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_home_19 = newImage("image/ui-nav-home_19.gif");
		ui_nav_sewingmachines_20 = newImage("image/ui-nav-sewingmachines_20.gif");
		ui_nav_classes_21 = newImage("image/ui-nav-classes_21.gif");
		ui_nav_vacuums_22 = newImage("image/ui-nav-vacuums_22.gif");
		ui_nav_centralvac_23 = newImage("image/ui-nav-centralvac_23.gif");
		ui_nav_repairs_24 = newImage("image/ui-nav-repairs_24.gif");
		ui_nav_coupons_25 = newImage("image/ui-nav-coupons_25.gif");
		ui_nav_about_26 = newImage("image/ui-nav-about_26.gif");
		ui_nav_contact_27 = newImage("image/ui-nav-contact_27.gif");
		preloadFlag = true;
	}
}