#home a {
    display:block;
    background: url(images/cssroll_home.gif) 0 0 no-repeat;
    width: 172px;
    height: 33px;
   
   }
#home a:hover {
    background-position: -172px 0;

   }

#programs a {
    display:block;
    background: url(images/cssroll_programs.gif) 0 0 no-repeat;
    width: 172px;
    height: 40px;
   
   }
#programs a:hover {
    background-position: -172px 0;

   }
   
#classes a {
    display:block;
    background: url(images/cssroll_classes.gif) 0 0 no-repeat;
    width: 172px;
    height: 49px;
   
   }
#classes a:hover {
    background-position: -172px 0;

   }
   
#documents a {
    display:block;
    background: url(images/cssroll_documents.gif) 0 0 no-repeat;
    width: 172px;
    height: 50px;
   
   }
#documents a:hover {
    background-position: -172px 0;

   }
   
#contact a {
    display:block;
    background: url(images/cssroll_contact.gif) 0 0 no-repeat;
    width: 172px;
    height: 36px;
   
   }
#contact a:hover {
    background-position: -172px 0;

   }
   
#about a {
    display:block;
    background: url(images/cssroll_about.gif) 0 0 no-repeat;
    width: 172px;
    height: 41px;
   
   }
#about a:hover {
    background-position: -172px 0;

   }