var lastImage=-1000;
function RotateIframe(currentimage)
{
if(currentimage>Totalimages)
currentimage=0;
b=document.getElementById("bannerdiv_"+currentimage+"");
if(lastImage!=-1000 && Totalimages>0)
document.getElementById("bannerdiv_"+lastImage).style.display = "none";
lastImage=currentimage;
b.style.display = "block";
window.setTimeout("RotateIframe("+(currentimage+1)+")",3500);
}
RotateIframe(0);