diff --git a/xvaga/xvaga.cpp b/xvaga/xvaga.cpp
index 2780f185a..881c49343 100755
--- a/xvaga/xvaga.cpp
+++ b/xvaga/xvaga.cpp
@@ -731,6 +731,8 @@ BEGIN_EVENT_TABLE(TwxWindow, TwxWindowBase)
   EVT_LEFT_DOWN(TwxWindow::OnMouseDown)
   EVT_LEFT_UP(TwxWindow::OnMouseUp)
   EVT_MENU_RANGE(1000, 32766, TwxWindow::OnMenu)
+  EVT_MIDDLE_DOWN(TwxWindow::OnMouseDown)
+  EVT_MIDDLE_UP(TwxWindow::OnMouseUp)
 	EVT_MOTION(TwxWindow::OnMouseMove)
   EVT_MOUSEWHEEL(TwxWindow::OnMouseWheel)
   EVT_PAINT(TwxWindow::OnPaint)
@@ -893,7 +895,7 @@ void TwxWindow::OnMouseDouble(wxMouseEvent& event)
 {
   EVENT e; memset(&e, 0, sizeof(EVENT));
 	e.type = E_MOUSE_DBL;
-	e.v.mouse.button = 0;
+	e.v.mouse.button = (event.RightDown() ? 1 : 0) + (event.MiddleDown() ? 2 : 0);
 	e.v.mouse.control = event.ControlDown();
 	e.v.mouse.shift = event.ShiftDown();
 	e.v.mouse.where.h = event.GetX();
@@ -905,7 +907,7 @@ void TwxWindow::OnMouseDown(wxMouseEvent& event)
 {
   EVENT e; memset(&e, 0, sizeof(EVENT));
 	e.type = E_MOUSE_DOWN;
-	e.v.mouse.button = event.RightDown() ? 1 : 0;
+	e.v.mouse.button = (event.RightDown() ? 1 : 0) + (event.MiddleDown() ? 2 : 0);
 	e.v.mouse.control = event.ControlDown();
 	e.v.mouse.shift = event.ShiftDown();
 	e.v.mouse.where.h = event.GetX();
@@ -917,6 +919,7 @@ void TwxWindow::OnMouseMove(wxMouseEvent& event)
 {
   EVENT e; memset(&e, 0, sizeof(EVENT));
 	e.type = E_MOUSE_MOVE;
+	e.v.mouse.button = (event.RightIsDown() ? 1 : 0) + (event.MiddleIsDown() ? 2 : 0);
 	e.v.mouse.control = event.ControlDown();
 	e.v.mouse.shift = event.m_shiftDown;
 	e.v.mouse.where.h = event.GetX();
@@ -928,7 +931,7 @@ void TwxWindow::OnMouseUp(wxMouseEvent& event)
 {
   EVENT e; memset(&e, 0, sizeof(EVENT));
 	e.type = E_MOUSE_UP;
-	e.v.mouse.button = event.RightUp() ? 1 : 0;
+	e.v.mouse.button = (event.RightUp() ? 1 : 0) + (event.MiddleUp() ? 2 : 0);
 	e.v.mouse.control = event.ControlDown();
 	e.v.mouse.shift = event.ShiftDown();
 	e.v.mouse.where.h = event.GetX();
diff --git a/xvaga/xvintern.h b/xvaga/xvintern.h
index 054ed1f19..d5d1aad66 100755
--- a/xvaga/xvintern.h
+++ b/xvaga/xvintern.h
@@ -76,7 +76,11 @@ public:
 
 class TPrintDC : public TDC
 {
+  static bool _page_start;
+
 public:
+  static void SetPageStart();
+
   virtual wxDC& GetDC(bool);
 	virtual void KillDC();
 	TPrintDC(wxWindow* owner);
diff --git a/xvaga/xvtextra.cpp b/xvaga/xvtextra.cpp
index b4e412e58..306b32285 100755
--- a/xvaga/xvtextra.cpp
+++ b/xvaga/xvtextra.cpp
@@ -390,11 +390,20 @@ TwxPrintOut* TwxPrintOutCache::Get(TPRINT_RCD* prcd)
 // TPrintDC
 ///////////////////////////////////////////////////////////
 
+// Flag di reset ad inizio pagina
+bool TPrintDC::_page_start = false;
+
+void TPrintDC::SetPageStart() 
+{ _page_start = true; }
+
 wxDC& TPrintDC::GetDC(bool)
 {
 	_dc = m_po->GetDC();         // Forza display context corrente
-	if (_dirty)
-		_dirty = -1;
+  if (_page_start)	
+  {
+    _dirty = -1;
+    _page_start = false;
+  }
 	return TDC::GetDC(false);
 }
 
@@ -404,11 +413,13 @@ void TPrintDC::KillDC()
 }
 
 TPrintDC::TPrintDC(wxWindow* owner) : TDC(owner)
-{ }
+{ 
+  _page_start = false;
+}
 
 TPrintDC::~TPrintDC()
 {
-	_dc = NULL; // Evita distruzione!
+	KillDC();
 }
 
 ///////////////////////////////////////////////////////////
@@ -761,7 +772,10 @@ BOOLEAN xvt_print_open_page(PRINT_RCD* precp)
     if (wxPrinterBase::sm_abortIt)
       ok = FALSE;
     else
+    {
 		  m_po->GetDC()->StartPage();
+      TPrintDC::SetPageStart();   // Flag per azzeramento dati DC
+    }
 	}
 	return ok;
 }