if (document.images)  {
 	var imglist = new Array (	"images/mn_hardware_F2.gif", 	//0
						"images/mn_software_F2.gif",     //1
						"images/mn_webdesign_F2.gif",  //2
						"images/mn_hosting_F2.gif",        	//3
						"images/workstations_on.gif",     //4
						"images/servers_on.gif",        	//5
						"images/networking_on.gif",		//6
						"images/softwarep_on.gif",       	//7
						"images/softwaren_on.gif",        	//8
						"images/softwares_on.gif",        	//9
						"images/webdesign1_on.gif",       //10
						"images/webdesign2_on.gif",       //11
						"images/webdesign3_on.gif",       //12
						"images/hosting1_on.gif",        		//13
						"images/hosting2_on.gif",        		//14
						"images/hosting3_on.gif");			//15
	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)", 400)
 }