// 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 active and inactive images/.

    if (br== "n3") { 

    img1on = new Image();      
    img1on.src = "images_judithmc/nav_home_on.gif"; 
    img2on = new Image();
    img2on.src = "images_judithmc/nav_elegant_on.gif";
    img3on = new Image();
    img3on.src = "images_judithmc/nav_emotion_on.gif";
    img4on = new Image();
    img4on.src = "images_judithmc/nav_joyous_on.gif";
    img5on = new Image();
    img5on.src = "images_judithmc/nav_timeless_on.gif";

    img1off = new Image();         
    img1off.src = "images_judithmc/nav_home.gif"; 
    img2off = new Image();
    img2off.src = "images_judithmc/nav_elegant.gif";
    img3off = new Image();
    img3off.src = "images_judithmc/nav_emotion.gif";
    img4off = new Image();
    img4off.src = "images_judithmc/nav_joyous.gif";
    img5off = new Image();
    img5off.src = "images_judithmc/nav_timeless.gif";
          

    }



// Function to "activate" images.

function imgAct(imgName) {

    if (br == "n3") {

    document[imgName].src = eval(imgName + "on.src");

    }

}



// Function to "deactivate" images.

function imgInact(imgName) {

    if (br == "n3") {

    document[imgName].src = eval(imgName + "off.src");

    }

}