%ProgramFiles(x86)% Equivalent

[ShadePopping]

Does anyone know the equivalent for using %ProgramFiles(x86)% for locating something installed other than in the C: drive? Trying to path J: without using J:\Program Files (x86)

 

[ShadePopping]

Hmm, this might solve my problem
How to Add, Remove or Edit Environment variables in Windows 7?

Actually, is there any documentation on the variable values?
Nvm, figured it out, created a new system variable called GAMES, then pathed it to J:\Program Files (x86)\ and it worked... so yay.