contract BasicToken is ERC20Basic, Ownable {
  using SafeMath for uint256;

  mapping(address => uint256) balances;
  bool public transferEnabled = false;

  /**
  * @dev transfer token for a specified address
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint256 _value) public returns (bool) {
    require(_to != address(0));
    require(_value <= balances[msg.sender]);
    require(transferEnabled || isOwner());

    // SafeMath.sub will throw if there is not enough balance.
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    emit Transfer(msg.sender, _to, _value);
    return true;
  }

  /**
  * @dev Gets the balance of the specified address.
  * @param _owner The address to query the the balance of.
  * @return An uint256 representing the amount owned by the passed address.
  */
  function balanceOf(address _owner) public view returns (uint256 balance) {
    return balances[_owner];
  }

  /**
   * @dev Function to enable transfer.
   * @return True if the operation was successful.
   */
  function enableTransfer() onlyOwner public returns (bool) {
    transferEnabled = true;
    return true;
  }

  /**
   * @dev Function to enable transfer.
   * @return True if the operation was successful.
   */
  function disableTransfer() onlyOwner public returns (bool) {
    transferEnabled = false;
    return true;
  }

}
/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances.
 */
function enableTransfer() onlyOwner public returns (bool) {
    transferEnabled = true;
    return true;
  }
/**
 * @dev Function to enable transfer.
 * @return True if the operation was successful.
 */