windows 7 install throug usb

nEnsure that the storage device has no data stored on it that you want to keep because this procedure removes all existing data.
>>>Open an elevated command prompt and type diskpart.

>>>At the DISKPART> prompt, type list disk. Identify which disk connected to the computer represents the USB storage device.

>>At the DISKPART> prompt, type select disk X where X is the number of the disk that 

>>>you have identified as the USB storage device.

>>>At the DISKPART> prompt, type clean. When the disk is clean, type create partition primary.

nAt the DISKPART> prompt, type format fs=fat32 quick. When the format is completed type active and then exit.

nAfter you have completed these steps, copy all the files located on the Windows 7 installation DVD to the USB storage device.

nConfigure the BIOS computer on which you want to install Windows 7 to boot from the USB storage device. Attach the USB storage device and then reboot the computer to start installation.