my laptop froze one day and i used the power button to shut it off then turned it back on when i got to the menu with start windows normally and safe mode and all that but now after i click start windows normally or safe mode it starts going like its gonna start back up then it goes back to the menu with safe mode and start windows normally if i click and option on the menu... any know what the preoblem is and what i can do to fix it? and help would be highly appriciated