#nav {width:618px; height:135px; background:url("../images/menu.gif") no-repeat; position:relative; margin:0; padding:0;}

#nav li {margin: 0; padding: 0; list-style: none; position: absolute; top: 0;}
#nav li, #nav a {height: 135px; display: block;}

#nav_1b {left: 0; width: 69px;}
#nav_2b {left: 69px; width: 69px;}
#nav_3b {left: 138px; width: 69px;}
#nav_4b {left: 207px; width: 69px;}
#nav_5b {left: 276px; width: 69px;}
#nav_6b {left: 345px; width: 69px;}
#nav_7b {left: 414px; width: 69px;}
#nav_8b {left: 483px; width: 69px;}
#nav_9b {left: 552px; width: 66px;}

#nav_1b a.highlighted {background:transparent url("../images/menu.gif") no-repeat 0 -135px;}
#nav_2b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -69px -135px;}
#nav_3b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -138px -135px;}
#nav_4b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -207px -135px;}
#nav_5b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -276px -135px;}
#nav_6b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -345px -135px;}
#nav_7b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -414px -135px;}
#nav_8b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -483px -135px;}
#nav_9b a.highlighted {background:transparent url("../images/menu.gif") no-repeat -552px -135px;}