Hi everybody, How can I do advanced searching with a ZCatalog ? Like : (A+B).(C+A) (but something that users can change) and also with more importance on some variable critera. Thanks for your help. Bye Benoit Dominiak Web Developper Makina Corpus 21 Darmouth Street London, SW1H 9BP Tel: +44 (0)20 7304 7044 Fax: +44 (0)20 7304 7034