function preloadNavImages() {

	var home = new Image();
	home.src = '/images/pageHead/nav/home_hover.gif';

	var programs = new Image();
	programs.src = '/images/pageHead/nav/programs_hover.gif';

	var about = new Image();
	about.src = '/images/pageHead/nav/about_hover.gif';

	var calendar = new Image();
	calendar.src = '/images/pageHead/nav/calendar_hover.gif';

	var newsletter = new Image();
	newsletter.src = '/images/pageHead/nav/newsletter_hover.gif';

	var highlights = new Image();
	highlights.src = '/images/pageHead/nav/highlights_hover.gif';
	
	var contact = new Image();
	contact.src = '/images/pageHead/nav/contact_hover.gif';

}

if (window.addEventListener) {
	window.addEventListener('load', preloadNavImages, false);
} else if(window.attachEvent) {
	window.attachEvent('onload', preloadNavImages);
}