#linkzub {position:relative ; top:-11px}
#linkzub a {display:block; width:74px; height: 59px; background: url("zubehoer-color.jpg") no-repeat ; }
#linkzub img {display:block; width:74px; height: 59px; border:0;}
#linkzub a:hover img {visibility: hidden;}
#linkers {position:relative ; top:-11px}
#linkers a {display:block; width:37px; height: 59px; background: url("ers-color.jpg") no-repeat ; }
#linkers img {display:block; width:37px; height: 59px; border:0;}
#linkers a:hover img {visibility: hidden;}
#linkdoc {position:relative ; top:-11px}
#linkdoc a {display:block; width:57px; height: 59px; background: url("doc-color.jpg") no-repeat ; }
#linkdoc img {display:block; width:57px; height: 59px; border:0;}
#linkdoc a:hover img {visibility: hidden;}
.aktuell img {visibility: hidden;}