first of all, great job!!
for your corruption pb use a MAC OSX with D-Vision 2 to repair the file. open a terminal window and paste the lines below making the meaningful changes in the PATHS
"/Volumes/Appz/Media/D-Vision 2.app/Contents/Resources/mencoder" "/Users/casimir/Movies/tmp/162_The_Merv_Griffin_Show.avi" -ovc copy -oac copy -o "/Users/casimir/Movies/162_The_Merv_Griffin_Show.avi" -forceidx
if you want i can ul or you can dl it from mi HD within the next 4 hours i have super fast line. email me