<block loop="$main_menu->list=>$key, $val" cond="$val['selected']">{@$depth1 = $val}</block>
<block loop="$depth1['list']=>$key, $val" cond="$depth1 && $val['selected']">{@$depth2 = $val}</block>
<block loop="$depth2['list']=>$key, $val" cond="$depth2 && $val['selected']">{@$depth3 = $val}</block>

<div class="bd_bc fl">
 <a href="{getSiteUrl()}"><strong>Home</strong></a>
 <block cond="$depth1"><span>&rsaquo;</span><a href="{$depth1['href']}">{$depth1['text']}</a></block>
 <block cond="$depth2"><span>&rsaquo;</span><a href="{$depth2['href']}"><block cond="$depth3">{$depth2['text']}</block><block cond="!$depth3"><em>{$depth2['text']}</em></block></a></block>
 <block cond="$depth3"><span>&rsaquo;</span><a href="{$depth3['href']}"><em>{$depth3['text']}</em></a></block>
</div>