templates/blocks/tag_block_cloud.tpl
<div class="tag-cloud" style="line-height: 150%; padding: 5px;">
<{foreach item=tag from=$block.tags}>
<span class="tag-level-<{$tag.level}>" style="font-size: <{$tag.font}>%; display: inline; padding-right: 5px;">
<a href="<{$xoops_url}>/modules/<{$block.tag_dirname}>/view.tag.php<{$smarty.const.URL_DELIMITER}><{$tag.term}>/"
title="<{$tag.title}>" rel="tag"><{$tag.title}></a>
</span>
<{/foreach}>
</div>