($form->{type} eq 'invoice') ? (
opthash("invoice", $form->{PD}{invoice}, $locale->text('Invoice')),
opthash("proforma", $form->{PD}{proforma}, $locale->text('Proforma Invoice')),
+ opthash("invoice_copy", $form->{PD}{invoice_copy}, $locale->text('Invoice Copy')),
) : undef,
($form->{type} eq 'invoice' && $form->{storno}) ? (
opthash("storno_invoice", $form->{PD}{storno_invoice}, $locale->text('Storno Invoice')),