var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		over_info = newImage(/*URL*/'origin_image/title/info_2.gif');
		over_list = newImage(/*URL*/'origin_image/title/list_2.gif');
		over_order = newImage(/*URL*/'origin_image/title/order_2.gif');
		preloadFlag = true;
	}
}