/* HEADER STYLES */div.header_container {	width:100%;	height:226px;	background: transparent url(images/gradient_top.png) repeat-x top;}.header {	width: 864px;	height: 225px;	background: transparent url(images/header.png) no-repeat top center; 	margin: 0 auto; 	border: thin dotted transparent;}.header .sitelogo {	width: 460px; 	height: 130px; 	margin: 0 auto; 	margin-top: 40px; 	background: transparent url(images/sitelogo.png) no-repeat center center;}.header .navigation {	width: 750px;	height: 30px;	margin: 0 auto;	margin-top: 19px;	text-align: center;}.header .navigation span {	display: inline-block; 	height: 28px;	background-color: transparent;	background-repeat: no-repeat;	background-position: center top;}.header .navigation span:hover {background-position: center bottom;}.header .navigation span.navlink-home {width: 96px;  background-image: url(images/navlink-home.png);}.header .navigation span.navlink-forum {width: 67px;  background-image: url(images/navlink-forum.png);}.header .navigation span.navlink-wiki {width: 47px;  background-image: url(images/navlink-wiki.png);}.header .navigation span.navlink-tuts {width: 90px;  background-image: url(images/navlink-tuts.png);}.header .navigation span.navlink-filebase {width: 75px;  background-image: url(images/navlink-filebase.png);}.header .navigation span.navlink-gallery {width: 70px;  background-image: url(images/navlink-gallery.png);}.header .navigation span.navseparator {width: 85px; background: transparent url(images/navseparator.png) no-repeat center center;}/* ============================ */