0. Install ShareMenu. PlusOneButton requires said script.
1. Amend the following to either your personal userscript, or the wiki's common.js file, depending on if you want a personal or wiki-wide installation:
2. Deal with caching issues.
- Google +1 button
- A list of supported languages can be found here: https://developers.google.com/+/web/+1button/
- This script uses Secure Socket Layering to load some of the scripts, since Wikia itself does not, this may yield some security warnings.