I found this nice wee documentary called "How to make a kilt" on youtube. Strangely enough it isn't about kiltmaking but tartan design and production. I thought it was surprisingly good but it's probably a bit basic for the more experienced board members. Being quite new to these things I learned a thing or two.

It is in two parts as follows:
http://www.youtube.com/watch?v=m4M-C0oQSN0
http://www.youtube.com/watch?v=5htr_YMAzeQ