Identic problem ask question, my code:
<?php
//PRONUX TMS START
include DIR_WS_INCLUDES.'TMS/Conf.php';
$TMS->tab[1]['content'] = $product_info['products_description'];
$TMS->tab[2]['content'] = $reviewTabContent = '';
$reviews_query_raw = "select r.reviews_id, left(rd.reviews_text, 100) as reviews_text, r.reviews_rating, r.date_added, r.customers_name from " . TABLE_REVIEWS . " r, " . TABLE_REVIEWS_DESCRIPTION . " rd where r.products_id = '" . (int)$product_info['products_id'] . "' and r.reviews_id = rd.reviews_id and rd.languages_id = '" . (int)$languages_id . "' and r.reviews_status = 1 order by r.reviews_id desc";
$reviews_split = new splitPageResults($reviews_query_raw, MAX_DISPLAY_NEW_REVIEWS);
if ($reviews_split->number_of_rows > 0) {
if ((PREV_NEXT_BAR_LOCATION == '1') || (PREV_NEXT_BAR_LOCATION == '3')) {
$reviewTabContent = '
<div class="contentText">
<p style="float: right;">'. TEXT_RESULT_PAGE . ' ' . $reviews_split->display_links(MAX_DISPLAY_PAGE_LINKS, tep_get_all_get_params(array('page', 'info'))) .'</p>
<p>'. $reviews_split->display_count(TEXT_DISPLAY_NUMBER_OF_REVIEWS) .'</p>
</div>
<br />';
}
$reviews_query = tep_db_query($reviews_split->sql_query);
while ($reviews = tep_db_fetch_array($reviews_query)) {
$reviewTabContent .= '
<div>
<span style="float: right;">'.sprintf(TEXT_REVIEW_DATE_ADDED, tep_date_long($reviews['date_added'])) .'</span>
<h2><a href="' . tep_href_link(FILENAME_PRODUCT_REVIEWS_INFO, 'products_id=' . $product_info['products_id'] . '&reviews_id=' . $reviews['reviews_id']) . '">' . sprintf(TEXT_REVIEW_BY, tep_output_string_protected($reviews['customers_name'])) . '</a> </h2>
</div>
<div class="contentText">
'. tep_break_string(tep_output_string_protected($reviews['reviews_text']), 60, '-<br />') . ((strlen($reviews['reviews_text']) >= 100) ? '..' : '') . '<br /><br /><i>' . sprintf(TEXT_REVIEW_RATING, tep_image(DIR_WS_IMAGES . 'stars_' . $reviews['reviews_rating'] . '.gif', sprintf(TEXT_OF_5_STARS, $reviews['reviews_rating'])), sprintf(TEXT_OF_5_STARS, $reviews['reviews_rating'])) . '</i>
</div>';
}
} else {
$reviewTabContent = '
<div class="contentText">
<?php echo TEXT_NO_REVIEWS; ?>
</div>';
}
$TMS->tab[2]['content'] = $reviewTabContent;
$TMS->tab[3]['content'] = $askTabContent;
$TMS->setLanguage('', $_SESSION['language']);
$TMS->generateTabMenuSection(true);
//PRONUX TMS END
?>
ask question works out tab, contribution for 2.3 is ask question
New 
deltabiri got a reaction from Pronux in Tab Menu Section (TMS) and Pronux TMS For Admin Support Thread