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{loop type() $t}
<h2><a href="{$t[url]}" {if isset($topid) && $topid==$t[typeid]}class="current"{/if}>{$t[typename]}</a></h2>
{loop type($t) $t1}
<h3><a href="{$t1[url]}" {if isset($typeid) && $typeid==$t1[typeid]}class="current"{/if}>{$t1[typename]}</a></h3>
{loop type($t1) $t2}
<h4><a href="{$t2[url]}" {if isset($typeid) && $typeid==$t2[typeid]}class="current"{/if}>{$t2[typename]}</a></h4>
{loop type($t2) $t3}
<h5><a href="{$t3[url]}" {if isset($typeid) && $typeid==$t3[typeid]}class="current"{/if}>{$t3[typename]}</a></h5>
{/loop}
{/loop}
{/loop}
{/loop}