function swapOverHM(btnID){
document.getElementById(btnID).src = "images/Homepage_nav/"+btnID+"_over.gif";
	//document[btnID].src=  "images/site/"+btnID+"_over.gif";
}
function swapOutHM(btnID){
document.getElementById(btnID).src = "images/Homepage_nav/"+btnID+"_up.gif";
	//document[btnID].src=  "images/site/"+btnID+"_up.gif";
}


function swapOver(btnID){
document.getElementById(btnID).src = "images/site/"+btnID+"_over.gif";
	//document[btnID].src=  "images/site/"+btnID+"_over.gif";
}
function swapOut(btnID){
document.getElementById(btnID).src = "images/site/"+btnID+"_up.gif";
	//document[btnID].src=  "images/site/"+btnID+"_up.gif";
}

image1 = new Image();
image1.src = "/images/site/nav_ranking.gif";
var delay_hide_nav=0


function Show_Nav(event,textID){
var pop_id = "pop_"+textID;
// Set popup to visible
temp=showNav(pop_id);
}

function resetit_nav(pop_id){
delayhide=setTimeout("hideNav('"+pop_id+"');",delay_hide_nav)
}

function clear_delayhide_nav(){
if (window.delayhide) clearTimeout(delayhide)
}

function hideNav(x){
var id = "pop_"+x;
			//safe function to hide an element with a specified id
			if (document.getElementById) { // DOM3 = IE5, NS6
				document.getElementById(id).style.display = 'none';
			}
			else {
				if (document.layers) { // Netscape 4
					document.id.display = 'none';
				}
				else { // IE 4
					document.all.id.style.display = 'none';
				}
			}
}

function showNav(id){
			//safe function to show an element with a specified id
			if (document.getElementById) { // DOM3 = IE5, NS6
				document.getElementById(id).style.display = 'block';
			}
			else {
				if (document.layers) { // Netscape 4
					document.id.display = 'block';
				}
				else { // IE 4
					document.all.id.style.display = 'block';
				}
			}
}