where can i get my sansa mp3 player screen replaced??

a while back my sister was in an accident & when she got hit by a car she had my purse & in there was my mp3 player so when my purse hit the floor my mp3 screen jus broke.. i called the manufacter and they said they couldnt replaced it because it wasnt under warranty and because it was physically damged. can somebody tell me where i can take it to get fixed? and how much will it cost, also if its even worth fixing?? i can still here music & all that its just the screen is black..