HTMl
<div id="area_nav" class="mod_globalnav">
<ul>
<li class="current-menu-item"><a class="nav01" href="#">メニュー01</a></li>
<li><a class="nav02" href="#">メニュー02</a></li>
<li><a class="nav03" href="#">メニュー03</a></li>
<li><a class="nav04" href="#">メニュー04</a></li>
<li><a class="nav05" href="#">メニュー05</a></li>
</ul>
<!--mod_globalnav_end--></div>
CSS
/* mod_globalnav 画像置換
-----------------------------------------*/
.mod_globalnav{
height:45px;
}
.mod_globalnav ul{
margin:0 auto;
width:750px;
height:45px;
overflow:hidden;
position:relative;
}
.mod_globalnav ul li{
float:left;
width:150px;
height:45px;
overflow:hidden;
}
.mod_globalnav ul li a{
display:block;
height:45px;
text-indent: -9999px;
background-image: url('bg_globalnav.jpg');
background-repeat:no-repeat;
}
.mod_globalnav ul li a.nav01{background-position:0px 0px; width:150px;}
.mod_globalnav ul li.current-menu-item a.nav01,
.mod_globalnav ul li a.nav01:hover{background-position:0px -45px;}
.mod_globalnav ul li a.nav02{background-position:-150px 0px; width:150px;}
.mod_globalnav ul li.current-menu-item a.nav02,
.mod_globalnav ul li a.nav02:hover{background-position:-150px -45px;}
.mod_globalnav ul li a.nav03{background-position:-300px 0px; width:150px;}
.mod_globalnav ul li.current-menu-item a.nav03,
.mod_globalnav ul li a.nav03:hover{background-position:-300px -45px;}
.mod_globalnav ul li a.nav04{background-position:-450px 0px; width:150px;}
.mod_globalnav ul li.current-menu-item a.nav04,
.mod_globalnav ul li a.nav04:hover{background-position:-450px -45px;}
.mod_globalnav ul li a.nav05{background-position:-600px 0px; width:150px;}
.mod_globalnav ul li.current-menu-item a.nav05,
.mod_globalnav ul li a.nav05:hover{background-position:-600px -45px;}