if(typeof(pgvMain) == 'function')
												pgvMain();
				
				var gtopTab="one";
				function $id(id){
				 return document.getElementById(id); 
				}
				function changesTab(tab_id){
				 if (tab_id==gtopTab){
					return; 
				 }else{
					$id(gtopTab).className="unselect"; 
					$id(tab_id).className="select";
					$id("tab_"+gtopTab).style.display="none";
					$id("tab_"+tab_id).style.display="block";
					gtopTab=tab_id;
				 }
				}
				var $ = function (id) {
				 return "string" == typeof id ? document.getElementById(id) : id;
				};
				var Extend = function(destination, source) {
				 for (var property in source) {
					destination[property] = source[property];
				 }
				 return destination;
				}
				var CurrentStyle = function(element){
				 return element.currentStyle || document.defaultView.getComputedStyle(element, null);
				}
				var Bind = function(object, fun) {
				 var args = Array.prototype.slice.call(arguments).slice(2);
				 return function() {
					return fun.apply(object, args.concat(Array.prototype.slice.call(arguments)));
				 }
				}
				var Tween = {
				 Quart: {
					easeOut: function(t,b,c,d){
					 return -c * ((t=t/d-1)*t*t*t - 1) + b;
					}
				 },
				 Back: {
					easeOut: function(t,b,c,d,s){
					 if (s == undefined) s = 1.70158;
					 return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
					}
				 },
				 Bounce: {
					easeOut: function(t,b,c,d){
					 if ((t/=d) < (1/2.75)) {
						return c*(7.5625*t*t) + b;
					 } else if (t < (2/2.75)) {
						return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
					 } else if (t < (2.5/2.75)) {
						return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
					 } else {
						return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
					 }
					}
				 }
				}
				//容器对象,滑动对象,切换数量
				var SlideTrans = function(container, slider, count, options) {
				 this._slider = $(slider);
				 this._container = $(container);//容器对象
				 this._timer = null;//定时器
				 this._count = Math.abs(count);//切换数量
				 this._target = 0;//目标值
				 this._t = this._b = this._c = 0;//tween参数
				 
				 this.Index = 0;//当前索引
				 
				 this.SetOptions(options);
				 
				 this.Auto = !!this.options.Auto;
				 this.Duration = Math.abs(this.options.Duration);
				 this.Time = Math.abs(this.options.Time);
				 this.Pause = Math.abs(this.options.Pause);
				 this.Tween = this.options.Tween;
				 this.onStart = this.options.onStart;
				 this.onFinish = this.options.onFinish;
				 
				 var bVertical = !!this.options.Vertical;
				 this._css = bVertical ? "top" : "left";//方向
				 
				 //样式设置
				 var p = CurrentStyle(this._container).position;
				 p == "relative" || p == "absolute" || (this._container.style.position = "relative");
				 this._container.style.overflow = "hidden";
				 this._slider.style.position = "absolute";
				 
				 this.Change = this.options.Change ? this.options.Change :
					this._slider[bVertical ? "offsetHeight" : "offsetWidth"] / this._count;
				};
				SlideTrans.prototype = {
					//设置默认属性
					SetOptions: function(options) {
				 this.options = {//默认值
					Vertical: true,//是否垂直方向（方向不能改）
					Auto:  true,//是否自动
					Change:  0,//改变量
					Duration: 50,//滑动持续时间
					Time:  10,//滑动延时
					Pause:  2000,//停顿时间(Auto为true时有效)
					onStart: function(){},//开始转换时执行
					onFinish: function(){},//完成转换时执行
					Tween:  Tween.Quart.easeOut//tween算子
				 };
				 Extend(this.options, options || {});
					},
					//开始切换
					Run: function(index) {
				 //修正index
				 index == undefined && (index = this.Index);
				 index < 0 && (index = this._count - 1) || index >= this._count && (index = 0);
				 //设置参数
				 this._target = -Math.abs(this.Change) * (this.Index = index);
				 this._t = 0;
				 this._b = parseInt(CurrentStyle(this._slider)[this.options.Vertical ? "top" : "left"]);
				 this._c = this._target - this._b;
				 
				 this.onStart();
				 this.Move();
					},
					//移动
					Move: function() {
				 clearTimeout(this._timer);
				 //未到达目标继续移动否则进行下一次滑动
				 if (this._c && this._t < this.Duration) {
					this.MoveTo(Math.round(this.Tween(this._t++, this._b, this._c, this.Duration)));
					this._timer = setTimeout(Bind(this, this.Move), this.Time);
				 }else{
					this.MoveTo(this._target);
					this.Auto && (this._timer = setTimeout(Bind(this, this.Next), this.Pause));
				 }
					},
					//移动到
					MoveTo: function(i) {
				 this._slider.style[this._css] = i + "px";
					},
					//下一个
					Next: function() {
				 this.Run(++this.Index);
					},
					//上一个
					Previous: function() {
				 this.Run(--this.Index);
					},
					//停止
					Stop: function() {
				 clearTimeout(this._timer); this.MoveTo(this._target);
					}
				};
				//new SlideTrans("idContainer", "idSlider", 3).Run();
				///////////////////////////////////////////////////////////
				var forEach = function(array, callback, thisObject){
				 if(array.forEach){
					array.forEach(callback, thisObject);
				 }else{
					for (var i = 0, len = array.length; i < len; i++) { callback.call(thisObject, array[i], i, array); }
				 }
				}
				var st = new SlideTrans("idContainer2", "idSlider2", 8, { Vertical: false });
				var nums = [];
				//插入数字
				for(var i = 0, n = st._count - 1; i <= n;){
				 (nums[i] = $("idNum").appendChild(document.createElement("li"))).innerHTML = ++i;
				}
				forEach(nums, function(o, i){
				 o.onmouseover = function(){ o.className = "on"; st.Auto = false; st.Run(i); }
				 o.onmouseout = function(){ o.className = ""; st.Auto = true; st.Run(); }
				})
				//设置按钮样式
				st.onStart = function(){
				 forEach(nums, function(o, i){ o.className = st.Index == i ? "on" : ""; })
				}
				st.Run();