I didn't try yet but people say if you use the same name for video and srt files, mplayer sill show subtitles

post:
http://talk.maemo.org/showpost.php?p=301213&postcount=4

>>>
Just give the srt the same name as the avi sans avi extension and mplayer will pick it up automatically. Been watching 3 seasons of Dexter with subs doing it like this.
<<<<