unbmvs1.csd.unb.ca> It would be appreciated if the members of this list would please write their names and email addresses at the beginning or end of their postings. For some reason, as of last week, such info no longer appears in my header. I don't know if this originates with our mainframe people here or with Welsh-L. Does anyone know? -Bob Robert Thiel Internet: thielr@umoncton.ca Universite de Moncton Moncton, New Brunswick, Canada