var NowFrame = 1;
var MaxFrame = 3;
var bStart = 1;
function fnToggle()
{
var next = NowFrame + 1;
if(next == MaxFrame+1) 
{NowFrame = MaxFrame;next = 1;}
if(bStart == 0)
{setTimeout('fnToggle()', 2000);return;}
else{
if (navigator.appName=="Netscape" || navigator .appName =="Opera")
{
document.images['ad1_img'+next].style.display = "";
document.getElementById("adcontent"+next).className = 'conOn';
document.images['ad1_img'+NowFrame].style.display = "none";
document.getElementById("adcontent"+NowFrame).className = 'conOf';
}
else
{
oTransContainer.filters[0].Apply();
document.images['ad1_img'+next].style.display = "";
document.getElementById("adcontent"+next).className = 'conOn';

document.images['ad1_img'+NowFrame].style.display = "none";
document.getElementById("adcontent"+NowFrame).className = 'conOf';
oTransContainer.filters[0].Play(duration=2);
}
if(NowFrame == MaxFrame)
{NowFrame = 1;}
else
{NowFrame++;}
}
setTimeout('fnToggle()', 4000);
}