> +www.someweb.com/*.jpg
> Technically as I read and understood it should get all 
> pictures in the whole site under that domain.

Only if httrack also downloaded the associated HTML files 
where the links can be found!

> Is there a reason? Or is there a way I can specify it to 
> look for links and persue? 

There is probably a problem with the options - such as a 
maximum mirroring depth (better not to use this option at 
all) or bogus scan rules (such as -* to exclude everything, 
but without including other urls with +www.example.com/*)