private function init()
    {
        if (!$this->plink) {
            if (!extension_loaded('pspell')) {
                $this->error = "Pspell extension not available";
                return;
            }

            $this->plink = pspell_new($this->lang, null, null, RCUBE_CHARSET, PSPELL_FAST);
        }

        if (!$this->plink) {
            $this->error = "Unable to load Pspell engine for selected language";
        }
    }