/*<![CDATA[*/
function hideser(){
  obj=document.getElementById("floatser");
  obj.style.display='none';
}

var lastScrollY = 0;
function heartBeat(){
	var percent = .1 * ( document.documentElement.scrollTop - lastScrollY );
	with(document.getElementById('floatser').style) top = parseInt(top) + Math[percent > 0 ? 'floor' :'ceil' ]( percent )  + 'px';
	lastScrollY += percent;
}
window.setInterval("heartBeat()", 1);
/*]]>*/