/* Navigation Control
Home = 77px
Services = 93px
Products = 98px
Clients = 83px
Publications = 123px
Education = 107px
Contact = 112px
*/

ul#nav li {
   display:block;
   float:left;
   list-style-type:none;
   }
   
ul#nav li a {
   display:block;
   height:45px; width:77px;
   background:transparent url(images/navigation2.png) no-repeat 0 0;
   text-indent:-9009px;
   }
 

ul#nav li#home a {
   width:77px;
   background-position: 0px 0;
   }
ul#nav li#home a:hover,
body#home ul#nav li#home a {
   background-position: 0px -45px;
   }   
  
ul#nav li#services a {
   width:93px;
   background-position: -77px 0;
   }
ul#nav li#services a:hover,
body#services ul#nav li#services a {
   background-position: -77px -45px;
   }    

ul#nav li#products a {
   width:98px;
   background-position: -170px 0;
   }
ul#nav li#products a:hover,
body#products ul#nav li#products a {
   background-position: -170px -45px;
   }
   
ul#nav li#clients a {
   width:83px;
   background-position: -268px 0;
   }
ul#nav li#clients a:hover,
body#clients ul#nav li#clients a {
   background-position: -268px -45px;
   }

ul#nav li#publications a {
   width:123px;
   background-position: -351px 0;
   }
ul#nav li#publications a:hover,
body#publications ul#nav li#publications a {
   background-position: -351px -45px;
   }
   
ul#nav li#education a {
   width:107px;
   background-position: -474px 0;
   }
ul#nav li#education a:hover,
body#education ul#nav li#education a {
   background-position: -474px -45px;
   }
   
ul#nav li#about a {
   width:105px;
   background-position: -581px 0;
   }
ul#nav li#about a:hover,
body#about ul#nav li#about a{
   background-position: -581px -45px;
   }

ul#nav li#contact a {
   width:110px;
   background-position: -686px 0;
   }
ul#nav li#contact a:hover,
body#contact ul#nav li#contact a{
   background-position: -686px -45px;
   }