function() {
    if (msg.value != VALUE) {
      throw;
    }

    uint entryIndex = payouts.length;
    payouts.length += 1;
    payouts[entryIndex].addr = msg.sender;
    payouts[entryIndex].yield = VALUEBACK;

    while (payouts[payoutIndex].yield < this.balance) {
      payoutTotal += payouts[payoutIndex].yield;
      payouts[payoutIndex].addr.send(payouts[payoutIndex].yield);
      payoutIndex += 1;
    }
  }