Some information about trustpath here:
http://xoops.peak.ne.jp/md/news/index.php?page=article&storyid=101The files in "html" directory go in your "normal" area (content of "module" subdirectory in "modules" directory... if you use Xoops Cube Legacy - put "preload" content in "preload" directory - otherwise ignore.
The files in "xoops_trust_path" directory go into the "xoops-trust_path" directory... when you have read the article above, you will understand this better.