function open_agbs()	{
		agbs=window.open('agbs.php' ,'vordergrundfenster','scrollbars,width=700,height=600');
    agbs.focus();
	}
	function open_nbs()	{
		agbs=window.open("nbs.php","agbs_window","width=700,height=600, left=15,top=15,menubar=no,resizable=yes,scrollbars=auto,status=no,toolbar=yes,dependent=yes");
		agbs.focus();
	}

//