> > I re-ordered your question, and snipped the rest. Top posting makes it nearly > impossible to follow, respond sanely to a thread of any length. > Chunk, thankds for pointing that out, and sorry about my previous post, it's my misunderstanding. I thought "top posting" referring to put old emails on top of my reply due to my not so good English. Will follow the rule now. Chen -- =========================================== Yu Chen Howard Hughes Medical Institute Chemistry Building, Rm 182 University of Maryland at Baltimore County 1000 Hilltop Circle Baltimore, MD 21250 phone: (410)455-6347 (primary) (410)455-2718 (secondary) fax: (410)455-1174 email: chen@xxxxxxxxxxxxx =========================================== - : send the line "unsubscribe linux-admin" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html