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_headernav_profgrowers_3 = newImage("image/ui-headernav-profgrowers_3.gif");
		ui_headernav_gc_6 = newImage("image/ui-headernav-gc_6.gif");
		ui_headernav_library_7 = newImage("image/ui-headernav-library_7.gif");
		ui_nav_plantlibrary_8 = newImage("image/ui-nav-plantlibrary_8.gif");
		ui_nav_newfeat_9 = newImage("image/ui-nav-newfeat_9.gif");
		ui_nav_custcenter_10 = newImage("image/ui-nav-custcenter_10.gif");
		ui_nav_wheretobuy_11 = newImage("image/ui-nav-wheretobuy_11.gif");
		ui_nav_whatshappening_12 = newImage("image/ui-nav-whatshappening_12.gif");
		ui_nav_aboutus_13 = newImage("image/ui-nav-aboutus_13.gif");
		ui_headernav_homepage_2 = newImage("image/ui-headernav-homepage_2.gif");
		ui_headernav_shoppingList_2 = newImage("image/ui-headernav-shoppingList_2.gif");
		preloadFlag = true;
	}
}