#topnavi a {background-image: url(../gfx/topnavi_a.gif);}
#topnavi a:hover {background-image: url(../gfx/topnavi_b.gif);}
#topnavi a.active {background-image: url(../gfx/topnavi_c.gif);}

.nav0 {width:52px; background-position: -25px 0px;}
.nav1 {width:72px; background-position: -84px 0px;}
.nav2 {width:104px; background-position: -163px 0px;}
.nav3 {width:114px; background-position: -274px 0px;}
.nav4 {width:50px; background-position: -395px 0px;}
.nav5 {width:82px; background-position: -452px 0px;}