<!--

// 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") {
    nav1on = new Image();
    nav1on.src = "../art/navbar/home_on.gif";
    nav2on = new Image();
    nav2on.src = "../art/navbar/about_on.gif";
    nav3on = new Image();
    nav3on.src = "../art/navbar/services_on.gif";
    nav4on = new Image();
    nav4on.src = "../art/navbar/presentations_on.gif";
    nav5on = new Image();
    nav5on.src = "../art/navbar/useful_links_on.gif";
    nav6on = new Image();
    nav6on.src = "../art/navbar/contact_on.gif";

     // preload OFF images NAVBAR
    nav1off = new Image();          
    nav1off.src = "../art/navbar/home_off.gif";
    nav2off = new Image();
    nav2off.src = "../art/navbar/about_off.gif";
    nav3off = new Image();
    nav3off.src = "../art/navbar/services_off.gif";
    nav4off = new Image();
    nav4off.src = "../art/navbar/presentations_off.gif";
    nav5off = new Image();
    nav5off.src = "../art/navbar/useful_links_off.gif";
    nav6off = new Image();
    nav6off.src = "../art/navbar/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;
  }
}
// -->