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

function changeImages() {
	return false;
	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) {
		about_mtacc_over = newImage("/images/about_mtacc-over.gif");
		about_course_over = newImage("/images/about_course-over.gif");
		financial_over = newImage("/images/financial-over.gif");
		faq_over = newImage("/images/faq-over.gif");
		guarantee_over = newImage("/images/guarantee-over.gif");
		testimonials_over = newImage("/images/testimonials-over.gif");
		contact_over = newImage("/images/contact-over.gif");
		demo_over = newImage("/images/demo-over.gif");
		typing_test_over = newImage("/images/typing_test-over.gif");
		student_forum_over = newImage("/images/student_forum-over.gif");
		enroll_over = newImage("/images/enroll-over.gif");
		preloadFlag = true;
	}
}