Use Kongregate's Statistics API with your HTML5 game.
If you are uploading your game to Kongregate.com and want to take advantage of their highscore tables and earn an extra 10% revenue from their advertisements, then get this extension and add in scores to upload to their highscore table.
With this extension you can check: - If the API is loaded in your game - If the user is a guest or logged in to a Kongregate account
End User Licence Agreement (EULA).