public void ReadBrowsingHistory()
        {
            var objItems = ExportFile.ReadItemsFromBrowseHistoryFile(@"BrowsingHistory.txt");
            // Implement the select Top 20 order by CreateTime desc using Linq
            //Distinct is used for removing the repeated records
            var lstTop20 =
                (from t in objItems orderby t.CreateTime descending select t).Distinct(new ItemNoComparer()).Take(100);

            dgvPriceHistory.DataSource = null;
            dgvPriceHistory.DataSource = lstTop20.ToList();
            dgvPriceHistory.Show();
        }