Gavin: [...] > I think you should read ?load to rethink what these functions do and how > they do it. [...]
Absolutely correct. I will. Thank you for your time Gavin, Nikos ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.