1. Files movie and his subtilte
For example:
transformer.avi
transformer.sub or transformer.srt
save both files in one fodler.
2. DirectVobSub already installed if not download here and install.
3. After DirectVobSub installed, open your movie with Windows Media Player.
4. When the film opened in WMP click on the Play - Captions and Subtitles - On ifavailable.
5. Now you have your movie subtitle below the title screen.