This appears to be great. But I will try later.
— Sylvain Brunerie
2008/12/5 Magnus Manske <magnusmanske(a)googlemail.com>
As a spinoff of the discussion of category
The tool will add a new link beneath the category list of a page. A
click will open the list of categories of this page(/image) as
checkboxes. Chose two or more of these, and you can preview 20 files
in that intersection, or go to the toolserver to see them all.
To use, add
to your monobook.js. We can turn it into a gadget if wanted.