$connection->executeUpdate("INSERT INTO users (id, username, password, name, surname, address, email, role, account_activation_key) VALUES (null, '$login', '$password', '$name', '$surname', '$address', '$email', 'D', '$challange')");
                $error_num = $connection->getErrorNum();
                $id = $connection->getLastInsertedId();
                if ($id <> 0) {

                    require("includes/class.phpmailer.php");
                    $mail = new PHPMailer();
                    $mail->IsSMTP();
                    $mail->CharSet = "iso-8859-2";
                    $mail->Host = "poczta.o2.pl";
                    $mail->From = "budowlany3@o2.pl";
                    $mail->FromName = "Sklep budowlany";
                    $mail->AddAddress($email);

                    $mail->Subject = "Rejestracja";
                    $mail->Body = "Witamy w naszym sklepie i dziękujemy za dokonanie rejestracji.";
                    $mail->WordWrap = 100;

                    $mail->SMTPAuth = true;
                    $mail->Username = 'budowlany3';
                    $mail->Password = '*****';

<?
require("phpmailer/class.phpmailer.php");
$mail = new PHPMailer();

$mail->PluginDir = "phpmailer/";
$mail->From = "NASZE@KONTO"; //adres naszego konta
$mail->FromName = "phpMailer tester";//nagłówek From
$mail->Host = "NASZ.SERWER.SMTP";//adres serwera SMTP
$mail->Mailer = "smtp";
$mail->Username = "tester@KONTO";//nazwa użytkownika
$mail->Password = "HASLO";//nasze hasło do konta SMTP
$mail->SMTPAuth = true;
$mail->SetLanguage("en", "phpmailer/language/");

$mail->Subject = "Mail testowy";//temat maila

// w zmienną $text_body wpisujemy treść maila
$text_body = "Cześć, chyba phpMailer działa \n\n";
$text_body .= "Na zawsze Twój, \n";
$text_body .= "PHPMailer";

$mail->Body = $text_body;
// adresatów dodajemy poprzez metode 'AddAddress'
$mail->AddAddress("jurek@gdziestam.pl","Jurek");
$mail->AddAddress("franek@gdziestam.pl","Franek");

if(!$mail->Send())
echo "There has been a mail error <br>";
echo $mail->ErrorInfo."<br>";

// Clear all addresses and attachments
$mail->ClearAddresses();
$mail->ClearAttachments();
echo "mail sent <br>";

?>