Hello! > hmm, why bomb out when not needed? It does not matter. It must not occur in production versions either, it should exist only as a warning for developers during testing. Have a nice fortnight -- Martin `MJ' Mares <mj at ucw.cz> http://mj.ucw.cz/ Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth "Oh no, not again!" -- The bowl of petunias