@item Mouse-3
@kindex mode-line mouse-3
-@kbd{Mouse-3} on a mode line deletes the window above.
+@kbd{Mouse-3} on a mode line deletes the window above. If the frame has
+only one window, it buries the current buffer instead and switches to
+another buffer.
@item C-Mouse-2
@kindex mode-line C-mouse-2
(@code{mouse-delete-other-windows}).
@item Mouse-3
@kbd{Mouse-3} in a window's mode line deletes that window
-(@code{mouse-delete-window}).
+(@code{mouse-delete-window}), unless the frame has only one window, in
+which case it buries the current buffer instead and switches to another
+buffer.
@end table
@kindex C-x 0