How can I have both date, author, subject index

Hello,

        I am a novice in mhonarc. I use mhonarc2.5.0 to generate archives. But 
it can only index by either one of date, author ,subject. I want to have 
them all. Who can tell me how can I do?

        Thanks very much!

Lu Guohan
China Education and Research
Network at Tsinghua University
feng(_at_)public(_dot_)bjnet(_dot_)edu(_dot_)cn