var fensterOffen;

function openWindow(url,b,h,l,o,status){
	if(fensterOffen == true){
		if(InfoWin.closed == false) {
			InfoWin.close();
		}
	}
	InfoWin=window.open(url,'infoFenster','width='+b+',height='+h+',top='+o+',left='+l+',menubar=0,scrollbars=0,resizable=0,status='+status);
	InfoWin.focus();
	fensterOffen=true;
}