function hideser(){
  obj=document.getElementById("floatser");
  obj.style.display='none';
}
lastScrollYser = 0;
function heartBeatser()
{
	var diffY	= document.body.scrollTop;
	if(!diffY) diffY = document.documentElement.scrollTop;
	/*alert(diffY)*/
	percent =1*(diffY-lastScrollYser);

	if(percent>0) percent = Math.ceil(percent);
	else   percent = Math.floor(percent);
	document.getElementById("floatser").style.top = (diffY+50)+"px";
	lastScrollYser = lastScrollYser+percent;
}
window.setInterval("heartBeatser()",1);