> After I log on, I use the URL I get from my browser(IE6) 
> with httrack.
> But the result I get is the login page for the hbr site.

Don't log on using IE regularly (because httrack 
won't "receive" any underlying cookie). Use "Add 
URL"/"Capture URL" in WinHTTrack and logon using the 
temporary proxy. This may work, depending on the remote 
authentication method.