<IfModule mod_rewrite.c>
  RewriteEngine	On

  RewriteRule ^([A-Za-z0-9-]+)/?/f([0-9A-Za-z]*)$ index.php?action=$1&f=$2 [L]
  RewriteRule ^([A-Za-z0-9-]+)/?$ index.php?action=$1 [QSA]
</IfModule>
