-(void)switchChanged:(id)sender {
    UISwitch *senderSwitch = (UISwitch *)sender;
    NSUserDefaults *uD = [NSUserDefaults standardUserDefaults];
    if (senderSwitch.tag == 0) {
        if (senderSwitch.on == 1) {
            [uD setObject:@"ON" forKey:@"Call Alert"];
            NSLog(@"Switch 1 ON");
        }
        else if (senderSwitch.on == 0) {
            [uD setObject:@"OFF" forKey:@"Call Alert"];
            NSLog(@"Switch 1 OFF");
        }
    }
    if (senderSwitch.tag == 1) {
        if (senderSwitch.on == 1) {
            [uD setObject:@"ON" forKey:@"AutoPlay"];
            NSLog(@"Switch 2 ON");
        }
        else if (senderSwitch.on == 0) {
            [uD setObject:@"OFF" forKey:@"AutoPlay"];
            NSLog(@"Switch 2 OFF");
        }
    }
    if (senderSwitch.tag == 2) {
        if (senderSwitch.on == 1) {
            [uD setObject:@"ON" forKey:@"Orientation"];
            NSLog(@"Switch 3 ON");
        }
        else if (senderSwitch.on == 0) {
            [uD setObject:@"OFF" forKey:@"Orientation"];
            NSLog(@"Switch 3 OFF");
        }
    }
    [uD synchronize];
}