diff --git a/EExExportThreeJS.h b/EExExportThreeJS.h
index 7909441..280c331 100644
--- a/EExExportThreeJS.h
+++ b/EExExportThreeJS.h
@@ -1,12 +1,12 @@
 //----------------------------------------------------------------------------
-//  EgalTech 2014-2014
+//  EgalTech 2022-2022
 //----------------------------------------------------------------------------
-// File : EExExportStl.h          Data : 07.08.14          Versione : 1.5h2
+// File : EExExportThreeJS.h         Data : 22.10.22         Versione : 2.4j1
 // Contenuto : Dichiarazione della interfaccia IExportStl.
 //
 //
 //
-// Modifiche : 07.08.14 DS Creazione modulo.
+// Modifiche : 22.10.22 DS Creazione modulo.
 //
 //
 //----------------------------------------------------------------------------
@@ -27,16 +27,16 @@
 #endif
 
 //-----------------------------------------------------------------------------
-class __declspec(novtable) IExportThreeJS
+class __declspec( novtable) IExportThreeJS
 {
 public:
     virtual ~IExportThreeJS( void) {}
     virtual bool SetOptions( int nFilter) = 0 ;
-    virtual bool Export( IGeomDB* pGDB, int nId, const std::string& sFile, IEGrScene* pScene, bool bUdm) = 0 ;
-};
+    virtual bool Export( IGeomDB* pGDB, int nId, IEGrScene* pScene, bool bUdm, const std::string& sFile) = 0 ;
+} ;
 
 //-----------------------------------------------------------------------------
 extern "C" {
-    EEX_EXPORT bool SetThreeJSAuxDir( const std::string& sThreeJSAuxDir) ;
+    EEX_EXPORT bool SetThreeJSLibDir( const std::string& sThreeJSLibDir) ;
     EEX_EXPORT IExportThreeJS* CreateExportThreeJS( void) ;
 }
diff --git a/EGrScene.h b/EGrScene.h
index cc27b30..c61756d 100644
--- a/EGrScene.h
+++ b/EGrScene.h
@@ -1,7 +1,7 @@
 //----------------------------------------------------------------------------
-//  EgalTech 2014-2019
+//  EgalTech 2014-2022
 //----------------------------------------------------------------------------
-// File : EGrScene.h          Data : 13.02.14           Versione : 2.1i2
+// File : EGrScene.h          Data : 22.10.22           Versione : 2.4j1
 // Contenuto : Dichiarazione della interfaccia IEGrScene per scena OpenGL.
 //
 //
@@ -95,7 +95,7 @@ class IEGrScene
       virtual bool SetGridGeo( double dSnapStep, int nMinLineSstep, int nMajLineSstep, int nExtSstep) = 0 ;
       virtual bool SetGridColor( Color colMinLine, Color colMajLine) = 0 ;
       virtual void GetGridParam( double& dSnapStep, int& nExtStep) const = 0 ;
-      virtual bool GetShowGrid() = 0 ;
+      virtual bool GetShowGrid( void) = 0 ;
      // Glob Frame
       virtual bool SetGlobFrameShow( bool bShow) = 0 ;
      // Direct
@@ -142,8 +142,6 @@ class IEGrScene
      // Image
       virtual bool GetImage( int nShowMode, Color colBackTop, Color colBackBottom,
                              int nDestWidth, int nDestHeight, const std::string& sFile) = 0 ;
-      
-      
 } ;
 
 //-----------------------------------------------------------------------------
diff --git a/EInAPI.h b/EInAPI.h
index 3bcfa3f..5b5c6d5 100644
--- a/EInAPI.h
+++ b/EInAPI.h
@@ -118,6 +118,8 @@ EIN_EXPORT BOOL __stdcall EgtExportDxf( int nId, const wchar_t* wsFilePath, int
 EIN_EXPORT BOOL __stdcall EgtExportStl( int nId, const wchar_t* wsFilePath) ;
 EIN_EXPORT BOOL __stdcall EgtExport3MF( int nId, const wchar_t* wsFilePath) ;
 EIN_EXPORT BOOL __stdcall EgtExportSvg( int nId, const wchar_t* wsFilePath) ;
+EIN_EXPORT BOOL __stdcall EgtSetThreeJSLibDir( const wchar_t* wsThreeJSLibDir) ;
+EIN_EXPORT BOOL __stdcall EgtExportThreeJS( int nId, const wchar_t* wsFilePath) ;
 
 // BeamManager
 EIN_EXPORT BOOL __stdcall EgtInitBeamMgr( int nFlag) ;
diff --git a/EXeConst.h b/EXeConst.h
index 2c2bd81..88568e6 100644
--- a/EXeConst.h
+++ b/EXeConst.h
@@ -36,6 +36,7 @@ enum FileType { FT_NULL =  0,
                 FT_JT = 35,
                 FT_VRML = 36,
                 FT_C3D = 37,
+                FT_HTML = 51,
                 FT_TSC = 101,
                 FT_LUA = 102} ;
 
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 40acddf..35d519a 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -111,7 +111,6 @@ EXE_EXPORT bool ExeSaveMachGroupToFile( int nMGroupId, const std::string& sFileP
 // Exchange
 EXE_EXPORT int  ExeGetFileType( const std::string& sFilePath) ;
 EXE_EXPORT bool ExeSetBtlAuxDir( const std::string& sBtlAuxDir) ;
-EXE_EXPORT bool ExeSetThreeJSAuxDir( const std::string & sThreeJSAuxDir) ;
 EXE_EXPORT bool ExeImportBtl( const std::string& sFilePath, int nFlag) ;
 EXE_EXPORT bool ExeImportBtlx( const std::string& sFilePath, int nFlag) ;
 EXE_EXPORT bool ExeImportCnc( const std::string& sFilePath, int nFlag) ;
@@ -126,6 +125,7 @@ EXE_EXPORT bool ExeExportDxf( int nId, const std::string& sFilePath, int nFlag =
 EXE_EXPORT bool ExeExportStl( int nId, const std::string& sFilePath) ;
 EXE_EXPORT bool ExeExport3MF( int nId, const std::string& sFilePath) ;
 EXE_EXPORT bool ExeExportSvg( int nId, const std::string& sFilePath, int nFilter = 393) ;
+EXE_EXPORT bool ExeSetThreeJSLibDir( const std::string & sThreeJSLibDir) ;
 EXE_EXPORT bool ExeExportThreeJS( int nId, const std::string& sFilePath, int nFilter = 393) ;
 
 // BeamManager