The source code is available in the link listed below and you have to customize it as per [login to view URL] is a small work and can be completed in one hour if you know about it.
**Work to Do:**
There are Mediawiki extensions on AJAX rating FREELY available. I need you to customize it so that
Here is the link to source code
<[login to view URL]>
1) Users can rate an individual article.
2) Diaply rating star only on pages that I want to.
3)I would bid if you can provide sample.