var fps=10;var isOpera=(window.opera)?true:false;
var d=isOpera?600:1000;
var f=d/1000*fps;
var balken_old_top=getScrollTop();

function getScrollTop(){
    var _1=0;
	if(typeof(window.pageYOffset)=="number"){
		_1=window.pageYOffset;
	}else{
		if(document.body && document.body.scrollTop){
			_1=document.body.scrollTop;
		}else{	
			if(document.documentElement && document.documentElement.scrollTop){
				_1=document.documentElement.scrollTop;
			}
		}
	}
	return _1;
}

function updateSlider(){
	var _2=getScrollTop()+15;
	if (_2<190) { _2=190; }
	if(_2!=balken_old_top){
		var _3=-(_2-balken_old_top)*(3/f)*((3/f)-2)+balken_old_top;
		if(Math.abs(_3-_2)<3){
			_3=_2;
		}else{
			_3=Math.round(_3);
		}
		balken_old_top=_3;sliderStyle.top=_3+"px";
	}
}

function startSlider(){
	var _4=document.getElementById("EF_user_nav");
	sliderStyle=_4.style;
	sliderStyle.left="0px";
	sliderStyle.top="190px";	
	sliderStyle.visibility="visible";
	balken_old_top=190;
	var _7=window.setInterval("updateSlider()",1000/fps);
	return true;
}