Detection of Forced Subtitles Tools / Methods

[rkr1958]

I was wondering what tool(s) or method(s) people use to detect whether or not a DVD uses forced subtitles.

[xDrJx]

www.doom9.org/forcedsubs.htm

[kurt]

for extracting the subs i would recommend VSRip wich is coming with Gordian Knot..