.navi {
	border: 0;
	margin: 0;
	padding: 0;
	width: 560px;
	height: 56px;
	overflow: hidden;
}

.navi img {
	visibility: hidden;
}

.navi a,
.navi a:link,
.navi a:visited {
	background-position: 0px 0px;
	float:left;
}
.navi a:focus,
.navi a:hover,
.navi a:active {
	background-position: 0px 56px;
	float:left;
}

.navi .jda a {
	background-image: url(../img/navi_jda.gif);
}
.navi .news a {
	background-image: url(../img/navi_news.gif);
}
.navi .exhibition a {
	background-image: url(../img/navi_exhibition.gif);
}
.navi .advertise a {
	background-image: url(../img/navi_advertise.gif);
}
.navi .contact a {
	background-image: url(../img/navi_contact.gif);
}
.navi .link a {
	background-image: url(../img/navi_link.gif);
}
.navi .navi01 a {
	background-image: url(../img/navi01.gif);
}