CSS:
#nav {
	display: inline;
	list-style-type: none;
	margin: 0;
	padding: 0;
}
#nav li {
	margin: 0;
	padding: 0;
}

xhtml:

<ul id="nav">
	</li><a href="yourlinklocation"><img src="yourimagegoeshere" alt="imagealttestgoesinthisspace" style="border: 0x;" /></li>
	<li>repeat li'ing</li>
</ul>