function openPopup(DATEI,NAME,WIDTH,HEIGHT,SCROLL) {
  top.name = "popup";
  var popupURL = DATEI;
  var popupNAME = NAME;
  var popupWidth = WIDTH;
  var popupHeight = HEIGHT;
  var popupScroll = SCROLL;
  var popup = window.open(popupURL,popupNAME,"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars="+popupScroll+",resizable=1,width="+popupWidth+",height="+popupHeight);
  if( navigator.appName.substring(0,8) == "Netscape" ) {
    popup.location = popupURL;
    popup.opener = self;
  }
  popup.focus();
}