Extension:LinkHint

The LinkHint extension gives you a Hint on inner links - a tooltip of the first sentence of the value appears when you hover the link.

Installation

 * 1) Patch your includes/Linker.php. The patch is available here.
 * 2) Create a file   and insert this code
 * 3) Create a directory   in your   directory
 * 4) Add the file to this   directory
 * 5) Add to the end of LocalSettings.php:
 * 6) Installation can now be verified through Special:Version on your wiki