OSCommerce - show options of product - php code

<?php
    $products_attributes_query = tep_db_query("select count(*) as total from " . TABLE_PRODUCTS_OPTIONS . " popt, " . TABLE_PRODUCTS_ATTRIBUTES . " patrib where patrib.products_id='" . (int)$product_info['products_id'] . "' and patrib.options_id = popt.products_options_id and popt.language_id = '" . (int)$languages_id . "'");
    $products_attributes = tep_db_fetch_array($products_attributes_query);
    if ($products_attributes['total'] > 0) {
?>
          <table border="0" cellspacing="2" cellpadding="3">
         
<?php
      $products_options_name_query = tep_db_query("select distinct popt.products_options_id, popt.products_options_name from " . TABLE_PRODUCTS_OPTIONS . " popt, " . TABLE_PRODUCTS_ATTRIBUTES . " patrib where patrib.products_id='" . (int)$product_info['products_id'] . "' and patrib.options_id = popt.products_options_id and popt.language_id = '" . (int)$languages_id . "' order by popt.products_options_name");
      while ($products_options_name = tep_db_fetch_array($products_options_name_query)) {
        $products_options_array = array();
        $products_options_query = tep_db_query("select pov.products_options_values_id, pov.products_options_values_name, pa.options_values_price, pa.price_prefix from " . TABLE_PRODUCTS_ATTRIBUTES . " pa, " . TABLE_PRODUCTS_OPTIONS_VALUES . " pov where pa.products_id = '" . (int)$product_info['products_id'] . "' and pa.options_id = '" . (int)$products_options_name['products_options_id'] . "' and pa.options_values_id = pov.products_options_values_id and pov.language_id = '" . (int)$languages_id . "'");
        while ($products_options = tep_db_fetch_array($products_options_query)) {
          $products_options_array[] = array('id' => $products_options['products_options_values_id'], 'text' => $products_options['products_options_values_name']);
          if ($products_options['options_values_price'] != '0') {
            $products_options_array[sizeof($products_options_array)-1]['text'] .= ' (' . $products_options['price_prefix'] . $currencies->display_price($products_options['options_values_price'], tep_get_tax_rate($product_info['products_tax_class_id'])) .') ';
          }
        }

        if (isset($cart->contents[$product_info['products_id']]['attributes'][$products_options_name['products_options_id']])) {
          $selected_attribute = $cart->contents[$product_info['products_id']]['attributes'][$products_options_name['products_options_id']];
        } else {
          $selected_attribute = false;
        }
?>

            <tr>
              <td class="main" nowrap="nowrap"><strong><?php echo $products_options_name['products_options_name'] . ':'; ?></strong></td>
              <td class="main"><?php echo tep_draw_pull_down_menu('id[' . $products_options_name['products_options_id'] . ']', $products_options_array, $selected_attribute); ?></td>
            </tr>
<?php
      }
?>
          </table>
<?php
    }
?>