> This is not an anti-website copier protection per se
> ; just a security/configuration setting on the web
> server which prevent from listing directories. There
> is no way to "bypass" this, unless links to files in
> the directory exist otherwise in html pages.
> 

Ah, so the way to get around this would be to crawl the entire site? Then
HTTrack should grab the files as they are linked from their pages, right?