<!-- hide script from old browsers
//detect browser:
browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
if (browserName == "internet explorer") browserVer = "1";
else browserVer = "1";

//preload images:
if (browserVer == 1) {

a1 = new Image(119,36);
a1.src = "images/aboutbtn.png";
a2 = new Image(119,36);
a2.src = "images/aboutbtnon.png";
b1 = new Image(119,36);
b1.src = "images/catabtn.png";
b2 = new Image(119,36);
b2.src = "images/catabtnon.png";
c1 = new Image(119,36);
c1.src = "images/persbtn.png";
c2 = new Image(119,36);
c2.src = "images/persbtnon.png";
d1 = new Image(119,36);
d1.src = "images/contbtn.png";
d2 = new Image(119,36);
d2.src = "images/contbtnon.png";
e1 = new Image(119,36);
e1.src = "images/active1.png";
e2 = new Image(119,36);
e2.src = "images/active1.png";
f1 = new Image(119,36);
f1.src = "images/active2.png";
f2 = new Image(119,36);
f2.src = "images/active2.png";
g1 = new Image(119,36);
g1.src = "images/active3.png";
g2 = new Image(119,36);
g2.src = "images/active3.png";
h1 = new Image(119,36);
h1.src = "images/active4.png";
h2 = new Image(119,36);
h2.src = "images/active4.png";
i1 = new Image(148,36);
i1.src = "images/homebtn.png";
i2 = new Image(148,36);
i2.src = "images/homebtnon.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 -->