behaviors.js

// An Unobtrusive Javascript (UJS) driver based on explicit behavior definitions. Just
// put a "data-behaviors" attribute on your view elements, and then assign callbacks
// for those named behaviors via Behaviors.add.

var Behaviors = {
  add: function(event, behavior, callback) {
    return $('*[data-behaviors~=' + behavior + ']').bind(event, callback);
  }
};