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) {
		home_over = newImage("/images/home-over.gif");
		about_over = newImage("/images/about-over.gif");
		join_over = newImage("/images/join-over.gif");
		members_over = newImage("/images/members-over.gif");
		chiefs_over = newImage("/images/chiefs-over.gif");
		co1_over = newImage("/images/co1-over.gif");
		co2_over = newImage("/images/co2-over.gif");
		co3_over = newImage("/images/co3-over.gif");
		co4_over = newImage("/images/co4-over.gif");
		co5_over = newImage("/images/co5-over.gif");
		probationary_over = newImage("/images/probationary-over.gif");
		muster_over = newImage("/images/muster-over.gif");
		calendar_over = newImage("/images/calendar-over.gif");
		Gallery_over = newImage("/images/Gallery-over.gif");
		blog_over = newImage("/images/blog-over.gif");
		fire_over = newImage("/images/fire-over.gif");
		ferndale_over = newImage("/images/ferndale-over.gif");
		preloadFlag = true;
	}
}
document.onload = preloadImages();