Visual improvements to the permissions dialog.
A module to improve the usability of the permissions dialog. If you have lots of groups this module will move the users to the vertical and the permissions to the horizontal.
This module may be downloaded from the codex here.
To install, extract the "permissions_dialog_usability" folder from the zip file into your Gallery 3 modules folder.
Afterwards log into your Gallery web site as an administrator and activate the module in the Admin -> Modules menu.