WHAT IS GOD

• You can use Mediawiki syntax. It is possible that not all formatting options are supported at the moment.
  Links to other pages: [[Page Title]] or [[path/to/page|Title]].
  External links: http://example.com or [http://example.com some link title].
  Interwiki links: [[site:Page Title]].
  You can use the following interwiki links: path, gdo, wp
  Images are included with [[Image:name]]. (wikipedia help)

• You may post PHP code. You should include <?php ?> tags.

• Links to specified hosts will have a rel="nofollow" added to them.

More information about formatting options