// Soft-delete this User in the database
        protected void DeleteBtn_Click(object sender, EventArgs e)
        {
            int batchId = Int32.Parse(Security.GetQueryString());

            // Soft delete batch in Database
            if (BatchService.DeleteBatch(batchId))
            {
                Response.Redirect("Default.aspx?message=BatchDeleteSuccess");
            }
            else
            {
                Response.Redirect("BatchDetail.aspx?id=" + batchId + "&message=DeleteError");
            }
        }