Install VobSub
http://www.afterdawn.com/software/au...ols/vobsub.cfm
Then just make sure all 3 files have the same name (e.g. called "HOT Lesbian rimjob.avi", "HOT Lesbian rimjob.sub" and "HOT Lesbian rimjob.idx") then just open the file in Windows Media Player and they should show automatically.