diff --git a/include/osg/NodeVisitor b/include/osg/NodeVisitor
index 256ecd9df..cd950d9d3 100644
--- a/include/osg/NodeVisitor
+++ b/include/osg/NodeVisitor
@@ -228,36 +228,36 @@ class OSG_EXPORT NodeVisitor : public virtual Referenced
         virtual float getDistanceToViewPoint(const Vec3& /*pos*/, bool /*useLODScale*/) const { return 0.0f; }
         
 
-        virtual void apply(Node& node)                      { traverse(node);}
+        virtual void apply(Node& node);
         
-        virtual void apply(Geode& node)                     { apply((Node&)node); }
-        virtual void apply(Billboard& node)                 { apply((Geode&)node); }
+        virtual void apply(Geode& node);
+        virtual void apply(Billboard& node);
         
-        virtual void apply(Group& node)                     { apply((Node&)node); }
+        virtual void apply(Group& node);
 
-        virtual void apply(ProxyNode& node)                 { apply((Group&)node); }
+        virtual void apply(ProxyNode& node);
 
-        virtual void apply(Projection& node)                { apply((Group&)node); }
+        virtual void apply(Projection& node);
 
-        virtual void apply(CoordinateSystemNode& node)      { apply((Group&)node); }
+        virtual void apply(CoordinateSystemNode& node);
 
-        virtual void apply(ClipNode& node)                  { apply((Group&)node); }
-        virtual void apply(TexGenNode& node)                { apply((Group&)node); }
-        virtual void apply(LightSource& node)               { apply((Group&)node); }
+        virtual void apply(ClipNode& node);
+        virtual void apply(TexGenNode& node);
+        virtual void apply(LightSource& node);
 
-        virtual void apply(Transform& node)                 { apply((Group&)node); }
-        virtual void apply(Camera& node)                    { apply((Transform&)node); }
-        virtual void apply(CameraView& node)                { apply((Transform&)node); }
-        virtual void apply(MatrixTransform& node)           { apply((Transform&)node); }
-        virtual void apply(PositionAttitudeTransform& node) { apply((Transform&)node); }
+        virtual void apply(Transform& node);
+        virtual void apply(Camera& node);
+        virtual void apply(CameraView& node);
+        virtual void apply(MatrixTransform& node);
+        virtual void apply(PositionAttitudeTransform& node);
 
-        virtual void apply(Switch& node)                    { apply((Group&)node); }
-        virtual void apply(Sequence& node)                  { apply((Group&)node); }
-        virtual void apply(LOD& node)                       { apply((Group&)node); }
-        virtual void apply(PagedLOD& node)                  { apply((LOD&)node); }
-        virtual void apply(ClearNode& node)                 { apply((Group&)node); }
-        virtual void apply(OccluderNode& node)              { apply((Group&)node); }
-        virtual void apply(OcclusionQueryNode& node)        { apply((Group&)node); }
+        virtual void apply(Switch& node);
+        virtual void apply(Sequence& node);
+        virtual void apply(LOD& node);
+        virtual void apply(PagedLOD& node);
+        virtual void apply(ClearNode& node);
+        virtual void apply(OccluderNode& node);
+        virtual void apply(OcclusionQueryNode& node);
 
 
         /** Callback for managing database paging, such as generated by PagedLOD nodes.*/
diff --git a/src/osg/NodeVisitor.cpp b/src/osg/NodeVisitor.cpp
index 2abb0ac17..92bd2e250 100644
--- a/src/osg/NodeVisitor.cpp
+++ b/src/osg/NodeVisitor.cpp
@@ -11,7 +11,29 @@
  * OpenSceneGraph Public License for more details.
 */
 #include <osg/NodeVisitor>
+
+#include <osg/Billboard>
+#include <osg/ClearNode>
+#include <osg/ClipNode>
+#include <osg/CoordinateSystemNode>
+#include <osg/Geode>
+#include <osg/Group>
+#include <osg/LightSource>
+#include <osg/LOD>
+#include <osg/MatrixTransform>
+#include <osg/OccluderNode>
+#include <osg/OcclusionQueryNode>
+#include <osg/PagedLOD>
+#include <osg/PositionAttitudeTransform>
+#include <osg/Projection>
+#include <osg/ProxyNode>
+#include <osg/Sequence>
+#include <osg/Switch>
+#include <osg/TexGenNode>
 #include <osg/Transform>
+#include <osg/Camera>
+#include <osg/CameraView>
+
 #include <stdlib.h>
 
 using namespace osg;
@@ -44,3 +66,112 @@ NodeVisitor::~NodeVisitor()
     // if (_traversalVisitor) detach from _traversalVisitor;
 }
 
+void NodeVisitor::apply(Node& node)
+{
+    traverse(node);
+}
+
+void NodeVisitor::apply(Geode& node)
+{
+    apply(static_cast<Node&>(node));
+}
+
+void NodeVisitor::apply(Billboard& node)
+{
+    apply(static_cast<Geode&>(node));
+}
+
+void NodeVisitor::apply(Group& node)
+{
+    apply(static_cast<Node&>(node));
+}
+
+void NodeVisitor::apply(ProxyNode& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(Projection& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(CoordinateSystemNode& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(ClipNode& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(TexGenNode& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(LightSource& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(Transform& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(Camera& node)
+{
+    apply(static_cast<Transform&>(node));
+}
+
+void NodeVisitor::apply(CameraView& node)
+{
+    apply(static_cast<Transform&>(node));
+}
+
+void NodeVisitor::apply(MatrixTransform& node)
+{
+    apply(static_cast<Transform&>(node));
+}
+
+void NodeVisitor::apply(PositionAttitudeTransform& node)
+{
+    apply(static_cast<Transform&>(node));
+}
+
+void NodeVisitor::apply(Switch& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(Sequence& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(LOD& node)
+{ 
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(PagedLOD& node)
+{
+    apply(static_cast<LOD&>(node));
+}
+
+void NodeVisitor::apply(ClearNode& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(OccluderNode& node)
+{
+    apply(static_cast<Group&>(node));
+}
+
+void NodeVisitor::apply(OcclusionQueryNode& node)
+{ 
+    apply(static_cast<Group&>(node));
+}