browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))

if (browser)

{

Img1off = new Image(227, 25);
Img1off.src = "images/online1.gif";
Img1on = new Image(227, 25);
Img1on.src = "images/online2.gif";

Img2off = new Image(203, 30);
Img2off.src = "images/design1.gif";
Img2on = new Image(203, 30);
Img2on.src = "images/design2.gif";

Img3off = new Image(104, 18);
Img3off.src = "images/zenx1.gif";
Img3on = new Image(104, 18);
Img3on.src = "images/zenx2.gif";

Img4off = new Image(41, 18);
Img4off.src = "images/lab1.gif";
Img4on = new Image(41, 18);
Img4on.src = "images/lab2.gif";

Img5off = new Image(92, 17);
Img5off.src = "images/felton1.gif";
Img5on = new Image(92, 17);
Img5on.src = "images/felton2.gif";

Img6off = new Image(68, 17);
Img6off.src = "images/datum1.gif";
Img6on = new Image(68, 17);
Img6on.src = "images/datum2.gif";

}

function loadimage(imageName, imgObjName)
{
    if (browser) 
    {
        document.images[imageName].src = eval(imgObjName + ".src");
        return true;
    }
}