To give the list items a rollover effect they need to be converted to blocks using "display: block" applied to the "a" element.
When a hyperlink is converted to block-level, Mac/Opera6 will place the underlines above the hyperlinked words rather than under them and Win/Opera will display no underline at all. These rendering issues will be dealt with in following steps.
Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat.
CSS CODE
ul#navigation
{
list-style-type: none;
margin: 0;
padding: .5em 0;
border-top: 1px solid #666;
}
ul#navigation li a { display: block; }
ul#navigation .left
{
float: left;
width: 5em;
}
ul#navigation .right
{
float: right;
width: 5em;
}
HTML CODE
<p>
Lorem ipsum dolor sit amet...
</p>
<ul id="navigation">
<li class="left"><a href="#">Back</a></li>
<li class="right"><a href="#">Next</a></li>
</ul>