Don't try to load the USB image on anything other than the provided Classmate.
To use any Windows computer as a Driver Station, you just have to install the Driver Station software. Go to the
http://www.usfirst.org/frccontrolsystem web page and scroll down to the middle of the
Software section. The "Mandatory Driver Station Update" you will find is also a "Driver Station Installer (for use on any PC)".