protected void deletedListButton_Click(object sender, EventArgs e)
        {
            CustomerBLL customer = new CustomerBLL();

            try
            {
                if (fromDateTextBox.Text.Trim() == "" || LumexLibraryManager.ParseAppDate(fromDateTextBox.Text.Trim()) == "False")
                {
                    msgbox.Visible = true; msgTitleLabel.Text = "Validation!!!"; msgDetailLabel.Text = "Date From field is required.";
                }
                else if (toDateTextBox.Text.Trim() == "" || LumexLibraryManager.ParseAppDate(toDateTextBox.Text.Trim()) == "False")
                {
                    msgbox.Visible = true; msgTitleLabel.Text = "Validation!!!"; msgDetailLabel.Text = "Date To field is required.";
                }
                else
                {
                    string fromDate = LumexLibraryManager.ParseAppDate(fromDateTextBox.Text.Trim());
                    string toDate = LumexLibraryManager.ParseAppDate(toDateTextBox.Text.Trim());

                    DataTable dt = customer.GetDeletedCustomerListByDateRangeAll(fromDate, toDate, "");

                    deletedListGridView.DataSource = dt;
                    deletedListGridView.DataBind();

                    if (deletedListGridView.Rows.Count > 0)
                    {
                        deletedListGridView.UseAccessibleHeader = true;
                        deletedListGridView.HeaderRow.TableSection = TableRowSection.TableHeader;
                    }
                    else
                    {
                        msgbox.Visible = true; msgTitleLabel.Text = "Deleted Customer List Data Not Found!!!"; msgDetailLabel.Text = "";
                        msgbox.Attributes.Add("class", "alert alert-info");
                    }
                }
            }
            catch (Exception ex)
            {
                string message = ex.Message;
                if (ex.InnerException != null) { message += " --> " + ex.InnerException.Message; }
                MyAlertBox("ErrorAlert(\"" + ex.GetType() + "\", \"" + message + "\", \"\");");
            }
            finally
            {
                customer = null;
                MyAlertBox("MyOverlayStop();");
            }
        }