+ # if we have a bt_chart_id we disallow changing the amount of the bank account
+ if ($form->{bt_chart_id}) {
+ $debitreadonly = $creditreadonly = "readonly" if ($form->{"accno_id_$i"} eq $form->{bt_chart_id});
+ $copy2credit = '' if $i == 1; # and disallow copy2credit
+ }
+