> I wanna download all images form this site. but
> because I do not have its category numbers, I can't
> do it.

Httrack isn't magic or mind reading. It has to log in and find the links.

> the url is: <http://members.bebaretoo.com>

That page says:
Use of any automatic downloading devices is strictly prohibited.

We have build-in leech protection that will identify and permanently suspend
all offenders.