function newImage(arg) {
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		rslt.src = arg;
		return rslt;
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}

function changeImages() {
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}

function preloadImages() {
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		about_over = newImage("images/about-over.jpg");
		patients_over = newImage("images/patients-over.jpg");
		ortho_over = newImage("images/ortho-over.jpg");
		braces_over = newImage("images/braces-over.jpg");
		care_over = newImage("images/care-over.jpg");
		contact_over = newImage("images/contact-over.jpg");
		comments_over = newImage("images/comments-over.jpg");
		referrals_over = newImage("images/referrals-over.jpg");
		patient_over = newImage("images/patient-over.jpg");
		preloadFlag = true;
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}
var preloadFlag = false;
window.onload = function() {preloadImages();}