you know, there's no need what so ever to convert your existing JavaScript or any third-party libraries to coffee script when you are moving to rails 3.1. You

you know, there's no need what so ever to convert your existing JavaScript or any third-party libraries to coffee script when you are moving to rails 3.1. You can just keep your existing JS code, or, if you want to port that, call directly into JS libraries from your new coffescript code.