div.nav_div {
 margin: auto;
 text-align:left;
 height: 30px;
 width: 1024px;
 background: transparent url('../Images/Buttons/blue_nav_bar200x30.jpg');
}

span.nav_span {
 line-height:30px;
 vertical-align: middle;
}

a.nav_a {
 line-height:30px;
 font-family: sans-serif;
 color: white;
 text-decoration: none;
}

a.nav_a:hover {
 text-decoration: underline;
}