var banners  = new Array();
 var currentcount=0; 
 var rotatorlink;

 function Banner(imgUrl,linkUrl,time){
   this.linkUrl=linkUrl;
   this.imgUrl=imgUrl;
   this.image = new Image();
   this.image.src=imgUrl
   banners[banners.length]=this;
   if(time==null) this.time=idletime;
   else this.time=time;
 }
 
 function rotateBanners(){
   if(document.images){
     document.rotator.src=banners[currentcount].image.src;
     rotatorlink.href=banners[currentcount].linkUrl;
     setTimeout('rotateBanners()',banners[currentcount].time);
     currentcount++;
     currentcount=currentcount%banners.length;
   }
 }

 function setupBanner(){
   var s="";
   s ='<a href="'+banners[currentcount].linkUrl+'" '
   s+=' target="'+bannerTarget+'" >';
   s+='<img name="rotator" src="'+banners[currentcount].imgUrl+'" border=0></a>';
   document.writeln(s);
   rotatorlink = document.links[document.links.length-1];
   rotateBanners();      
 }