protected void Page_Load(object sender, EventArgs e)
        {
            //Bind data to table retrieved from DatabaseDAO method name GetUsers on Page Load
            UserTable.DataSource = db.GetUsers();
            UserTable.DataBind();
            UserTable.HeaderRow.TableSection = TableRowSection.TableHeader;

            //Whenever user redirects back to this page ensure sessions are cleared so as not to override the next session values on edit
            Session.Add("UserID", null);
        }