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) {
		ui_nav_fruittrees_8 = newImage("image/ui-nav-fruittrees_8.gif");
		ui_nav_featuredvarieties_9 = newImage("image/ui-nav-featuredvarieties_9.gif");
		ui_nav_wheretobuy_10 = newImage("image/ui-nav-wheretobuy_10.gif");
		ui_nav_growingtips_11 = newImage("image/ui-nav-growingtips_11.gif");
		ui_nav_login_12 = newImage("image/ui-nav-login_12.gif");
		ui_nav_enews_13 = newImage("image/ui-nav-enews_13.gif");
		ui_footer_contact_3 = newImage("image/ui-footer-contact_3.gif");
		ui_footer_about_4 = newImage("image/ui-footer-about_4.gif");
		ui_footer_home_2 = newImage("image/ui-footer-home_2.gif");
		preloadFlag = true;
	}
}