diff --git a/xvaga/oswin32.cpp b/xvaga/oswin32.cpp
index be40bcd40..0d6f2f3b1 100755
--- a/xvaga/oswin32.cpp
+++ b/xvaga/oswin32.cpp
@@ -467,7 +467,7 @@ static wxString FindHelpFile(const char* topic)
   wxString str;
   for (int i = 0; i < 2; i++)
   {
-   str = GetHelpDir();
+    str = GetHelpDir();
     str += i == 0 ? strTopic.Left(2) : strApp.Left(2);
     str += "help.pdf";
     if (::wxFileExists(str))
@@ -542,7 +542,18 @@ int OsWin32_Help(WXHWND handle, const char* hlp, unsigned int cmd, const char* t
       }
     } else
     if (str.EndsWith(".html"))
-		  ::ShellExecute((HWND)handle, "open", str, NULL, NULL, SW_SHOWDEFAULT);
+    {
+      wxFileName fn = str;
+      fn.MakeAbsolute();
+      str = fn.GetFullPath();
+		  unsigned long err  = (unsigned long)::ShellExecute((HWND)handle, "open", str, NULL, NULL, SW_SHOWNORMAL);
+      if (err <= 32)
+      {
+        wxString msg; 
+        msg << "Can't open '" << str << "': error " << err;
+        wxMessageBox(msg, "Campo", wxICON_WARNING | wxOK);
+      }
+    }
     
   	return true;
   }
diff --git a/xvaga/xvaga.cpp b/xvaga/xvaga.cpp
index 631a4112c..7f43a0439 100755
--- a/xvaga/xvaga.cpp
+++ b/xvaga/xvaga.cpp
@@ -788,6 +788,14 @@ void xvt_dwin_draw_arc(WINDOW win, const RCT* r, int sx, int sy, int ex, int ey)
   }
 }
 
+void xvt_dwin_draw_checkmark(WINDOW win, const RCT* rctp)
+{
+  CAST_DC(win, dc);
+	const wxRect rct = RCT2Rect(rctp);
+	dc.DrawCheckMark(rct);
+}
+
+
 void xvt_dwin_draw_gradient_circular(WINDOW win, const RCT* r, COLOR col1, COLOR col2, const PNT* center)
 {
   if (win != NULL_WIN && r != NULL)
@@ -957,7 +965,7 @@ void xvt_dwin_draw_polyline(WINDOW win, const PNT *lpnts, int npnts)
   }
 }
 
-void xvt_dwin_draw_rect(WINDOW win, RCT *rctp)
+void xvt_dwin_draw_rect(WINDOW win, const RCT* rctp)
 {
   CAST_DC(win, dc);
 	const wxRect rct = RCT2Rect(rctp);
diff --git a/xvaga/xvt.h b/xvaga/xvt.h
index 62e6267f4..423ca1838 100755
--- a/xvaga/xvt.h
+++ b/xvaga/xvt.h
@@ -111,6 +111,7 @@ XVTDLL int xvt_dongle_sa_test(const char* module);
 
 XVTDLL void          xvt_dwin_clear(WINDOW win, COLOR col);
 XVTDLL void          xvt_dwin_draw_arc(WINDOW win, const RCT* r, int sx, int sy, int ex, int ey);
+XVTDLL void          xvt_dwin_draw_checkmark(WINDOW win, const RCT* rctp);
 XVTDLL void          xvt_dwin_draw_icon(WINDOW win, int x, int y, int rid);
 XVTDLL void          xvt_dwin_draw_icon_rect(WINDOW win, RCT* rct, int rid);
 XVTDLL void          xvt_dwin_draw_gradient_circular(WINDOW win, const RCT* r, COLOR col1, COLOR col2, const PNT* center); // Added by AGA
@@ -122,7 +123,7 @@ XVTDLL void          xvt_dwin_draw_oval(WINDOW Win, const RCT* r);
 XVTDLL void          xvt_dwin_draw_pie(WINDOW win, const RCT *rctp, int start_x, int start_y, int stop_x, int stop_y);
 XVTDLL void          xvt_dwin_draw_polygon(WINDOW win, const PNT *lpnts, int npnts);
 XVTDLL void          xvt_dwin_draw_polyline(WINDOW win, const PNT *lpnts, int npnts);
-XVTDLL void          xvt_dwin_draw_rect(WINDOW win, RCT *rctp);
+XVTDLL void          xvt_dwin_draw_rect(WINDOW win, const RCT *rctp);
 XVTDLL void          xvt_dwin_draw_roundrect(WINDOW win, const RCT *rctp, int oval_width, int oval_height);
 XVTDLL void          xvt_dwin_draw_dotted_rect(WINDOW win, RCT *rctp); // Added by Guy
 XVTDLL void          xvt_dwin_draw_tool(WINDOW win, int x, int y, int rid, int size); // Added by Guy
diff --git a/xvaga/xvtctl.cpp b/xvaga/xvtctl.cpp
index bb85855c1..0804cf7e6 100755
--- a/xvaga/xvtctl.cpp
+++ b/xvaga/xvtctl.cpp
@@ -109,6 +109,7 @@ class TwxNoteBook : public wxAuiNotebook
   
 protected:
   virtual bool SetBackgroundColour(const wxColour& col);
+  virtual bool SetForegroundColour(const wxColour& col);
 
   void OnChar(wxKeyEvent& evt);
   void OnPageChanging(wxAuiNotebookEvent& e);
@@ -236,6 +237,7 @@ protected:
   virtual void OnKillFocus(wxFocusEvent& e);
   virtual void OnSelected(wxCommandEvent& e);
   virtual void OnKeyDown(wxKeyEvent& e);
+  virtual void OnLeftDown(wxMouseEvent& e);
 
 public:
   int Add(const wxString str);
@@ -650,11 +652,29 @@ XVTDLL BOOLEAN xvt_pane_set_size_range(WINDOW win, int min_size, int best_size,
 
 class TwxAuiDefaultTabArt : public wxAuiDefaultTabArt
 {
+  wxColour m_fore_colour;
+
+protected:
+  virtual void DrawTab(wxDC& dc, wxWindow* wnd, const wxAuiNotebookPage& pane,
+                      const wxRect& in_rect, int close_button_state,
+                      wxRect* out_tab_rect, wxRect* out_button_rect, int* x_extent);
+
 public:
   void SetBackgroundColour(const wxColor& colour) { m_base_colour = colour; }
+  void SetForegroundColour(const wxColor& colour) { m_fore_colour = colour; }
   virtual wxAuiTabArt* Clone();
 };
 
+void TwxAuiDefaultTabArt::DrawTab(wxDC& dc, wxWindow* wnd, const wxAuiNotebookPage& pane,
+                                  const wxRect& in_rect, int close_button_state,
+                                  wxRect* out_tab_rect, wxRect* out_button_rect, int* x_extent)
+{
+  dc.SetTextForeground(m_fore_colour);
+  wxAuiDefaultTabArt::DrawTab(dc, wnd, pane, in_rect, close_button_state,
+                      out_tab_rect, out_button_rect, x_extent);
+}
+
+
 wxAuiTabArt* TwxAuiDefaultTabArt::Clone()
 {
   TwxAuiDefaultTabArt* art = new TwxAuiDefaultTabArt();
@@ -666,6 +686,7 @@ wxAuiTabArt* TwxAuiDefaultTabArt::Clone()
 
   // My own addition
   art->m_base_colour = m_base_colour;
+  art->m_fore_colour = m_fore_colour;
   
   return art;
 }
@@ -695,6 +716,19 @@ bool TwxNoteBook::SetBackgroundColour(const wxColour& col)
   return ok;
 }
 
+bool TwxNoteBook::SetForegroundColour(const wxColour& col)
+{
+  const bool ok = wxAuiNotebook::SetForegroundColour(col);
+  if (ok) // Se cambio il colore del testo del tab control devo notificarlo all'art provider
+  {
+    TwxAuiDefaultTabArt* pArtist = (TwxAuiDefaultTabArt*)GetArtProvider();
+    if (pArtist != NULL) 
+      pArtist->SetForegroundColour(col);
+  }
+  return ok;
+}
+
+
 void TwxNoteBook::OnChar(wxKeyEvent& evt)
 {
   // Ridirige i tasti che non sono certamente di navigazione alla finestra nonna
@@ -1833,6 +1867,7 @@ BEGIN_EVENT_TABLE(TwxPopUp, wxVListBox)
   EVT_COMMAND(wxID_ANY, wxEVT_COMMAND_LISTBOX_SELECTED,      TwxPopUp::OnSelected)
   EVT_COMMAND(wxID_ANY, wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, TwxPopUp::OnSelected)
   EVT_MOTION(TwxPopUp::OnMouseMove)
+  EVT_LEFT_DOWN(TwxPopUp::OnLeftDown)
   EVT_KILL_FOCUS(TwxPopUp::OnKillFocus)
   EVT_KEY_DOWN(TwxPopUp::OnKeyDown)
 END_EVENT_TABLE()
@@ -1887,6 +1922,16 @@ void TwxPopUp::OnMouseMove(wxMouseEvent& evt)
   }
 }
 
+void TwxPopUp::OnLeftDown(wxMouseEvent& evt)
+{
+  const wxRect rect = GetClientRect();
+  const wxPoint pt = evt.GetPosition();
+  if (rect.Contains(evt.GetPosition()))
+    wxVListBox::OnLeftDown(evt);
+  else
+    Hide();
+}
+
 void TwxPopUp::OnKillFocus(wxFocusEvent& WXUNUSED(e))
 {
   Hide();
@@ -2040,15 +2085,20 @@ MENU_TAG xvt_list_popup(WINDOW parent_win, const RCT* ownrct, const MENU_ITEM* m
         lb->SetSelection(sel);
       lb->Show(); 
       lb->SetFocus();
+
+      lb->CaptureMouse();
+      wxApp* a = wxTheApp;  // Memorizzo il risultato di wxGetInstance
       while (lb->IsShown())
       {
-        wxApp* a = wxTheApp;  // Memorizzo il risultato di wxGetInstance
         while (a->Pending())
           a->Dispatch();
         lb->Raise();
+        a->ProcessIdle();
         wxMilliSleep(50);
       }
       sel = lb->GetSelection();
+      lb->ReleaseMouse();
+
       delete lb;
     }
   }
@@ -2076,6 +2126,8 @@ protected:
   void OnTool(wxCommandEvent& evt);
   void OnEraseBackground(wxEraseEvent& evt);
   virtual bool SetBackgroundColour(const wxColour& colour);
+  virtual bool SetForegroundColour(const wxColour& colour);
+
   TwxToolBar() : TwxToolBarBase(NULL, wxID_ANY) { wxASSERT(false); }
 
 public:
@@ -2120,32 +2172,19 @@ void TwxToolBar::OnEraseBackground(wxEraseEvent& evt)
     const wxColour b1 = ModulateColour(b0, -10);
     const wxColour b2 = ModulateColour(b0, +70);
     wxCoord cw, ch; dc.GetSize(&cw, &ch);
-    switch (xvt_sys_get_oem_int("OEM", -1))
-    {
-    case 0:
-      {
-        // Nuovo modo: effetto acqua in stile TwxOutlookBar
-        const wxColour b3 = ModulateColour(b1, +20);
-        const int delta = 2*ch/5;
-        wxRect r1(0,0,cw,ch), r2(0,0,cw,ch);   
-        r1.height = delta;
-        r2.y += delta; r2.height -= delta;
-        dc.GradientFillLinear(r1, b3, b3, wxDOWN);
-        dc.GradientFillLinear(r2, b1, b2, wxDOWN);
-      }
-      break;
-    case 1:
-      // Vecchio modo: gradiente classico
-      dc.GradientFillLinear(wxRect(0,0,cw,ch),b1,b2,wxSOUTH); 
-      break;
-    default:
-      {
-        wxBrush brush(b0);
-        dc.SetBackground(brush);
-        dc.Clear();
-      }
-      break;
-    }
+#if wxCHECK_VERSION(2,8,12)
+    // Nuovo modo: effetto acqua in stile TwxOutlookBar
+    const wxColour b3 = ModulateColour(b1, +20);
+    const int delta = 2*ch/5;
+    wxRect r1(0,0,cw,ch), r2(0,0,cw,ch);   
+    r1.height = delta;
+    r2.y += delta; r2.height -= delta;
+    dc.GradientFillLinear(r1, b3, b3, wxDOWN);
+    dc.GradientFillLinear(r2, b1, b2, wxDOWN);
+#else      
+    // Vecchio modo: gradiente classico
+    dc.GradientFillLinear(wxRect(0,0,cw,ch),b1,b2,wxSOUTH); 
+#endif
   }
 }
 
@@ -2161,6 +2200,19 @@ bool TwxToolBar::SetBackgroundColour(const wxColour& colour)
   return ok;
 }
 
+bool TwxToolBar::SetForegroundColour(const wxColour& colour)
+{
+  const bool ok = TwxToolBarBase::SetForegroundColour(colour);
+  if (ok) // Se cambio lo sfondo della toolbar devo aggiornare anche quello del gripper
+  {
+    wxAuiDockArt* pArtist = FindArtist(this);
+    if (pArtist != NULL)
+      pArtist->SetColor(wxAUI_DOCKART_ACTIVE_CAPTION_TEXT_COLOUR, colour);
+  }
+  return ok;
+}
+
+
 void TwxToolBar::SetBackgroundTexture(XVT_IMAGE xvt_img)
 {
   if (xvt_img != NULL)
diff --git a/xvaga/xvtdm.cpp b/xvaga/xvtdm.cpp
index 8ee2bfda9..1f9dba708 100755
--- a/xvaga/xvtdm.cpp
+++ b/xvaga/xvtdm.cpp
@@ -488,7 +488,7 @@ int xvt_dm_speech_enabled(void)
 void xvt_dm_post_about_box()
 {
   const char* ver = (const char*)xvt_vobj_get_attr(NULL_WIN, ATTR_APPL_VERSION_STRING);
-  if (ver == NULL || !*ver) ver = "2010 10.0/900";
+  if (ver == NULL || !*ver) ver = "2012 11.0/200";
   wxString msg; msg << "Versione " << ver;
   xvt_dm_post_message(msg);
 }
@@ -743,14 +743,12 @@ BOOLEAN xvt_dm_post_font_sel(WINDOW win, XVT_FNTID font_id, PRINT_RCD* WXUNUSED(
 
 void xvt_dm_post_message(const char *fmt)
 {
-  //_MessageBox(fmt, wxOK | wxICON_INFORMATION);
-  _PopUpBox(fmt, wxICON_INFORMATION, 0);
+  _MessageBox(fmt, wxOK | wxICON_INFORMATION);
 }
 
 void xvt_dm_post_note(const char *fmt)
 {
-  //  _MessageBox(fmt, wxOK | wxICON_EXCLAMATION);
-  _PopUpBox(fmt, wxICON_EXCLAMATION, 0);
+  _PopUpBox(fmt, wxICON_INFORMATION);
 }
 
 char* xvt_dm_post_string_prompt(const char* message, char* response, int response_len)