o95y2k.exe		Office 95 Year 2000 Update
offvpk.exe		Office 97 Service Release 2 ValuePack (updates SR-1?)
sr1of97z.exe		Office 97 Service Release 1 International English
sr2aof97.exe		Office 97 Service Release 2 International English
sr2chk.exe		Office 97 Version Checker (checks requirement for SR-1)