code: function(label) {
  
  		if (Lava.schema.DEBUG && !label) Lava.t();
  
  		var result = this;
  
  		if (label == 'root') {
  
  			result = this._widget;
  
  			while (result.getParentWidget()) {
  
  				result = result.getParentWidget();
  
  			}
  
  		} else if (label == 'parent') {
  
  			result = this._parent_view;
  
  		} else if (label == 'widget') {
  
  			result = this._widget;
  
  		} else if (label != 'this') {
  
  			while (result && result.label != label) {
  
  				result = result.getParentView();
  
  			}
  
  		}
  
  		return result;
  
  	}
docs: Find a view with given label in hierarchy of view's parents. Recognizes some predefined labels, like:
  - "root" - the root widget (topmost widget with no parents)
  - "parent" - this view's parent view
  - "widget" - parent widget of this view
  - "this" - this view
  @param {string} label Label to search for
  @returns {Lava.view.Abstract} View with given label