Change the parameters of teh debit payment mod

Change the parameters of teh debit payment mod

Hi, I am trying to change the parameters of the debit payment mod.
I would like to change the length of the account numbers they can input.

please can you tell me where and what to change.

Thanks in advance

Aw: Change the parameters of teh debit payment mod

Change files
components\com_jshopping\payments\pm_debit\paymentform.php
components\com_jshopping\payments\pm_debit\pm_debit.php

Aw: Change the parameters of teh debit payment mod

Thank you for your quick reply..

but i need to change the 'bank_bic' number to accept an input of upto 9 numbers.

how do i change this ?

thanks