<!--

// Detect if browser is Netscape 3 + or IE 4 +.
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
    if ((bName == "Netscape" && bVer >= 3) || 
        (bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3"; 
    else br = "n2";

     // Create image objects, preload all ON and OFF images.

     // preload ON images NAVBAR
    if (br== "n3") {
    pref1on = new Image();
    pref1on.src = "../../art/toplevel_art/navbar_about/intro_on.gif";
    pref2on = new Image();
    pref2on.src = "../../art/toplevel_art/navbar_about/purpose_on.gif";
    pref3on = new Image();
    pref3on.src = "../../art/toplevel_art/navbar_about/donations_on.gif";
    pref4on = new Image();
    pref4on.src = "../../art/toplevel_art/navbar_about/who_we_are_on.gif";
    pref5on = new Image();
    pref5on.src = "../../art/toplevel_art/navbar_about/contact_on.gif";

     // preload OFF images NAVBAR
    pref1off = new Image();          
    pref1off.src = "../../art/toplevel_art/navbar_about/intro_off.gif";
    pref2off = new Image();
    pref2off.src = "../../art/toplevel_art/navbar_about/purpose_off.gif";
    pref3off = new Image();
    pref3off.src = "../../art/toplevel_art/navbar_about/donations_off.gif";
    pref4off = new Image();
    pref4off.src = "../../art/toplevel_art/navbar_about/who_we_are_off.gif";
    pref5off = new Image();
    pref5off.src = "../../art/toplevel_art/navbar_about/contact_off.gif";
    }

// Function to turn "ON" images.
function imgOn(imgName) {
    if (br == "n3") {
    document[imgName].src = eval(imgName + "on.src");
    }
}

// Function to turn "OFF" images.
function imgOff(imgName) {
    if (br == "n3") {
    document[imgName].src = eval(imgName + "off.src");
    }
}

// function that displays status bar message
function dm(msgStr) {
  document.returnValue = false;
  if (document.images) { 
     window.status = msgStr;
     document.returnValue = true;
  }
}
// -->