<!--
//browser test:
bName = navigator.appName;
bVer = parseInt (navigator.appVersion);
if (bName == "Netscape" && bVer >= 3) version = "n3";
else if (bName == "Netscape" && bVer == 2) version = "n2";
else if (bName == "Microsoft Internet Explorer" && bVer >= 3) version = "n3";
else version = "n2";
//end of browser test
// preload universal images:
// If it is Netscape 3 browser
if (version== "n3") {
b0off = new Image(); b0off.src = "images/mail_nav.gif";
b0on = new Image(); b0on.src = "images/mail_nav2.gif";
b1off = new Image(); b1off.src = "images/home_nav.gif";
b1on = new Image(); b1on.src = "images/home_nav2.gif";
b2off = new Image(); b2off.src = "images/map_nav.gif";
b2on = new Image(); b2on.src = "images/map_nav2.gif";
b3off = new Image(); b3off.src = "images/info_nav.gif";
b3on = new Image(); b3on.src = "images/info_nav2.gif";

}
function hiLite (imgDocID,imgObjName) {
   if (version == "n3") {
      document.images[imgDocID].src = imgObjName;
      }
   }
function hiLiteOff(imgDocID,imgObjName) {
   if (version == "n3") {
      document.images[imgDocID].src = imgObjName;
      }
   }
//-->