How to use AIM Password Decryptor to recover passwords?

Here is the details about the AIM password Decrypter.

Password Secrets of AIM:AIM version 6.x (till v7.2) onwards stores the password at the following registry location,
 HKEY_CURRENT_USER\Software\America Online\AIM6\PasswordsAIM PRO version uses the different registry location to store the passwords,
 HKEY_CURRENT_USER\Software\AIM\AIMPRO\Latest version of AIM (v7.5 since v7.3)