# include <config.h>
#endif
-#ifdef HAVE_WINDOWS_H
-# include <windows.h>
-#endif
-
#include <osg/ref_ptr>
#include <osg/StateSet>
#include <osg/Texture2D>
#include <Input/input.hxx>
#include <Instrumentation/dclgps.hxx>
-SG_USING_STD(vector);
-SG_USING_STD(map);
+using std::vector;
+using std::map;
class FGPanelInstrument;