gint w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
gint h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
*nxin = 2;
gint w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
gint h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
*nxin = 2;