private void BindData()
    {
        if (!this.CurrentUserInfo.Account.Contains("dmin"))
        {
            return;
        }

        if (this.CurrentUserInfo.Sn == "319ccd97-9af5-4eaf-9316-8ef9af273915" ||
            this.CurrentUserInfo.Sn == "5105d065-40a8-482a-baa2-5c9829cbe93f")
        {
            this.btnExport.Visible = true;
        }
        string whereString = "IsDel=0";
        string key         = this.txtKeywords.Text.FormatSqlParm();

        if (!string.IsNullOrEmpty(key))
        {
            whereString += string.Format(" and (UserAccount LIKE '%{0}%' or Nickname LIKE '%{0}%')", key);
        }

        if (!string.IsNullOrEmpty(this.txtPhone.Text))
        {
            whereString += string.Format(" and Mobile LIKE '%{0}%'", this.txtPhone.Text);
        }

        int count = _dbus.RecordCount(whereString);

        this.NPager1.PageSize    = 15;
        this.NPager1.RecordCount = count;

        DataTable dt = _dbus.Query(this.NPager1.CurrentPage, this.NPager1.PageSize, whereString, "Memo DESC");

        this.list.DataSource = dt.DefaultView;
        this.list.DataBind();
    }