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Ups.mainPage = SC.Page.design({
    // The main pane is made visible on screen as soon as your app is loaded.
    // Add childViews to this pane for views to display immediately on page 
    // load.
    mainPane: SC.MainPane.design({
        childViews: 'middleView topView bottomView'.w(),

        topView: SC.ToolbarView.design({
          layout: { top: 0, left: 0, right: 0, height: 36 },
          childViews: 'labelView addButton'.w(),

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Ups.planController = SC.TreeController.create(
    SC.CollectionViewDelegate,
/** @scope Ups.planController.prototype */ {
    content: null,
    treeItemChildrenKey: 'actions',
    treeItemIsGrouped: YES,
    collectionViewShouldBeginDrag: function(view) {
        alert("HELLO!");
        return NO;
    },