      <!--
          NS4 = (document.layers);
          IE4 = (document.all);
         ver4 = (NS4 || IE4);   
        isMac = (navigator.appVersion.indexOf("Mac") != -1);
       isMenu = (NS4 || (IE4 && !isMac));

       function popUp(){return};
       function popDown(){return};

       if (!ver4) event = null;

       //-->