CSS Centreren (Opgelost)

<div id="header"></div>

<div id="header"></div>

#header{
	background:url("images/header.gif");
	position:center top;
	width:839px;
	height:130px;
}

#header{
	background:url("images/header.gif");
	position:center top;
	width:839px;
	height:130px;
}