.menu a img{
visibility:hidden;
}

a#botan1{
background-image: url("../images/menu/botan1.jpg");
background-repeat:no-repeat;
}

a#botan1:hover{
background-position:0 -35px;
}

a#botan2{
background-image: url("../images/menu/botan2.jpg");
background-repeat:no-repeat;
}

a#botan2:hover{
background-position:0 -35px;
}

a#botan3{
background-image: url("../images/menu/botan3.jpg");
background-repeat:no-repeat;
}

a#botan3:hover{
background-position:0 -35px;
}

a#botan4{
background-image: url("../images/menu/botan4.jpg");
background-repeat:no-repeat;
}

a#botan4:hover{
background-position:0 -35px;
}

a#botan5{
background-image: url("../images/menu/botan5.jpg");
background-repeat:no-repeat;
}

a#botan5:hover{
background-position:0 -35px;
}