图片幻灯片问题


<html>
<body>
aaa
<script language="JavaScript">
<!--
function objSP_Article() {this.ImgUrl=""; this.LinkUrl=""; this.Title="";}
function SlidePic_Article(_id) {this.ID=_id; this.Width=0;this.Height=0; this.TimeOut=5000; this.Effect=23; this.TitleLen=0; this.PicNum=-1; this.Img=null; this.AllPic=new Array(); this.Add=SlidePic_Article_Add; this.Show=SlidePic_Article_Show; this.LoopShow=SlidePic_Article_LoopShow;}
function SlidePic_Article_Add(_SP) {this.AllPic[this.AllPic.length] = _SP;}
function SlidePic_Article_Show() {
  if(this.AllPic[0] == null) return false;
  document.write("<div align='center'><img id='Img_" + this.ID + "' style='width:" + this.Width + "px; height:" + this.Height + "px; filter: revealTrans(duration=2,transition=23);' src='javascript:null' border='0' >");
  document.write("</div>");
  this.Img = document.getElementById("Img_" + this.ID);
  this.LoopShow();
}
function SlidePic_Article_LoopShow() {
  if(this.PicNum<this.AllPic.length-1) this.PicNum++ ; 
  else this.PicNum=0; 
  this.Img.filters.revealTrans.Transition=this.Effect; 
  this.Img.filters.revealTrans.apply(); 
  this.Img.src=this.AllPic[this.PicNum].ImgUrl;
  this.Img.filters.revealTrans.play();
timer=setTimeout(this.ID+".LoopShow()",this.TimeOut);
  this.Img.onmouseover=function(){clearTimeout(timer);}
  this.Img.onmouseout=function(){timer=setTimeout("SlidePic_271.LoopShow()",this.TimeOut);}
  }
function clearT(){
}
//-->
</script>
<script language=JavaScript>
<!--var SlidePic_271 = new SlidePic_Article("SlidePic_271");
SlidePic_271.Width    = 300;
SlidePic_271.Height   = 225;
SlidePic_271.TimeOut  = 5000;
SlidePic_271.Effect   = 23;
SlidePic_271.TitleLen = 0;
var oSP = new objSP_Article();
oSP.ImgUrl         = "/upimg/<%=rs("pic1")%>";
SlidePic_271.Add(oSP);
var oSP = new objSP_Article();
oSP.ImgUrl         = "/upimg/<%=rs("pic2")%>";
SlidePic_271.Add(oSP);
var oSP = new objSP_Article();
oSP.ImgUrl         = "/upimg/<%=rs("pic3")%>";
SlidePic_271.Add(oSP);SlidePic_271.Show();
//-->
</script>
</body>
</html>