"Browse (using my computer or windows explorer) to the folder
xp
C:\Documents and Settings\[your login name]\Application Data\My Battle for Middle-earth(tm) II Files
vista
C:\Users\[your login name]\AppData\Roaming\My Battle for Middle-earth(tm) Files
Just create a text file (right-click in the folder and do new -> text document) and then name the file Options.ini It will probably give you a warning message about the file not being able to be read afterwards, don't worry, this is normal. After you create the file, the icon will change from a text file to a text file with a gear on it. Just double-click the file to edit it (open with notepad if that doesn't work for some reason.)
Paste the following settings into the file and then save it: