var showflag = false; 
	var showflag2 = false;
	
	var id = null; 
	var id2 = null;
	
	var onname=""; 
	var onname2="";

	var debug = false;
	var isNN = (document.layers) ? 1 : 0;
	var isIE = (document.all)  ? 1 : 0;
	var isMozilla = false;
	var appVer = 0;
	var menulevel = 0;
	
	function show(name, x, submenu, pos){
		menulevel = submenu; 
		
		if (showflag && submenu!=2) {
			hide(); 
			killtimer();
		} else if (showflag2 && submenu==2) {
			hide2();
			killtimer2();
		}
		
		if (isNN){
			document.layers[name].top = 105+(pos-1)*15;
			document.layers[name].left =	x; 
			document.layers[name].visibility='show';
		} else if (isIE) {
			document.all[name].style.top = 100+(pos-1)*15;
			document.all[name].style.left = x;			
			document.all[name].style.visibility='visible';
		}
		if (submenu == 2) {
			showflag2=true;
			onname2 = name;
			reset2();
		} else {
			showflag=true;
			onname=name;
		}
	}
	
	function killtimer(){
		if (id!=null) { 
			clearTimeout(id); 
			id=null;
		}
		return true;
	}
	
	function killtimer2(){
		if (id2!=null) { 
			clearTimeout(id2); 
			id2=null;
		}
		return true;
	}
	
	function hide2() {
		if (id2!=null) {
			killtimer2();
		}
	
		if (showflag2) {
			if (isNN) {
				document.layers[onname2].visibility = 'hide';
			} else if (isIE) {
				document.all[onname2].style.visibility='hidden';
			}
		}
		onname2 = "";
		showflag2=false;			
	}
	
	function hide() {
		if (id!=null) {
			killtimer();
		}
	
		if (showflag && !showflag2) {
			if (isNN) {
				document.layers[onname].visibility = 'hide';
			} else if (isIE) {
				document.all[onname].style.visibility='hidden';
			}
			onname = "";
			showflag=false;			
		} else {
			reset();
		}
	}
	
	function reset(){
		killtimer();
		id = setTimeout('hide()', 500);
	}
	
	function reset2(){
		killtimer2();
		id2 = setTimeout('hide2()', 2000);
	}