How to boot/install Windows 7/Vista from USB Flash/Hard Drive

 1. diskpart

   2. type “list disk” and you will see all connected disks and numbers

   3. select disk X (X being the number of the usb disk )

   4. clean

   5. create partition primary

   6. select partition 1

   7. active

   8. format fs=fat32

   9. assign

  10. exit