diff --git a/src/as/com/threerings/flash/AlphaFade.as b/src/as/com/threerings/flash/AlphaFade.as
index befde748..1f08de6b 100644
--- a/src/as/com/threerings/flash/AlphaFade.as
+++ b/src/as/com/threerings/flash/AlphaFade.as
@@ -63,6 +63,5 @@ public class AlphaFade extends AnimationImpl
     protected var _to :Number;
     protected var _duration :Number;
     protected var _done :Function;
-    
 }
 }
diff --git a/src/as/com/threerings/flash/AnimationImpl.as b/src/as/com/threerings/flash/AnimationImpl.as
index 9d1934f6..19994daa 100644
--- a/src/as/com/threerings/flash/AnimationImpl.as
+++ b/src/as/com/threerings/flash/AnimationImpl.as
@@ -33,6 +33,11 @@ public class AnimationImpl implements Animation
         AnimationManager.stop(this);
     }
 
+    public function isPlaying () :Boolean
+    {
+        return AnimationManager.isPlaying(this);
+    }
+
     public function updateAnimation (elapsed :Number) :void
     {
         // please implement!
diff --git a/src/as/com/threerings/flash/AnimationManager.as b/src/as/com/threerings/flash/AnimationManager.as
index 9dfbd31e..e8a80bfc 100644
--- a/src/as/com/threerings/flash/AnimationManager.as
+++ b/src/as/com/threerings/flash/AnimationManager.as
@@ -82,6 +82,14 @@ public class AnimationManager
         }
     }
 
+    /**
+     * Test to see if the specified animation has been started and not stopped.
+     */
+    public static function isPlaying (anim :Animation) :Boolean
+    {
+        return _anims.indexOf(anim) >= 0;
+    }
+
     /**
      * Track a DisplayObject that is also an Animation- it will
      * automatically be started when added to the stage and