//öffnet neues Fenster
var Fenster = null
function NewWin(URL, Param){
	if (!Fenster || Fenster.closed) {
        Fenster = window.open((URL), "Fenster","" + Param + ",scrollbars=yes,status=yes,location=yes,toolbar=yes,alwaysRaised");
		Fenster.focus();
	}
	else{
	Fenster = window.open((URL), "Fenster", "" + Param + ",scrollbars=yes,status=yes,location=yes,toolbar=yes,alwaysRaised");
    Fenster.focus()
	}
}