public function addHeader($add, $dca)
    {
        $catId = $add['id'];
        unset($add['id']); //delete the helper
        
        $sql = 'SELECT CAST(`banner_published` AS UNSIGNED INTEGER) AS published
                	,count(id) AS numbers 
                FROM `tl_banner` 
                WHERE `pid`=?
                GROUP BY 1';
        $objNumbers = \Database::getInstance()->prepare($sql)->execute($catId);
        if ($objNumbers->numRows == 0)
        {
            return $add;
        }
        $published     = 0;
        $not_published = 0;
        while ($objNumbers->next())
        {
            if ($objNumbers->published == 0) 
            {
            	$not_published = $objNumbers->numbers;
            }
            if ($objNumbers->published == 1)
            {
                $published = $objNumbers->numbers;
            }
        }
    
        $add[$GLOBALS['TL_LANG']['tl_banner']['banner_number_of']] = $published." " 
                        . $GLOBALS['TL_LANG']['tl_banner']['banner_active']
                        . " / "
                        . $not_published." "
                        . $GLOBALS['TL_LANG']['tl_banner']['banner_inactive'];
        return $add;
    }