# get open invoices from ar/ap using $form->{vc} and a.${vc}_id, i.e. customer_id
     CP->get_openinvoices(\%myconfig, \%$form);
     ($newvc) = split /--/, $form->{ $form->{vc} };
     $form->{"old$form->{vc}"} = qq|$newvc--$form->{"$form->{vc}_id"}|;
     $updated = 1;
     # get open invoices from ar/ap using $form->{vc} and a.${vc}_id, i.e. customer_id
     CP->get_openinvoices(\%myconfig, \%$form);
     ($newvc) = split /--/, $form->{ $form->{vc} };
     $form->{"old$form->{vc}"} = qq|$newvc--$form->{"$form->{vc}_id"}|;
     $updated = 1;