Go for it Eric! James Brooks comments on user (or luser) usefulness is right, but speaking for the rest of the abusers out here, I'd love to see a real-time tool parameter validation init as a serious debugging utility. Marc Wolfgram AOL: M Wolfgram GEnie: M.WOLFGRAM2 inet: marc@cxr_rs6000.med.ge.com There are two ways to write bug-free code and only the third one works.