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) {
		topnav_01_over = newImage("images/topnav_01-over.gif");
		topnav_02_topnav_01_over = newImage("images/topnav_02-topnav_01_over.gif");
		topnav_02_topnav_03_over = newImage("images/topnav_02-topnav_03_over.gif");
		topnav_03_over = newImage("images/topnav_03-over.gif");
		topnav_04_topnav_03_over = newImage("images/topnav_04-topnav_03_over.gif");
		topnav_04_topnav_05_over = newImage("images/topnav_04-topnav_05_over.gif");
		topnav_05_over = newImage("images/topnav_05-over.gif");
		req1_over1 = newImage("images/auto-reqbutton-over.gif");
		req1_over2 = newImage("images/business-reqbutton-over.gif");
		req1_over3 = newImage("images/home-reqbutton-over.gif");
		req1_over4 = newImage("images/life-reqbutton-over.gif");
		submitreq = newImage("images/submit-qreq-over.gif");
		submitre = newImage("images/submit-req-over.gif");
		submitr = newImage("images/submit-over.gif");
		f = newImage("images/friends-over.gif");
		fw = newImage("images/friends-whmy-over.gif");
		lnav = newImage("images/leftnav-arrowbg-over.gif");
		preloadFlag = true;
	}
}

function genOver(button,image) {
		button.src = image;
}

function genOut(button,image) {
		button.src = image;
}