pragma solidity ^0.4.10;

contract Token {
    uint256 public totalSupply;
    function balanceOf(address _owner) constant returns (uint256 balance);
    function transfer(address _to, uint256 _value) returns (bool success);
    function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
    function approve(address _spender, uint256 _value) returns (bool success);
    function allowance(address _owner, address _spender) constant returns (uint256 remaining);
    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}


/*  ERC 20 token */
contract StandardToken is Token {

    function transfer(address _to, uint256 _value) returns (bool success) {
      if (balances[msg.sender] >= _value && _value > 0) {
        balances[msg.sender] -= _value;
        balances[_to] += _value;
        Transfer(msg.sender, _to, _value);
        return true;
      } else {
        return false;
      }
    }

    function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
      if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && _value > 0) {
        balances[_to] += _value;
        balances[_from] -= _value;
        allowed[_from][msg.sender] -= _value;
        Transfer(_from, _to, _value);
        return true;
      } else {
        return false;
      }
    }

    function balanceOf(address _owner) constant returns (uint256 balance) {
        return balances[_owner];
    }

    function approve(address _spender, uint256 _value) returns (bool success) {
        allowed[msg.sender][_spender] = _value;
        Approval(msg.sender, _spender, _value);
        return true;
    }

    function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
      return allowed[_owner][_spender];
    }

    mapping (address => uint256) balances;
    mapping (address => mapping (address => uint256)) allowed;
}


// requires 133,650,000 BAT deposited here
contract BATSafe {
  mapping (address => uint256) allocations;
  uint256 public unlockDate;
  address public BAT;
  uint256 public constant exponent = 10**18;

  function BATSafe(address _BAT) {
    BAT = _BAT;
    unlockDate = now + 6 * 30 days;
    allocations[0xc504E7BF907fccc389d08A1C302d03B7baB4E5DC] = 2000000;
    allocations[0x2Cb6882D101d300694918e93F18b52327AA95302] = 2000000;
  }

  function unlock() external {
    if(now < unlockDate) throw;
    uint256 entitled = allocations[msg.sender];
    allocations[msg.sender] = 0;
    if(!StandardToken(BAT).transfer(msg.sender, entitled * exponent)) throw;
  }

}