Looking for a Javascript guru to create a chess validation engine

We're looking for a top Javascript coder. First testing project will be about adapting one existing chess validation engine into a very elegant and well documented JS class. Please indicate in your bid which engine would be using as the starting point and why. Successful bidder will be invited to be part of our ongoing projects, including poker and backgammon games among others. ## Deliverables 1) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No 3rd party components unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the worker's Worker Legal Agreement). ## Platform Javascript