Battlekrome, go to
here and download the latest version of QuickTime with or without iTunes.
If using Windows XP in the "New" start menu, go to Start and then Control Panel.
If using any other Windows or XP in "Classic" mode, go to Start, Settings, Control Panel.
Open up Add/Remove Programs.
Find Quicktime and uninstall it.
Reboot your computer.
Install QuickTime.
Reboot your computer.
Try opening one of the files.
If you still can't get it to work, you skipped a step.