var isIE4=1;
var numItems=1;
var menuOffsetTop=68;
var menuHighlightColor="#333333";
var menuDimColor="#000000";
var timeout;

function show_nav(id){
	clearTimeout(timeout);
	clearall();
	var layername = "menu" + id;
	var offset = get_left(document.getElementById("p" + id)); 
	document.getElementById(layername).style.left = offset + "px";
	offset = get_top(document.getElementById("p" + id)); 
	document.getElementById(layername).style.top = (offset + 5) + "px";
	document.getElementById(layername).style.visibility = "visible";
}
	
function get_left(imgElem) {
	var xPos = eval(imgElem).offsetLeft;
	var tempEl = eval(imgElem).offsetParent;
  	while (tempEl != null) {
  		xPos += tempEl.offsetLeft;
  		tempEl = tempEl.offsetParent;
  	}
	return xPos;
}

function get_top(imgElem) {
	var yPos = eval(imgElem).offsetTop;
	var tempEl = eval(imgElem).offsetParent;
  	while (tempEl != null) {
  		yPos += tempEl.offsetTop;
  		tempEl = tempEl.offsetParent;
  	}
	return yPos;
}

function hide(num){
	if(isIE4) {
		var layername = "menu" + num;
		document.getElementById(layername).style.visibility = "hidden";
	}
}
	
	
	function highlight(id)
	{
	
	var i2 = "n" + id;
	document.getElementById(i2).style.backgroundColor = menuHighlightColor;
	}

	function dim(id)
	{
	
	var c = "n" + id;
	
//	if(document.getElementById(c).style) document.getElementById(c).style.backgroundColor = menuDimColor;
	}	

	function hideall(){
				for (i=1; i<menu_arr.length; i++) 
				{
				hide(menu_arr[i]);
				}
	}			
	
function clearall() {
	
				hideall();
	}