> > The session ID is precisely what the capture url
> > should have so Httrack can take over from there.
> 
> Any idea why CatchURL does not detect it?  The only
> cookies CatchURL detects are the google-analytics

A session ID is not a cookie it's part of the url as in
...index.ext?session_id=asldkfjasldjf And that should be what is captured plus
any related cookies.

Form-based authentication -
<http://httrack.kauler.com/help/Form-based_authentication>