if (document.images)
 {var imglist = new Array (
  "images/buttons/menu-inside-dark.gif"
,
 "images/buttons/menu-products-dark.gif"
,
 "images/buttons/menu-education-dark.gif"
 );
 var imgs = new Array(); var count;
 for (count=0; count<imglist.length; count++)
 {imgs[count]=new Image(); imgs[count].src=imglist[count];}
 }
 function hilite(name,m)
 {if (document.images)
 {imgswap(name, imgs[m])}
 }
 function imgswap(i1,i2)
 {if (document.images)
 {var temp = i1.src; i1.src=i2.src; i2.src=temp;}
 }
 
window.onerror = null;
 var bName = navigator.appName;
 var bVer = parseInt(navigator.appVersion);
 var NS4 = (bName == "Netscape" && bVer >= 4);
 var IE4 = (bName == "Microsoft Internet Explorer" && bVer >= 4);
 var NS3 = (bName == "Netscape" && bVer < 4);
 var IE3 = (bName == "Microsoft Internet Explorer" && bVer < 4);
 var menuActive = 0
 var menuOn = 0
 var onLayer
 var timeOn = null// LAYER SWITCHING CODE
if (NS4 || IE4) {
 if (navigator.appName == "Netscape") {
 layerStyleRef="layer.";
 layerRef="document.layers";
 styleSwitch="";
 }else{
 layerStyleRef="layer.style.";
 layerRef="document.all";
 styleSwitch=".style";
 }
}
 
// SHOW MENU
function showLayer(layerName){
if (NS4 || IE4) {
 if (timeOn != null) {
 clearTimeout(timeOn)
 hideLayer(onLayer)
 }
 if (NS4 || IE4) {
 eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
 } 
 onLayer = layerName
 }
}// HIDE MENU
function hideLayer(layerName){
 if (menuActive == 0) {
 if (NS4 || IE4) {
 eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
 }
 }
}// TIMER FOR BUTTON MOUSE OUT
function btnTimer() {
 timeOn = setTimeout("btnOut()",1000)
}// BUTTON MOUSE OUT
function btnOut(layerName) {
 if (menuActive == 0) {
 hideLayer(onLayer)
 }
}// MENU MOUSE OVER 
function menuOver(itemName) {
 clearTimeout(timeOn)
 menuActive = 1
}// MENU MOUSE OUT 
function menuOut(itemName) {
 menuActive = 0 
 timeOn = setTimeout("hideLayer(onLayer)", 0000)
 }