Cascade: Use this command to arrange multiple opened windows in an overlapping fashion.

Tile Top-to-Bottom: Use this command to arrange multiple opened windows one above the other in a non-overlapping fashion.

Tile Side-by-Side: Use this command to arrange multiple opened windows one beside the other in a non-overlapping fashion.

1,2, ...: View displays a list of currently open files at the bottom of the Window menu. A check mark appears in front of the name of the file in the active window. Activate a window by choosing the name of its file from this list.