calendar: Allow negative month to be specified. -1 is last month, etc. (And also negaitve years.)

1 files changed, 3 insertions, 3 deletions

diff --git a/doc/ikiwiki/directive/calendar.mdwn b/doc/ikiwiki/directive/calendar.mdwn
index 198da9d51..e9216e11f 100644
--- a/doc/ikiwiki/directive/calendar.mdwn
+++ b/doc/ikiwiki/directive/calendar.mdwn
@@ -47,14 +47,14 @@ An example crontab:
   "2010". These pages can be automatically created using the
   `ikiwiki-calendar` program. 
 * `year` - The year for which the calendar is requested. Defaults to the
-  current year.
+  current year. Can also use -1 to refer to last year, and so on.
 * `month` - The numeric month for which the calendar is requested, in the
   range 1..12. Used only for the month view calendar, and defaults to the
-  current month.
+  current month. Can also use -1 to refer to last month, and so on.
 * `week_start_day` - A number, in the range 0..6, which represents the day
   of the week that the month calendar starts with. 0 is Sunday, 1 is Monday,
   and so on. Defaults to 0, which is Sunday.
-* `months_per_row` - In the annual calendar, number of months to place in
+* `months_per_row` - In the year calendar, number of months to place in
   each row. Defaults to 3.
 
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