Hello" I have tried to make a movie in movie maker several times now but there is no video recorded just audio could you help  me fix this problem....I am using a HP computer that I just bought a refurbished machine windows 7 professional service pack 1 64 bit operating system 3.20ghz it is now part of my home network.. Using video files from my other pc they play ok but they wont record picture in movie maker audio only, how do I fix?.....yours Henry