alt + f2 a tam napis: sudo gedit /boot/grub/menu.lst
zadej heslo
# You can specify 'saved' instead of a number. In this case, the default entry
# is the entry saved with the command 'savedefault'.
# WARNING: If you are using dmraid do not use 'savedefault' or your
# array will desync and will not let you boot your system.
default 0
tuhle nulu zmen na jine cislo, zalezi na tom, kolikate v poradi mas windows v grubu. nejspis 3, ale s tim si nejsem jistej. (ubuntu ma 0!!! pocita se teda od ni...)