meron na pong bootable usb maker...yun po yung magkecreate ng usb bootable device,,tapos dun manggagaling pang format mo ex. win XP.....kaso lang dapat ma enable mo yung boot other device or from usb device...mas pwede rin rin yung portable
DVD rom or CD rom drive...then dun ka mag boot other device...
yun lang alam ko goodluck..