function xChange(imageName, newState) {
	if (document.images) {
		if (newState == "over")
		document.images[imageName].src = overImage[imageName].src
		else
		document.images[imageName].src = offImage[imageName].src
		}
}


function popUp(URL, x, y) {
	var myWin = window.open(URL,myWin, "resizable=yes,scrollbars=yes,height=" + y + ",width=" + x);
}


if (document.images) {
	overImage = new Array()

	overImage['nav_0'] = new Image()
	overImage['nav_0'].src = "images/nav_0_on.gif"
	overImage['nav_1'] = new Image()
	overImage['nav_1'].src = "images/nav_1_on.gif"
	overImage['nav_2'] = new Image()
	overImage['nav_2'].src = "images/nav_2_on.gif"
	overImage['nav_3'] = new Image()
	overImage['nav_3'].src = "images/nav_3_on.gif"
	overImage['nav_4'] = new Image()
	overImage['nav_4'].src = "images/nav_4_on.gif"
	overImage['nav_5'] = new Image()
	overImage['nav_5'].src = "images/nav_5_on.gif"
	offImage = new Array()
	
	offImage['nav_0'] = new Image()
	offImage['nav_0'].src = "images/nav_0_off.gif"
	offImage['nav_1'] = new Image()
	offImage['nav_1'].src = "images/nav_1_off.gif"
	offImage['nav_2'] = new Image()
	offImage['nav_2'].src = "images/nav_2_off.gif"
	offImage['nav_3'] = new Image()
	offImage['nav_3'].src = "images/nav_3_off.gif"
	offImage['nav_4'] = new Image()
	offImage['nav_4'].src = "images/nav_4_off.gif"
	offImage['nav_5'] = new Image()
	offImage['nav_5'].src = "images/nav_5_off.gif"
}

function HideContent(d) {
document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
document.getElementById(d).style.display = "block";
}
function ReverseDisplay(d) {
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}