Jak zainstalowac viste bez napedu dyskow?

Witajcie, probuje zainstalowac Windows Vista SP1 PL jednak bez
powodzenia. Mam do dyspozycji usb flash drive i zewnetrzny dysk usb.
Czy istnieje mozliwosc aby zainstalowac Viste z drugiej partycji albo
z pamieci flash? Probowalem czegos takiego jednak nic z tego:

Steps 5 and 6 are required if the target of the installation is the
same disk you are installing from.

   1. Format the target disk as NTFS.
   2. Copy the boot and sources directory and the bootmgr file from
the Vista DVD or Image to the root of the newly formatted disk.
   3. Start a command prompt and issue the following commands - where
x is the drive letter of the newly formmated disk.

x:
cd /boot
bootsect x:
Received on Tue Dec 30 18:35:06 2008