a:link { text-decoration:none; 
         font-weight:bold; 
         color:#999;}
a:visited { text-decoration:none; 
            color:#777;}
a:hover { text-decoration:none; 
          background-color:white;}
a:active { text-decoration:none; 
           background-color:black;}
a:hover { text-decoration:none; 
          background-color:white;}