each corresponding to a top-level X window and each looking like
the screen on a TTY. Each frame contains one or more non-overlapping
Emacs windows (possibly with associated scrollbars, under X), an
-echo area, and (under X) possibly a menubar.
+echo area, and (under X) possibly a menubar, toolbar, and/or gutter.
@item Global
Global means `independent of the current environment; in effect
@item Read-only Buffer
A read-only buffer is one whose text you are not allowed to change.
Normally Emacs makes buffers read-only when they contain text which
-has a special significance to Emacs, such asDired buffers.
+has a special significance to Emacs, such as Dired buffers.
Visiting a file that is write-protected also makes a read-only buffer.
@xref{Buffers}.