techie-buzz.com/.../create-bootable-ubuntu-10-04-installation-disk-with-\
unetbootin.html
<http://techie-buzz.com/foss/create-bootable-ubuntu-10-04-installation-disk-with\
-unetbootin.html>Follow
that through, and you shouldn't have any trouble. If you do, then it's not a
problem with your usb stick, but most likely the bios settings..