Extension:Yahoo

Please Upgrade to 1.0a or above from all version to prevent a XSS attack The Yahoo Button rendered inside MediaWiki Use Extension talk:Yahoo for feedback
 * syntax:" "

Installation
Now you can use the extension with  Yahoo-Username  in the wiki
 * 1) Copy the code into a file (e.g. yahoo.php)
 * 2) Save the file in the extensions directory of your mediawiki folder
 * 3) Add the line   to the end of your LocalSettings.php file

Example
See an example of this add-on in action at: Cubic Path Wiki (run by the author of the AIM extension)