Before anyone recommends going out a buying a new video card, let's try the simplest solution to most problems:
1) Remove ALL maps, mods, skins, etc from your MOH\main folder. Boot up MOH, see if it fixes. If not,
2) Upgrade your video card drivers from your manufacture. If it's a GeForce card, goto
http://www.nvidia.com. Once installed, reboot, then run config.EXE in the MOH directory. Boot up MOH. If it dosen't work. . .
2) Reinstall MOH:
http://mohaa.xgshosting.com/joe/installguide.htm