function hovern2(elem,strFormat)
	{
		elem.className=strFormat;
	}
	function hovern(elem,strFormat)
	{
		elem.className=strFormat;
		if (strFormat=='menueH')
		{
			document.all('u'+elem.id).className="umenueH";
		}
		else
		{
			document.all('u'+elem.id).className="umenueN";		
		}
	}
	function hovern_um(elem,strFormat)
	{
		elem.className=strFormat;
	}