Try this, remove all cd's from your computer, then reboot the computer. Open Windows Explorer, click the plus sign next to My Computer, click the plus sign next to Local Disk (C

, click the plus sign next to Program Files, click the plus sign next to EA Games, click the plus sign next to MOHAA.
Do you have a main and a mainta folder?
Now place the MOH Spearhead CD into the computer.
Does the light come on on the front of the CDRom?
Can you hear the cd start spinning?
Does the Install menu open up?
If yes click on EXIT.
Now double click on the Spearhead icon or the icon with chevrons.
Let us know OK.