Script Summary: Resizes images posted by users on HackForums.net
License: GNU General Public License
After you visit that page, it will look like this:
From there, it's pretty self explanatory.
And the final outcome (A screenshot taken of a thread containing many images):
Image Resizer for HackForums.net by Spafic is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.
Based on a work at userscripts.org.