# set values to 0 if nothing entered
$form->{"discount_$i"} = $form->parse_amount($myconfig, $form->{"discount_$i"});
$form->{"sellprice_$i"} = $form->parse_amount($myconfig, $form->{"sellprice_$i"});
# set values to 0 if nothing entered
$form->{"discount_$i"} = $form->parse_amount($myconfig, $form->{"discount_$i"});
$form->{"sellprice_$i"} = $form->parse_amount($myconfig, $form->{"sellprice_$i"});