a.topnav_home_on { float:left; width:59px; height:36px; background:url('../images/topnav/home_on.png'); }
a.topnav_home { float:left; width:59px; height:36px; background:url('../images/topnav/home_off.png'); }
a.topnav_home:hover { float:left; width:59px; height:36px; background:url('../images/topnav/home_on.png'); }

a.topnav_practice_on { float:left; width:100px; height:36px; background:url('../images/topnav/practice_on.png'); }
a.topnav_practice { float:left; width:100px; height:36px; background:url('../images/topnav/practice_off.png'); }
a.topnav_practice:hover { float:left; width:100px; height:36px; background:url('../images/topnav/practice_on.png'); }

a.topnav_lawyer_on { float:left; width:105px; height:36px; background:url('../images/topnav/lawyer_on.png'); }
a.topnav_lawyer { float:left; width:105px; height:36px; background:url('../images/topnav/lawyer_off.png'); }
a.topnav_lawyer:hover { float:left; width:105px; height:36px; background:url('../images/topnav/lawyer_on.png'); }

a.topnav_history_on { float:left; width:59px; height:36px; background:url('../images/topnav/history_on.png'); }
a.topnav_history { float:left; width:59px; height:36px; background:url('../images/topnav/history_off.png'); }
a.topnav_history:hover { float:left; width:59px; height:36px; background:url('../images/topnav/history_on.png'); }

a.topnav_resources_on { float:left; width:95px; height:36px; background:url('../images/topnav/resources_on.png'); }
a.topnav_resources { float:left; width:95px; height:36px; background:url('../images/topnav/resources_off.png'); }
a.topnav_resources:hover { float:left; width:95px; height:36px; background:url('../images/topnav/resources_on.png'); }

a.topnav_client_on { float:left; width:65px; height:36px; background:url('../images/topnav/client_on.png'); }
a.topnav_client { float:left; width:65px; height:36px; background:url('../images/topnav/client_off.png'); }
a.topnav_client:hover { float:left; width:65px; height:36px; background:url('../images/topnav/client_on.png'); }