// JavaScript Document
//Preload Script
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) {
		nav_home_over = newImage("images/nav-home-over.jpg");
		nav_about_over = newImage("images/nav-about-over.jpg");
		nav_news_over = newImage("images/nav-news-over.jpg");
		nav_events_over = newImage("images/nav-events-over.jpg");
		nav_outreach_over = newImage("images/nav-outreach-over.jpg");
		nav_volunteer_over = newImage("images/nav-volunteer-over.jpg");
		nav_help_over = newImage("images/nav-help-over.jpg");
		nav_visit_over = newImage("images/nav-visit-over.jpg");
		nav_markisland_over = newImage("images/nav-markisland-over.jpg");
		nav_wateradventures_over = newImage("images/nav-wateradventures-over.jpg");
		nav_wildlifesightings_over = newImage("images/nav-wildlifesightings-over.jpg");
		nav_maps_over = newImage("images/nav-maps-over.jpg");
		nav_conserve_over = newImage("images/nav-conserve.jpg");
		nav_faq_over = newImage("images/nav-faq-over.jpg");
		nav_policies_over = newImage("images/nav-policies-over.jpg");
		nav_newsletters_over = newImage("images/nav-newsletters-over.jpg");
		nav_shop_over = newImage("images/nav-shop-over.jpg");
		nav_links_over = newImage("images/nav-links-over.jpg");
		preloadFlag = true;
	}
}
//end Preload Script