// (c) 1998-2002 Wuppertal-Navigator
  var detailPlanWin;
  winFeatures = "height=570,width=770,menubar=1,scrollbars=1,status=0,toolbar=0,";
  winFeatures = winFeatures + "location=0,resizable=0";
  function isFocus () {
    if (navigator.appName.indexOf("Explorer") != -1) {
      if (parseFloat(navigator.appVersion) >= 4) {
        return 1;
      }
    }
    if (navigator.appName.indexOf("Netscape") != -1) {
      if (parseFloat(navigator.appVersion) >= 3) {
        return 1;
      }
    }
    if (navigator.appName.indexOf("Opera") != -1) {
      if (parseFloat(navigator.appVersion) >= 5) {
        return 1;
      }
    }
    return 0;
  }
  function  openPlan2 (url) {
    url = '/stadtplan/plan/' + url + '-h.htm';
    if (!detailPlanWin) {
      detailPlanWin = window.open("", "WFDetailPlan", winFeatures);
    }
    detailPlanWin = window.open(url, "WFDetailPlan", winFeatures);
    if (isFocus && detailPlanWin) {
      detailPlanWin.focus();
    }
  }
  if (isFocus) {
      self.focus();
  }