func: function noFee(address _from, address _to, uint256 _amount) private returns (bool) {
          require(!tokenFrozen);
          require(balances[_from] >= _amount);
          balances[_to] = balances[_to].add(_amount);
          balances[_from] = balances[_from].sub(_amount);
          emit Transfer(_from, _to, _amount);
          return true;
      }