WikiEditor
From Meta, a Wikimedia project coordination wiki
This is the name of my good work, and you can read information on
http://camp.csie.nctu.edu.tw/~wchunhao/cms/wiki/index.php/WikiEditor
or directly download it from
http://www.csie.nctu.edu.tw/~wchunhao/cms/wikiEditor/wikiEditor.txt
more information about editors for mediaWiki, see the category link below...
NOTE: The information link does not work, the download link however does work.