#nav {
width: 900px;
height: 60px;
background: url(../images/linkbar.png);
margin: 0;
padding: 0;
position: relative;
clear: both;
}

#nav li {margin: 0; padding: 0; list-style: none; position: absolute; top: 0;}

#nav li, #nav a {height: 60px; display: block;}

#link1 { left: 0; width: 171px; }
#link2 { left: 171px; width: 192px; }
#link3 { left: 363px; width: 171px; }
#link4 { left: 534px; width: 185px; }
#link5 { left: 719px; width: 181px; }

#link1 a:hover { background: transparent url(../images/linkbar.png) 0px -60px no-repeat; }
#link2 a:hover { background: transparent url(../images/linkbar.png) -171px -60px no-repeat; }
#link3 a:hover { background: transparent url(../images/linkbar.png) -363px -60px no-repeat; }
#link4 a:hover { background: transparent url(../images/linkbar.png) -534px -60px no-repeat; }
#link5 a:hover { background: transparent url(../images/linkbar.png) -719px -60px no-repeat; }