Commit 7b2b8557 authored by Chong Yidong's avatar Chong Yidong

Documented alpha frame parameter.

parent d9ce48d6
......@@ -138,7 +138,7 @@ You can embed Emacs in another application on X11. The new command line
option --parent-id is used to pass the parent window id to Emacs. See
for details about XEmbed.
*** Emacs can now set the frame opacity.
The opacity of a frame can be controlled by setting the `alpha' frame
parameter. This only takes effect on a compositing window manager for
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