yeah you cant do it in windows i guess, sorry i was wrong about that, on some motherboards you can do that though but not with yours.
you could use a thumb drive, flash card, like the kind in a camera, if yo ucan put it in your computer that is, like using a flash card to usb adapter for instance.
Stick a thumb drive into a usb port, itll show up or pop up in your My Computer area
Select it or highlight that thumb drive, then right mouse click on it to pull up a menu, select "Format" -- a new window pops up, leave every thing alone accept for file system area, change it to FAT if it isnt on FAT already, select "quick format" this will wipe the thumb drive clean and give it a proper file system your bios flash utility can read, and...