The 'service' an x-server provides is that of display-io for x-clients. This follows the same pattern as the 'service' a sql-server provides is that of sql-io for sql-clients. Nothing backwards about it! :-) Bob Ammerman RAm Systems (contract development of high performance, high function, low-level software) -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! use mailto:listserv@mitvma.mit.edu?body=SET%20PICList%20DIGEST