docs: function() {
        var callbacks, event, parameters;
        event = arguments[0], parameters = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
        callbacks = eventCallbacks[event];
        if (callbacks && callbacks.length) {
          self = this;
          return callbacks.each(function(callback) {
            return callback.apply(self, parameters);
          });
        }
      }