// we return time() instead of 0 (as it previously was), so that the session variable has to be set in order to send the mail
		$timeout = $session->get('com_mailto.formtime', time());
		if($timeout == 0 || time() - $timeout < MAILTO_TIMEOUT) {
			JError::raiseNotice( 500, JText:: _ ('EMAIL_NOT_SENT' ));
			return $this->mailto();
		}
		// here we unset the counter right away so that you have to wait again, and you have to visit mailto() first
		$session->set('com_mailto.formtime', null);