nevermind,
just found the answer by myself

<http://forum.httrack.com/readmsg.php?id=3169>

"
> Am trying to capture the entire site - which includes 
files 
> that are not currently pointed to by a link.
> How?
You can't - the HTTP protocol does not allow to "list" all 
files in a site (which would be meaningless, because of 
all 
dynamically generated pages)
"