.menu_item a
{
	width: 180px;
	height: 30px;
	margin:0px 10px 0px 10px;
	padding:0px;
	text-indent:-999px;
	text-align:center;
	float: left;
}

.menu_item a#menu_a1 {
	background-image: url(../images/menu/menu_a1.gif);
}
.menu_item a#menu_a1:hover {
	background-image: url(../images/menu/menu_a1r.gif);
}
.menu_item a#menu_b1 {
	background-image: url(../images/menu/menu_b1.gif);
}
.menu_item a#menu_b1:hover {
	background-image: url(../images/menu/menu_b1r.gif);
}
.menu_item a#menu_c1 {
	background-image: url(../images/menu/menu_c1.gif);
}
.menu_item a#menu_c1:hover {
	background-image: url(../images/menu/menu_c1r.gif);
}
.menu_item a#menu_d1 {
	background-image: url(../images/menu/menu_d1.gif);
}
.menu_item a#menu_d1:hover {
	background-image: url(../images/menu/menu_d1r.gif);
}
.menu_item a#menu_e1 {
	background-image: url(../images/menu/menu_e1.gif);
}
.menu_item a#menu_e1:hover {
	background-image: url(../images/menu/menu_e1r.gif);
}