diff --git a/calendar/generate_calendar.php b/calendar/generate_calendar.php
index 25fe6c7..da2445b 100644
--- a/calendar/generate_calendar.php
+++ b/calendar/generate_calendar.php
@@ -40,6 +40,8 @@
 
     Example:
     
+    $year = 2013;
+    
     $first_monday = new DateTime( "2012-12-31" );
     
     $periods = array(
@@ -103,6 +105,8 @@
 
 $numwords = new Numbers_Words();
 
+printf( "%% Teaching calendar dates for %s.\n", $year );
+
 foreach ( $periods as $period_name => $period_data )
 {
     $week_start = clone( $first_monday );