sinergi / php-browser-detector

            if (stripos(self::$userAgentString, 'msie') !== false && stripos(self::$userAgentString, 'opera') === false

            ) {

                // See if the browser is the odd MSN Explorer

                if (stripos(self::$userAgentString, 'msnb') !== false) {

                    $aresult = explode(' ', stristr(str_replace(';', '; ', self::$userAgentString), 'MSN'));

                    self::$browser->setName(Browser::MSN);

                    if (isset($aresult[1])) {

                        self::$browser->setVersion(str_replace(array('(', ')', ';'), '', $aresult[1]));

                    }

                    return true;

                }

                $aresult = explode(' ', stristr(str_replace(';', '; ', self::$userAgentString), 'msie'));

                self::$browser->setName(Browser::IE);

                if (isset($aresult[1])) {

     */

    public static function checkBrowserNetPositive()

    {

        if (stripos(self::$userAgentString, 'NetPositive') !== false) {

            $aresult = explode('/', stristr(self::$userAgentString, 'NetPositive'));

            if (isset($aresult[1])) {

                $aversion = explode(' ', $aresult[1]);

                self::$browser->setVersion(str_replace(array('(', ')', ';'), '', $aversion[0]));

            }

            self::$browser->setName(Browser::NETPOSITIVE);

            return true;

        }

        return false;

    }