function hideser(){
  obj=document.getElementById("floatser");
  obj.style.display='none';
}
lastScrollYser = 0;
function heartBeatser()
{
	diffY	= document.body.scrollTop+document.documentElement.scrollTop;
	obj=document.getElementById("floatser");
	percent =1*(diffY-lastScrollYser);
	if(percent>0)
		{ percent = Math.ceil(percent); }
	else
		{ percent = Math.floor(percent);}

	//obj.style.pixelTop+= percent;
	obj.style.top=(parseInt(obj.style.top,10)+percent)+"px";

	lastScrollYser = lastScrollYser+percent;
}
window.setInterval("heartBeatser()",1);