browserName = navigator.appName;   // detect browser 
         browserVer = parseInt(navigator.appVersion);
             if (browserName == "Netscape" && browserVer >= 3) browserVer = "1";
             else if (browserName == "Microsoft Internet Explorer" && browserVer == 4) browserVer = "1";
             else browserVer = "2";

//preload images - insert the names and sizes of your images here:
if (browserVer == 1) {

a1 = new Image(100,25);
a1.src = "button/discogicon.gif";
a2 = new Image(100,25);
a2.src = "button/discogiconB.gif";
b1 = new Image(100,25);
b1.src = "button/tunesicon.gif";
b2 = new Image(100,25);
b2.src = "button/tunesiconB.gif";
c1 = new Image(100,25);
c1.src = "button/articon.gif";
c2 = new Image(100,25);
c2.src = "button/articonB.gif";
d1 = new Image(100,25);
d1.src = "button/photoicon.gif";
d2 = new Image(100,25);
d2.src = "button/photoiconB.gif";
e1 = new Image(100,25);
e1.src = "button/chaticon.gif";
e2 = new Image(100,25);
e2.src = "button/chaticonB.gif";
f1 = new Image(100,25);
f1.src = "button/folkicon.jpg";
f2 = new Image(100,25);
f2.src = "button/folkiconB.gif";
g1 = new Image(100,25);
g1.src = "button/studioicon.gif";
g2 = new Image(100,25);
g2.src = "button/studioiconB.gif";
h1 = new Image(100,25);
h1.src = "button/linksicon.gif";
h2 = new Image(100,25);
h2.src = "button/linksiconB.gif";
j1 = new Image(100,25);
j1.src = "button/emailicon.gif";
j2 = new Image(100,25);
j2.src = "button/emailiconB.gif";
s1 = new Image(100,25);
s1.src = "button/shopicon.gif";
s2 = new Image(100,25);
s2.src = "button/shopiconB.gif";
k1 = new Image(100,25);
k1.src = "button/playicon.gif";
k2 = new Image(100,25);
k2.src = "button/playiconB.gif";
}

function hiLite(imgDocID,imgObjName) {
if (browserVer == 1) {
        document.images[imgDocID].src = eval(imgObjName + ".src")
}}