<!-- hide script from old browsers

//detect browser:
browserName = navigator.appName;
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:
if (browserVer == 1) {
a1 = new Image(241,193);
a1.src = "images/towers.jpg";
a2 = new Image(241,193);
a2.src = "images/racks.jpg";
a3 = new Image(241,193);
a3.src = "images/speakers.jpg";
a4 = new Image(241,193);
a4.src = "images/lights.jpg";
a5 = new Image(241,193);
a5.src = "images/mirrors.jpg";
a6 = new Image(241,193);
a6.src = "images/index_08.jpg";
}

//image swapping function:
function hiLite(imgDocID, imgObjName, comment) {
if (browserVer == 1) {
document.images[imgDocID].src = eval(imgObjName + ".src");
window.status = comment; return true;
}}
//end hiding -->