diff -r a69a5a72daa1 -r 8cab11dd2325 Viewer.py
--- a/Viewer.py	Wed Jun 10 13:18:42 2009 +0200
+++ b/Viewer.py	Wed Jun 10 13:58:52 2009 +0200
@@ -660,13 +660,13 @@
         if self.NewDataRefreshRect is not None:
             refresh_rect, self.NewDataRefreshRect = self.NewDataRefreshRect, None
             self.RefreshRect(self.GetScrolledRect(refresh_rect), False)
-        DebugViewer.RefreshNewData(self)
-
+        
     def ResetBuffer(self):
         pass
 
     # Refresh Viewer elements
     def RefreshView(self):
+        self.Inhibit(True)
         self.current_id = 0
         # Start by reseting Viewer
         self.Flush()
@@ -713,7 +713,8 @@
                 iec_path = self.GetElementIECPath(block)
                 if iec_path is not None:
                     self.AddDataConsumer(iec_path.upper(), block)
-        
+
+        self.Inhibit(False)
         self.RefreshVisibleElements()
         self.ShowErrors()
         self.Refresh(False)
@@ -2899,6 +2900,8 @@
         dc = self.GetLogicalDC(True)
         self.DoDrawing(dc)
         wx.BufferedPaintDC(self, dc.GetAsBitmap())
+        if self.Debug:
+            DebugViewer.RefreshNewData(self)
         event.Skip()