anchor.diff:    this.node = node;
     this.content = node.getContent().getContentJSON();
   
  -  // TODO: This is a bit hackety, pulling a MySytem-ref out of the inner-frame
  -  this.MySystem = MySystem;
     this.domIO = document.getElementById('my_system_state');
   
     if (node.studentWork != 'undefined' && node.studentWork != null) {
  
positive.code:     var latestResponse = latestState.response;
      this.domIO.textContent = latestResponse;
    }
    if (this.content) {
      this.MySystem.loadWiseConfig(this.content,latestState);
    }
    if (latestState) {
      this.MySystem.updateFromDOM();
    }
  };
  
  
negative.code: // we leave a step, and allows us to perform any final or cleanup work before
  // we save.
  Mysystem2.prototype.preSave = function() {
    MySystem.preExternalSave();
  };
  
  /**
  