fix4:
  -selecting "display messages before applying filters" prior to loading any rom could cause a crash
  -hq4x and simple4x did not work correctly in DirectDraw and 32bit modes
  -selecting filters with different scales for normal/hi-res modes caused incorrect message scaling
  -the rom information window was always disabled
fix3:
  -avi recording crashed on < vista
  -delete key mapping did not work after emulator restart
fix2:
  -parts of the window stopped updating when previously covered by other windows (only in d3d mode)
fix1:
  -display corruption in Super Metroid/Donkey Kong Country/... due to compiler optimization