diff --git a/include/osgAnimation/Action b/include/osgAnimation/Action
index 842d92cca..7c5ce68a2 100644
--- a/include/osgAnimation/Action
+++ b/include/osgAnimation/Action
@@ -194,6 +194,8 @@ namespace osgAnimation
         void setLoop(unsigned int loop);
         void computeWeightAndUpdateAnimation(unsigned int frame);
 
+        void traverse(ActionVisitor& visitor);
+
     protected:
         typedef std::pair<unsigned int, osg::ref_ptr<BlendOut> > FrameBlendOut;
         osg::ref_ptr<BlendIn> _blendIn;
diff --git a/include/osgAnimation/ActionVisitor b/include/osgAnimation/ActionVisitor
index 5d2abe680..160c21af0 100644
--- a/include/osgAnimation/ActionVisitor
+++ b/include/osgAnimation/ActionVisitor
@@ -44,7 +44,7 @@ namespace osgAnimation
         META_ActionVisitor(osgAnimation, ActionVisitor);
         void traverse(Action& visitor);
 
-        void pushFrameActionOnStack(FrameAction& fa);
+        void pushFrameActionOnStack(const FrameAction& fa);
         void popFrameAction();
 
         void pushTimelineOnStack(Timeline* tm);
@@ -71,7 +71,7 @@ namespace osgAnimation
         UpdateActionVisitor();
         void setFrame(unsigned int frame) { _frame = frame;}
 
-        bool isActive() const;
+        bool isActive(Action& action) const;
         unsigned int getLocalFrame() const;
 
         void apply(Timeline& action);
diff --git a/src/osgAnimation/ActionVisitor.cpp b/src/osgAnimation/ActionVisitor.cpp
index c317b00c1..0eb43b776 100644
--- a/src/osgAnimation/ActionVisitor.cpp
+++ b/src/osgAnimation/ActionVisitor.cpp
@@ -16,7 +16,7 @@
 #include <osgAnimation/ActionVisitor>
 #include <osgAnimation/Timeline>
 
-void osgAnimation::ActionVisitor::pushFrameActionOnStack(FrameAction& fa) { _stackFrameAction.push_back(fa); }
+void osgAnimation::ActionVisitor::pushFrameActionOnStack(const FrameAction& fa) { _stackFrameAction.push_back(fa); }
 void osgAnimation::ActionVisitor::popFrameAction() { _stackFrameAction.pop_back(); }
 void osgAnimation::ActionVisitor::pushTimelineOnStack(Timeline* tm) { _stackTimeline.push_back(tm); }
 void osgAnimation::ActionVisitor::popTimeline() { _stackTimeline.pop_back(); }
@@ -52,17 +52,20 @@ void osgAnimation::UpdateActionVisitor::apply(Timeline& tm)
     tm.setLastFrameEvaluated(_frame);
 }
 
-bool osgAnimation::UpdateActionVisitor::isActive() const
+bool osgAnimation::UpdateActionVisitor::isActive(Action& action) const
 {
     FrameAction fa = _stackFrameAction.back();
     if (_frame < fa.first)
         return false;
     if (!fa.second.valid())
         return false;
-    if (getLocalFrame() >= fa.second->getNumFrames())
-        return false;
-    return true;
+
+    unsigned int f = getLocalFrame();
+    unsigned int frameInAction;
+    unsigned int loopDone;
+    return action.evaluateFrame(f, frameInAction, loopDone);
 }
+
 unsigned int osgAnimation::UpdateActionVisitor::getLocalFrame() const
 {
     return _frame - _stackFrameAction.back().first;
@@ -70,7 +73,7 @@ unsigned int osgAnimation::UpdateActionVisitor::getLocalFrame() const
 
 void osgAnimation::UpdateActionVisitor::apply(Action& action)
 {
-    if (isActive())
+    if (isActive(action))
     {
         unsigned int frame = getLocalFrame();
 
@@ -97,7 +100,7 @@ void osgAnimation::UpdateActionVisitor::apply(Action& action)
 
 void osgAnimation::UpdateActionVisitor::apply(BlendIn& action)
 {
-    if (isActive()) 
+    if (isActive(action)) 
     {
         unsigned int frame = getLocalFrame();
         apply(static_cast<Action&>(action));
@@ -107,7 +110,7 @@ void osgAnimation::UpdateActionVisitor::apply(BlendIn& action)
 
 void osgAnimation::UpdateActionVisitor::apply(BlendOut& action)
 {
-    if (isActive()) 
+    if (isActive(action)) 
     {
         unsigned int frame = getLocalFrame();
         apply(static_cast<Action&>(action));
@@ -117,7 +120,7 @@ void osgAnimation::UpdateActionVisitor::apply(BlendOut& action)
 
 void osgAnimation::UpdateActionVisitor::apply(ActionAnimation& action)
 {
-    if (isActive()) 
+    if (isActive(action)) 
     {
         unsigned int frame = getLocalFrame();
         apply(static_cast<Action&>(action));
@@ -127,11 +130,32 @@ void osgAnimation::UpdateActionVisitor::apply(ActionAnimation& action)
 
 void osgAnimation::UpdateActionVisitor::apply(StripAnimation& action)
 {
-    if (isActive())
+    if (isActive(action))
     {
-        unsigned int frame = getLocalFrame();
         apply(static_cast<Action&>(action));
+
+#if 0
+        unsigned int frame = getLocalFrame();
+        // evaluate callback in blendin/blendout/animation
+        {
+            BlendIn* subAction = action.getBlendIn();
+            if (subAction)
+                apply(static_cast<Action&>(*subAction));
+        }
+        {
+            BlendOut* subAction = action.getBlendOut();
+            if (subAction)
+                apply(static_cast<Action&>(*subAction));
+        }
+        {
+            ActionAnimation* subAction = action.getActionAnimation();
+            if (subAction)
+                apply(static_cast<Action&>(*subAction));
+        }            
         action.computeWeightAndUpdateAnimation(frame);
+#else
+        action.traverse(*this);
+#endif
     }
 }
 
diff --git a/src/osgAnimation/StatsHandler.cpp b/src/osgAnimation/StatsHandler.cpp
index 121d75431..426fb5474 100644
--- a/src/osgAnimation/StatsHandler.cpp
+++ b/src/osgAnimation/StatsHandler.cpp
@@ -441,7 +441,7 @@ struct ValueTextDrawCallback : public virtual osg::Drawable::DrawCallback
                     _actions[name].setPosition(pos);
                     //_actions[name].touch();
                 }
-                _actions[name]._group->setNodeMask(-1);
+                _actions[name]._group->setNodeMask(~0);
                 size[name] = 0;
                 pos.y() -= characterSize + graphSpacing;
             }
diff --git a/src/osgAnimation/StatsVisitor.cpp b/src/osgAnimation/StatsVisitor.cpp
index b7503087d..c95a3e0bc 100644
--- a/src/osgAnimation/StatsVisitor.cpp
+++ b/src/osgAnimation/StatsVisitor.cpp
@@ -32,7 +32,7 @@ void osgAnimation::StatsActionVisitor::apply(Timeline& tm)
 
 void osgAnimation::StatsActionVisitor::apply(Action& action)
 {
-    if (isActive())
+    if (isActive(action))
     {
         _channels.push_back(action.getName());
         _stats->setAttribute(_frame,action.getName(),1);
@@ -41,7 +41,7 @@ void osgAnimation::StatsActionVisitor::apply(Action& action)
 
 void osgAnimation::StatsActionVisitor::apply(BlendIn& action)
 {
-    if (isActive()) 
+    if (isActive(action)) 
     {
         _channels.push_back(action.getName());
         _stats->setAttribute(_frame,action.getName(), action.getWeight());
@@ -50,7 +50,7 @@ void osgAnimation::StatsActionVisitor::apply(BlendIn& action)
 
 void osgAnimation::StatsActionVisitor::apply(BlendOut& action)
 {
-    if (isActive()) 
+    if (isActive(action)) 
     {
         _channels.push_back(action.getName());
         _stats->setAttribute(_frame,action.getName(), action.getWeight());
@@ -59,7 +59,7 @@ void osgAnimation::StatsActionVisitor::apply(BlendOut& action)
 
 void osgAnimation::StatsActionVisitor::apply(ActionAnimation& action)
 {
-    if (isActive()) 
+    if (isActive(action)) 
     {
         _channels.push_back(action.getName());
         _stats->setAttribute(_frame,action.getName(), action.getAnimation()->getWeight());
@@ -68,7 +68,7 @@ void osgAnimation::StatsActionVisitor::apply(ActionAnimation& action)
 
 void osgAnimation::StatsActionVisitor::apply(StripAnimation& action)
 {
-    if (isActive())
+    if (isActive(action))
     {
         _channels.push_back(action.getName());
         _stats->setAttribute(_frame,action.getName(), action.getActionAnimation()->getAnimation()->getWeight());