My first thought was that it might be _intentional_ - some people put a lot of work into keeping web crawlers off their system... -- Larry W. Virden <URL: mailto:lvirden@cas.org> <URL: http://www.purl.org/NET/lvirden/> <*> O- "No one is what he seems." Unless explicitly stated to the contrary, nothing in this posting should be construed as representing my employer's opinions.