Tree tree = new Tree();
tree.setAnimationEnabled( true );
final TreeItem scenarios = new TreeItem( Util.getHeader( images.testManager(), constants.TestScenariosInPackages() ) );
scenarios.addItem( new TreeItem( constants.PleaseWaitDotDotDot() ) );
tree.addItem( scenarios );
itemWidgets.put( scenarios, TEST_SCENARIOS_ROOT_ID );
final TreeItem analysis = new TreeItem( Util.getHeader( images.analyze(), constants.Analysis() ) );
analysis.addItem( new TreeItem( constants.PleaseWaitDotDotDot() ) );
itemWidgets.put( analysis, ANALYSIS_ROOT_ID );