contract Notes is Token {

    //// CONSTANTS

    // Number of NOTES
    uint256 public constant nFund = 80 * (10**6) * 10**decimals;

    // Token Metadata
    string public constant name = "NOTES";
    string public constant symbol = "NTS";
    uint256 public constant decimals = 18;
    string public version = "1.0";

    //// PROPERTIES

    address admin;
    bool public activated = false;
    mapping (address => bool) public activeGroup;
    mapping (address => uint256) public balances;
    mapping (address => mapping (address => uint256)) allowed;

    //// MODIFIERS

    modifier active()
    {
      require(activated || activeGroup[msg.sender]);
      _;
    }

    modifier onlyAdmin()
    {
      require(msg.sender == admin);
      _;
    }

    //// CONSTRUCTOR

    function Notes(address fund)
    {
      admin = msg.sender;
      totalSupply = nFund;
      balances[fund] = nFund;    // Deposit all to fund
      activeGroup[fund] = true;  // Allow the fund to transfer
    }

    //// ADMIN FUNCTIONS

    function addToActiveGroup(address a) onlyAdmin {
      activeGroup[a] = true;
    }

    function activate() onlyAdmin {
      activated = true;
    }

    //// TOKEN FUNCTIONS    

    function transfer(address _to, uint256 _value) active 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) active 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) active 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];
    }

}
// NOTES Token Implementation - transfers are prohibited unless switched on by admin
function addToActiveGroup(address a) onlyAdmin {
  activeGroup[a] = true;
}

//// ADMIN FUNCTIONS