protected function OnSuccess()
    {
        $this->settings->SetLogLifetime((int)$this->Value('LogLifetime'));
        $this->settings->SetChangeRequestLifetime($this->Value('ChangeRequestLifetime'));
        $this->settings->SetMailFromEMail($this->Value('MailFromEMail'));
        $this->settings->SetMailFromName($this->Value('MailFromName'));
        $this->settings->SetSmtpHost($this->Value('SmtpHost'));
        $this->settings->SetSmtpPort($this->Value('SmtpPort'));
        $this->settings->SetSmtpUser($this->Value('SmtpUser'));
        $this->settings->SetSmtpPassword($this->Value('SmtpPassword'));
        $this->settings->SetSmtpSecurity($this->Value('SmtpSecurity'));
        $this->settings->Save();
        Response::Redirect($this->BackLink());
    }