Peter-Paul Koch (http://quirksmode.org).
*/
var Cookie = new Class({
Implements: Options,
options: {
path: false,
domain: false,
duration: false,
secure: false,
document: document
},
initialize: function(key, options){
this.key = key;
this.setOptions(options);
},
write: function(value){
value = encodeURIComponent(value);
if (this.options.domain) value += '; domain=' + this.options.domain;
if (this.options.path) value += '; path=' + this.options.path;
if (this.options.duration){
var date = new Date();
date.setTime(date.getTime() + this.options.duration * 24 * 60 * 60 * 1000);
value += '; expires=' + date.toGMTString();
}
if (this.options.secure) value += '; secure';
this.options.document.cookie = this.key + '=' + value;
return this;
},
read: function(){
var value = this.options.document.cookie.match('(?:^|;)\\s*' + this.key.escapeRegExp() + '=([^;]*)');
return (value) ? decodeURIComponent(value[1]) : null;
},
dispose: function(){
new Cookie(this.key, $merge(this.options, {duration: -1})).write('');
return this;
}
});
Cookie.write = function(key, value, options){
return new Cookie(key, options).write(value);
};
Cookie.read = function(key){
return new Cookie(key).read();
};
Cookie.dispose = function(key, options){
return new Cookie(key, options).dispose();
};
/*
Script: Swiff.js
Wrapper for embedding SWF movies. Supports (and fixes) External Interface Communication.
License:
MIT-style license.
Credits:
Flash detection & Internet Explorer + Flash Player 9 fix inspired by SWFObject.
*/
var Swiff = new Class({
Implements: [Options],
options: {
id: null,
height: 1,
width: 1,
container: null,
properties: {},
params: {
quality: 'high',
allowScriptAccess: 'always',
wMode: 'transparent',
swLiveConnect: true
},
callBacks: {},
vars: {}
},
toElement: function(){
return this.object;
},
initialize: function(path, options){
this.instance = 'Swiff_' + $time();
this.setOptions(options);
options = this.options;
var id = this.id = options.id || this.instance;
var container = $(options.container);
Swiff.CallBacks[this.instance] = {};
var params = options.params, vars = options.vars, callBacks = options.callBacks;
var properties = $extend({height: options.height, width: options.width}, options.properties);
var self = this;
for (var callBack in callBacks){
Swiff.CallBacks[this.instance][callBack] = (function(option){
return function(){
return option.apply(self.object, arguments);
};
})(callBacks[callBack]);
vars[callBack] = 'Swiff.CallBacks.' + this.instance + '.' + callBack;
}
params.flashVars = Hash.toQueryString(vars);
if (Browser.Engine.trident){
properties.classid = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
params.movie = path;
} else {
properties.type = 'application/x-shockwave-flash';
properties.data = path;
}
var build = '<object id="' + id + '"';
for (var property in properties) build += ' ' + property + '="' + properties[property] + '"';
build += '>';
for (var param in params){
if (params[param]) build += '<param name="' + param + '" value="' + params[param] + '" />';
}
build += '</object>';
this.object =  ((container) ? container.empty() : new Element('div')).set('html', build).firstChild;
},
replaces: function(element){
element = $(element, true);
element.parentNode.replaceChild(this.toElement(), element);
return this;
},
inject: function(element){
$(element, true).appendChild(this.toElement());
return this;
},
remote: function(){
return Swiff.remote.apply(Swiff, [this.toElement()].extend(arguments));
}
});
Swiff.CallBacks = {};
Swiff.remote = function(obj, fn){
var rs = obj.CallFunction('<invoke name="' + fn + '" returntype="javascript">' + __flash__argumentsToXML(arguments, 2) + '</invoke>');
return eval(rs);
};
/*
Script: Fx.js
Contains the basic animation logic to be extended by all other Fx Classes.
License:
MIT-style license.
*/
var Fx = new Class({
Implements: [Chain, Events, Options],
options: {
/*
onStart: $empty,
onCancel: $empty,
onComplete: $empty,
*/
fps: 50,
unit: false,
duration: 500,
link: 'ignore',
transition: function(p){
return -(Math.cos(Math.PI * p) - 1) / 2;
}
},
initialize: function(options){
this.subject = this.subject || this;
this.setOptions(options);
this.options.duration = Fx.Durations[this.options.duration] || this.options.duration.toInt();
var wait = this.options.wait;
if (wait === false) this.options.link = 'cancel';
},
step: function(){
var time = $time();
if (time < this.time + this.options.duration){
var delta = this.options.transition((time - this.time) / this.options.duration);
this.set(this.compute(this.from, this.to, delta));
} else {
this.set(this.compute(this.from, this.to, 1));
this.complete();
}
},
set: function(now){
return now;
},
compute: function(from, to, delta){
return Fx.compute(from, to, delta);
},
check: function(caller){
if (!this.timer) return true;
switch (this.options.link){
case 'cancel': this.cancel(); return true;
case 'chain': this.chain(caller.bind(this, Array.slice(arguments, 1))); return false;
}
return false;
},
start: function(from, to){
if (!this.check(arguments.callee, from, to)) return this;
this.from = from;
this.to = to;
this.time = 0;
this.startTimer();
this.onStart();
return this;
},
complete: function(){
if (this.stopTimer()) this.onComplete();
return this;
},
cancel: function(){
if (this.stopTimer()) this.onCancel();
return this;
},
onStart: function(){
this.fireEvent('start', this.subject);
},
onComplete: function(){
this.fireEvent('complete', this.subject);
if (!this.callChain()) this.fireEvent('chainComplete', this.subject);
},
onCancel: function(){
this.fireEvent('cancel', this.subject).clearChain();
},
pause: function(){
this.stopTimer();
return this;
},
resume: function(){
this.startTimer();
return this;
},
stopTimer: function(){
if (!this.timer) return false;
this.time = $time() - this.time;
this.timer = $clear(this.timer);
return true;
},
startTimer: function(){
if (this.timer) return false;
this.time = $time() - this.time;
this.timer = this.step.periodical(Math.round(1000 / this.options.fps), this);
return true;
}
});
Fx.compute = function(from, to, delta){
return (to - from) * delta + from;
};
Fx.Durations = {'short': 250, 'normal': 500, 'long': 1000};
/*
Script: Fx.CSS.js
Contains the CSS animation logic. Used by Fx.Tween, Fx.Morph, Fx.Elements.
License:
MIT-style license.
*/
Fx.CSS = new Class({
Extends: Fx,
//prepares the base from/to object
prepare: function(element, property, values){
values = $splat(values);
var values1 = values[1];
if (!$chk(values1)){
values[1] = values[0];
values[0] = element.getStyle(property);
}
var parsed = values.map(this.parse);
return {from: parsed[0], to: parsed[1]};
},
//parses a value into an array
parse: function(value){
value = $lambda(value)();
value = (typeof value == 'string') ? value.split(' ') : $splat(value);
return value.map(function(val){
val = String(val);
var found = false;
Fx.CSS.Parsers.each(function(parser, key){
if (found) return;
var parsed = parser.parse(val);
if ($chk(parsed)) found = {value: parsed, parser: parser};
});
found = found || {value: val, parser: Fx.CSS.Parsers.String};
return found;
});
},
//computes by a from and to prepared objects, using their parsers.
compute: function(from, to, delta){
var computed = [];
(Math.min(from.length, to.length)).times(function(i){
computed.push({value: from[i].parser.compute(from[i].value, to[i].value, delta), parser: from[i].parser});
});
computed.$family = {name: 'fx:css:value'};
return computed;
},
//serves the value as settable
serve: function(value, unit){
if ($type(value) != 'fx:css:value') value = this.parse(value);
var returned = [];
value.each(function(bit){
returned = returned.concat(bit.parser.serve(bit.value, unit));
});
return returned;
},
//renders the change to an element
render: function(element, property, value, unit){
element.setStyle(property, this.serve(value, unit));
},
//searches inside the page css to find the values for a selector
search: function(selector){
if (Fx.CSS.Cache[selector]) return Fx.CSS.Cache[selector];
var to = {};
Array.each(document.styleSheets, function(sheet, j){
var href = sheet.href;
if (href && href.contains('://') && !href.contains(document.domain)) return;
var rules = sheet.rules || sheet.cssRules;
Array.each(rules, function(rule, i){
if (!rule.style) return;
var selectorText = (rule.selectorText) ? rule.selectorText.replace(/^\w+/, function(m){
return m.toLowerCase();
}) : null;
if (!selectorText || !selectorText.test('^' + selector + '$')) return;
Element.Styles.each(function(value, style){
if (!rule.style[style] || Element.ShortStyles[style]) return;
value = String(rule.style[style]);
to[style] = (value.test(/^rgb/)) ? value.rgbToHex() : value;
});
});
});
return Fx.CSS.Cache[selector] = to;
}
});
Fx.CSS.Cache = {};
Fx.CSS.Parsers = new Hash({
Color: {
parse: function(value){
if (value.match(/^#[0-9a-f]{3,6}$/i)) return value.hexToRgb(true);
return ((value = value.match(/(\d+),\s*(\d+),\s*(\d+)/))) ? [value[1], value[2], value[3]] : false;
},
compute: function(from, to, delta){
return from.map(function(value, i){
return Math.round(Fx.compute(from[i], to[i], delta));
});
},
serve: function(value){
return value.map(Number);
}
},
Number: {
parse: parseFloat,
compute: Fx.compute,
serve: function(value, unit){
return (unit) ? value + unit : value;
}
},
String: {
parse: $lambda(false),
compute: $arguments(1),
serve: $arguments(0)
}
});
/*
Script: Fx.Tween.js
Formerly Fx.Style, effect to transition any CSS property for an element.
License:
MIT-style license.
*/
Fx.Tween = new Class({
Extends: Fx.CSS,
initialize: function(element, options){
this.element = this.subject = $(element);
this.parent(options);
},
set: function(property, now){
if (arguments.length == 1){
now = property;
property = this.property || this.options.property;
}
this.render(this.element, property, now, this.options.unit);
return this;
},
start: function(property, from, to){
if (!this.check(arguments.callee, property, from, to)) return this;
var args = Array.flatten(arguments);
this.property = this.options.property || args.shift();
var parsed = this.prepare(this.element, this.property, args);
return this.parent(parsed.from, parsed.to);
}
});
Element.Properties.tween = {
set: function(options){
var tween = this.retrieve('tween');
if (tween) tween.cancel();
return this.eliminate('tween').store('tween:options', $extend({link: 'cancel'}, options));
},
get: function(options){
if (options || !this.retrieve('tween')){
if (options || !this.retrieve('tween:options')) this.set('tween', options);
this.store('tween', new Fx.Tween(this, this.retrieve('tween:options')));
}
return this.retrieve('tween');
}
};
Element.implement({
tween: function(property, from, to){
this.get('tween').start(arguments);
return this;
},
fade: function(how){
var fade = this.get('tween'), o = 'opacity', toggle;
how = $pick(how, 'toggle');
switch (how){
case 'in': fade.start(o, 1); break;
case 'out': fade.start(o, 0); break;
case 'show': fade.set(o, 1); break;
case 'hide': fade.set(o, 0); break;
case 'toggle':
var flag = this.retrieve('fade:flag', this.get('opacity') == 1);
fade.start(o, (flag) ? 0 : 1);
this.store('fade:flag', !flag);
toggle = true;
break;
default: fade.start(o, arguments);
}
if (!toggle) this.eliminate('fade:flag');
return this;
},
highlight: function(start, end){
if (!end){
end = this.retrieve('highlight:original', this.getStyle('background-color'));
end = (end == 'transparent') ? '#fff' : end;
}
var tween = this.get('tween');
tween.start('background-color', start || '#ffff88', end).chain(function(){
this.setStyle('background-color', this.retrieve('highlight:original'));
tween.callChain();
}.bind(this));
return this;
}
});
/*
Script: Fx.Morph.js
Formerly Fx.Styles, effect to transition any number of CSS properties for an element using an object of rules, or CSS based selector rules.
License:
MIT-style license.
*/
Fx.Morph = new Class({
Extends: Fx.CSS,
initialize: function(element, options){
this.element = this.subject = $(element);
this.parent(options);
},
set: function(now){
if (typeof now == 'string') now = this.search(now);
for (var p in now) this.render(this.element, p, now[p], this.options.unit);
return this;
},
compute: function(from, to, delta){
var now = {};
for (var p in from) now[p] = this.parent(from[p], to[p], delta);
return now;
},
start: function(properties){
if (!this.check(arguments.callee, properties)) return this;
if (typeof properties == 'string') properties = this.search(properties);
var from = {}, to = {};
for (var p in properties){
var parsed = this.prepare(this.element, p, properties[p]);
from[p] = parsed.from;
to[p] = parsed.to;
}
return this.parent(from, to);
}
});
Element.Properties.morph = {
set: function(options){
var morph = this.retrieve('morph');
if (morph) morph.cancel();
return this.eliminate('morph').store('morph:options', $extend({link: 'cancel'}, options));
},
get: function(options){
if (options || !this.retrieve('morph')){
if (options || !this.retrieve('morph:options')) this.set('morph', options);
this.store('morph', new Fx.Morph(this, this.retrieve('morph:options')));
}
return this.retrieve('morph');
}
};
Element.implement({
morph: function(props){
this.get('morph').start(props);
return this;
}
});
/*
Script: Fx.Transitions.js
Contains a set of advanced transitions to be used with any of the Fx Classes.
License:
MIT-style license.
Credits:
Easing Equations by Robert Penner, <http://www.robertpenner.com/easing/>, modified and optimized to be used with MooTools.
*/
(function(){
var old = Fx.prototype.initialize;
Fx.prototype.initialize = function(options){
old.call(this, options);
var trans = this.options.transition;
if (typeof trans == 'string' && (trans = trans.split(':'))){
var base = Fx.Transitions;
base = base[trans[0]] || base[trans[0].capitalize()];
if (trans[1]) base = base['ease' + trans[1].capitalize() + (trans[2] ? trans[2].capitalize() : '')];
this.options.transition = base;
}
};
})();
Fx.Transition = function(transition, params){
params = $splat(params);
return $extend(transition, {
easeIn: function(pos){
return transition(pos, params);
},
easeOut: function(pos){
return 1 - transition(1 - pos, params);
},
easeInOut: function(pos){
return (pos <= 0.5) ? transition(2 * pos, params) / 2 : (2 - transition(2 * (1 - pos), params)) / 2;
}
});
};
Fx.Transitions = new Hash({
linear: $arguments(0)
});
Fx.Transitions.extend = function(transitions){
for (var transition in transitions) Fx.Transitions[transition] = new Fx.Transition(transitions[transition]);
};
Fx.Transitions.extend({
Pow: function(p, x){
return Math.pow(p, x[0] || 6);
},
Expo: function(p){
return Math.pow(2, 8 * (p - 1));
},
Circ: function(p){
return 1 - Math.sin(Math.acos(p));
},
Sine: function(p){
return 1 - Math.sin((1 - p) * Math.PI / 2);
},
Back: function(p, x){
x = x[0] || 1.618;
return Math.pow(p, 2) * ((x + 1) * p - x);
},
Bounce: function(p){
var value;
for (var a = 0, b = 1; 1; a += b, b /= 2){
if (p >= (7 - 4 * a) / 11){
value = - Math.pow((11 - 6 * a - 11 * p) / 4, 2) + b * b;
break;
}
}
return value;
},
Elastic: function(p, x){
return Math.pow(2, 10 * --p) * Math.cos(20 * p * Math.PI * (x[0] || 1) / 3);
}
});
['Quad', 'Cubic', 'Quart', 'Quint'].each(function(transition, i){
Fx.Transitions[transition] = new Fx.Transition(function(p){
return Math.pow(p, [i + 2]);
});
});
/*
Script: Request.js
Powerful all purpose Request Class. Uses XMLHTTPRequest.
License:
MIT-style license.
*/
var Request = new Class({
Implements: [Chain, Events, Options],
options: {
/*onRequest: $empty,
onSuccess: $empty,
onFailure: $empty,
onException: $empty,*/
url: '',
data: '',
headers: {
'X-Requested-With': 'XMLHttpRequest',
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
},
async: true,
format: false,
method: 'post',
link: 'ignore',
isSuccess: null,
emulation: true,
urlEncoded: true,
encoding: 'utf-8',
evalScripts: false,
evalResponse: false
},
initialize: function(options){
this.xhr = new Browser.Request();
this.setOptions(options);
this.options.isSuccess = this.options.isSuccess || this.isSuccess;
this.headers = new Hash(this.options.headers);
},
onStateChange: function(){
if (this.xhr.readyState != 4 || !this.running) return;
this.running = false;
this.status = 0;
$try(function(){
this.status = this.xhr.status;
}.bind(this));
if (this.options.isSuccess.call(this, this.status)){
this.response = {text: this.xhr.responseText, xml: this.xhr.responseXML};
this.success(this.response.text, this.response.xml);
} else {
this.response = {text: null, xml: null};
this.failure();
}
this.xhr.onreadystatechange = $empty;
},
isSuccess: function(){
return ((this.status >= 200) && (this.status < 300));
},
processScripts: function(text){
if (this.options.evalResponse || (/(ecma|java)script/).test(this.getHeader('Content-type'))) return $exec(text);
return text.stripScripts(this.options.evalScripts);
},
success: function(text, xml){
this.onSuccess(this.processScripts(text), xml);
},
onSuccess: function(){
this.fireEvent('complete', arguments).fireEvent('success', arguments).callChain();
},
failure: function(){
this.onFailure();
},
onFailure: function(){
this.fireEvent('complete').fireEvent('failure', this.xhr);
},
setHeader: function(name, value){
this.headers.set(name, value);
return this;
},
getHeader: function(name){
return $try(function(){
return this.xhr.getResponseHeader(name);
}.bind(this));
},
check: function(caller){
if (!this.running) return true;
switch (this.options.link){
case 'cancel': this.cancel(); return true;
case 'chain': this.chain(caller.bind(this, Array.slice(arguments, 1))); return false;
}
return false;
},
send: function(options){
if (!this.check(arguments.callee, options)) return this;
this.running = true;
var type = $type(options);
if (type == 'string' || type == 'element') options = {data: options};
var old = this.options;
options = $extend({data: old.data, url: old.url, method: old.method}, options);
var data = options.data, url = options.url, method = options.method;
switch ($type(data)){
case 'element': data = $(data).toQueryString(); break;
case 'object': case 'hash': data = Hash.toQueryString(data);
}
if (this.options.format){
var format = 'format=' + this.options.format;
data = (data) ? format + '&' + data : format;
}
if (this.options.emulation && ['put', 'delete'].contains(method)){
var _method = '_method=' + method;
data = (data) ? _method + '&' + data : _method;
method = 'post';
}
if (this.options.urlEncoded && method == 'post'){
var encoding = (this.options.encoding) ? '; charset=' + this.options.encoding : '';
this.headers.set('Content-type', 'application/x-www-form-urlencoded' + encoding);
}
if (data && method == 'get'){
url = url + (url.contains('?') ? '&' : '?') + data;
data = null;
}
this.xhr.open(method.toUpperCase(), url, this.options.async);
this.xhr.onreadystatechange = this.onStateChange.bind(this);
this.headers.each(function(value, key){
if (!$try(function(){
this.xhr.setRequestHeader(key, value);
return true;
}.bind(this))) this.fireEvent('exception', [key, value]);
}, this);
this.fireEvent('request');
this.xhr.send(data);
if (!this.options.async) this.onStateChange();
return this;
},
cancel: function(){
if (!this.running) return this;
this.running = false;
this.xhr.abort();
this.xhr.onreadystatechange = $empty;
this.xhr = new Browser.Request();
this.fireEvent('cancel');
return this;
}
});
(function(){
var methods = {};
['get', 'post', 'put', 'delete', 'GET', 'POST', 'PUT', 'DELETE'].each(function(method){
methods[method] = function(){
var params = Array.link(arguments, {url: String.type, data: $defined});
return this.send($extend(params, {method: method.toLowerCase()}));
};
});
Request.implement(methods);
})();
Element.Properties.send = {
set: function(options){
var send = this.retrieve('send');
if (send) send.cancel();
return this.eliminate('send').store('send:options', $extend({
data: this, link: 'cancel', method: this.get('method') || 'post', url: this.get('action')
}, options));
},
get: function(options){
if (options || !this.retrieve('send')){
if (options || !this.retrieve('send:options')) this.set('send', options);
this.store('send', new Request(this.retrieve('send:options')));
}
return this.retrieve('send');
}
};
Element.implement({
send: function(url){
var sender = this.get('send');
sender.send({data: this, url: url || sender.options.url});
return this;
}
});
/*
Script: Request.HTML.js
Extends the basic Request Class with additional methods for interacting with HTML responses.
License:
MIT-style license.
*/
Request.HTML = new Class({
Extends: Request,
options: {
update: false,
evalScripts: true,
filter: false
},
processHTML: function(text){
var match = text.match(/<body[^>]*>([\s\S]*?)<\/body>/i);
text = (match) ? match[1] : text;
var container = new Element('div');
return $try(function(){
var root = '<root>' + text + '</root>', doc;
if (Browser.Engine.trident){
doc = new ActiveXObject('Microsoft.XMLDOM');
doc.async = false;
doc.loadXML(root);
} else {
doc = new DOMParser().parseFromString(root, 'text/xml');
}
root = doc.getElementsByTagName('root')[0];
for (var i = 0, k = root.childNodes.length; i < k; i++){
var child = Element.clone(root.childNodes[i], true, true);
if (child) container.grab(child);
}
return container;
}) || container.set('html', text);
},
success: function(text){
var options = this.options, response = this.response;
response.html = text.stripScripts(function(script){
response.javascript = script;
});
var temp = this.processHTML(response.html);
response.tree = temp.childNodes;
response.elements = temp.getElements('*');
if (options.filter) response.tree = response.elements.filter(options.filter);
if (options.update) $(options.update).empty().adopt(response.tree);
if (options.evalScripts) $exec(response.javascript);
this.onSuccess(response.tree, response.elements, response.html, response.javascript);
}
});
Element.Properties.load = {
set: function(options){
var load = this.retrieve('load');
if (load) send.cancel();
return this.eliminate('load').store('load:options', $extend({data: this, link: 'cancel', update: this, method: 'get'}, options));
},
get: function(options){
if (options || ! this.retrieve('load')){
if (options || !this.retrieve('load:options')) this.set('load', options);
this.store('load', new Request.HTML(this.retrieve('load:options')));
}
return this.retrieve('load');
}
};
Element.implement({
load: function(){
this.get('load').send(Array.link(arguments, {data: Object.type, url: String.type}));
return this;
}
});
/*
Script: Request.JSON.js
Extends the basic Request Class with additional methods for sending and receiving JSON data.
License:
MIT-style license.
*/
Request.JSON = new Class({
Extends: Request,
options: {
secure: true
},
initialize: function(options){
this.parent(options);
this.headers.extend({'Accept': 'application/json', 'X-Request': 'JSON'});
},
success: function(text){
this.response.json = JSON.decode(text, this.options.secure);
this.onSuccess(this.response.json, text);
}
});