function js_Helper() {
	var sfEls = document.getElementById("routerlist").getElementsByTagName("li");
	
	for (var i=0; i<sfEls.length; i++) 
	{
		sfEls[i].onmouseover=function() 
		{
			var sfEls2 = document.getElementById("routerlist").getElementsByTagName("li");
			for (var ii=0; ii<sfEls2.length; ii++) 
			{
				
				sfEls2[ii].className=sfEls2[ii].className.replace(new RegExp(" js_Helper\\b"), "");
			}
			this.className+=" js_Helper";
		}				
	}
}