Appserv mcrypt with windows 7

1. Open your php.ini file, which is C:\Windows\php.ini, and change;extension=php_mcrypt.dll to extension=php_mcrypt.dll (just removing the ; from the beginning of the line).
2. Copy the file C:\AppServ\php5\libmcrypt.dll to folder C:\AppServ\Apache2.2.
3. Restart Apache.