var activeSub=0;
var SubNum=0;

function reDo(){ window.location.reload() }
window.onresize = reDo;

//Define global variables
var timerID = null;
var timerOn = false;
var timecount = 2000;
var what = null;
var newbrowser = true;
var check = false;

function init(){
//	alert ("Running Init");
if (document.layers) {
//	alert ("Running Netscape 4");
	layerRef="document.layers";
	styleSwitch="";
	visibleVar="show";
	screenSize = window.innerWidth;
	what ="ns4";
}else if(document.all){
//	alert ("Running IE");
	layerRef="document.all";
	styleSwitch=".style";
	visibleVar="visible";
	screenSize = document.body.clientWidth + 18;
	what ="ie";
}else if(document.getElementById){
//	alert ("Running Netscape 6");
	layerRef="document.getElementByID";
	styleSwitch=".style";
	visibleVar="visible";
	what="moz";
}else{
//	alert("Older than 4.0 browser.");
	what="none";
	newbrowser = false;
}
//window.status='status bar text to go here';
check = true;
}

// Turns the layers on and off
function showLayer(layerName){
if(check){
	if (what =="none")
		return;
	else if (what == "moz")
		document.getElementById(layerName).style.visibility="visible";
	else
		eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
}else
	return;
}

function hideLayer(layerName){
if(check){
	if (what =="none")
		return;
	else if (what == "moz")
		document.getElementById(layerName).style.visibility="hidden";
	else
		eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
}else
	return;
}

function hideAll(){
	hideLayer('about_drop1');
	hideLayer('membership_drop1');
	hideLayer('training_drop1');
	hideLayer('training_calendar_drop2');
	hideLayer('publications_drop1');
	hideLayer('publications_magazine_drop2');
	hideLayer('certification_drop1');
	hideLayer('certification_application_drop2');
	hideLayer('certification_application_drop3');
	hideLayer('certification_application_drop4');
	hideLayer('certification_application_drop5');
	hideLayer('conferences_drop1');
	hideLayer('conferences_annual_drop2');
	hideLayer('vendor_drop1');
	hideLayer('vendor_annual_drop2');
	hideLayer('vendor_advertising_drop2');
	hideLayer('awards_drop1');
}

function startTime() {
if (timerOn == false) {
	timerID=setTimeout( "hideAll()" , timecount);
	timerOn = true;
}}

function stopTime() {
if (timerOn) {
	clearTimeout(timerID);
	timerID = null;
	timerOn = false;
}}

function onLoad(){init();}