how to use flash to install Windows 7 on a PC

That need to be prepared : 
-  4GB flash or if not enough can use the 8GB (or 2GB if installers who have been in-sliming with  vLite)
- Computer / laptop with vista OS / Windows 7 (beta / RC also can)- DVD installer windows 7 / ISO him

The steps are as follows:1. Plug the flash to the computer / laptop to OS vista/win7

2. Open a command prompt (click start, all programs, accesories, right-click Command Prompt, Run as Administrator)

3. Type the following command a command prompt window :diskpart
list disk (see how many numbers flash on the disk)
select disk X (where x = serial number of the disk, eg disk 1)
clean
create a primary partition
select partition 1
activeformat fs = ntfs quick
(If not, replace: fs = FAT32 quick format
assign
exit4. Enter your installer DVD to DVD Rom. Or extract the contents of the installer ISO file to a folder, eg c: \ win7

5. Create a bootable pendrive with the following command : 
f:
cd \ 
bootbootsect / nt60 g:
(Where f: is the drive DVD Rom, and g: is the location of the flash drive)
or if the installer it from an ISO file, the command is replaced :
cd \ win7
boot cd
bootsect / nt60 g:
(Where c: \ win7 is the folder where you extract the ISO file).

6. Copy files to the flash 7 installer windows with the following command : 
xcopy f: *.* / s / e / f g:
(Where f: is a DVD Rom drive, and g: is the location of the flash drive) or if the installer it from an ISO file, the command is replaced : 
xcopy c: \ win7 \ *.* / s / e / f g:
(Where c: \ win7 is the folder where you extract the ISO file). Wait until the copy process is complete. and do not forget to also copy the installer files windows 7 from the CD to pendrive.

7. Plug the flash into the netbook / laptop / pc that will be installed. Make sure that booting from the flash TSB (if not, go into BIOS settings, change the boot priority so that the first of your USB stick)

8. Furthermore, live practice

Good luck