a

function BancorToken(string _name, string _symbol, uint8 _numDecimalUnits, address _formula, address _events) {
    if (bytes(_name).length == 0 || bytes(_symbol).length < 1 || bytes(_symbol).length > 6 || _formula == 0x0) // validate input
        throw;

    name = _name;
    symbol = _symbol;
    numDecimalUnits = _numDecimalUnits;
    formula = _formula;
    events = _events;

    if (events == 0x0)
        return;

    BancorEvents eventsContract = BancorEvents(events);
    eventsContract.newToken();
}