private void Button_Click(object sender, RoutedEventArgs e)
        {
            //Login login = new Login();
            //login.Show();

            //MainMenu menu = new MainMenu();
            //menu.Show();

            //DataView dataView = new DataView();
            //dataView.Show();

            //CreateAccount createAccount = new CreateAccount();
            //createAccount.Show();

            //Forms.Order.DataEntry dataEntry = new Forms.Order.DataEntry();
            //dataEntry.Show();

            //Forms.Order.OrderAudit orderAudit = new Forms.Order.OrderAudit();
            //orderAudit.Show();


            //Forms.RFQ.QuotationForm qf = new Forms.RFQ.QuotationForm();
            //qf.Show();

            //Forms.RFQ.QuotationAudit qa = new Forms.RFQ.QuotationAudit();
            //qa.Show();

            //Forms.DataView dv = new DataView();
            //dv.Initialize(new bool[] { true, true, true, true, true, true, true, true, true, true }, "Order_form", new string[] { "单号", "顾客编号", "创建日期", "状态", "备注" });
            //dv.Show();

            Purchase_input pi = new Purchase_input();

            pi.Show();

            Pay_cancel pc = new Pay_cancel();

            pc.Show();

            //Order_to_supplier os = new Order_to_supplier();
            //os.Show();
        }
        private void Pay_Click(object sender, RoutedEventArgs e)
        {
            Pay_cancel pc = new Pay_cancel();

            pc.Show();
        }