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) {
		welcome_over = newImage("/images/welcome-over.jpg");
		about_over = newImage("/images/about-over.jpg");
		benefits_over = newImage("/images/benefits-over.jpg");
		faqs_over = newImage("/images/faqs-over.jpg");
		test_over = newImage("/images/test-over.jpg");
		chapter_over = newImage("/images/chapter-over.jpg");
		member_over = newImage("/images/member-over.jpg");
		opening_over = newImage("/images/opening-over.jpg");
		forming_over = newImage("/images/forming-over.jpg");
		event_over = newImage("/images/event-over.jpg");
		lincoln_over = newImage("/images/lincoln-over.jpg");
		contact_over = newImage("/images/contact-over.jpg");
		home_over = newImage("/images/home-over.jpg");
		members_over = newImage("/images/members-over.jpg");
		change_over = newImage("/images/change-over.jpg");
		preloadFlag = true;
	}
}