well
last night i was up till 1 o' clock.....i shut down my comp through start menu, and insteaad of getting 3 buttons saying restart, shut down, or stand by, it was a dropdown menu, i didnt really care cause i was tired as [bleep] so i just shut down, woke up at 9 in the morning and well turned on computer and its now telling me i need to enter in a username and password, the problem is i dunno either of them...ive tried all combinations of a usernames and passwords i have, ive tried pressing all of the buttons on the start up i tried f10 and f2, and i have tried control+alt+del and ive tried Control+Esc....im now on my dads computer...DOES ANYONE KNOW HOW TO FIX THIS PROBLEM!!!!