To make the menu bar a bit more detailed, update the model to be the following:
model.jsonModel = { widgets: [{ name: "alfresco/menus/AlfMenuBar", config: { widgets: [{ name: "alfresco/menus/AlfMenuBarPopup", config: { label: "One", widgets: [{ name: "alfresco/menus/AlfMenuItem", config: { label: "Popup item 1" } },{ name: "alfresco/menus/AlfMenuItem", config: { label: "Popup item 2" } }] } },{ name: "alfresco/menus/AlfMenuBarItem", config: { label: "Two" } }] } } ]};
The result displays a menu list.