Source:

#header, #body, #footer {
	width: 600px;
	margin-right: auto;
	margin-left: auto;
	border:2px solid red;
}
#header h2 {
	margin:.5em;
}
#navigation, #content {
	border:1px solid black;
}
#navigation {
	width:200px;
	float:left;
	margin:0;
}
#content {
	margin-left:210px;
}
#footer {
	font-size:90%;
	text-align:center;
}
.clear {
	clear:left;
}

<div id="header">
	<h2>Company</h2>
</div>
<div id="body">
	<div id="navigation">
		<ul>
			<li>Home</li>
			<li>News</li>
			<li>Services</li>
			<li>About</li>
			<li>Contact</li>
		</ul>
	</div>
	<div id="content">Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aliquam sit  amet nunc at nibh ultricies rhoncus. Fusce tristique pharetra lectus.  Nunc euismod felis a magna. Phasellus eleifend facilisis nibh.  Vestibulum mattis blandit tellus.</div>
	<br class="clear" />
</div>
<div id="footer">&copy;2006 Company</div>