public function newsletter_unsubscribe($atts, $content) { if (isset($_REQUEST['unsubscribe'])) { extract(shortcode_atts(array('tabindex' => 100), $atts)); require_once MYMAIL_DIR . '/classes/form.class.php'; global $mymail_form; if (!$mymail_form) { $mymail_form = new mymail_form(); } return do_shortcode($content) . $mymail_form->unsubscribe_form($_REQUEST['unsubscribe'], isset($_REQUEST['k']) ? $_REQUEST['k'] : '', $tabindex); } }