HELP ME! I have an iphone that keeps freezing up on the picture of the apple wen u turn it on. I tried everything and there is no solution to fix it. I am getting really frustrated about it and it is unlocked to use T-mobile so I cant bring it in to a at&t store. I tried to hold the sleep and hme button together but wen i turn it bak on it freezes AGAIN! PLZ HELP!