I see your OS is ME as seen in your specs. If so, and if I recall correctly, windows ME uses flash drives the same way that 2000 and XP do. If the OS is ME you shouldn't need a driver, if the OS is 98 or 98se go to (
http://www.technical-assistance.co.uk/kb/usbmsd98.php) and download the drivers for your version (98fe or 98se) and follow the instructions.