diff --git a/ChangeLog b/ChangeLog
index 4757ac4a2..b3aaf1aa3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-12-17  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
+
+	* UI/Scheduler/NSArray+Scheduler.m ([NSMutableArray
+	-reverseArray]): new category method.
+
 2007-12-14  Ludovic Marcotte <ludovic@inverse.ca>
 
 	* SoObjects/Appointments/SOGoCalendarComponent.m
diff --git a/UI/Scheduler/NSArray+Scheduler.h b/UI/Scheduler/NSArray+Scheduler.h
index b9da8dc3f..316a9675a 100644
--- a/UI/Scheduler/NSArray+Scheduler.h
+++ b/UI/Scheduler/NSArray+Scheduler.h
@@ -36,4 +36,10 @@
 
 @end
 
+@interface NSMutableArray (SOGoEventComparison)
+
+- (void) reverseArray;
+
+@end
+
 #endif	/* NSARRAY_SCHEDULER_H */
diff --git a/UI/Scheduler/NSArray+Scheduler.m b/UI/Scheduler/NSArray+Scheduler.m
index eaf7f0d44..5f24b7e2f 100644
--- a/UI/Scheduler/NSArray+Scheduler.m
+++ b/UI/Scheduler/NSArray+Scheduler.m
@@ -139,3 +139,12 @@
 }
 
 @end
+
+@implementation NSMutableArray (SOGoEventComparison)
+
+- (void) reverseArray
+{
+  [self setArray: [self reversedArray]];
+}
+
+@end