function rgpopup(PfadWohin, PosLinks, PosOben, PosBreite, PosHoehe)
  {
	  window.open(PfadWohin, 'popup', 'toolbar=no, scrollbars=yes, location=no,directories=no,status=no,menubar=no,resizable=yes,left=50,top=50,width=770,height=700');
  }