/** Start the vote phase */
  private void startVotePeriod() {
    for (Participant p : poll.getParticipants().values()) {
      if (!p.hasAcceptedReview()) {
        for (int i = 0; i < 2; i++)
          Toast.makeText(this, R.string.toast_not_everybody_accepted, Toast.LENGTH_LONG).show();
        return;
      }
    }
    poll.setStartTime(System.currentTimeMillis());

    AndroidApplication.getInstance().getProtocolInterface().beginVotingPeriod(poll);
  }