1. Copy the file FA_18_Hud_Glass.dds
2. Open - If Windows Vista: My Computer\(C:)\Program Files\Microsoft Games\Microsoft Flight Simulator X\SimObjects\Airplanes\FA-18\Texture
- If Windows XP: My Computer\Local Disk (C:)\Programs\Microsoft Games\Microsoft Flight Simulator X\SimObjects\Airplanes|FA-18\Texture
3. Paste the File you copied in this location, when it asks you if you want to overwrite, click yes.
4. After completing this process, next time you'll launch Microsoft Flight Simulator X your Acceleration FA-18 Hornet HUD will be transparent, enjoy it!
**********
Thanks for trying it! I hope you like it.