var MenuLyr = new Array ()
MenuLyr[0] = "about"
MenuLyr[1] = "members"
MenuLyr[2] = "events"
MenuLyr[3] = "committees"
MenuLyr[4] = "other"


function showhidelayer(lname){
	if (chkBrowser()==1){
		for (var i=0;i<MenuLyr.length;i++){
			if (document.layers[MenuLyr[i]]){
				if (document.layers[MenuLyr[i]].id==lname){
					document.layers[MenuLyr[i]].visibility="visible"}
				else{
					document.layers[MenuLyr[i]].visibility="hidden"}
			}
		}
	}else{
		for (var i=0;i<MenuLyr.length;i++){
			if (document.all(MenuLyr[i])){		
				if (document.all(MenuLyr[i]).id==lname){
					document.all(MenuLyr[i]).style.visibility="visible"}
				else{
					document.all(MenuLyr[i]).style.visibility="hidden"}
			}
		}
	}
}


function chkBrowser() { 
  var nav=0,app=navigator.appName
  if (app.indexOf('Netscape') != -1) {
    nav=1;
     }return nav
  }

var timerID = null

function hide() {
//	timerID =setTimeout("showhidelayer('none')",1000)

	var mystr = location.pathname;
	if (mystr.indexOf("about")!=-1){
		//showhidelayer("about");
		timerID =setTimeout("showhidelayer('about')",100);
	}
	else if (mystr.indexOf("members")!=-1){
		//showhidelayer("members");
		timerID =setTimeout("showhidelayer('members')",100);		
	}
	else if (mystr.indexOf("events")!=-1){
		//showhidelayer("events");
		timerID =setTimeout("showhidelayer('events')",100);		
	}
	else if (mystr.indexOf("committees")!=-1){
		//showhidelayer("committees");
		timerID =setTimeout("showhidelayer('committees')",100);		
	}
	else if (mystr.indexOf("publications")!=-1){
		//showhidelayer("committees");
		timerID =setTimeout("showhidelayer('publications')",100);		
	}
        else
        {
          hideall();   
        }

//	stophide();	
}

function hideall() {
	timerID =setTimeout("showhidelayer('none')",1)
}

function stophide() {
	clearTimeout(timerID)
}

function killErrors() {
	return true;
}

//window.onerror = killErrors;