gistfile1.js

//ViewPane
  addModel: function (model, scroll) {
    if (model != null)
    {
      // we want to set a new model, check whether we already have one or not
      if (this.model == null)
      {
        // split the views
        a.setRatio(0.5);
        // set the maximiztion and close tools
        this.tools = $('<div class="tools"><div id="close"><img src="/close.png" alt="" /></div><div id="max"><img src="/max.png" alt="" /></div></div>');
        $(this.el).append(this.tools);
      }
      else
      {
        // we do have a model set, so just remove it
        $(this.view.el).remove()
      }
      // add the model to the view
      this.model = model;
      this.view = new a.modelmap[model.type].fullView({model: model});
      $(this.el).append(this.view.el);
      $(this.view.el).addClass('fastanimated bounceIn');
      // if we are in full screen, add it to there too
      if (a.fullscreenviewer)
        a.fullscreenviewer.addModel(model);
    }
    else
    {
      // we want to reset it in case we have something in the viewer
      if (this.model != null)
        this.close();
    }
  },