On Oct 2, 2011, at 18:25 , Mao Jianfeng wrote: > But, vennerable can not be installed on my Mac book. Works for me. What are the symptoms? -- Peter Dalgaard, Professor, Center for Statistics, Copenhagen Business School Solbjerg Plads 3, 2000 Frederiksberg, Denmark Phone: (+45)38153501 Email: pd.mes at cbs.dk Priv: PDalgd at gmail.com