How to install Windows 7 via USB/flash drive?99% of our netbooks do not come equipped with USB flash drives. Installing via external DVD drive is one option, but why not use that USB flash drive to install Windows 7? Here is how to do it:First get HP USB Format tool from HERE. Format it with FAT32 filesystemThen, mount the ISO using magicDisk (freeware). Download from hereOpen the virtual DVD from My Computer and copy all the contents from the ISO to the flash driveLastly, rename the BOOTMGR to