Here's a past discussion of this program:
http://originaltrilogy.com/forum/topic.cfm/YouTube-Vimeo-etc-Star-Wars-finds/post/507236/#TopicPost507236
On getting things subtitled, an online open solution is:
http://www.universalsubtitles.org/en/
Link to the video and start adding. How you get others to contribute is something I haven't figured out yet. We've had one or two forum members who are deaf and would love to see things subtitled, and maybe if we start doing the english parts someone might take up the japanese.