Oh ya... and a better way for previewing subs than VDub is using MPC (Media Player Classic)...
I use it...
Works like this:
1 get MPC and VobSub
2 put the video and subs in the same folder
3 give them the same name (example: video.avi & video.ssa)
4 open MPC
5 load the video file
6 watch the video