I have something to suggest regarding Overflow (PL) and Piper versions. Let's agree that the Piper CVS version be in sync with the Overflow CVS and that we try to make releases that fit together. Of course, there are pros and cons... What do you think? Jean-Marc -- Jean-Marc Valin Universite de Sherbrooke - Genie Electrique valj01 at gel.usherb.ca