- $cgi->hidden('-name' => "customer_id_${row_idx}", '-value' => $ref->{ctid})
- . $cgi->checkbox('-name' => "statement_${row_idx}", '-value' => 1, '-label' => '', 'checked' => $ref->{checked});
+ $cgi->hidden('-name' => "customer_id_" . ($row_idx + 1), '-value' => $ref->{ctid})
+ . $cgi->checkbox('-name' => "statement_" . ($row_idx + 1), '-value' => 1, '-label' => '', 'checked' => $ref->{checked});