contract BasicToken is ERC20Basic {
    using SafeMath
    for uint256;
    mapping(address => uint256) balances;

	/**
	  * @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) {
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        Transfer(msg.sender, _to, _value);
    }
	
	/**
	  * @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) constant returns(uint256 balance) {
        return balances[_owner];
    }

}
/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances. 
 */
function transfer(address _to, uint256 _value) {
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    Transfer(msg.sender, _to, _value);
}

/**
 	  * @dev transfer token for a specified address
 	  * @param _to The address to transfer to.
 	  * @param _value The amount to be transferred.
 	  */