Here is a news item on XML that you might find interesting: http://www.news.com/News/Item/0%2C4%2C30429%2C00.html?dd.ne.tx.fs2.1231 Jeff -- J.W. Bizzaro Phone: 617-552-3905 Boston College mailto:bizzaro at bc.edu Department of Chemistry http://www.uml.edu/Dept/Chem/Bizzaro/ --