Doublebuffering was lost again

xtt/lib/glow/src/glow_growctx.cpp

 /* 
- * Proview   $Id: glow_growctx.cpp,v 1.26 2007-07-18 09:26:43 claes Exp $
+ * Proview   $Id: glow_growctx.cpp,v 1.27 2007-08-28 14:30:46 claes Exp $
  * Copyright (C) 2005 SSAB Oxelsund AB.
  *
  * This program is free software; you can redistribute it and/or 
@@ -2044,6 +2044,7 @@ void GrowCtx::open_grow( ifstream& fp)
     navw.set_double_buffer_on(0);
     gdraw->delete_buffer( &navw);
   }
+  mw.set_double_buffered( double_buffered);
 
   if ( gdraw)
     set_background( background_color);