private void loadData()
    {
        try
        {
            Account       account  = AB.GetAccount(accountId);
            List <String> listRole = RB.GetRoleNames();
            ddlRole.Items.Add("Select role");
            foreach (String item in listRole)
            {
                ddlRole.Items.Add(item);
            }

            ddlRole.Text = account.Role_Name;
            lblName.Text = account.Account_UserName;
            if (account.Account_IsLocked)
            {
                lblStatus.Text = "Locked";
                lnkStatus.Text = "Unlock";
            }
            else
            {
                lblStatus.Text = "Unlocked";
                lnkStatus.Text = "Lock";
            }
        }
        catch (Exception ex)
        {
            if (Session["return"] == null)
            {
                Session.Add("return", "null");
            }
            else
            {
                Session["return"] = "null";
            }
            Response.Redirect(WebHelper.Instance.GetURL() + "ManageSystem/Employee/Manage");
        }
    }
    private void loadData()
    {
        List <Employee> list = EB.GetEmployeesNotRegistered();

        ddlEmployeeEmail.Items.Clear();
        ddlEmployeeEmail.Items.Add("Select email");
        foreach (Employee emp in list)
        {
            ListItem item = new ListItem();
            item.Text  = emp.Employee_Email;
            item.Value = emp.Employee_Id.ToString();
            ddlEmployeeEmail.Items.Add(item);
        }

        List <String> listRole = RB.GetRoleNames();

        ddlRole.Items.Clear();
        ddlRole.Items.Add("Select role");
        foreach (String item in listRole)
        {
            ddlRole.Items.Add(item);
        }
    }