> but if i use the "Capture Link" feature of 
> winhttrack (capturing the click on the login page), it 
> makes me possible just to mirror the first page linked 
(the 
> one that I asked for before logging in) and then it 
returns 
> me  the "login" page instead of the others pages.
> How can I do?
"Capture URL" does not always work - sometimes the 
authentication mechanism is too complex for httrack.

However, can you try the latest 3.31-beta release ?
There was big cookie bugs in the latest 3.30 release, that 
were fixed in 3.31-b