[ViewLevel] Plugin fixed to work with r3951 of WordPress

[Markus Tacker]

See http://m.tacker.org/blog/389.viewlevel-plugin-fixed.html for details.

-- 
  mit freundlichen Grüßen          email ~ m at tacker.org
  Markus Tacker                      url ~ http://m.tacker.org/
                                     icq ~ 91709561