Each window has its own mode line, which displays the buffer name,
modification status and major and minor modes of the buffer that is
-displayed in the window. @xref{Mode Line}, for full details on the mode
-line.
+displayed in the window. The selected window's mode line appears in a
+different color. @xref{Mode Line}, for full details on the mode line.
@iftex
@break
@kbd{Mouse-3}, and delete all the windows in a frame except one window
by clicking on that window's mode line with @kbd{Mouse-2}.
- The easiest way to adjust window heights is with a mouse. If you
-press @kbd{Mouse-1} on a mode line, you can drag that mode line up or
-down, changing the heights of the windows above and below it.
+ You can also adjust window heights and widths with the mouse. If
+you press @kbd{Mouse-1} on a mode line, you can drag that mode line up
+or down, changing the heights of the windows above and below it. If
+you press it on the divider between two consecutive mode lines, you
+can drag that divider right or left, changing the widths of the
+windows to either side. Note that changing heights and widths with
+the mouse never deletes windows, it just refuses to make any window
+smaller than it can be.
@kindex C-x ^
@findex enlarge-window