gistfile1.js

              //version 1
              
              OnboardingModule.nodeView._connectParent = OnboardingModule.nodeView.connectParent;
              OnboardingModule.nodeView.connectParent = _.wrap(OnboardingModule.nodeView.connectParent, function(c, event){
                alert('before');
                OnboardingModule.nodeView._connectParent(event);
                alert('after');
              });
              
              //version 2
              OnboardingModule.nodeView.connectParent = _.wrap(OnboardingModule.nodeView.connectParent, function(func, event){
                alert('before');
                func(event);
                alert('after');
              });