http://www.amamoba.com/wordpress/wordpress-password.html
http://blog.livedoor.jp/vine_user/archives/51247139.html
http://guitarfish.wazure.jp/index.php?IIS%E3%81%B8%E3%81%AEPHP%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95(IIS7.5%20x%20PHP5.2.11)#h38ba36a