function init(){dd=document;NS=(dd.layers)?1:0;IE=(dd.all)?1:0

// for Netscape 4. and for IE 4..5 / Netscape 6
if(NS){obg=dd.layers['top1']} else {obg=dd.getElementById('top1');obg=obg.style}

setInterval('jump()',800)// <- each 500 milliseconds jumping to the place needed


if (top.location != location) {
    top.location.href = document.location.href ;
	}
}


function jump(){
//detect page scrolling
if(IE)vt=dd.body.scrollTop; else vt=window.pageYOffset

obg.top=vt // moving
}