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***http://www.linkedin.com/e/gis/77616/0AEFE3574537* Regards, Ajit -- _________________________________ Ajit Gemunu de Silva Oakland CA 94619 skype: ajit_de_silva [[alternative HTML version deleted]] ______________________________________________ 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.