im having trouble with my computer....its been happening for a while and im not sure whats weong with it. when i try to log in it will freeze and i have to restart it will do that about 2 or 3 times until i finally get logged in. so i took the password off now when im doing something on the computer like playing a game it will freeze. or if im just on the computer on line it will freeze sometimes. im not sure what it could be can someone help!