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if ($arResult['TABS']['STOCKS']) {
    ?><li role="presentation"><a href="#stocks" aria-controls="home" role="tab" data-toggle="tab"><?=loc::getMessage('TABS_STOCKS')?></a></li><?
}
if (!empty($arResult['PROPERTIES']['C_DELIVERY_TEXT']['VALUE'])) {?>
    <li role="presentation"><a href="#info_delivery" aria-controls="info_delivery" role="tab" data-toggle="tab"><?=loc::getMessage('INFO_DELIVERY')?></a></li><?
}
if (!empty($arResult['PROPERTIES']['C_DELIVERY_COND_TEXT']['VALUE'])) {?>
    <li role="presentation"><a href="#rules_delivery" aria-controls="rules_delivery" role="tab" data-toggle="tab"><?=loc::getMessage('RULES_DELIVERY')?></a></li><?
}
if (!empty($arResult['PROPERTIES']['REVIEWS']['VALUE'])) {?>
    <li role="presentation"><a href="#reviews" aria-controls="reviews" role="tab" data-toggle="tab"><?=loc::getMessage('REVIEWS')?></a></li><?
}