private void InitializeItems()
 {
     All.Initialize();
     Unread.Initialize();
     Private_.Initialize();
     Public_.Initialize();
     Untagged.Initialize();
     Tagged.Initialize();
 }
 private void SetTagged()
 {
     if (currentTag == null)
     {
         Tagged = new ObservableItems <BookmarkItemViewModel>(service.taggedItems);
     }
     else
     {
         Tagged = new ObservableItems <BookmarkItemViewModel>(service.allItems.Where(x => x.Tags.Contains(currentTag)).ToList());
     }
     Tagged.Initialize();
 }