<!-- 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(300,108);

   a1.src = "images/technician-available.png";

   a2 = new Image(300,108);

   a2.src = "images/technician-available.png";

   a3 = new Image(300,108);

   a3.src = "images/technician-available.png";

}


//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 -->