//要加载的图片-----------------------------------------------
var bannerAD=new Array();
bannerAD[0]="images/in_pic1.jpg"; 
bannerAD[1]="images/in_pic2.jpg"; 
bannerAD[2]="images/in_pic3.jpg"; 
bannerAD[3]="images/in_pic4.jpg"; 
bannerAD[4]="images/in_pic5.jpg"; 
bannerAD[5]="images/in_pic6.jpg"; 
bannerAD[6]="images/in_pic7.jpg"; 
bannerAD[7]="images/in_pic8.jpg"; 
bannerAD[8]="images/in_pic9.jpg"; 
bannerAD[9]="images/in_pic10.jpg"; 
bannerAD[10]="images/in_pic11.jpg"; 
bannerAD[11]="images/in_pic12.jpg"; 
bannerAD[12]="images/1-1a.jpg";
bannerAD[13]="images/pic-gzpxh.jpg";
 
var adNum=0;

//加载图片到内存---------------------------------------------
var preloadedimages=new Array();
function FillImages()
{
   for (i=0;i<bannerAD.length;i++){
      preloadedimages[i]=new Image();
      preloadedimages[i].src=bannerAD[i];
   }
}
function setTransition(){
   if (document.all){
      bannerADrotator.filters.revealTrans.Transition=Math.floor(Math.random()*23);
      bannerADrotator.filters.revealTrans.apply();
   }
}
function playTransition(){
   if (document.all)
      bannerADrotator.filters.revealTrans.play();
}
function nextAd(){
   if(adNum<bannerAD.length-1)
   {
 adNum++ ;
   }
   else
   {
 adNum=0;
   }
   if(typeof(bannerADrotator)=="undefined")
   {
        bannerADrotator=document.getElementById("bannerADrotator");
   }          
   setTransition();
   bannerADrotator.src=preloadedimages[adNum].src; 
   document.getElementById("bannerADrotator").style.display="";
   playTransition();
   theTimer=setTimeout("nextAd()", 3000);
}
function InitAd()
{
   FillImages();
   nextAd();
}
window.onload=InitAd;