var imgUrl=new Array();
           var imgLink=new Array();
		   var imgLetter = new Array();
           var adNum=0;
		   var pause = false;
		   var paly = true;
		   var stop = false;
           var imgPre=new Array();
		   var speed = 6000;
		   var Transition = true;
           

		//加载图片到循环过程
		//strXml XML文件流 string
		//nodename XML节点 string
		//palyspeed 播放速度 int
		//state 初始状态 string ("paly","stop")
		//isTransition 是否带变化效果 bool
		
		function loadPicture(strXml,nodename,playspeed,state,isTransition)
		{
			speed = playspeed;
			Transition = isTransition;
			var xmldoc = new ActiveXObject("MSXML2.DOMDocument");
			
			if(xmldoc.loadXML("<Root>" + strXml + "</Root>"))
			{		
				var root = xmldoc.documentElement;
				var node = root.selectNodes(nodename);
				for( var i=0;i<node.length;i++)
				{
					imgUrl[i+1] = "http://www.e99999.com/uploadpicture/productpicture/" + node.item(i).attributes.getNamedItem("PictureA").value;
					imgLink[i+1] = "http://www.e99999.com/ProductDetail-" + node.item(i).attributes.getNamedItem("ID").value + ".html";
					imgLetter[i+1] = "<a href='http://www.e99999.com/ProductDetail-" + node.item(i).attributes.getNamedItem("ID").value + ".html' target='_blank'>" + node.item(i).attributes.getNamedItem("ProductName").value + "</a>";
				}
			}
			else
			{
				alert("加载错误");
			}

			if(state!="play")
			{
				stopAd();
			}
			else
			{
				playAd();
			}
		}
		
        function setTransition(){
            if (document.all){
            	document.imgUrlrotator.filters.revealTrans.Transition=Math.floor(Math.random()*20);
            	document.imgUrlrotator.filters.revealTrans.apply();
            }
         }

        function playTransition(){
           if (document.all)
          {
          	if(Transition==true)
          	{
          		document.imgUrlrotator.filters.revealTrans.play();
          	}
          	else
          	{
          		document.imgUrlrotator.filters.revealTrans.stop();
          	}
          }
        }

		function nextAd(){
			if(pause==false && stop==false)
			{
				
				if(adNum<imgUrl.length-1)adNum++ ;
				else adNum=1;
				setTransition();
				document.images.imgUrlrotator.src=imgUrl[adNum];
				playTransition();
				document.getElementById("adLetter").innerHTML = imgLetter[adNum];
				theTimer=setTimeout("nextAd()", speed);
			}
        }

       function jump2url(){
              jumpUrl=imgLink[adNum];
			  
              jumpTarget='_blank';
              if (jumpUrl != ''){
                 if (jumpTarget != '')window.open(jumpUrl,jumpTarget);
             else location.href=jumpUrl;
        }
        return false;
        }

        function displayStatusMsg() { 
        status=imgLink[adNum];
        document.returnValue = true;
        }

		function playAd()
		{
		   if(stop==true)
		   {
				adNum=1;
		   }
		   stop = false;
		   pause = false;  
		   nextAd();
        }

		function stopAd(){
			document.imgUrlrotator.filters.revealTrans.stop();
			document.imgUrlrotator.src = imgUrl[1];
			adLetter.innerHTML = imgLetter[1];
			stop = true;
		}

        function pauseAd(){
			document.imgUrlrotator.filters.revealTrans.stop();
		    document.imgUrlrotator.src = imgUrl[adNum];
		    adLetter.innerHTML = imgLetter[adNum];
		    pause=true;
		}