>> I need to download a folder, but in that folder 
there 
>> is a redirect page, so every time I download that 
>> folder. What I got is an empty folder with the 
>> redirect page. This is the folder I wanted to 
download 
> Point HTTrack to 
<http://cungviet.org/thanhnhaconline/> instead

Yes, either take the 'good' location, or use filters 
(such as +cungviet.org/thanhnhaconline/*)