Duncan Branley <[log in to unmask]> wrote: You don't state whether your research is academic or otherwise, though one of your recent follow-up postings suggests it might be market research Exact! I did saw available information on XSight but I find it hard to say from the available documentation what it will do and what features it will offer. I signed to received a demo, but I have to make a decision pretty soon. Thanks for the references! Ian --------------------------------- Do you Yahoo!? Yahoo! Search - Find what you’re looking for faster.