Video files makes it obvious you should use NTFS.. Fat32 has size restraints that sooner or later you'll run into with large video files. 
Formating the drive is quite simple. Just plug it in, go into your control panel, administrative tools, computer management, disk management, click on the drive and choose format.. (This is with the win2000 pro OS, it may be easier with win XP)
Formating the drive is quite simple. Just plug it in, go into your control panel, administrative tools, computer management, disk management, click on the drive and choose format.. (This is with the win2000 pro OS, it may be easier with win XP)