The frame above is the menu. It is fully navigable as a single row but you can drag the menu border to see submenus if you wish.
Clicking on ...
symbol in any page loads a
summary for that page into this frame.
symbol in any page loads the
menu from which the page is normally called.For more detail explore the "Design" sub-menu which can be loaded by clicking on the "(4)" in the "Design" entry of the top level menu.