I think that this is a great topic to discuss on the long existing and little used outage-discuss@academ.com list. I have forwarded the original message there. -- Stan | Academ Consulting Services |internet: sob@academ.com Olan | For more info on academ, see this |uucp: {mcsun|amdahl}!academ!sob Barber | URL- http://www.academ.com/academ |Opinions expressed are only mine.