//SET THIS VAR TO 1 to make menus close when another menu is opened.
var blnSwitchMenu = 0;

if (document.getElementById){
document.write('<style type="text/css">\n')
document.write('.submenu{display: none;}\n')
document.write('</style>\n')
}

//Preload Images
img1=new Image()
img1.src="images/nav/nLeft_more.gif"
img2=new Image()
img2.src="images/nav/nLeft_less.gif"

function SwitchMenu(obj){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterdiv").getElementsByTagName("span");
	var im = document.getElementById("img" + obj);
	var oldimname;
	
		if(el.style.display != "block"){ 
			if(blnSwitchMenu == 1){
				for (var i=0; i<ar.length; i++){
					if (ar[i].className=="submenu") 
					ar[i].style.display = "none";
					oldimname = "img" + ar[i].id;
					document.getElementById(oldimname).src = img1.src;
				}
			}
			el.style.display = "block";
			im.src = img2.src;
		
		} else {
			el.style.display = "none";
			im.src = img1.src;
		}
	}
}

function SwitchRightMenu(obj){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterRightdiv").getElementsByTagName("span");
	var im = document.getElementById("img" + obj);
	var oldimname;
	
		if(el.style.display != "block"){ 
			if(blnSwitchMenu == 1){
				for (var i=0; i<ar.length; i++){
					if (ar[i].className=="submenu") 
					ar[i].style.display = "none";
					oldimname = "img" + ar[i].id;
					document.getElementById(oldimname).src = img1.src;
				}
			}
			el.style.display = "block";
			im.src = img2.src;
		
		} else {
			el.style.display = "none";
			im.src = img1.src;
		}
	}
}