I built http://www.facebook.com/nikerunning?sk=app_151033471623290 http://www.facebook.com/nikerunning?sk=app_151033471623290 with Backbone.js. Still trying to

I built http://www.facebook.com/nikerunning?sk=app_151033471623290 http://www.facebook.com/nikerunning?sk=app_151033471623290 with Backbone.js. Still trying to get my head around underscore and controllers.