<SCRIPT language="JavaScript">

function popup1(URL){
	if (window.pop == null || window.pop.closed){
	pop = window.open(URL, "singlefenster", "left=200,top=45,Width=550,Height=350,status=yes,scrollbars=yes,menubar=no,directories=no,toolbar=no");
	}
	else{
   window.pop.close();
	pop = window.open(URL, "singlefenster", "left=200,top=45,Width=550,Height=350,status=yes,scrollbars=yes,menubar=no,directories=no,toolbar=no");
	window.pop.location.href = URL;
	window.pop.focus();
	}
}
</script>

