Fix bug #7713 with doc string of display-time-mode.

 time.el (display-time-mode): Mention display-time-interval in
 the doc string.

2 files changed, 6 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index bbd6b430218..dad4c68cffa 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,8 @@
 2010-12-25  Eli Zaretskii  <eliz@gnu.org>
 
+        * time.el (display-time-mode): Mention display-time-interval in
+        the doc string.  (Bug#7713)
+
         * simple.el (select-active-regions): Doc fix.  (Bug#7702)
 
 2010-12-24  Kenichi Handa  <handa@m17n.org>
diff --git a/lisp/time.el b/lisp/time.el
index 302a8c7cd73..1247e30c203 100644
--- a/lisp/time.el
+++ b/lisp/time.el
@@ -462,7 +462,9 @@ update which can wait for the next redisplay."
   "Toggle display of time, load level, and mail flag in mode lines.
 With a numeric arg, enable this display if arg is positive.
 
-When this display is enabled, it updates automatically every minute.
+When this display is enabled, it updates automatically every minute
+\(you can control the number of seconds between updates by
+customizing `display-time-interval').
 If `display-time-day-and-date' is non-nil, the current day and date
 are displayed as well.
 This runs the normal hook `display-time-hook' after each update."