Enable php_mcrypt.dll extension in Windows 2003

Here is the simple way to enable mcrypt extension on Windows 2003 standard edition. Download the libmcrypt.dll from internet as we manage to download from http://dllcity.com/download-free-dll-file-libmcrypt.html , Once you download unzip it and put the dll into your C:\Windows\system32 folder.

enable the line extension=php_mcrypt.dll in php.ini  and restart IIS. Thats it however you can check the phpinfo and see mcrypt extensions enabled.