Here is the simple way to do a crumbtrail navigation with an unordered list and CSS.
<ul id="crumbtrail">
<li><a href="/">Home</a></li>
<li><a href="/blog">Blog</a></li>
<li>Crumbtrail Navigation</li>
</ul>
<style>
@media screen{
#crumbtrail {margin: 0; padding: 0; list-style: none;}
#crumbtrail li {background: url("/images/breadcrumb.gif") 2px 50% no-repeat; display: inline; padding: 0 0 0 11px;margin: 0; color: #666666;}
/* #crumbtrail li:before{content:"> ";} */ /* this would work in moz */
}
@media print{
#crumbtrail {display:none;}
}
</style>