function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		topnav02_over = newImage("images/nav/topnav02-over.png");
		topnav03_over = newImage("images/nav/topnav03-over.png");
		topnav04_over = newImage("images/nav/topnav04-over.png");
		topnav05_over = newImage("images/nav/topnav05-over.png");
		topnav06_over = newImage("images/nav/topnav06-over.png");
		topnav07_over = newImage("images/nav/topnav07-over.png");
		topnav08_over = newImage("images/nav/topnav08-over.png");
		topnav09_over = newImage("images/nav/topnav09-over.png");
		
		profilenav01_over = newImage("images/nav/profilenav01-over.gif");
		profilenav02_over = newImage("images/nav/profilenav02-over.gif");
		profilenav03_over = newImage("images/nav/profilenav03-over.gif");
		profilenav04_over = newImage("images/nav/profilenav04-over.gif");
		profilenav05_over = newImage("images/nav/profilenav05-over.gif");
		profilenav06_over = newImage("images/nav/profilenav06-over.gif");
		
		scoresnav01_over = newImage("images/nav/scoresnav01-over.gif");
		scoresnav02_over = newImage("images/nav/scoresnav02-over.gif");
		
		
		preloadFlag = true;
	}
}