function changeHL(id,bereich)
	{
	document.getElementById(tmpHL).className = "mNaviLink"+bereich+"P";
	document.getElementById(id).className = "mNaviLink"+bereich+"A";
	tmpHL = id;
	}
	
function changeSHL(id,status)
	{
	document.getElementById(id).className = "mSNaviLink"+id+status;
	}
	
function showSN(id)
	{
	document.getElementById(tmpSN).style.visibility = "hidden";
	document.getElementById(id).style.visibility = "visible";
	tmpSN = id;
	}