$column_data{qty} =
qq|<td align=right><input name="qty_$i" size=5 value=|
. $form->format_amount(\%myconfig, $form->{"qty_$i"}, $qty_dec) .qq|>|;
- if ($form->{formel}) {
+ if ($form->{"formel_$i"}) {
$column_data{qty} .= qq|<button type="button" onclick="calculate_qty_selection_window('qty_$i','alu_$i', 'formel_$i', $i)">| . $locale->text('*/') . qq|</button>
<input type=hidden name="formel_$i" value="$form->{"formel_$i"}"><input type=hidden name="alu_$i" value="$form->{"alu_$i"}"></td>|;
}