{  

     info_on  = new Image (150,15);  info_on.src  = "images/info_on.gif";
     info_off = new Image (150,15);  info_off.src = "images/info_off.gif";

     program_on  = new Image (150,15);  program_on.src  = "images/program_on.gif";
     program_off = new Image (150,15);  program_off.src = "images/program_off.gif";

     registration_on  = new Image (150,15);  registration_on.src  = "images/registration_on.gif";
     registration_off = new Image (150,15);  registration_off.src = "images/registration_off.gif";

     travel_on  = new Image (150,15);  travel_on.src  = "images/travel_on.gif";
     travel_off = new Image (150,15);  travel_off.src = "images/travel_off.gif";

     participants_on   = new Image (150,15);  participants_on.src  = "images/participants_on.gif";
     participants_off  = new Image (150,15);  participants_off.src = "images/participants_off.gif";

     announce_on  = new Image (150,15);  announce_on.src  = "images/announce_on.gif";
     announce_off = new Image (150,15);  announce_off.src = "images/announce_off.gif";

     presentations_on  = new Image (150,15);  presentations_on.src  = "images/presentations_on.gif";
     presentations_off = new Image (150,15);  presentations_off.src = "images/presentations_off.gif";

     contact_on  = new Image (150,15);  contact_on.src  = "images/contact_on.gif";
     contact_off = new Image (150,15);  contact_off.src = "images/contact_off.gif";

  }

  function SwitchGif(ImgDocID,ImgObjName)
  {       if (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3)
     document.images[ImgDocID].src = eval(ImgObjName + ".src")

     else if (navigator.appName != "Netscape"  && parseInt (navigator.appVersion) >= 4)
     document.images[ImgDocID].src = eval(ImgObjName + ".src")
  }