http://www.pendrivelinux.com/2008/10/06/usb-ubuntu-810-install-from-windows-non-persistent/
have you tried to use the info on this page to get grub working , this method works for me with usb drives 4GB drive I used sandisk branded used
http:// www.pendrivelin ux.com/ 2008/10/ 06/usb- ubuntu- 810-install- from-windows- non-persistent/
have you tried to use the info on this page to get grub working , this method works for me with usb drives 4GB drive I used
sandisk branded used