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

var MooTools = {
version: '1.11'
};

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

function $type(obj){
if (!$defined(obj)) return false;
if (obj.htmlElement) return 'element';
var type = typeof obj;
if (type == 'object' && obj.nodeName){
switch(obj.nodeType){
case 1: return 'element';
case 3: return (/\S/).test(obj.nodeValue) ? 'textnode' : 'whitespace';
}
}
if (type == 'object' || type == 'function'){
switch(obj.constructor){
case Array: return 'array';
case RegExp: return 'regexp';
case Class: return 'class';
}
if (typeof obj.length == 'number'){
if (obj.item) return 'collection';
if (obj.callee) return 'arguments';
}
}
return type;
};

function $merge(){
var mix = {};
for (var i = 0; i < arguments.length; i++){
for (var property in arguments[i]){
var ap = arguments[i][property];
var mp = mix[property];
if (mp && $type(ap) == 'object' && $type(mp) == 'object') mix[property] = $merge(mp, ap);
else mix[property] = ap;
}
}
return mix;
};

var $extend = function(){
var args = arguments;
if (!args[1]) args = [this, args[0]];
for (var property in args[1]) args[0][property] = args[1][property];
return args[0];
};

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

$native.generic = function(prop){
return function(bind){
return this.prototype[prop].apply(bind, Array.prototype.slice.call(arguments, 1));
};
};

$native(Function, Array, String, Number);

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

function $pick(obj, picked){
return $defined(obj) ? obj : picked;
};

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

function $time(){
return new Date().getTime();
};

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

var Abstract = function(obj){
obj = obj || {};
obj.extend = $extend;
return obj;
};

var Window = new Abstract(window);
var Document = new Abstract(document);
document.head = document.getElementsByTagName('head')[0];

window.xpath = !!(document.evaluate);
if (window.ActiveXObject) window.ie = window[window.XMLHttpRequest ? 'ie7' : 'ie6'] = true;
else if (document.childNodes && !document.all && !navigator.taintEnabled) window.webkit = window[window.xpath ? 'webkit420' : 'webkit419'] = true;
else if (document.getBoxObjectFor != null) window.gecko = true;

window.khtml = window.webkit;

Object.extend = $extend;

if (typeof HTMLElement == 'undefined'){
var HTMLElement = function(){};
if (window.webkit) document.createElement("iframe");
HTMLElement.prototype = (window.webkit) ? window["[[DOMElement.prototype]]"] : {};
}
HTMLElement.prototype.htmlElement = function(){};

if (window.ie6) try {document.execCommand("BackgroundImageCache", false, true);} catch(e){};

var Class = function(properties){
var klass = function(){
return (arguments[0] !== null && this.initialize && $type(this.initialize) == 'function') ? this.initialize.apply(this, arguments) : this;
};
$extend(klass, this);
klass.prototype = properties;
klass.constructor = Class;
return klass;
};

Class.empty = function(){};

Class.prototype = {

extend: function(properties){
var proto = new this(null);
for (var property in properties){
var pp = proto[property];
proto[property] = Class.Merge(pp, properties[property]);
}
return new Class(proto);
},

implement: function(){
for (var i = 0, l = arguments.length; i < l; i++) $extend(this.prototype, arguments[i]);
}

};

Class.Merge = function(previous, current){
if (previous && previous != current){
var type = $type(current);
if (type != $type(previous)) return current;
switch(type){
case 'function':
var merged = function(){
this.parent = arguments.callee.parent;
return current.apply(this, arguments);
};
merged.parent = previous;
return merged;
case 'object': return $merge(previous, current);
}
}
return current;
};

var Chain = new Class({

chain: function(fn){
this.chains = this.chains || [];
this.chains.push(fn);
return this;
},

callChain: function(){
if (this.chains && this.chains.length) this.chains.shift().delay(10, this);
},

clearChain: function(){
this.chains = [];
}

});

var Events = new Class({

addEvent: function(type, fn){
if (fn != Class.empty){
this.$events = this.$events || {};
this.$events[type] = this.$events[type] || [];
this.$events[type].include(fn);
}
return this;
},

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

removeEvent: function(type, fn){
if (this.$events && this.$events[type]) this.$events[type].remove(fn);
return this;
}

});

var Options = new Class({

setOptions: function(){
this.options = $merge.apply(null, [this.options].extend(arguments));
if (this.addEvent){
for (var option in this.options){
if ($type(this.options[option] == 'function') && (/^on[A-Z]/).test(option)) this.addEvent(option, this.options[option]);
}
}
return this;
}

});

Array.extend({

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

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

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

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

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

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

copy: function(start, length){
start = start || 0;
if (start < 0) start = this.length + start;
length = length || (this.length - start);
var newArray = [];
for (var i = 0; i < length; i++) newArray[i] = this[start++];
return newArray;
},

remove: function(item){
var i = 0;
var len = this.length;
while (i < len){
if (this[i] === item){
this.splice(i, 1);
len--;
} else {
i++;
}
}
return this;
},

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

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

extend: function(array){
for (var i = 0, j = array.length; i < j; i++) this.push(array[i]);
return this;
},

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

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

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

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

});

Array.prototype.each = Array.prototype.forEach;
Array.each = Array.forEach;

function $A(array){
return Array.copy(array);
};

function $each(iterable, fn, bind){
if (iterable && typeof iterable.length == 'number' && $type(iterable) != 'object'){
Array.forEach(iterable, fn, bind);
} else {
 for (var name in iterable) fn.call(bind || iterable, iterable[name], name);
}
};

Array.prototype.test = Array.prototype.contains;

String.extend({

test: function(regex, params){
return (($type(regex) == 'string') ? new RegExp(regex, params) : regex).test(this);
},

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

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

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

hyphenate: function(){
return this.replace(/\w[A-Z]/g, function(match){
return (match.charAt(0) + '-' + match.charAt(1).toLowerCase());
});
},

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

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

clean: function(){
return this.replace(/\s{2,}/g, ' ').trim();
},

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

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

contains: function(string, s){
return (s) ? (s + this + s).indexOf(s + string + s) > -1 : this.indexOf(string) > -1;
},

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

});

Array.extend({

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

hexToRgb: function(array){
if (this.length != 3) return false;
var rgb = [];
for (var i = 0; i < 3; i++){
rgb.push(parseInt((this[i].length == 1) ? this[i] + this[i] : this[i], 16));
}
return array ? rgb : 'rgb(' + rgb.join(',') + ')';
}

});

Function.extend({

create: function(options){
var fn = this;
options = $merge({
'bind': fn,
'event': false,
'arguments': null,
'delay': false,
'periodical': false,
'attempt': false
}, options);
if ($chk(options.arguments) && $type(options.arguments) != 'array') options.arguments = [options.arguments];
return function(event){
var args;
if (options.event){
event = event || window.event;
args = [(options.event === true) ? event : new options.event(event)];
if (options.arguments) args.extend(options.arguments);
}
else args = options.arguments || arguments;
var returns = function(){
return fn.apply($pick(options.bind, fn), args);
};
if (options.delay) return setTimeout(returns, options.delay);
if (options.periodical) return setInterval(returns, options.periodical);
if (options.attempt) try {return returns();} catch(err){return false;};
return returns();
};
},

pass: function(args, bind){
return this.create({'arguments': args, 'bind': bind});
},

attempt: function(args, bind){
return this.create({'arguments': args, 'bind': bind, 'attempt': true})();
},

bind: function(bind, args){
return this.create({'bind': bind, 'arguments': args});
},

bindAsEventListener: function(bind, args){
return this.create({'bind': bind, 'event': true, 'arguments': args});
},

delay: function(delay, bind, args){
return this.create({'delay': delay, 'bind': bind, 'arguments': args})();
},

periodical: function(interval, bind, args){
return this.create({'periodical': interval, 'bind': bind, 'arguments': args})();
}

});

Number.extend({

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

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

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

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

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

});

var Element = new Class({

initialize: function(el, props){
if ($type(el) == 'string'){
if (window.ie && props && (props.name || props.type)){
var name = (props.name) ? ' name="' + props.name + '"' : '';
var type = (props.type) ? ' type="' + props.type + '"' : '';
delete props.name;
delete props.type;
el = '<' + el + name + type + '>';
}
el = document.createElement(el);
}
el = $(el);
return (!props || !el) ? el : el.set(props);
}

});

var Elements = new Class({

initialize: function(elements){
return (elements) ? $extend(elements, this) : this;
}

});

Elements.extend = function(props){
for (var prop in props){
this.prototype[prop] = props[prop];
this[prop] = $native.generic(prop);
}
};

function $(el){
if (!el) return null;
if (el.htmlElement) return Garbage.collect(el);
if ([window, document].contains(el)) return el;
var type = $type(el);
if (type == 'string'){
el = document.getElementById(el);
type = (el) ? 'element' : false;
}
if (type != 'element') return null;
if (el.htmlElement) return Garbage.collect(el);
if (['object', 'embed'].contains(el.tagName.toLowerCase())) return el;
$extend(el, Element.prototype);
el.htmlElement = function(){};
return Garbage.collect(el);
};

document.getElementsBySelector = document.getElementsByTagName;

function $$(){
var elements = [];
for (var i = 0, j = arguments.length; i < j; i++){
var selector = arguments[i];
switch($type(selector)){
case 'element': elements.push(selector);
case 'boolean': break;
case false: break;
case 'string': selector = document.getElementsBySelector(selector, true);
default: elements.extend(selector);
}
}
return $$.unique(elements);
};

$$.unique = function(array){
var elements = [];
for (var i = 0, l = array.length; i < l; i++){
if (array[i].$included) continue;
var element = $(array[i]);
if (element && !element.$included){
element.$included = true;
elements.push(element);
}
}
for (var n = 0, d = elements.length; n < d; n++) elements[n].$included = null;
return new Elements(elements);
};

Elements.Multi = function(property){
return function(){
var args = arguments;
var items = [];
var elements = true;
for (var i = 0, j = this.length, returns; i < j; i++){
returns = this[i][property].apply(this[i], args);
if ($type(returns) != 'element') elements = false;
items.push(returns);
};
return (elements) ? $$.unique(items) : items;
};
};

Element.extend = function(properties){
for (var property in properties){
HTMLElement.prototype[property] = properties[property];
Element.prototype[property] = properties[property];
Element[property] = $native.generic(property);
var elementsProperty = (Array.prototype[property]) ? property + 'Elements' : property;
Elements.prototype[elementsProperty] = Elements.Multi(property);
}
};

Element.extend({

set: function(props){
for (var prop in props){
var val = props[prop];
switch(prop){
case 'styles': this.setStyles(val); break;
case 'events': if (this.addEvents) this.addEvents(val); break;
case 'properties': this.setProperties(val); break;
default: this.setProperty(prop, val);
}
}
return this;
},

inject: function(el, where){
el = $(el);
switch(where){
case 'before': el.parentNode.insertBefore(this, el); break;
case 'after':
var next = el.getNext();
if (!next) el.parentNode.appendChild(this);
else el.parentNode.insertBefore(this, next);
break;
case 'top':
var first = el.firstChild;
if (first){
el.insertBefore(this, first);
break;
}
default: el.appendChild(this);
}
return this;
},

injectBefore: function(el){
return this.inject(el, 'before');
},

injectAfter: function(el){
return this.inject(el, 'after');
},

injectInside: function(el){
return this.inject(el, 'bottom');
},

injectTop: function(el){
return this.inject(el, 'top');
},

adopt: function(){
var elements = [];
$each(arguments, function(argument){
elements = elements.concat(argument);
});
$$(elements).inject(this);
return this;
},

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

clone: function(contents){
var el = $(this.cloneNode(contents !== false));
if (!el.$events) return el;
el.$events = {};
for (var type in this.$events) el.$events[type] = {
'keys': $A(this.$events[type].keys),
'values': $A(this.$events[type].values)
};
return el.removeEvents();
},

replaceWith: function(el){
el = $(el);
this.parentNode.replaceChild(el, this);
return el;
},

appendText: function(text){
this.appendChild(document.createTextNode(text));
return this;
},

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

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

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

toggleClass: function(className){
return this.hasClass(className) ? this.removeClass(className) : this.addClass(className);
},

setStyle: function(property, value){
switch(property){
case 'opacity': return this.setOpacity(parseFloat(value));
case 'float': property = (window.ie) ? 'styleFloat' : 'cssFloat';
}
property = property.camelCase();
switch($type(value)){
case 'number': if (!['zIndex', 'zoom'].contains(property)) value += 'px'; break;
case 'array': value = 'rgb(' + value.join(',') + ')';
}
this.style[property] = value;
return this;
},

setStyles: function(source){
switch($type(source)){
case 'object': Element.setMany(this, 'setStyle', source); break;
case 'string': this.style.cssText = source;
}
return this;
},

setOpacity: function(opacity){
if (opacity == 0){
if (this.style.visibility != "hidden") this.style.visibility = "hidden";
} else {
if (this.style.visibility != "visible") this.style.visibility = "visible";
}
if (!this.currentStyle || !this.currentStyle.hasLayout) this.style.zoom = 1;
if (window.ie) this.style.filter = (opacity == 1) ? '' : "alpha(opacity=" + opacity * 100 + ")";
this.style.opacity = this.$tmp.opacity = opacity;
return this;
},

getStyle: function(property){
property = property.camelCase();
var result = this.style[property];
if (!$chk(result)){
if (property == 'opacity') return this.$tmp.opacity;
result = [];
for (var style in Element.Styles){
if (property == style){
Element.Styles[style].each(function(s){
var style = this.getStyle(s);
result.push(parseInt(style) ? style : '0px');
}, this);
if (property == 'border'){
var every = result.every(function(bit){
return (bit == result[0]);
});
return (every) ? result[0] : false;
}
return result.join(' ');
}
}
if (property.contains('border')){
if (Element.Styles.border.contains(property)){
return ['Width', 'Style', 'Color'].map(function(p){
return this.getStyle(property + p);
}, this).join(' ');
} else if (Element.borderShort.contains(property)){
return ['Top', 'Right', 'Bottom', 'Left'].map(function(p){
return this.getStyle('border' + p + property.replace('border', ''));
}, this).join(' ');
}
}
if (document.defaultView) result = document.defaultView.getComputedStyle(this, null).getPropertyValue(property.hyphenate());
else if (this.currentStyle) result = this.currentStyle[property];
}
if (window.ie) result = Element.fixStyle(property, result, this);
if (result && property.test(/color/i) && result.contains('rgb')){
return result.split('rgb').splice(1,4).map(function(color){
return color.rgbToHex();
}).join(' ');
}
return result;
},

getStyles: function(){
return Element.getMany(this, 'getStyle', arguments);
},

walk: function(brother, start){
brother += 'Sibling';
var el = (start) ? this[start] : this[brother];
while (el && $type(el) != 'element') el = el[brother];
return $(el);
},

getPrevious: function(){
return this.walk('previous');
},

getNext: function(){
return this.walk('next');
},

getFirst: function(){
return this.walk('next', 'firstChild');
},

getLast: function(){
return this.walk('previous', 'lastChild');
},

getParent: function(){
return $(this.parentNode);
},

getChildren: function(){
return $$(this.childNodes);
},

hasChild: function(el){
return !!$A(this.getElementsByTagName('*')).contains(el);
},

getProperty: function(property){
var index = Element.Properties[property];
if (index) return this[index];
var flag = Element.PropertiesIFlag[property] || 0;
if (!window.ie || flag) return this.getAttribute(property, flag);
var node = this.attributes[property];
return (node) ? node.nodeValue : null;
},

removeProperty: function(property){
var index = Element.Properties[property];
if (index) this[index] = '';
else this.removeAttribute(property);
return this;
},

getProperties: function(){
return Element.getMany(this, 'getProperty', arguments);
},

setProperty: function(property, value){
var index = Element.Properties[property];
if (index) this[index] = value;
else this.setAttribute(property, value);
return this;
},

setProperties: function(source){
return Element.setMany(this, 'setProperty', source);
},

setHTML: function(){
this.innerHTML = $A(arguments).join('');
return this;
},

setText: function(text){
var tag = this.getTag();
if (['style', 'script'].contains(tag)){
if (window.ie){
if (tag == 'style') this.styleSheet.cssText = text;
else if (tag ==  'script') this.setProperty('text', text);
return this;
} else {
this.removeChild(this.firstChild);
return this.appendText(text);
}
}
this[$defined(this.innerText) ? 'innerText' : 'textContent'] = text;
return this;
},

getText: function(){
var tag = this.getTag();
if (['style', 'script'].contains(tag)){
if (window.ie){
if (tag == 'style') return this.styleSheet.cssText;
else if (tag ==  'script') return this.getProperty('text');
} else {
return this.innerHTML;
}
}
return ($pick(this.innerText, this.textContent));
},

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

empty: function(){
Garbage.trash(this.getElementsByTagName('*'));
return this.setHTML('');
}

});

Element.fixStyle = function(property, result, element){
if ($chk(parseInt(result))) return result;
if (['height', 'width'].contains(property)){
var values = (property == 'width') ? ['left', 'right'] : ['top', 'bottom'];
var size = 0;
values.each(function(value){
size += element.getStyle('border-' + value + '-width').toInt() + element.getStyle('padding-' + value).toInt();
});
return element['offset' + property.capitalize()] - size + 'px';
} else if (property.test(/border(.+)Width|margin|padding/)){
return '0px';
}
return result;
};

Element.Styles = {'border': [], 'padding': [], 'margin': []};
['Top', 'Right', 'Bottom', 'Left'].each(function(direction){
for (var style in Element.Styles) Element.Styles[style].push(style + direction);
});

Element.borderShort = ['borderWidth', 'borderStyle', 'borderColor'];

Element.getMany = function(el, method, keys){
var result = {};
$each(keys, function(key){
result[key] = el[method](key);
});
return result;
};

Element.setMany = function(el, method, pairs){
for (var key in pairs) el[method](key, pairs[key]);
return el;
};

Element.Properties = new Abstract({
'class': 'className', 'for': 'htmlFor', 'colspan': 'colSpan', 'rowspan': 'rowSpan',
'accesskey': 'accessKey', 'tabindex': 'tabIndex', 'maxlength': 'maxLength',
'readonly': 'readOnly', 'frameborder': 'frameBorder', 'value': 'value',
'disabled': 'disabled', 'checked': 'checked', 'multiple': 'multiple', 'selected': 'selected'
});
Element.PropertiesIFlag = {
'href': 2, 'src': 2
};

Element.Methods = {
Listeners: {
addListener: function(type, fn){
if (this.addEventListener) this.addEventListener(type, fn, false);
else this.attachEvent('on' + type, fn);
return this;
},

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

window.extend(Element.Methods.Listeners);
document.extend(Element.Methods.Listeners);
Element.extend(Element.Methods.Listeners);

var Garbage = {

elements: [],

collect: function(el){
if (!el.$tmp){
Garbage.elements.push(el);
el.$tmp = {'opacity': 1};
}
return el;
},

trash: function(elements){
for (var i = 0, j = elements.length, el; i < j; i++){
if (!(el = elements[i]) || !el.$tmp) continue;
if (el.$events) el.fireEvent('trash').removeEvents();
for (var p in el.$tmp) el.$tmp[p] = null;
for (var d in Element.prototype) el[d] = null;
Garbage.elements[Garbage.elements.indexOf(el)] = null;
el.htmlElement = el.$tmp = el = null;
}
Garbage.elements.remove(null);
},

empty: function(){
Garbage.collect(window);
Garbage.collect(document);
Garbage.trash(Garbage.elements);
}

};

window.addListener('beforeunload', function(){
window.addListener('unload', Garbage.empty);
if (window.ie) window.addListener('unload', CollectGarbage);
});

var Event = new Class({

initialize: function(event){
if (event && event.$extended) return event;
this.$extended = true;
event = event || window.event;
this.event = event;
this.type = event.type;
this.target = event.target || event.srcElement;
if (this.target.nodeType == 3) this.target = this.target.parentNode;
this.shift = event.shiftKey;
this.control = event.ctrlKey;
this.alt = event.altKey;
this.meta = event.metaKey;
if (['DOMMouseScroll', 'mousewheel'].contains(this.type)){
this.wheel = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;
} else if (this.type.contains('key')){
this.code = event.which || event.keyCode;
for (var name in Event.keys){
if (Event.keys[name] == this.code){
this.key = name;
break;
}
}
if (this.type == 'keydown'){
var fKey = this.code - 111;
if (fKey > 0 && fKey < 13) this.key = 'f' + fKey;
}
this.key = this.key || String.fromCharCode(this.code).toLowerCase();
} else if (this.type.test(/(click|mouse|menu)/)){
this.page = {
'x': event.pageX || event.clientX + document.documentElement.scrollLeft,
'y': event.pageY || event.clientY + document.documentElement.scrollTop
};
this.client = {
'x': event.pageX ? event.pageX - window.pageXOffset : event.clientX,
'y': event.pageY ? event.pageY - window.pageYOffset : event.clientY
};
this.rightClick = (event.which == 3) || (event.button == 2);
switch(this.type){
case 'mouseover': this.relatedTarget = event.relatedTarget || event.fromElement; break;
case 'mouseout': this.relatedTarget = event.relatedTarget || event.toElement;
}
this.fixRelatedTarget();
}
return this;
},

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

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

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

});

Event.fix = {

relatedTarget: function(){
if (this.relatedTarget && this.relatedTarget.nodeType == 3) this.relatedTarget = this.relatedTarget.parentNode;
},

relatedTargetGecko: function(){
try {Event.fix.relatedTarget.call(this);} catch(e){this.relatedTarget = this.target;}
}

};

Event.prototype.fixRelatedTarget = (window.gecko) ? Event.fix.relatedTargetGecko : Event.fix.relatedTarget;

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

Element.Methods.Events = {

addEvent: function(type, fn){
this.$events = this.$events || {};
this.$events[type] = this.$events[type] || {'keys': [], 'values': []};
if (this.$events[type].keys.contains(fn)) return this;
this.$events[type].keys.push(fn);
var realType = type;
var custom = Element.Events[type];
if (custom){
if (custom.add) custom.add.call(this, fn);
if (custom.map) fn = custom.map;
if (custom.type) realType = custom.type;
}
if (!this.addEventListener) fn = fn.create({'bind': this, 'event': true});
this.$events[type].values.push(fn);
return (Element.NativeEvents.contains(realType)) ? this.addListener(realType, fn) : this;
},

removeEvent: function(type, fn){
if (!this.$events || !this.$events[type]) return this;
var pos = this.$events[type].keys.indexOf(fn);
if (pos == -1) return this;
var key = this.$events[type].keys.splice(pos,1)[0];
var value = this.$events[type].values.splice(pos,1)[0];
var custom = Element.Events[type];
if (custom){
if (custom.remove) custom.remove.call(this, fn);
if (custom.type) type = custom.type;
}
return (Element.NativeEvents.contains(type)) ? this.removeListener(type, value) : this;
},

addEvents: function(source){
return Element.setMany(this, 'addEvent', source);
},

removeEvents: function(type){
if (!this.$events) return this;
if (!type){
for (var evType in this.$events) this.removeEvents(evType);
this.$events = null;
} else if (this.$events[type]){
this.$events[type].keys.each(function(fn){
this.removeEvent(type, fn);
}, this);
this.$events[type] = null;
}
return this;
},

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

cloneEvents: function(from, type){
if (!from.$events) return this;
if (!type){
for (var evType in from.$events) this.cloneEvents(from, evType);
} else if (from.$events[type]){
from.$events[type].keys.each(function(fn){
this.addEvent(type, fn);
}, this);
}
return this;
}

};

window.extend(Element.Methods.Events);
document.extend(Element.Methods.Events);
Element.extend(Element.Methods.Events);

Element.Events = new Abstract({

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

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

'mousewheel': {
type: (window.gecko) ? 'DOMMouseScroll' : 'mousewheel'
}

});

Element.NativeEvents = [
'click', 'dblclick', 'mouseup', 'mousedown',
'mousewheel', 'DOMMouseScroll',
'mouseover', 'mouseout', 'mousemove',
'keydown', 'keypress', 'keyup',
'load', 'unload', 'beforeunload', 'resize', 'move',
'focus', 'blur', 'change', 'submit', 'reset', 'select',
'error', 'abort', 'contextmenu', 'scroll'
];

Function.extend({

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

});

Elements.extend({

filterByTag: function(tag){
return new Elements(this.filter(function(el){
return (Element.getTag(el) == tag);
}));
},

filterByClass: function(className, nocash){
var elements = this.filter(function(el){
return (el.className && el.className.contains(className, ' '));
});
return (nocash) ? elements : new Elements(elements);
},

filterById: function(id, nocash){
var elements = this.filter(function(el){
return (el.id == id);
});
return (nocash) ? elements : new Elements(elements);
},

filterByAttribute: function(name, operator, value, nocash){
var elements = this.filter(function(el){
var current = Element.getProperty(el, name);
if (!current) return false;
if (!operator) return true;
switch(operator){
case '=': return (current == value);
case '*=': return (current.contains(value));
case '^=': return (current.substr(0, value.length) == value);
case '$=': return (current.substr(current.length - value.length) == value);
case '!=': return (current != value);
case '~=': return current.contains(value, ' ');
}
return false;
});
return (nocash) ? elements : new Elements(elements);
}

});

function $E(selector, filter){
return ($(filter) || document).getElement(selector);
};

function $ES(selector, filter){
return ($(filter) || document).getElementsBySelector(selector);
};

$$.shared = {

'regexp': /^(\w*|\*)(?:#([\w-]+)|\.([\w-]+))?(?:\[(\w+)(?:([!*^$]?=)["']?([^"'\]]*)["']?)?])?$/,

'xpath': {

getParam: function(items, context, param, i){
var temp = [context.namespaceURI ? 'xhtml:' : '', param[1]];
if (param[2]) temp.push('[@id="', param[2], '"]');
if (param[3]) temp.push('[contains(concat(" ", @class, " "), " ', param[3], ' ")]');
if (param[4]){
if (param[5] && param[6]){
switch(param[5]){
case '*=': temp.push('[contains(@', param[4], ', "', param[6], '")]'); break;
case '^=': temp.push('[starts-with(@', param[4], ', "', param[6], '")]'); break;
case '$=': temp.push('[substring(@', param[4], ', string-length(@', param[4], ') - ', param[6].length, ' + 1) = "', param[6], '"]'); break;
case '=': temp.push('[@', param[4], '="', param[6], '"]'); break;
case '!=': temp.push('[@', param[4], '!="', param[6], '"]');
}
} else {
temp.push('[@', param[4], ']');
}
}
items.push(temp.join(''));
return items;
},

getItems: function(items, context, nocash){
var elements = [];
var xpath = document.evaluate('.//' + items.join('//'), context, $$.shared.resolver, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0, j = xpath.snapshotLength; i < j; i++) elements.push(xpath.snapshotItem(i));
return (nocash) ? elements : new Elements(elements.map($));
}

},

'normal': {

getParam: function(items, context, param, i){
if (i == 0){
if (param[2]){
var el = context.getElementById(param[2]);
if (!el || ((param[1] != '*') && (Element.getTag(el) != param[1]))) return false;
items = [el];
} else {
items = $A(context.getElementsByTagName(param[1]));
}
} else {
items = $$.shared.getElementsByTagName(items, param[1]);
if (param[2]) items = Elements.filterById(items, param[2], true);
}
if (param[3]) items = Elements.filterByClass(items, param[3], true);
if (param[4]) items = Elements.filterByAttribute(items, param[4], param[5], param[6], true);
return items;
},

getItems: function(items, context, nocash){
return (nocash) ? items : $$.unique(items);
}

},

resolver: function(prefix){
return (prefix == 'xhtml') ? 'http://www.w3.org/1999/xhtml' : false;
},

getElementsByTagName: function(context, tagName){
var found = [];
for (var i = 0, j = context.length; i < j; i++) found.extend(context[i].getElementsByTagName(tagName));
return found;
}

};

$$.shared.method = (window.xpath) ? 'xpath' : 'normal';

Element.Methods.Dom = {

getElements: function(selector, nocash){
var items = [];
selector = selector.trim().split(' ');
for (var i = 0, j = selector.length; i < j; i++){
var sel = selector[i];
var param = sel.match($$.shared.regexp);
if (!param) break;
param[1] = param[1] || '*';
var temp = $$.shared[$$.shared.method].getParam(items, this, param, i);
if (!temp) break;
items = temp;
}
return $$.shared[$$.shared.method].getItems(items, this, nocash);
},

getElement: function(selector){
return $(this.getElements(selector, true)[0] || false);
},

getElementsBySelector: function(selector, nocash){
var elements = [];
selector = selector.split(',');
for (var i = 0, j = selector.length; i < j; i++) elements = elements.concat(this.getElements(selector[i], true));
return (nocash) ? elements : $$.unique(elements);
}

};

Element.extend({

getElementById: function(id){
var el = document.getElementById(id);
if (!el) return false;
for (var parent = el.parentNode; parent != this; parent = parent.parentNode){
if (!parent) return false;
}
return el;
}/*compatibility*/,

getElementsByClassName: function(className){ 
return this.getElements('.' + className); 
}

});

document.extend(Element.Methods.Dom);
Element.extend(Element.Methods.Dom);

Element.extend({

getValue: function(){
switch(this.getTag()){
case 'select':
var values = [];
$each(this.options, function(option){
if (option.selected) values.push($pick(option.value, option.text));
});
return (this.multiple) ? values : values[0];
case 'input': if (!(this.checked && ['checkbox', 'radio'].contains(this.type)) && !['hidden', 'text', 'password'].contains(this.type)) break;
case 'textarea': return this.value;
}
return false;
},

getFormElements: function(){
return $$(this.getElementsByTagName('input'), this.getElementsByTagName('select'), this.getElementsByTagName('textarea'));
},

toQueryString: function(){
var queryString = [];
this.getFormElements().each(function(el){
var name = el.name;
var value = el.getValue();
if (value === false || !name || el.disabled) return;
var qs = function(val){
queryString.push(name + '=' + encodeURIComponent(val));
};
if ($type(value) == 'array') value.each(qs);
else qs(value);
});
return queryString.join('&');
}

});

Element.extend({

scrollTo: function(x, y){
this.scrollLeft = x;
this.scrollTop = y;
},

getSize: function(){
return {
'scroll': {'x': this.scrollLeft, 'y': this.scrollTop},
'size': {'x': this.offsetWidth, 'y': this.offsetHeight},
'scrollSize': {'x': this.scrollWidth, 'y': this.scrollHeight}
};
},

getPosition: function(overflown){
overflown = overflown || [];
var el = this, left = 0, top = 0;
do {
left += el.offsetLeft || 0;
top += el.offsetTop || 0;
el = el.offsetParent;
} while (el);
overflown.each(function(element){
left -= element.scrollLeft || 0;
top -= element.scrollTop || 0;
});
return {'x': left, 'y': top};
},

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

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

getCoordinates: function(overflown){
var position = this.getPosition(overflown);
var obj = {
'width': this.offsetWidth,
'height': this.offsetHeight,
'left': position.x,
'top': position.y
};
obj.right = obj.left + obj.width;
obj.bottom = obj.top + obj.height;
return obj;
}

});

Element.Events.domready = {

add: function(fn){
if (window.loaded){
fn.call(this);
return;
}
var domReady = function(){
if (window.loaded) return;
window.loaded = true;
window.timer = $clear(window.timer);
this.fireEvent('domready');
}.bind(this);
if (document.readyState && window.webkit){
window.timer = function(){
if (['loaded','complete'].contains(document.readyState)) domReady();
}.periodical(50);
} else if (document.readyState && window.ie){
if (!$('ie_ready')){
var src = (window.location.protocol == 'https:') ? '://0' : 'javascript:void(0)';
document.write('<script id="ie_ready" defer src="' + src + '"><\/script>');
$('ie_ready').onreadystatechange = function(){
if (this.readyState == 'complete') domReady();
};
}
} else {
window.addListener("load", domReady);
document.addListener("DOMContentLoaded", domReady);
}
}

};

window.onDomReady = function(fn){ 
return this.addEvent('domready', fn); 
};

window.extend({

getWidth: function(){
if (this.webkit419) return this.innerWidth;
if (this.opera) return document.body.clientWidth;
return document.documentElement.clientWidth;
},

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

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

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

getScrollLeft: function(){
return this.pageXOffset || document.documentElement.scrollLeft;
},

getScrollTop: function(){
return this.pageYOffset || document.documentElement.scrollTop;
},

getSize: function(){
return {
'size': {'x': this.getWidth(), 'y': this.getHeight()},
'scrollSize': {'x': this.getScrollWidth(), 'y': this.getScrollHeight()},
'scroll': {'x': this.getScrollLeft(), 'y': this.getScrollTop()}
};
},
getPosition: function(){return {'x': 0, 'y': 0};}

});

var Fx = {};

Fx.Base = new Class({

options: {
onStart: Class.empty,
onComplete: Class.empty,
onCancel: Class.empty,
transition: function(p){
return -(Math.cos(Math.PI * p) - 1) / 2;
},
duration: 500,
unit: 'px',
wait: true,
fps: 50
},

initialize: function(options){
this.element = this.element || null;
this.setOptions(options);
if (this.options.initialize) this.options.initialize.call(this);
},

step: function(){
var time = $time();
if (time < this.time + this.options.duration){
this.delta = this.options.transition((time - this.time) / this.options.duration);
this.setNow();
this.increase();
} else {
this.stop(true);
this.set(this.to);
this.fireEvent('onComplete', this.element, 10);
this.callChain();
}
},

set: function(to){
this.now = to;
this.increase();
return this;
},

setNow: function(){
this.now = this.compute(this.from, this.to);
},

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

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

stop: function(end){
if (!this.timer) return this;
this.timer = $clear(this.timer);
if (!end) this.fireEvent('onCancel', this.element);
return this;
}/*compatibility*/,

custom: function(from, to){
return this.start(from, to);
},

clearTimer: function(end){
return this.stop(end);
}

});

Fx.Base.implement(new Chain, new Events, new Options);

Fx.CSS = {

select: function(property, to){
if (property.test(/color/i)) return this.Color;
var type = $type(to);
if ((type == 'array') || (type == 'string' && to.contains(' '))) return this.Multi;
return this.Single;
},

parse: function(el, property, fromTo){
if (!fromTo.push) fromTo = [fromTo];
var from = fromTo[0], to = fromTo[1];
if (!$chk(to)){
to = from;
from = el.getStyle(property);
}
var css = this.select(property, to);
return {'from': css.parse(from), 'to': css.parse(to), 'css': css};
}

};

Fx.CSS.Single = {

parse: function(value){
return parseFloat(value);
},

getNow: function(from, to, fx){
return fx.compute(from, to);
},

getValue: function(value, unit, property){
if (unit == 'px' && property != 'opacity') value = Math.round(value);
return value + unit;
}

};

Fx.CSS.Multi = {

parse: function(value){
return value.push ? value : value.split(' ').map(function(v){
return parseFloat(v);
});
},

getNow: function(from, to, fx){
var now = [];
for (var i = 0; i < from.length; i++) now[i] = fx.compute(from[i], to[i]);
return now;
},

getValue: function(value, unit, property){
if (unit == 'px' && property != 'opacity') value = value.map(Math.round);
return value.join(unit + ' ') + unit;
}

};

Fx.CSS.Color = {

parse: function(value){
return value.push ? value : value.hexToRgb(true);
},

getNow: function(from, to, fx){
var now = [];
for (var i = 0; i < from.length; i++) now[i] = Math.round(fx.compute(from[i], to[i]));
return now;
},

getValue: function(value){
return 'rgb(' + value.join(',') + ')';
}

};

Fx.Style = Fx.Base.extend({

initialize: function(el, property, options){
this.element = $(el);
this.property = property;
this.parent(options);
},

hide: function(){
return this.set(0);
},

setNow: function(){
this.now = this.css.getNow(this.from, this.to, this);
},

set: function(to){
this.css = Fx.CSS.select(this.property, to);
return this.parent(this.css.parse(to));
},

start: function(from, to){
if (this.timer && this.options.wait) return this;
var parsed = Fx.CSS.parse(this.element, this.property, [from, to]);
this.css = parsed.css;
return this.parent(parsed.from, parsed.to);
},

increase: function(){
this.element.setStyle(this.property, this.css.getValue(this.now, this.options.unit, this.property));
}

});

Element.extend({

effect: function(property, options){
return new Fx.Style(this, property, options);
}

});

Fx.Styles = Fx.Base.extend({

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

setNow: function(){
for (var p in this.from) this.now[p] = this.css[p].getNow(this.from[p], this.to[p], this);
},

set: function(to){
var parsed = {};
this.css = {};
for (var p in to){
this.css[p] = Fx.CSS.select(p, to[p]);
parsed[p] = this.css[p].parse(to[p]);
}
return this.parent(parsed);
},

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

increase: function(){
for (var p in this.now) this.element.setStyle(p, this.css[p].getValue(this.now[p], this.options.unit, p));
}

});

Element.extend({

effects: function(options){
return new Fx.Styles(this, options);
}

});

Fx.Elements = Fx.Base.extend({

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

setNow: function(){
for (var i in this.from){
var iFrom = this.from[i], iTo = this.to[i], iCss = this.css[i], iNow = this.now[i] = {};
for (var p in iFrom) iNow[p] = iCss[p].getNow(iFrom[p], iTo[p], this);
}
},

set: function(to){
var parsed = {};
this.css = {};
for (var i in to){
var iTo = to[i], iCss = this.css[i] = {}, iParsed = parsed[i] = {};
for (var p in iTo){
iCss[p] = Fx.CSS.select(p, iTo[p]);
iParsed[p] = iCss[p].parse(iTo[p]);
}
}
return this.parent(parsed);
},

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

increase: function(){
for (var i in this.now){
var iNow = this.now[i], iCss = this.css[i];
for (var p in iNow) this.elements[i].setStyle(p, iCss[p].getValue(iNow[p], this.options.unit, p));
}
}

});

Fx.Scroll = Fx.Base.extend({

options: {
overflown: [],
offset: {'x': 0, 'y': 0},
wheelStops: true
},

initialize: function(element, options){
this.now = [];
this.element = $(element);
this.bound = {'stop': this.stop.bind(this, false)};
this.parent(options);
if (this.options.wheelStops){
this.addEvent('onStart', function(){
document.addEvent('mousewheel', this.bound.stop);
}.bind(this));
this.addEvent('onComplete', function(){
document.removeEvent('mousewheel', this.bound.stop);
}.bind(this));
}
},

setNow: function(){
for (var i = 0; i < 2; i++) this.now[i] = this.compute(this.from[i], this.to[i]);
},

scrollTo: function(x, y){
if (this.timer && this.options.wait) return this;
var el = this.element.getSize();
var values = {'x': x, 'y': y};
for (var z in el.size){
var max = el.scrollSize[z] - el.size[z];
if ($chk(values[z])) values[z] = ($type(values[z]) == 'number') ? values[z].limit(0, max) : max;
else values[z] = el.scroll[z];
values[z] += this.options.offset[z];
}
return this.start([el.scroll.x, el.scroll.y], [values.x, values.y]);
},

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

toBottom: function(){
return this.scrollTo(false, 'full');
},

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

toRight: function(){
return this.scrollTo('full', false);
},

toElement: function(el){
var parent = this.element.getPosition(this.options.overflown);
var target = $(el).getPosition(this.options.overflown);
return this.scrollTo(target.x - parent.x, target.y - parent.y);
},

increase: function(){
this.element.scrollTo(this.now[0], this.now[1]);
}

});

Fx.Slide = Fx.Base.extend({

options: {
mode: 'vertical'
},

initialize: function(el, options){
this.element = $(el);
this.wrapper = new Element('div', {'styles': $extend(this.element.getStyles('margin'), {'overflow': 'hidden'})}).injectAfter(this.element).adopt(this.element);
this.element.setStyle('margin', 0);
this.setOptions(options);
this.now = [];
this.parent(this.options);
this.open = true;
this.addEvent('onComplete', function(){
this.open = (this.now[0] === 0);
});
if (window.webkit419) this.addEvent('onComplete', function(){
if (this.open) this.element.remove().inject(this.wrapper);
});
},

setNow: function(){
for (var i = 0; i < 2; i++) this.now[i] = this.compute(this.from[i], this.to[i]);
},

vertical: function(){
this.margin = 'margin-top';
this.layout = 'height';
this.offset = this.element.offsetHeight;
},

horizontal: function(){
this.margin = 'margin-left';
this.layout = 'width';
this.offset = this.element.offsetWidth;
},

slideIn: function(mode){
this[mode || this.options.mode]();
return this.start([this.element.getStyle(this.margin).toInt(), this.wrapper.getStyle(this.layout).toInt()], [0, this.offset]);
},

slideOut: function(mode){
this[mode || this.options.mode]();
return this.start([this.element.getStyle(this.margin).toInt(), this.wrapper.getStyle(this.layout).toInt()], [-this.offset, 0]);
},

hide: function(mode){
this[mode || this.options.mode]();
this.open = false;
return this.set([-this.offset, 0]);
},

show: function(mode){
this[mode || this.options.mode]();
this.open = true;
return this.set([0, this.offset]);
},

toggle: function(mode){
if (this.wrapper.offsetHeight == 0 || this.wrapper.offsetWidth == 0) return this.slideIn(mode);
return this.slideOut(mode);
},

increase: function(){
this.element.setStyle(this.margin, this.now[0] + this.options.unit);
this.wrapper.setStyle(this.layout, this.now[1] + this.options.unit);
}

});

Fx.Transition = function(transition, params){
params = params || [];
if ($type(params) != 'array') params = [params];
return $extend(transition, {
easeIn: function(pos){
return transition(pos, params);
},
easeOut: function(pos){
return 1 - transition(1 - pos, params);
},
easeInOut: function(pos){
return (pos <= 0.5) ? transition(2 * pos, params) / 2 : (2 - transition(2 * (1 - pos), params)) / 2;
}
});
};

Fx.Transitions = new Abstract({

linear: function(p){
return p;
}

});

Fx.Transitions.extend = function(transitions){
for (var transition in transitions){
Fx.Transitions[transition] = new Fx.Transition(transitions[transition]);
Fx.Transitions.compat(transition);
}
};

Fx.Transitions.compat = function(transition){
['In', 'Out', 'InOut'].each(function(easeType){
Fx.Transitions[transition.toLowerCase() + easeType] = Fx.Transitions[transition]['ease' + easeType];
});
};

Fx.Transitions.extend({

Pow: function(p, x){
return Math.pow(p, x[0] || 6);
},

Expo: function(p){
return Math.pow(2, 8 * (p - 1));
},

Circ: function(p){
return 1 - Math.sin(Math.acos(p));
},

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

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

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

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

});

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

var XHR = new Class({

options: {
method: 'post',
async: true,
onRequest: Class.empty,
onSuccess: Class.empty,
onFailure: Class.empty,
urlEncoded: true,
encoding: 'utf-8',
autoCancel: false,
headers: {}
},

setTransport: function(){
this.transport = (window.XMLHttpRequest) ? new XMLHttpRequest() : (window.ie ? new ActiveXObject('Microsoft.XMLHTTP') : false);
return this;
},

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

onStateChange: function(){
if (this.transport.readyState != 4 || !this.running) return;
this.running = false;
var status = 0;
try {status = this.transport.status;} catch(e){};
if (this.options.isSuccess.call(this, status)) this.onSuccess();
else this.onFailure();
this.transport.onreadystatechange = Class.empty;
},

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

onSuccess: function(){
this.response = {
'text': this.transport.responseText,
'xml': this.transport.responseXML
};
this.fireEvent('onSuccess', [this.response.text, this.response.xml]);
this.callChain();
},

onFailure: function(){
this.fireEvent('onFailure', this.transport);
},

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

send: function(url, data){
if (this.options.autoCancel) this.cancel();
else if (this.running) return this;
this.running = true;
if (data && this.options.method == 'get'){
url = url + (url.contains('?') ? '&' : '?') + data;
data = null;
}
this.transport.open(this.options.method.toUpperCase(), url, this.options.async);
this.transport.onreadystatechange = this.onStateChange.bind(this);
if ((this.options.method == 'post') && this.transport.overrideMimeType) this.setHeader('Connection', 'close');
$extend(this.headers, this.options.headers);
for (var type in this.headers) try {this.transport.setRequestHeader(type, this.headers[type]);} catch(e){};
this.fireEvent('onRequest');
this.transport.send($pick(data, null));
return this;
},

cancel: function(){
if (!this.running) return this;
this.running = false;
this.transport.abort();
this.transport.onreadystatechange = Class.empty;
this.setTransport();
this.fireEvent('onCancel');
return this;
}

});

XHR.implement(new Chain, new Events, new Options);

var Ajax = XHR.extend({

options: {
data: null,
update: null,
onComplete: Class.empty,
evalScripts: false,
evalResponse: false
},

initialize: function(url, options){
this.addEvent('onSuccess', this.onComplete);
this.setOptions(options);
this.options.data = this.options.data || this.options.postBody;
if (!['post', 'get'].contains(this.options.method)){
this._method = '_method=' + this.options.method;
this.options.method = 'post';
}
this.parent();
this.setHeader('X-Requested-With', 'XMLHttpRequest');
this.setHeader('Accept', 'text/javascript, text/html, application/xml, text/xml, */*');
this.url = url;
},

onComplete: function(){
if (this.options.update) $(this.options.update).empty().setHTML(this.response.text);
if (this.options.evalScripts || this.options.evalResponse) this.evalScripts();
this.fireEvent('onComplete', [this.response.text, this.response.xml], 20);
},

request: function(data){
data = data || this.options.data;
switch($type(data)){
case 'element': data = $(data).toQueryString(); break;
case 'object': data = Object.toQueryString(data);
}
if (this._method) data = (data) ? [this._method, data].join('&') : this._method;
return this.send(this.url, data);
},

evalScripts: function(){
var script, scripts;
if (this.options.evalResponse || (/(ecma|java)script/).test(this.getHeader('Content-type'))) scripts = this.response.text;
else {
scripts = [];
var regexp = /<script[^>]*>([\s\S]*?)<\/script>/gi;
while ((script = regexp.exec(this.response.text))) scripts.push(script[1]);
scripts = scripts.join('\n');
}
if (scripts) (window.execScript) ? window.execScript(scripts) : window.setTimeout(scripts, 0);
},

getHeader: function(name){
try {return this.transport.getResponseHeader(name);} catch(e){};
return null;
}

});

Object.toQueryString = function(source){
var queryString = [];
for (var property in source) queryString.push(encodeURIComponent(property) + '=' + encodeURIComponent(source[property]));
return queryString.join('&');
};

Element.extend({

send: function(options){
return new Ajax(this.getProperty('action'), $merge({data: this.toQueryString()}, options, {method: 'post'})).request();
}

});

var Json = {

toString: function(obj){
switch($type(obj)){
case 'string':
return '"' + obj.replace(/(["\\])/g, '\\$1') + '"';
case 'array':
return '[' + obj.map(Json.toString).join(',') + ']';
case 'object':
var string = [];
for (var property in obj) string.push(Json.toString(property) + ':' + Json.toString(obj[property]));
return '{' + string.join(',') + '}';
case 'number':
if (isFinite(obj)) break;
case false:
return 'null';
}
return String(obj);
},

evaluate: function(str, secure){
return (($type(str) != 'string') || (secure && !str.test(/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/))) ? null : eval('(' + str + ')');
}

};

Json.Remote = XHR.extend({

initialize: function(url, options){
this.url = url;
this.addEvent('onSuccess', this.onComplete);
this.parent(options);
this.setHeader('X-Request', 'JSON');
},

send: function(obj){
return this.parent(this.url, 'json=' + Json.toString(obj));
},

onComplete: function(){
this.fireEvent('onComplete', [Json.evaluate(this.response.text, this.options.secure)]);
}

});

var Asset = new Abstract({

javascript: function(source, properties){
properties = $merge({
'onload': Class.empty
}, properties);
var script = new Element('script', {'src': source}).addEvents({
'load': properties.onload,
'readystatechange': function(){
if (this.readyState == 'complete') this.fireEvent('load');
}
});
delete properties.onload;
return script.setProperties(properties).inject(document.head);
},

css: function(source, properties){
return new Element('link', $merge({
'rel': 'stylesheet', 'media': 'screen', 'type': 'text/css', 'href': source
}, properties)).inject(document.head);
},

image: function(source, properties){
properties = $merge({
'onload': Class.empty,
'onabort': Class.empty,
'onerror': Class.empty
}, properties);
var image = new Image();
image.src = source;
var element = new Element('img', {'src': source});
['load', 'abort', 'error'].each(function(type){
var event = properties['on' + type];
delete properties['on' + type];
element.addEvent(type, function(){
this.removeEvent(type, arguments.callee);
event.call(this);
});
});
if (image.width && image.height) element.fireEvent('load', element, 1);
return element.setProperties(properties);
},

images: function(sources, options){
options = $merge({
onComplete: Class.empty,
onProgress: Class.empty
}, options);
if (!sources.push) sources = [sources];
var images = [];
var counter = 0;
sources.each(function(source){
var img = new Asset.image(source, {
'onload': function(){
options.onProgress.call(this, counter);
counter++;
if (counter == sources.length) options.onComplete();
}
});
images.push(img);
});
return new Elements(images);
}

});

var Hash = new Class({

length: 0,

initialize: function(object){
this.obj = object || {};
this.setLength();
},

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

hasKey: function(key){
return (key in this.obj);
},

set: function(key, value){
if (!this.hasKey(key)) this.length++;
this.obj[key] = value;
return this;
},

setLength: function(){
this.length = 0;
for (var p in this.obj) this.length++;
return this;
},

remove: function(key){
if (this.hasKey(key)){
delete this.obj[key];
this.length--;
}
return this;
},

each: function(fn, bind){
$each(this.obj, fn, bind);
},

extend: function(obj){
$extend(this.obj, obj);
return this.setLength();
},

merge: function(){
this.obj = $merge.apply(null, [this.obj].extend(arguments));
return this.setLength();
},

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

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

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

});

function $H(obj){
return new Hash(obj);
};

var Color = new Class({

initialize: function(color, type){
type = type || (color.push ? 'rgb' : 'hex');
var rgb, hsb;
switch(type){
case 'rgb':
rgb = color;
hsb = rgb.rgbToHsb();
break;
case 'hsb':
rgb = color.hsbToRgb();
hsb = color;
break;
default:
rgb = color.hexToRgb(true);
hsb = rgb.rgbToHsb();
}
rgb.hsb = hsb;
rgb.hex = rgb.rgbToHex();
return $extend(rgb, Color.prototype);
},

mix: function(){
var colors = $A(arguments);
var alpha = ($type(colors[colors.length - 1]) == 'number') ? colors.pop() : 50;
var rgb = this.copy();
colors.each(function(color){
color = new Color(color);
for (var i = 0; i < 3; i++) rgb[i] = Math.round((rgb[i] / 100 * (100 - alpha)) + (color[i] / 100 * alpha));
});
return new Color(rgb, 'rgb');
},

invert: function(){
return new Color(this.map(function(value){
return 255 - value;
}));
},

setHue: function(value){
return new Color([value, this.hsb[1], this.hsb[2]], 'hsb');
},

setSaturation: function(percent){
return new Color([this.hsb[0], percent, this.hsb[2]], 'hsb');
},

setBrightness: function(percent){
return new Color([this.hsb[0], this.hsb[1], percent], 'hsb');
}

});

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

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

Array.extend({

rgbToHsb: function(){
var red = this[0], green = this[1], blue = this[2];
var hue, saturation, brightness;
var max = Math.max(red, green, blue), min = Math.min(red, green, blue);
var delta = max - min;
brightness = max / 255;
saturation = (max != 0) ? delta / max : 0;
if (saturation == 0){
hue = 0;
} else {
var rr = (max - red) / delta;
var gr = (max - green) / delta;
var br = (max - blue) / delta;
if (red == max) hue = br - gr;
else if (green == max) hue = 2 + rr - br;
else hue = 4 + gr - rr;
hue /= 6;
if (hue < 0) hue++;
}
return [Math.round(hue * 360), Math.round(saturation * 100), Math.round(brightness * 100)];
},

hsbToRgb: function(){
var br = Math.round(this[2] / 100 * 255);
if (this[1] == 0){
return [br, br, br];
} else {
var hue = this[0] % 360;
var f = hue % 60;
var p = Math.round((this[2] * (100 - this[1])) / 10000 * 255);
var q = Math.round((this[2] * (6000 - this[1] * f)) / 600000 * 255);
var t = Math.round((this[2] * (6000 - this[1] * (60 - f))) / 600000 * 255);
switch(Math.floor(hue / 60)){
case 0: return [br, t, p];
case 1: return [q, br, p];
case 2: return [p, br, t];
case 3: return [p, q, br];
case 4: return [t, p, br];
case 5: return [br, p, q];
}
}
return false;
}

});

var Scroller = new Class({

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

initialize: function(element, options){
this.setOptions(options);
this.element = $(element);
this.mousemover = ([window, document].contains(element)) ? $(document.body) : this.element;
},

start: function(){
this.coord = this.getCoords.bindWithEvent(this);
this.mousemover.addListener('mousemove', this.coord);
},

stop: function(){
this.mousemover.removeListener('mousemove', this.coord);
this.timer = $clear(this.timer);
},

getCoords: function(event){
this.page = (this.element == window) ? event.client : event.page;
if (!this.timer) this.timer = this.scroll.periodical(50, this);
},

scroll: function(){
var el = this.element.getSize();
var pos = this.element.getPosition();

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

});

Scroller.implement(new Events, new Options);

var SmoothScroll = Fx.Scroll.extend({

initialize: function(options){
this.parent(window, options);
this.links = (this.options.links) ? $$(this.options.links) : $$(document.links);
var location = window.location.href.match(/^[^#]*/)[0] + '#';
this.links.each(function(link){
if (link.href.indexOf(location) != 0) return;
var anchor = link.href.substr(location.length);
if (anchor && $(anchor)) this.useLink(link, anchor);
}, this);
if (!window.webkit419) this.addEvent('onComplete', function(){
window.location.hash = this.anchor;
});
},

useLink: function(link, anchor){
link.addEvent('click', function(event){
this.anchor = anchor;
this.toElement(anchor);
event.stop();
}.bindWithEvent(this));
}

});

var Tips = new Class({

options: {
onShow: function(tip){
tip.setStyle('visibility', 'visible');
},
onHide: function(tip){
tip.setStyle('visibility', 'hidden');
},
maxTitleChars: 30,
showDelay: 100,
hideDelay: 100,
className: 'tool',
offsets: {'x': 16, 'y': 16},
fixed: false
},

initialize: function(elements, options){
this.setOptions(options);
this.toolTip = new Element('div', {
'class': this.options.className + '-tip',
'styles': {
'position': 'absolute',
'top': '0',
'left': '0',
'visibility': 'hidden'
}
}).inject(document.body);
this.wrapper = new Element('div').inject(this.toolTip);
$$(elements).each(this.build, this);
if (this.options.initialize) this.options.initialize.call(this);
},

build: function(el){
el.$tmp.myTitle = (el.href && el.getTag() == 'a') ? el.href.replace('http://', '') : (el.rel || false);
if (el.title){
var dual = el.title.split('::');
if (dual.length > 1){
el.$tmp.myTitle = dual[0].trim();
el.$tmp.myText = dual[1].trim();
} else {
el.$tmp.myText = el.title;
}
el.removeAttribute('title');
} else {
el.$tmp.myText = false;
}
if (el.$tmp.myTitle && el.$tmp.myTitle.length > this.options.maxTitleChars) el.$tmp.myTitle = el.$tmp.myTitle.substr(0, this.options.maxTitleChars - 1) + "&hellip;";
el.addEvent('mouseenter', function(event){
this.start(el);
if (!this.options.fixed) this.locate(event);
else this.position(el);
}.bind(this));
if (!this.options.fixed) el.addEvent('mousemove', this.locate.bindWithEvent(this));
var end = this.end.bind(this);
el.addEvent('mouseleave', end);
el.addEvent('trash', end);
},

start: function(el){
this.wrapper.empty();
if (el.$tmp.myTitle){
this.title = new Element('span').inject(new Element('div', {'class': this.options.className + '-title'}).inject(this.wrapper)).setHTML(el.$tmp.myTitle);
}
if (el.$tmp.myText){
this.text = new Element('span').inject(new Element('div', {'class': this.options.className + '-text'}).inject(this.wrapper)).setHTML(el.$tmp.myText);
}
$clear(this.timer);
this.timer = this.show.delay(this.options.showDelay, this);
},

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

position: function(element){
var pos = element.getPosition();
this.toolTip.setStyles({
'left': pos.x + this.options.offsets.x,
'top': pos.y + this.options.offsets.y
});
},

locate: function(event){
var win = {'x': window.getWidth(), 'y': window.getHeight()};
var scroll = {'x': window.getScrollLeft(), 'y': window.getScrollTop()};
var tip = {'x': this.toolTip.offsetWidth, 'y': this.toolTip.offsetHeight};
var prop = {'x': 'left', 'y': 'top'};
for (var z in prop){
var pos = event.page[z] + this.options.offsets[z];
if ((pos + tip[z] - scroll[z]) > win[z]) pos = event.page[z] - this.options.offsets[z] - tip[z];
this.toolTip.setStyle(prop[z], pos);
};
},

show: function(){
if (this.options.timeout) this.timer = this.hide.delay(this.options.timeout, this);
this.fireEvent('onShow', [this.toolTip]);
},

hide: function(){
this.fireEvent('onHide', [this.toolTip]);
}

});

Tips.implement(new Events, new Options);

var Group = new Class({

initialize: function(){
this.instances = $A(arguments);
this.events = {};
this.checker = {};
},

addEvent: function(type, fn){
this.checker[type] = this.checker[type] || {};
this.events[type] = this.events[type] || [];
if (this.events[type].contains(fn)) return false;
else this.events[type].push(fn);
this.instances.each(function(instance, i){
instance.addEvent(type, this.check.bind(this, [type, instance, i]));
}, this);
return this;
},

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

});