<form style="margin-top: 0px;" action="<{$xoops_url}>/search.php" method="get">
  <div><input type="text" name="query" size="14" /><input type="hidden" name="action" value="results" /><br /><input type="submit" value="<{$block.lang_search}>" /></div>
</form>
<a href="<{$xoops_url}>/search.php" title="<{$block.lang_advsearch}>"><{$block.lang_advsearch}></a>