1. Play 2.x: How to make an AJAX request with a common button

http://stackoverflow.com/questions/11133059/play-2-x-how-to-make-an-ajax-request-with-a-common-button 

2.jQuery AJAX With Play 2

 http://java.dzone.com/articles/jquery-ajax-play-2 

3.Play Framework 2.0: Ajax Calling Using Javascript Routing in Scala
http://blog.knoldus.com/2013/02/18/play-framework-2-0-ajax-calling-using-javascript-routing-in-scala/ 
4. 

Invoking actions from Javascript

https://www.playframework.com/documentation/2.1.1/JavaGuide6