<!-- 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) {
kenya_safaris_off = new Image(176,20);
kenya_safaris_off.src = "../images/kenya_safaris_off.jpg";
kenya_safaris_on = new Image(176,20);
kenya_safaris_on.src = "../images/kenya_safaris_on.jpg";
tanzania_safaris_off = new Image(176,20);
tanzania_safaris_off.src = "../images/tanzania_safaris_off.jpg";
tanzania_safaris_on = new Image(176,20);
tanzania_safaris_on.src = "../images/tanzania_safaris_on.gif";
uganda_safaris_off = new Image(176,20);
uganda_safaris_off.src = "../images/uganda_safaris_off.jpg";
uganda_safaris_on = new Image(176,20);
uganda_safaris_on.src = "../images/uganda_safaris_on.jpg";
birding_safaris_off = new Image(176,20);
birding_safaris_off.src = "../images/birding_safaris_off.jpg";
birding_safaris_on = new Image(176,20);
birding_safaris_on.src = "../images/birding_safaris_on.jpg";
camping_safaris_off = new Image(176,20);
camping_safaris_off.src = "../images/camping_safaris_off.jpg";
camping_safaris_on = new Image(176,20);
camping_safaris_on.src = "../images/camping_safaris_on.jpg";
excursions_off = new Image(176,20);
excursions_off.src = "../images/excursions_off.jpg";
excursions_on = new Image(176,20);
excursions_on.src = "../images/excursions_on.jpg";
sitemap_off = new Image(176,20);
sitemap_off.src = "../images/sitemap_off.jpg";
sitemap_on = new Image(176,20);
sitemap_on.src = "../images/sitemap_on.jpg";
contactus_off = new Image(176,20);
contactus_off.src = "../images/contactus_off.jpg";
contactus_on = new Image(176,20);
contactus_on.src = "../images/contactus_on.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 -->