if (typeof cafen == 'undefined') {
	var $A = Array.from = function(iterable) {
	  if (!iterable) return [];
	  if (iterable.toArray) {
	    return iterable.toArray();
	  } else {
	    var results = [];
	    for (var i = 0; i < iterable.length; i++)
	      results.push(iterable[i]);
	    return results;
	  }
	}
	Function.prototype.bind = function() {
	  var __method = this, args = $A(arguments), object = args.shift();
	  return function() {
	    return __method.apply(object, args.concat($A(arguments)));
	  }
	}
	var cafen = {
		$:function() {
			var _elements = new Array();
			for (var i = 0; i < arguments.length; i++) {
				var _element = arguments[i];
				if (typeof _element == 'string')
					_element = document.getElementById(_element);
				if (arguments.length == 1)
					return _element;
				_elements.push(_element);
			}
			return _elements;
		},
		find : function(reg, str,bl) {
			var m = [];
			try {
				if (m = str.match(eval('/' + reg + '/'+(bl ? 'i':'')))) 
					return m;
				else 
					return false;
			} catch(ex) {
				return false;
			}
		},
		Event  : {
			KEY_BACKSPACE: 8,
			KEY_TAB:       9,
			KEY_RETURN:   13,
			KEY_ESC:      27,
			KEY_LEFT:     37,
			KEY_UP:       38,
			KEY_RIGHT:    39,
			KEY_DOWN:     40,
			KEY_DELETE:   46,
			element: function(event) {
				return event.target || event.srcElement;
			},
			isLeftClick: function(event) {
				return 1;
			},
			pointerX: function(event) {
				return event.pageX || (event.clientX +
					(document.documentElement.scrollLeft || document.body.scrollLeft));
			},
			pointerY: function(event) {
				return event.pageY || (event.clientY +
				(document.documentElement.scrollTop || document.body.scrollTop));
			},
			stop: function(event) {
				if (event.preventDefault) {
					event.preventDefault();
					event.stopPropagation();
				} else {
					event.returnValue = false;
					event.cancelBubble = true;
				}
			},
			findElement : function(event, tagName) {
				var element = cafen.Event.element(event);
				while (element.parentNode && (!element.tagName || (element.tagName.toUpperCase() != tagName.toUpperCase())))
					element = element.parentNode;
				return element;
			},
			observers: false,
			_observeAndCache: function(element, name, observer, useCapture) {
				if (!this.observers) this.observers = [];
				if (element.addEventListener) {
					this.observers.push([element, name, observer, useCapture]);
					element.addEventListener(name, observer, useCapture);
				} else if (element.attachEvent) {
					try {
						this.observers.push([element, name, observer, useCapture]);
			  			element.attachEvent('on' + name, observer);
					} catch(ex) {}
				}
			},
			unloadCache: function() {
				if (!cafen.Event.observers) return;
				for (var i = 0; i < cafen.Event.observers.length; i++) {
					cafen.Event.stopObserving.apply(this, cafen.Event.observers[i]);
					cafen.Event.observers[i][0] = null;
				}
				cafen.Event.observers = false;
			},
			observe: function(element, name, observer, useCapture) {
				var element = cafen.$(element);
				useCapture = useCapture || false;
				if (name == 'keypress' && (navigator.appVersion.match(/Konqueror|Safari|KHTML/) || element.attachEvent))
					name = 'keydown';
				this._observeAndCache(element, name, observer, useCapture);
			},
			stopObserving: function(element, name, observer, useCapture) {
				var element = cafen.$(element);
				useCapture = useCapture || false;
				if (name == 'keypress' && (navigator.appVersion.match(/Konqueror|Safari|KHTML/) || element.detachEvent))
					name = 'keydown';
				if (element.removeEventListener) {
					element.removeEventListener(name, observer, useCapture);
				} else if (element.detachEvent) {
					element.detachEvent('on' + name, observer);
				}
			}		
		}
	}
}

cafen.JQueryObject = function(selector, context) {
	context = context || document;
	if (typeof selector == 'object')
		return [selector];
	var findObj = [];
	var selectors = selector.split(' ');
	var selectorArr = selectors[0].split(':');
	var currSelector = selectorArr[0];
	if (currSelector.indexOf('#') == 0) {
		var id = currSelector.slice(1);
		var childObjs = (context instanceof Array) ? context  : context.getElementsByTagName("*");
		for(var j = 0; j < childObjs.length; j++) 
			if(childObjs[j].id==id) 
				findObj.push(childObjs[j]);
	} else if (currSelector.indexOf('.') == 0) {
		var className = currSelector.slice(1);
		var childObjs = (context instanceof Array) ? context  : context.getElementsByTagName("*");
		for(var j = 0; j < childObjs.length; j++) {
			if (childObjs[j].className.match(new RegExp("(^|\\s)" + className + "(\\s|$)"))) 
				findObj.push(childObjs[j]);
		}
	} else {
		if (context instanceof Array) {
			for(var j = 0; j < context.length; j++) 
				if (context[j].tagName == currSelector)
					findObj.push(context[j]);
		} else {
			var childObjs = context.getElementsByTagName(currSelector);
			for(var j = 0; j < childObjs.length; j++) 
				findObj.push(childObjs[j]);
		}
	}
	if (findObj.length > 0) {
		switch(selectorArr[1]) {
			case 'first' :
				findObj = [findObj[0]];
				break;
			case 'last' :
				findObj = [findObj[findObj.length-1]];
				break;
			case 'even' :
				var childs = findObj;
				findObj = [];
				for(var i = 0 ;  i < childs.length; i++) 
					if (i % 2 == 0)
						findObj.push(childs[i]);
				break;
			case 'odd' :
				var childs = findObj;
				findObj = [];
				for(var i = 0 ;  i < childs.length; i++) 
					if (i % 2 == 1)
						findObj.push(childs[i]);
				break;
			case 'first-child' :
				var childs = findObj;
				findObj = [];
				for(var i = 0 ;  i < childs.length; i++) {
					if (	childs[i].childNodes.length > 0)
						findObj.push(childs[i].childNodes[0]);
				}
			case 'last-child' :
				var childs = findObj;
				findObj = [];
				for(var i = 0 ;  i < childs.length; i++) {
					if (	childs[i].childNodes.length > 0)
						findObj.push(childs[i].childNodes[childs[i].childNodes.length-1]);
				}
				break;
			default :
				if (selectorArr[1] != null && selectorArr[1] != '') {
					var reg = [];
					if (reg = cafen.find('eq\\(([0-9]+)\\)', selectorArr[1])) {
						var idx = parseInt(reg[1]);
						var childs = findObj;
						findObj = [];
						if ((childs.length - 1) >= idx)
							findObj.push(childs[idx]);
					} else if (reg = cafen.find('lt\\(([0-9]+)\\)', selectorArr[1])) {
						var idx = parseInt(reg[1]);
						var childs = findObj;
						findObj = [];
						for(var i = 0 ;  i < childs.length; i++) 
							if (	i < idx)
								findObj.push(childs[i]);
							else
								break;
					} else if (reg = cafen.find('gt\\(([0-9]+)\\)', selectorArr[1])) {
						var idx = parseInt(reg[1]);
						var childs = findObj;
						findObj = [];
						for(var i = 0 ;  i < childs.length; i++) 
							if (	i > idx)
								findObj.push(childs[i]);
					}
				}
				break;
		}
		selectors.shift();
		if (selectors.length > 0) 
			findObj = this.JQueryObject(selectors.join(' '), findObj);
	}
	return findObj;
}

cafen.J$ = function (ids) {
	return new cafen.JQuery(this.JQueryObject(ids));
}

cafen.JQuery = function(objs) {
	this._Objects = objs;
	this.length = this._Objects.length;
	this.eventQueues = {};
}

cafen.JQuery.prototype = {
	length : 0,
	size : function() {
		return this.length;
	},
	get : function(idx) {
		return cafen.J$(this._Objects[idx]);
	},
	eventQueues : {}, 
	css : function(style) {
		for(var i =0; i < this._Objects.length; i++) {
			for(var name in style) {
				if (name == 'opacity')
					this.setOpacity(this._Objects[i],style[name]);
				else
					this._Objects[i].style[name] = style[name];
			}
		}	
		return this;
	},
	setOpacity : function(element, opa) {
		if (document.all) {
			element.style.filter = "alpha(opacity = "+opa+"%)";
		 }else 
			element.style.opacity =  opa/100;
	},
	doEvent : function(eventName, obj) {
		if (this.eventQueues[eventName] != null)
			this.eventQueues[eventName](obj);
	},
	attachEvent : function(name , event) {
		if (this.eventQueues[name] == null) {
			for(var i =0; i < this._Objects.length; i++) 
				cafen.Event.observe(this._Objects[i], name , this.doEvent.bind(this,name, this._Objects[i]));
		}
		this.eventQueues[name] = event;
		return this;
	},
	attr : function (attributes) {
		for(var i =0; i < this._Objects.length; i++) {
			for(var name in attributes)
			this._Objects.setAttribute(name, attributes[name]);
		}
	},
	animateStopProp : {},
	animateCallBack : null,
	animateSpeed : 100,
	animate: function( prop, speed, callback ) {
		this.animateStopProp = prop;
		this.animateSpeed = speed;
		this.animateCallBack = callback;
		for(var name in prop) {
			switch(name) {
				default :
					this.animateStart(name, prop[name] > 1 ? 1 : 100 , prop[name]);
					break;
			}
		}
	},
	animateStart : function(proP, value, end) {
		var styles = {};
		switch(proP) {
			case 'top' :
			case 'left' :
			case 'height' :
			case 'width' :
				styles[proP] = value +'px';
				break;
			case 'opacity' :
				styles[proP] = value;
				break;
		}
		for(var i =0; i < this._Objects.length; i++) 
			this.css(styles);
		if (value != end) {
			if (value > end) 
				window.setTimeout(this.animateStart.bind(this, proP, value - Math.round(Math.max(1,(value - end)/2)) , end), this.animateSpeed);
			else {
				window.setTimeout(this.animateStart.bind(this, proP, value + Math.round(Math.max(1,(end - value)/2)) , end), this.animateSpeed);
			}
		} else if (this.animateCallBack != null) {
			this.animateStopProp[proP] = null;
			var checkAllAni = true;
			for (var name in this.animateStopProp) {
				if (this.animateStopProp[name] != null) {
					checkAllAni = false;
					break;
				}
			}
			if (checkAllAni) 
				this.animateCallBack();
		}
	},
	click : function(event) {
		this.attachEvent('click', event);
		return this;
	},
	mouseOver : function(event) {
		this.attachEvent('mouseover', event);
		return this;
	},
	mouseOut : function(event) {
		this.attachEvent('mouseout', event);
		return this;
	},
	show : function() {
		this.css({display:'block'});
		return this;
	},
	hide : function() {
		this.css({display:'none'});
		return this;
	}
}