I cannot get my screen to unlock or answer calls...I have tried restarting and taking the battery out for a little bit, but I can't get anything I try to work...PLEASE help me! I have to have my phone for work and I am missing important calls and texts ![Frown :( :(](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)