Transfer Code from the source account (old computer)*:

The Transfer Code is a sequence of 23 characters that you get runing the Transfer hours of use command from the ? menu located at the right hand side of the menu bar, and then replying "Yes" to the confirmation message.
Attention : this command will delete the account and reset the hours of use.

Site Code from the destination account (new computer)*:

The Site Code is a sequence of 23 characters that you can find in the Hours recharge dialog box.
This dialog box shows up when you choose the Recharge hours of use command from the ? menu located at the right hand side of the menu bar.