Windows 7 install

[pckia12]

How do I install Windows 7 from a usb drive onto my hard drive while in my BIOS(EFI)? I am building a new pc without a disk drive so I bought win 7 and took the files off the disk and put them on a flash drive on my old pc.Thanks in advance!

 

[USAFRet]

Start here:
Windows 7 USB/DVD