Rikugun Type /albhed and press enter to switch to Al Bhed mode! After this, anything you say will be translated to Al Bhed. To stop, simply type /albhedstop.
Should you have any trouble with the script, or simply feel that it needs changing, you can always e-mail me at "rikugun[dot]nl[at]gmail[dot]com". Please enter "Al Bhed Script" in the subject line