Classic Optic:http://www.elitegameservers.net/sapp/downloads/Optic.7z
Instruction:save a backup of sound and medals folder downlaod a optic and copy sound and medals folder downloaded in it
Halo 4 optic
video:
download:http://www.gamefront.com/files/23251782/Halo+4+Optic.zip
Mortal Kombat optic
video:
download:http://www.gamefront.com/files/22912124/Mortal+Kombat+Optic+App.zip
Quake/Unreal tournament optic
video:
download:http://www.mediafire.com/?myazvybi374a38w
For change the image when you press f1/f2 in the menu':
choose a wallpaper
Rendering the wallpaper and make it 128x128
You can rendering/cut etc. whit this website:http://www.webresizer.com/
The wallpaper must be 2,95 KB
Copy a backup of it
change the name of the wallpaper: ui_bg
insert it
enjoy