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) {
		home_over = newImage("images/home-over.jpg");
		accommodation_over = newImage("images/accommodation-over.jpg");
		bookings_over = newImage("images/bookings-over.jpg");
		enquiries_over = newImage("images/enquiries-over.jpg");
		links_over = newImage("images/links-over.jpg");
		maps_over = newImage("images/maps-over.jpg");
		photos_over = newImage("images/photos-over.jpg");
		accommodationwa_over = newImage("images/accommodationwa-over.jpg");
		preloadFlag = true;
	}
}