a.gatekeeper {
    display: block;
    width: 171px;
    height: 29px;
    background: url("images/gatekeeperBtn.jpg") 0 0 no-repeat;
    text-decoration: none;
}
 
a:hover.gatekeeper {
    background-position: -171px 0;
    color:black;
}


a.celebrites {
    display: block;
    width: 171px;
    height: 29px;
    background: url("images/celebritesBtn.jpg") 0 0 no-repeat;
    text-decoration: none;
}
 
a:hover.celebrites {
    background-position: -171px 0;
    color:black;
}



a.businesses {
    display: block;
    width: 171px;
    height: 29px;
    background: url("images/businessBtn.jpg") 0 0 no-repeat;
    text-decoration: none;
}
 
a:hover.businesses {
    background-position: -171px 0;
    color:black;
}



a.productions {
    display: block;
    width: 171px;
    height: 29px;
    background: url("images/productionsBtn.jpg") 0 0 no-repeat;
    text-decoration: none;
}
 
a:hover.productions {
    background-position: -171px 0;
    color:black;
}