トピック一覧ブロック／テーブル内見出し項目の折り返し禁止

▽xoops_trust_path/modules/d3forum/templates/block_list_topics.html

<tr>
<th><{$block.lang_forum}></th>
<th><{$block.lang_topic}></th>
<th align="center"><{$block.lang_replies}></th>
<th align="center"><{$block.lang_views}></th>
<th align="center" colspan="2"><{$block.lang_lastpost}></th>
</tr>
↓
<tr>
<th><{$block.lang_forum}></th>
<th><{$block.lang_topic}></th>
<th nowrap align="center"><{$block.lang_replies}></th>
<th nowrap align="center"><{$block.lang_views}></th>
<th nowrap align="center" colspan="2"><{$block.lang_lastpost}></th>
</tr>