NSString *setting=[[NSBundle mainBundle] pathForResource:@"Settings" ofType:@"bundle"];
    if (!setting) {
        return;
    }
    
    NSDictionary *dictionary=[NSDictionary dictionaryWithContentsOfFile:[setting stringByAppendingPathComponent:@"Root.plist"]];
    NSArray *array = [dictionary objectForKey:@"PreferenceSpecifiers"];
    NSMutableDictionary *registerToDefault=[NSMutableDictionary dictionaryWithCapacity:[array count]];
    for (NSDictionary *item in array) {
         NSString *key = [item objectForKey:@"Key"];
        if (key) {
            [registerToDefault setObject:[item objectForKey:@"DefaultValue"] forKey:@"DefaultValue"];
            break;
        }
    }
    
    [[NSUserDefaults standardUserDefaults] registerDefaults:registerToDefault];

 NSUserDefaults *userDefault=[NSUserDefaults standardUserDefaults];
    NSString *title = [userDefault objectForKey:@"title_preference"];