It contains items having to do with the arranging and visibility of Sophie book windows and their content. The Window Menu is invoked by Alt+W or Window in the Menu Bar and must contain following options:

• Cascade – Arrange open windows in a cascade.

• Tile – Arrange open windows like tiles.

• New Window – Opens a new window.

• Close Window – Closes the selected window.

• Window 1(Window 2, Window 3,...) - Opens the window with the book, which name corresponds to the book title. If the user selects Window 1 the window with name Window 1 is opened.

• There must be a visible marker on the selected window in the window menu (for example tick).