fixed a bug in the calendar library
diff --git a/system/libraries/Calendar.php b/system/libraries/Calendar.php
index ef6a3f8..5fec40e 100644
--- a/system/libraries/Calendar.php
+++ b/system/libraries/Calendar.php
@@ -270,7 +270,7 @@
 		}

 		else

 		{

-			$month_names = array('01' => 'cal_january', '02' => 'cal_february', '03' => 'cal_march', '04' => 'cal_april', '05' => 'cal_mayl', '06' => 'cal_june', '07' => 'cal_july', '08' => 'cal_august', '09' => 'cal_september', '10' => 'cal_october', '11' => 'cal_november', '12' => 'cal_december');

+			$month_names = array('01' => 'cal_january', '02' => 'cal_february', '03' => 'cal_march', '04' => 'cal_april', '05' => 'cal_may', '06' => 'cal_june', '07' => 'cal_july', '08' => 'cal_august', '09' => 'cal_september', '10' => 'cal_october', '11' => 'cal_november', '12' => 'cal_december');

 		}

 		

 		$month = $month_names[$month];