Math Mastery video content did not properly get moved to new player

The Math Mastery collection contains videos that are both attached and were also uploaded into viditalk on about 9/29-10/1. The viditalk files were MP4, and they are currently not loading. There are probably 50+ files in all. Here are links to a few.

http://www.curriki.org/xwiki/bin/view/Coll_MathMastery/VideoLessonPerimeter
http://www.curriki.org/xwiki/bin/view/Coll_MathMastery/VideoLessonFactsAboutAngles_0
http://www.curriki.org/xwiki/bin/view/Coll_MathMastery/VideoLessonWritingAngles_0
http://www.curriki.org/xwiki/bin/view/Coll_MathMastery/VideoLessonFactsAboutCircles_0
http://www.curriki.org/xwiki/bin/view/Coll_MathMastery/VideoLessonVolumeofaBox_0

Here is the overall collection: http://www.curriki.org/xwiki/bin/view/Coll_MathMastery/InformalGeometry