private void ActionBookmarkIllust_Click(object sender, RoutedEventArgs e)
        {
            string uid = (sender as dynamic).Uid;

            try
            {
                if (uid.Equals("ActionLikeIllust", StringComparison.CurrentCultureIgnoreCase) ||
                    uid.Equals("ActionLikeIllustPrivate", StringComparison.CurrentCultureIgnoreCase) ||
                    uid.Equals("ActionUnLikeIllust", StringComparison.CurrentCultureIgnoreCase))
                {
                    IList <PixivItem> items = new List <PixivItem>();
                    var host = ((sender as MenuItem).Parent as ContextMenu).PlacementTarget;
                    if (host == HistoryItems)
                    {
                        items = HistoryItems.GetSelectedIllusts();
                    }
                    try
                    {
                        if (uid.Equals("ActionLikeIllust", StringComparison.CurrentCultureIgnoreCase))
                        {
                            items.LikeIllust();
                        }
                        else if (uid.Equals("ActionLikeIllustPrivate", StringComparison.CurrentCultureIgnoreCase))
                        {
                            items.LikeIllust(false);
                        }
                        else if (uid.Equals("ActionUnLikeIllust", StringComparison.CurrentCultureIgnoreCase))
                        {
                            items.UnLikeIllust();
                        }
                    }
                    catch (Exception ex) { ex.ERROR(); }
                }
            }
            catch (Exception ex) { ex.ERROR(); }
        }