Fellow Locians, Not to say that we should use this protocol (I guess it was developed by Microsoft), but XML-RPC seems to embed object requests (or "procedure calls") in an XML. Here is a link for those who are not familiar with it: http://www.scripting.com/davenet/98/07/xmlRpcForNewbies.html 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/ --