http://www.2buypcs.com/mmPCSNEW/Images/original/BL-4003C.gif that's the battery for my phone. nokia 6315i is the model. it's really old and has been dropped a lot. when i turn it on, the screen is just white. i can't make calls or anything. i need help with this! i need to make a call and there's no other phone i can use! i've tried taking out the battery. at first it worked, now it doesn't. help please!!!!