Backbone namespacing

cal.js

// re: http://japhr.blogspot.com/2011/09/beginning-namespacing-in-backbonejs.html

(function(exports) {

  var Cal = exports.Cal = {};

  Cal.Appointment = Backbone.Model.extend();
  Cal.Appointments = Backbone.Collection.extend();
  Cal.AppointmentView = Backbone.View.extend();

  Cal.appointmentView = new Cal.AppointmentView();

}(this));