if (document.images) {
	var img1 = new Image();
	img1.src = "/common/img/navi_topics.gif";
	var img2 = new Image();
	img2.src = "/common/img/navi_topics_on.gif";
	var img3 = new Image();
	img3.src = "/common/img/navi_flowerschool.gif";
	var img4 = new Image();
	img4.src = "/common/img/navi_flowerschool_on.gif";
	var img5 = new Image();
	img5.src = "/common/img/navi_wedding.gif";
	var img6 = new Image();
	img6.src = "/common/img/navi_wedding_on.gif";
	var img7 = new Image();
	img7.src = "/common/img/navi_tablefood.gif";
	var img8 = new Image();
	img8.src = "/common/img/navi_profile.gif";
	var img9 = new Image();
	img9.src = "/common/img/navi_blog.gif";
	var img10 = new Image();
	img10.src = "/common/img/navi_blog_on.gif";
}