diff --git a/EGkCurveLocal.h b/EGkCurveLocal.h
index 0ca0c54..18e71a6 100644
--- a/EGkCurveLocal.h
+++ b/EGkCurveLocal.h
@@ -57,7 +57,7 @@ class CurveLocal
                return ;
             m_pCrv = m_pCopy ;
          }
-      CurveLocal( CurveLocal&& Other) _NOEXCEPT
+      CurveLocal( CurveLocal&& Other)
          : m_pCrv( Other.m_pCrv), m_pCopy( Other.m_pCopy)
          { // annullo gli originali
             Other.m_pCrv = nullptr ;
diff --git a/EGkSurfLocal.h b/EGkSurfLocal.h
index d66d221..3830876 100644
--- a/EGkSurfLocal.h
+++ b/EGkSurfLocal.h
@@ -57,7 +57,7 @@ class SurfLocal
                return ;
             m_pSrf = m_pCopy ;
          }
-      SurfLocal( SurfLocal&& Other) _NOEXCEPT
+      SurfLocal( SurfLocal&& Other)
          : m_pSrf( Other.m_pSrf), m_pCopy( Other.m_pCopy)
          { // annullo gli originali
             Other.m_pSrf = nullptr ;
diff --git a/EGkVector3d.h b/EGkVector3d.h
index 1ef6268..776c555 100644
--- a/EGkVector3d.h
+++ b/EGkVector3d.h
@@ -14,7 +14,7 @@
 #pragma once
 
 #include "/EgtDev/Include/EGkGeoConst.h"
-#include <math.h>
+#include <cmath>
 
 //----------------------- Macro per import/export -----------------------------
 #undef EGK_EXPORT
diff --git a/EgtTargetVer.h b/EgtTargetVer.h
index b8bf053..aba8dd4 100644
--- a/EgtTargetVer.h
+++ b/EgtTargetVer.h
@@ -1,20 +1,25 @@
 //----------------------------------------------------------------------------
-//  EgalTech    2013-2013
+//  EgalTech    2013-2019
 //----------------------------------------------------------------------------
-// File : EgtTargetVer.h           Data : 20.11.13          Versione : 1.3a1
+// File : EgtTargetVer.h           Data : 16.01.19          Versione : 2.1a1
 // Contenuto : Dichiarazione macro per versione Windows target.
 //
 //
 //
 // Modifiche : 20.11.13 DS Creazione modulo.
-//
+//             16.01.19 DS Modifiche per Win32 con WindowsXp e Win64 con Windows7.
 //
 //----------------------------------------------------------------------------
 
 #pragma once
 
-
-#define WINVER          0x0502              // WindowsXP SP2
-#define _WIN32_WINNT    0x0502              // WindowsXP SP2
-#define _WIN32_IE       0x0603              // IE6 SP2
+#if defined( _WIN64)
+   #define WINVER          0x0601              // Windows7
+   #define _WIN32_WINNT    0x0601              // Windows7
+   #define _WIN32_IE       0x0800              // IE8
+#else
+   #define WINVER          0x0502              // WindowsXP SP2
+   #define _WIN32_WINNT    0x0502              // WindowsXP SP2
+   #define _WIN32_IE       0x0603              // IE6 SP2
+#endif