This little app was created using the Backbone.js JavaScript framework, just like Gmail! You will see it is a little simpler than Gmail, but a person has to start somewhere. I have uploaded it to Heroku for hosting currently:
http://stormy-moon-9006.herokuapp.com/
And the code is in a GitHub repository, here:
https://github.com/fringedgentian/App-in-Backbone.js-running-on-Rails-3….