diff --git a/include/osgPresentation/deprecated/SlideShowConstructor b/include/osgPresentation/deprecated/SlideShowConstructor
index ae10b1e5c..a93342cd1 100644
--- a/include/osgPresentation/deprecated/SlideShowConstructor
+++ b/include/osgPresentation/deprecated/SlideShowConstructor
@@ -23,6 +23,7 @@
 #include <osg/TransferFunction>
 #include <osg/ImageStream>
 #include <osg/ImageSequence>
+#include <osg/ScriptEngine>
 #include <osgText/Text>
 #include <osgGA/GUIEventAdapter>
 
@@ -354,6 +355,24 @@ public:
         osg::Vec4                           color;
     };
 
+    enum ScriptCallbackType
+    {
+        UPDATE_SCRIPT,
+        EVENT_SCRIPT
+    };
+
+    typedef std::pair<ScriptCallbackType, std::string> ScriptPair;
+
+    struct ScriptData
+    {
+        ScriptData() {}
+
+        typedef std::vector<ScriptPair> Scripts;
+        Scripts scripts;
+
+        bool hasScripts() const { return !scripts.empty(); }
+    };
+
     SlideShowConstructor(osgDB::Options* options);
 
     void createPresentation();
@@ -372,6 +391,11 @@ public:
 
     void setPresentationDuration(double duration);
 
+    void addScriptEngine(const std::string& scriptEngineName);
+
+    void addScriptFile(const std::string& name, const std::string& filename);
+
+    void addScript(const std::string& name, const std::string& language, const std::string& script);
 
     void addSlide();
 
@@ -442,31 +466,37 @@ public:
 
     void addPropertyAnimation(PresentationContext presentationContext, PropertyAnimation* propertyAnimation);
 
+    void addScriptCallback(PresentationContext presentationContext, ScriptCallbackType scriptCallbackType, const std::string& functionName);
+
+    void addScriptToNode(ScriptCallbackType scriptCallbackType, const std::string& name, osg::Node* node);
+
+    void addScriptsToNode(const ScriptData& scriptData, osg::Node* node);
+
     void addToCurrentLayer(osg::Node* subgraph);
 
-    void addBullet(const std::string& bullet, PositionData& positionData, FontData& fontData);
+    void addBullet(const std::string& bullet, PositionData& positionData, FontData& fontData, const ScriptData& scriptData);
 
-    void addParagraph(const std::string& paragraph, PositionData& positionData, FontData& fontData);
+    void addParagraph(const std::string& paragraph, PositionData& positionData, FontData& fontData, const ScriptData& scriptData);
 
     osg::Image* readImage(const std::string& filename, const ImageData& imageData);
 
-    void addImage(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
+    void addImage(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData);
 
-    void addStereoImagePair(const std::string& filenameLeft, const ImageData& imageDataLeft, const std::string& filenameRight,const ImageData& imageDataRight, const PositionData& positionData);
+    void addStereoImagePair(const std::string& filenameLeft, const ImageData& imageDataLeft, const std::string& filenameRight,const ImageData& imageDataRight, const PositionData& positionData, const ScriptData& scriptData);
 
-    void addGraph(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
-    void addVNC(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const std::string& password);
-    void addBrowser(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
-    void addPDF(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
-    osg::Image* addInteractiveImage(const std::string& filename,const PositionData& positionData, const ImageData& imageData);
+    void addGraph(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData);
+    void addVNC(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const std::string& password, const ScriptData& scriptData);
+    void addBrowser(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData);
+    void addPDF(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData);
+    osg::Image* addInteractiveImage(const std::string& filename,const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData);
 
-    void addModel(osg::Node* subgraph, const PositionData& positionData, const ModelData& modelData);
+    void addModel(osg::Node* subgraph, const PositionData& positionData, const ModelData& modelData, const ScriptData& scriptData);
 
-    void addModel(const std::string& filename, const PositionData& positionData, const ModelData& modelData);
+    void addModel(const std::string& filename, const PositionData& positionData, const ModelData& modelData, const ScriptData& scriptData);
 
     void setUpVolumeScalarProperty(osgVolume::VolumeTile* tile, osgVolume::ScalarProperty* property, const std::string& source);
 
-    void addVolume(const std::string& filename, const PositionData& positionData, const VolumeData& volumeData);
+    void addVolume(const std::string& filename, const PositionData& positionData, const VolumeData& volumeData, const ScriptData& scriptData);
 
     osg::Group* takePresentation() { return _root.release(); }
 
@@ -568,6 +598,12 @@ protected:
     osg::ref_ptr<osg::Group>        _root;
     osg::ref_ptr<osg::Switch>       _presentationSwitch;
 
+    typedef std::map< std::string, osg::ref_ptr<osg::ScriptEngine> > ScriptEngineMap;
+    ScriptEngineMap _scriptEngines;
+
+    typedef std::map< std::string, osg::ref_ptr<osg::Script> > ScriptMap;
+    ScriptMap                        _scripts;
+
     osg::ref_ptr<osg::ClearNode>    _slideClearNode;
     osg::ref_ptr<osg::Switch>       _slide;
     std::string                     _slideTitle;
diff --git a/src/osgPlugins/p3d/ReaderWriterP3D.cpp b/src/osgPlugins/p3d/ReaderWriterP3D.cpp
index de9cc3f8b..917a53644 100644
--- a/src/osgPlugins/p3d/ReaderWriterP3D.cpp
+++ b/src/osgPlugins/p3d/ReaderWriterP3D.cpp
@@ -203,6 +203,7 @@ public:
     bool getProperties(osgDB::XmlNode*cur, osgPresentation::SlideShowConstructor::FontData& value) const;
     bool getProperties(osgDB::XmlNode*cur, osgPresentation::SlideShowConstructor::ModelData& value) const;
     bool getProperties(osgDB::XmlNode*cur, osgPresentation::SlideShowConstructor::ImageData& value) const;
+    bool getProperties(osgDB::XmlNode*cur, osgPresentation::SlideShowConstructor::ScriptData& value) const;
 
     bool getJumpProperties(osgDB::XmlNode*cur, osgPresentation::JumpData& jumpData) const;
 
@@ -1018,6 +1019,26 @@ bool ReaderWriterP3DXML::getProperties(osgDB::XmlNode*cur, osgPresentation::Slid
     return propertiesRead;
 }
 
+bool ReaderWriterP3DXML::getProperties(osgDB::XmlNode*cur, osgPresentation::SlideShowConstructor::ScriptData& value) const
+{
+    bool propertiesRead=false;
+
+    std::string name;
+    if (getProperty(cur, "update_script", name))
+    {
+        value.scripts.push_back(osgPresentation::SlideShowConstructor::ScriptPair(osgPresentation::SlideShowConstructor::UPDATE_SCRIPT, name));
+        propertiesRead = true;
+    }
+
+    if (getProperty(cur, "event_script", name))
+    {
+        value.scripts.push_back(osgPresentation::SlideShowConstructor::ScriptPair(osgPresentation::SlideShowConstructor::EVENT_SCRIPT, name));
+        propertiesRead = true;
+    }
+
+    return propertiesRead;
+}
+
 bool ReaderWriterP3DXML::parseProperties(osgDB::XmlNode* root, osg::UserDataContainer& udc) const
 {
     bool readProperties = false;
@@ -1155,10 +1176,13 @@ void ReaderWriterP3DXML::parseModel(osgPresentation::SlideShowConstructor& const
 {
 
     osgPresentation::SlideShowConstructor::PositionData positionData = constructor.getModelPositionData();
-   bool positionRead = getProperties(cur,positionData);
+   bool positionRead = getProperties(cur, positionData);
 
     osgPresentation::SlideShowConstructor::ModelData modelData;// = constructor.getModelData();
-    getProperties(cur,modelData);
+    getProperties(cur, modelData);
+
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur, scriptData);
 
     std::string filename = cur->getTrimmedContents();
 
@@ -1166,7 +1190,9 @@ void ReaderWriterP3DXML::parseModel(osgPresentation::SlideShowConstructor& const
     {
         constructor.addModel(filename,
                              positionRead ? positionData : constructor.getModelPositionData(),
-                             modelData);
+                             modelData,
+                             scriptData
+                            );
     }
 }
 
@@ -1312,12 +1338,17 @@ void ReaderWriterP3DXML::parseVolume(osgPresentation::SlideShowConstructor& cons
         }
     }
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur, scriptData);
+
     std::string filename = cur->getTrimmedContents();
     if (!filename.empty())
     {
         constructor.addVolume(filename,
                              positionRead ? positionData : constructor.getModelPositionData(),
-                             volumeData);
+                             volumeData,
+                             scriptData
+                             );
     }
 }
 
@@ -1371,14 +1402,17 @@ void ReaderWriterP3DXML::parseStereoPair(osgPresentation::SlideShowConstructor&
         }
     }
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur, scriptData);
+
     OSG_INFO<<"    filenameLeft="<<filenameLeft<<std::endl;
     OSG_INFO<<"    filenameRight="<<filenameRight<<std::endl;
 
-
     if (!filenameLeft.empty() && !filenameRight.empty())
         constructor.addStereoImagePair(filenameLeft,imageDataLeft,
                                        filenameRight, imageDataRight,
-                                       positionRead ? positionData : constructor.getImagePositionData());
+                                       positionRead ? positionData : constructor.getImagePositionData(),
+                                       scriptData);
 
 }
 
@@ -1616,9 +1650,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         osgPresentation::SlideShowConstructor::FontData fontData = constructor.getTextFontData();
         bool fontRead = getProperties(cur,fontData);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addBullet(cur->contents,
                                 positionRead ? positionData : constructor.getTextPositionData(),
-                                fontRead ? fontData : constructor.getTextFontData());
+                                fontRead ? fontData : constructor.getTextFontData(),
+                                scriptData
+                             );
         return true;
     }
     else if (cur->name == "paragraph")
@@ -1629,9 +1668,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         osgPresentation::SlideShowConstructor::FontData fontData = constructor.getTextFontData();
         bool fontRead = getProperties(cur,fontData);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addParagraph(cur->contents,
                                     positionRead ? positionData : constructor.getTextPositionData(),
-                                    fontRead ? fontData : constructor.getTextFontData());
+                                    fontRead ? fontData : constructor.getTextFontData(),
+                                    scriptData
+                                );
         return true;
     }
     else if (cur->name == "image")
@@ -1642,9 +1686,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         osgPresentation::SlideShowConstructor::ImageData imageData;// = constructor.getImageData();
         getProperties(cur,imageData);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addImage(cur->getTrimmedContents(),
                                 positionRead ? positionData : constructor.getImagePositionData(),
-                                imageData);
+                                imageData,
+                                scriptData
+                            );
         return true;
     }
     else if (cur->name == "imagesequence")
@@ -1656,9 +1705,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         imageData.imageSequence = true;
         getProperties(cur,imageData);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addImage(cur->getTrimmedContents(),
                                 positionRead ? positionData : constructor.getImagePositionData(),
-                                imageData);
+                                imageData,
+                                scriptData
+                            );
         return true;
     }
     else if (cur->name == "graph")
@@ -1672,9 +1726,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         std::string options;
         getProperty(cur, "options", options);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addGraph(cur->getTrimmedContents(),
                                 positionRead ? positionData : constructor.getImagePositionData(),
-                                imageData);
+                                imageData,
+                                scriptData
+                            );
         return true;
     }
     else if (cur->name == "vnc")
@@ -1688,10 +1747,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         std::string password;
         getProperty(cur, "password", password);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addVNC(cur->getTrimmedContents(),
                                 positionRead ? positionData : constructor.getImagePositionData(),
                                 imageData,
-                                password
+                                password,
+                                scriptData
                             );
         return true;
     }
@@ -1703,9 +1766,13 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         osgPresentation::SlideShowConstructor::ImageData imageData;// = constructor.getImageData();
         getProperties(cur,imageData);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addBrowser(cur->getTrimmedContents(),
                                 positionRead ? positionData : constructor.getImagePositionData(),
-                                imageData);
+                                imageData,
+                                scriptData);
         return true;
     }
     else if (cur->name == "pdf")
@@ -1716,9 +1783,14 @@ bool ReaderWriterP3DXML::parseLayerChild(osgPresentation::SlideShowConstructor&
         osgPresentation::SlideShowConstructor::ImageData imageData;// = constructor.getImageData();
         getProperties(cur,imageData);
 
+        osgPresentation::SlideShowConstructor::ScriptData scriptData;
+        getProperties(cur, scriptData);
+
         constructor.addPDF(cur->getTrimmedContents(),
                                 positionRead ? positionData : constructor.getImagePositionData(),
-                                imageData);
+                                imageData,
+                                scriptData
+                          );
         return true;
     }
     else if (cur->name == "stereo_pair")
@@ -1773,6 +1845,17 @@ void ReaderWriterP3DXML::parseLayer(osgPresentation::SlideShowConstructor& const
 
     float totalIndent = 0.0f;
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    if (getProperties(root, scriptData))
+    {
+        for(osgPresentation::SlideShowConstructor::ScriptData::Scripts::iterator itr = scriptData.scripts.begin();
+            itr != scriptData.scripts.end();
+            ++itr)
+        {
+            constructor.addScriptCallback(osgPresentation::SlideShowConstructor::CURRENT_LAYER, itr->first, itr->second);
+        }
+    }
+
     for(osgDB::XmlNode::Children::iterator itr = root->children.begin();
         itr != root->children.end();
         ++itr)
@@ -1948,9 +2031,14 @@ void ReaderWriterP3DXML::parseBullets(osgPresentation::SlideShowConstructor& con
     osgPresentation::SlideShowConstructor::FontData fontData = constructor.getTextFontData();
     bool fontRead = getProperties(cur,fontData);
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur,scriptData);
+
     constructor.addBullet(cur->contents,
                             positionRead ? positionData : constructor.getTextPositionData(),
-                            fontRead ? fontData : constructor.getTextFontData());
+                            fontRead ? fontData : constructor.getTextFontData(),
+                            scriptData
+                         );
 }
 
 
@@ -1965,9 +2053,14 @@ void ReaderWriterP3DXML::parseText(osgPresentation::SlideShowConstructor& constr
     osgPresentation::SlideShowConstructor::FontData fontData = constructor.getTextFontData();
     bool fontRead = getProperties(cur,fontData);
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur,scriptData);
+
     constructor.addParagraph(cur->contents,
                             positionRead ? positionData : constructor.getTextPositionData(),
-                            fontRead ? fontData : constructor.getTextFontData());
+                            fontRead ? fontData : constructor.getTextFontData(),
+                            scriptData
+                            );
 }
 
 void ReaderWriterP3DXML::parsePage(osgPresentation::SlideShowConstructor& constructor, osgDB::XmlNode*cur) const
@@ -2005,9 +2098,14 @@ void ReaderWriterP3DXML::parsePage(osgPresentation::SlideShowConstructor& constr
     osgPresentation::SlideShowConstructor::FontData fontData = constructor.getTextFontData();
     bool fontRead = getProperties(cur,fontData);
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur, scriptData);
+
     constructor.addParagraph(cur->contents,
                             positionRead ? positionData : constructor.getTextPositionData(),
-                            fontRead ? fontData : constructor.getTextFontData());
+                            fontRead ? fontData : constructor.getTextFontData(),
+                            scriptData
+                            );
 }
 
 void ReaderWriterP3DXML::parsePdfDocument(osgPresentation::SlideShowConstructor& constructor, osgDB::XmlNode*cur) const
@@ -2046,7 +2144,10 @@ void ReaderWriterP3DXML::parsePdfDocument(osgPresentation::SlideShowConstructor&
     imageData.page = 0;
     getProperties(cur,imageData);
 
-    osg::Image* image = constructor.addInteractiveImage(cur->contents, positionData, imageData);
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    getProperties(cur, scriptData);
+
+    osg::Image* image = constructor.addInteractiveImage(cur->contents, positionData, imageData, scriptData);
     osgWidget::PdfImage* pdfImage = dynamic_cast<osgWidget::PdfImage*>(image);
     if (pdfImage)
     {
@@ -2080,7 +2181,7 @@ void ReaderWriterP3DXML::parsePdfDocument(osgPresentation::SlideShowConstructor&
 
                 constructor.addLayer(true,false);
 
-                constructor.addPDF(cur->getTrimmedContents(), positionData, imageData);
+                constructor.addPDF(cur->getTrimmedContents(), positionData, imageData, scriptData);
 
             }
         }
@@ -2096,6 +2197,17 @@ void ReaderWriterP3DXML::parseSlide (osgPresentation::SlideShowConstructor& cons
     // create a keyPosition just in case we need it.
     osgPresentation::KeyPosition keyPosition;
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    if (getProperties(root, scriptData))
+    {
+        for(osgPresentation::SlideShowConstructor::ScriptData::Scripts::iterator itr = scriptData.scripts.begin();
+            itr != scriptData.scripts.end();
+            ++itr)
+        {
+            constructor.addScriptCallback(osgPresentation::SlideShowConstructor::CURRENT_SLIDE, itr->first, itr->second);
+        }
+    }
+
     for(osgDB::XmlNode::Children::iterator itr = root->children.begin();
         itr != root->children.end();
         ++itr)
@@ -2808,7 +2920,25 @@ osg::Node* ReaderWriterP3DXML::parseXmlGraph(osgDB::XmlNode* root, bool readOnly
     {
         osgDB::XmlNode* cur = itr->get();
 
-        if (cur->name == "name")
+        if (cur->name == "script_engine")
+        {
+            constructor.addScriptEngine(cur->contents);
+        }
+        else if (cur->name == "script_file")
+        {
+            std::string name;
+            getProperty(cur, "name", name);
+            constructor.addScriptFile(name, cur->contents);
+        }
+        else if (cur->name == "script")
+        {
+            std::string name;
+            getProperty(cur, "name", name);
+            std::string language("lua");
+            getProperty(cur, "language", language);
+            constructor.addScript(name, language, cur->contents);
+        }
+        else if (cur->name == "name")
         {
             constructor.setPresentationName(cur->contents);
         }
@@ -2946,6 +3076,17 @@ osg::Node* ReaderWriterP3DXML::parseXmlGraph(osgDB::XmlNode* root, bool readOnly
             }
     }
 
+    osgPresentation::SlideShowConstructor::ScriptData scriptData;
+    if (getProperties(root, scriptData))
+    {
+        for(osgPresentation::SlideShowConstructor::ScriptData::Scripts::iterator itr = scriptData.scripts.begin();
+            itr != scriptData.scripts.end();
+            ++itr)
+        {
+            constructor.addScriptCallback(osgPresentation::SlideShowConstructor::CURRENT_PRESENTATION, itr->first, itr->second);
+        }
+    }
+
     osgDB::getDataFilePathList() = previousPaths;
 
     return constructor.takePresentation();
diff --git a/src/osgPresentation/deprecated/SlideShowConstructor.cpp b/src/osgPresentation/deprecated/SlideShowConstructor.cpp
index 9a9207aac..7c520a4d9 100644
--- a/src/osgPresentation/deprecated/SlideShowConstructor.cpp
+++ b/src/osgPresentation/deprecated/SlideShowConstructor.cpp
@@ -240,6 +240,15 @@ void SlideShowConstructor::createPresentation()
     //_root->addEventCallback(_propertyEventCallback.get());
 
     _presentationSwitch->setEventCallback(_propertyEventCallback.get());
+
+    for(ScriptEngineMap::iterator itr = _scriptEngines.begin();
+        itr != _scriptEngines.end();
+        ++itr)
+    {
+        OSG_NOTICE<<"Assigning '"<<itr->first<<"' ScriptEngine to Presentation in createPresentation()."<<std::endl;
+        _presentationSwitch->getOrCreateUserDataContainer()->addUserObject(itr->second.get());
+    }
+
 }
 
 LayerAttributes* SlideShowConstructor::getOrCreateLayerAttributes(osg::Node* node)
@@ -290,6 +299,48 @@ void SlideShowConstructor::setPresentationDuration(double duration)
     }
 }
 
+void SlideShowConstructor::addScriptEngine(const std::string& scriptEngineName)
+{
+    if (_scriptEngines.count(scriptEngineName)!=0)
+    {
+        OSG_NOTICE<<"Script engine "<<scriptEngineName<<" already loaded."<<std::endl;
+    }
+
+    osg::ref_ptr<osg::ScriptEngine> scriptEngine = osgDB::readFile<osg::ScriptEngine>(std::string("ScriptEngine.")+scriptEngineName);
+    if (scriptEngine.valid())
+    {
+        _scriptEngines[scriptEngineName] = scriptEngine;
+
+        if (_presentationSwitch.valid())
+        {
+            _presentationSwitch->getOrCreateUserDataContainer()->addUserObject(scriptEngine.get());
+        }
+    }
+    else
+    {
+        OSG_NOTICE<<"Warning: Failed to load "<<scriptEngineName<<" engine, scripts will not work."<<std::endl;
+    }
+}
+
+void SlideShowConstructor::addScriptFile(const std::string& name, const std::string& filename)
+{
+    OSG_NOTICE<<"addScriptFile() name="<<name<<", filename = "<<filename<<std::endl;
+    osg::ref_ptr<osg::Script> script = osgDB::readFile<osg::Script>(filename);
+    if (script.valid())
+    {
+        _scripts[name] = script;
+    }
+}
+
+void SlideShowConstructor::addScript(const std::string& name, const std::string& language, const std::string& scriptContents)
+{
+    OSG_NOTICE<<"addScript() language="<<language<<", name="<<name<<", script = "<<scriptContents<<std::endl;
+    osg::ref_ptr<osg::Script> script = new osg::Script;
+    script->setLanguage(language);
+    script->setScript(scriptContents);
+    _scripts[name] = script;
+}
+
 void SlideShowConstructor::addSlide()
 {
     if (!_presentationSwitch) createPresentation();
@@ -642,6 +693,68 @@ void SlideShowConstructor::addPropertyAnimation(PresentationContext presentation
     }
 }
 
+void SlideShowConstructor::addScriptCallback(PresentationContext presentationContext, ScriptCallbackType scriptCallbackType, const std::string& name)
+{
+    switch(presentationContext)
+    {
+        case(CURRENT_PRESENTATION):
+            OSG_NOTICE<<"  Adding ScriptCallback to presentation."<<std::endl;
+            if (!_presentationSwitch) createPresentation();
+            if (_presentationSwitch.valid()) addScriptToNode(scriptCallbackType, name, _presentationSwitch.get());
+            break;
+        case(CURRENT_SLIDE):
+            OSG_NOTICE<<"  Adding ScriptCallback to slide."<<std::endl;
+            if (!_slide) addSlide();
+            if (_slide.valid()) addScriptToNode(scriptCallbackType, name, _slide.get());
+            break;
+        case(CURRENT_LAYER):
+            OSG_NOTICE<<"  Adding ScriptCallback to layer."<<std::endl;
+            if (!_currentLayer) addLayer();
+            if (_currentLayer.valid())
+            {
+                addScriptToNode(scriptCallbackType, name, _currentLayer.get());
+            }
+            break;
+    }
+}
+
+void SlideShowConstructor::addScriptToNode(ScriptCallbackType scriptCallbackType, const std::string& name, osg::Node* node)
+{
+    std::string::size_type colon_position = name.find(':');
+    std::string script_name = (colon_position==std::string::npos) ? name : name.substr(0, colon_position);
+    std::string entry_point = (colon_position==std::string::npos) ? std::string() : name.substr(colon_position+1,std::string::npos);
+    ScriptMap::iterator script_itr = _scripts.find(script_name);
+    if (script_itr!=_scripts.end())
+    {
+        switch(scriptCallbackType)
+        {
+            case(UPDATE_SCRIPT) :
+                node->addUpdateCallback(new osg::ScriptCallback(script_itr->second.get(), entry_point));
+                break;
+            case(EVENT_SCRIPT) :
+                node->addEventCallback(new osg::ScriptCallback(script_itr->second.get(), entry_point));
+                break;
+        }
+    }
+    else
+    {
+        OSG_NOTICE<<"Warning: script '"<<name<<"' not defined."<<std::endl;
+    }
+}
+
+void SlideShowConstructor::addScriptsToNode(const ScriptData& scriptData, osg::Node* node)
+{
+    if (!node) return;
+
+    for(ScriptData::Scripts::const_iterator itr = scriptData.scripts.begin();
+        itr != scriptData.scripts.end();
+        ++itr)
+    {
+        addScriptToNode(itr->first, itr->second, node);
+    }
+}
+
+
 
 osg::Node* SlideShowConstructor::decorateSubgraphForPosition(osg::Node* node, PositionData& positionData)
 {
@@ -675,7 +788,7 @@ osg::Node* SlideShowConstructor::decorateSubgraphForPosition(osg::Node* node, Po
     return subgraph;
 }
 
-void SlideShowConstructor::addBullet(const std::string& bullet, PositionData& positionData, FontData& fontData)
+void SlideShowConstructor::addBullet(const std::string& bullet, PositionData& positionData, FontData& fontData, const ScriptData& scriptData)
 {
     osg::Geode* geode = new osg::Geode;
 
@@ -721,9 +834,11 @@ void SlideShowConstructor::addBullet(const std::string& bullet, PositionData& po
     {
         updatePositionFromInModelCoords(localPosition, _textPositionData);
     }
+
+    if (scriptData.hasScripts()) addScriptsToNode(scriptData, geode);
 }
 
-void SlideShowConstructor::addParagraph(const std::string& paragraph, PositionData& positionData, FontData& fontData)
+void SlideShowConstructor::addParagraph(const std::string& paragraph, PositionData& positionData, FontData& fontData, const ScriptData& scriptData)
 {
     osg::Geode* geode = new osg::Geode;
 
@@ -768,6 +883,8 @@ void SlideShowConstructor::addParagraph(const std::string& paragraph, PositionDa
     {
         updatePositionFromInModelCoords(localPosition, _textPositionData);
     }
+
+    if (scriptData.hasScripts()) addScriptsToNode(scriptData, geode);
 }
 
 class FindImageStreamsVisitor : public osg::NodeVisitor
@@ -1180,7 +1297,7 @@ void SlideShowConstructor::setUpMovieVolume(osg::Node* subgraph, osg::ImageStrea
     }
 }
 
-void SlideShowConstructor::addImage(const std::string& filename, const PositionData& positionData, const ImageData& imageData)
+void SlideShowConstructor::addImage(const std::string& filename, const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData)
 {
     osg::ref_ptr<osg::Image> image = readImage(filename, imageData);
     if (!image) return;
@@ -1338,9 +1455,11 @@ void SlideShowConstructor::addImage(const std::string& filename, const PositionD
     }
 
     addToCurrentLayer(subgraph);
+
+    if (scriptData.hasScripts()) addScriptsToNode(scriptData, subgraph);
 }
 
-void SlideShowConstructor::addStereoImagePair(const std::string& filenameLeft, const ImageData& imageDataLeft, const std::string& filenameRight, const ImageData& imageDataRight,const PositionData& positionData)
+void SlideShowConstructor::addStereoImagePair(const std::string& filenameLeft, const ImageData& imageDataLeft, const std::string& filenameRight, const ImageData& imageDataRight,const PositionData& positionData, const ScriptData& scriptData)
 {
     osg::ref_ptr<osg::Image> imageLeft = readImage(filenameLeft, imageDataLeft);
     osg::ref_ptr<osg::Image> imageRight = (filenameRight==filenameLeft) ? imageLeft.get() : readImage(filenameRight, imageDataRight);
@@ -1560,9 +1679,11 @@ void SlideShowConstructor::addStereoImagePair(const std::string& filenameLeft, c
     }
 
     addToCurrentLayer(subgraph);
+
+    if (scriptData.hasScripts()) addScriptsToNode(scriptData, subgraph);
 }
 
-void SlideShowConstructor::addGraph(const std::string& contents, const PositionData& positionData, const ImageData& imageData)
+void SlideShowConstructor::addGraph(const std::string& contents, const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData)
 {
     static int s_count=0;
 
@@ -1620,7 +1741,7 @@ void SlideShowConstructor::addGraph(const std::string& contents, const PositionD
         _options = _options.valid() ? _options->cloneOptions() : (new osgDB::Options);
         _options->setObjectCacheHint(osgDB::Options::CACHE_NONE);
 
-        addImage(tmpSvgFileName, positionData, imageData);
+        addImage(tmpSvgFileName, positionData, imageData, scriptData);
 
         _options = previousOptions;
 
@@ -1630,7 +1751,7 @@ void SlideShowConstructor::addGraph(const std::string& contents, const PositionD
 }
 
 
-void SlideShowConstructor::addVNC(const std::string& hostname, const PositionData& positionData, const ImageData& imageData, const std::string& password)
+void SlideShowConstructor::addVNC(const std::string& hostname, const PositionData& positionData, const ImageData& imageData, const std::string& password, const ScriptData& scriptData)
 {
     if (!password.empty())
     {
@@ -1639,17 +1760,17 @@ void SlideShowConstructor::addVNC(const std::string& hostname, const PositionDat
         osgDB::Registry::instance()->getAuthenticationMap()->addAuthenticationDetails(hostname, new osgDB::AuthenticationDetails("", password));
     }
 
-    addInteractiveImage(hostname+".vnc", positionData, imageData);
+    addInteractiveImage(hostname+".vnc", positionData, imageData, scriptData);
 }
 
-void SlideShowConstructor::addBrowser(const std::string& url, const PositionData& positionData, const ImageData& imageData)
+void SlideShowConstructor::addBrowser(const std::string& url, const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData)
 {
-    addInteractiveImage(url+".gecko", positionData, imageData);
+    addInteractiveImage(url+".gecko", positionData, imageData, scriptData);
 }
 
-void SlideShowConstructor::addPDF(const std::string& filename, const PositionData& positionData, const ImageData& imageData)
+void SlideShowConstructor::addPDF(const std::string& filename, const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData)
 {
-    addInteractiveImage(filename, positionData, imageData);
+    addInteractiveImage(filename, positionData, imageData, scriptData);
 }
 
 class SetPageCallback: public LayerCallback
@@ -1676,7 +1797,7 @@ public:
 };
 
 
-osg::Image* SlideShowConstructor::addInteractiveImage(const std::string& filename, const PositionData& positionData, const ImageData& imageData)
+osg::Image* SlideShowConstructor::addInteractiveImage(const std::string& filename, const PositionData& positionData, const ImageData& imageData, const ScriptData& scriptData)
 {
     osg::ref_ptr<osgDB::Options> options = _options;
     if (!imageData.options.empty())
@@ -1819,6 +1940,7 @@ osg::Image* SlideShowConstructor::addInteractiveImage(const std::string& filenam
 
     }
 
+    if (scriptData.hasScripts()) addScriptsToNode(scriptData, subgraph);
 
     return image;
 }
@@ -1902,7 +2024,7 @@ protected:
 };
 
 
-void SlideShowConstructor::addModel(const std::string& filename, const PositionData& positionData, const ModelData& modelData)
+void SlideShowConstructor::addModel(const std::string& filename, const PositionData& positionData, const ModelData& modelData, const ScriptData& scriptData)
 {
     OSG_INFO<<"SlideShowConstructor::addModel("<<filename<<")"<<std::endl;
 
@@ -1986,18 +2108,19 @@ void SlideShowConstructor::addModel(const std::string& filename, const PositionD
 
     if (subgraph.valid())
     {
-        addModel(subgraph.get(), positionData, modelData);
+        addModel(subgraph.get(), positionData, modelData, scriptData);
     }
     else
     {
         OSG_NOTICE<<"Could not loaded model file : "<<filename<<std::endl;
     }
 
+
     OSG_INFO<<"end of SlideShowConstructor::addModel("<<filename<<")"<<std::endl<<std::endl;
 
 }
 
-void SlideShowConstructor::addModel(osg::Node* subgraph, const PositionData& positionData, const ModelData& modelData)
+void SlideShowConstructor::addModel(osg::Node* subgraph, const PositionData& positionData, const ModelData& modelData, const ScriptData& scriptData)
 {
     osg::Object::DataVariance defaultMatrixDataVariance = osg::Object::DYNAMIC; // STATIC
 
@@ -2165,6 +2288,8 @@ void SlideShowConstructor::addModel(osg::Node* subgraph, const PositionData& pos
     findImageStreamsAndAddCallbacks(subgraph);
 
     addToCurrentLayer(subgraph);
+
+    if (scriptData.hasScripts()) addScriptsToNode(scriptData, subgraph);
 }
 
 class DraggerVolumeTileCallback : public osgManipulator::DraggerCallback
@@ -2378,7 +2503,7 @@ void SlideShowConstructor::setUpVolumeScalarProperty(osgVolume::VolumeTile* tile
 }
 
 
-void SlideShowConstructor::addVolume(const std::string& filename, const PositionData& in_positionData, const VolumeData& volumeData)
+void SlideShowConstructor::addVolume(const std::string& filename, const PositionData& in_positionData, const VolumeData& volumeData, const ScriptData& scriptData)
 {
     // osg::Object::DataVariance defaultMatrixDataVariance = osg::Object::DYNAMIC; // STATIC
 
@@ -2724,7 +2849,7 @@ void SlideShowConstructor::addVolume(const std::string& filename, const Position
     }
 
     ModelData modelData;
-    addModel(model.get(), positionData, modelData);
+    addModel(model.get(), positionData, modelData, scriptData);
 }
 
 bool SlideShowConstructor::attachTexMat(osg::StateSet* stateset, const ImageData& imageData, float s, float t, bool textureRectangle)