IN the hands of Mohammad Jusuf Kalla, humor can be an effective weapon. When Tempo gave him the results of a survey in five cities, indicating that businessmen were dissatisfied with the governments performance, Kalla brought out that weapon. Ive never seen a satisfied businessman. I was once like that, he said, to the roar of laughter at one of the rooms inside the Vice-Presidential Palace in Central Jakarta last Thursday, just before the breaki