+backup of your config.php file before use.
+
+Order of authentication checks
+------------------------------
+When plugin checks if user can use it, it first checks
+plugins/administrator/admins file. If file does not exist, plugin
+checks config/admins. If plugin can't find admins file, it tries to
+use uid based authentication.
+
+
+Credits
+-------
+
+The administrator plugin was originally created by Philippe Mingo, and is now
+maintained by the SquirrelMail Project Team.