Word form fields and Fields

A question was posed on the Comp-Studies mailing list about - a Word query where a person wants sections of text that are duplicated in a document, say in an appendix to be automatically updated if the same 'original' text is changed elsewhere.

Here is my solution in a school scenario, one is a MOV file and the other a SWF. The SWF file has a quiz attached. Comments are welcome about the videos.