var scrj=1;
function pagetop(){
if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat"){
var scdist=document.body.parentNode.scrollTop;
}
else{
var scdist=document.body.scrollTop;
}
if(scrj<30 && scdist){
scdist=(scdist>2) ? Math.ceil(scdist*.2):1;
scrj++;
scrollBy(0,-scdist);
setTimeout("pagetop()",20);
}
else{
scrollTo(0,0);
scrj=1;
}
}