protected void btnUpdate_Click(object sender, EventArgs e)
 {
     //保存修改到数据库
     AreaDal areaDal = new AreaDal();
     areaDal.Save(txtSortID.Text, txtAreaCode.Text);
     JScript.Instance.ShowMessage(UpdatePanel1, "保存数据成功。");
 }
    private void BindData()
    {
        pager.PageSize = PagingSize;

        AreaDal areaDal = new AreaDal();
        string filter = null;
        if (ViewState["Filter"] != null)
            filter = ViewState["Filter"].ToString();
        pager.RecordCount = areaDal.GetCount(filter);
        DataTable table = areaDal.GetAll(pageIndex, PagingSize, filter);
        BindTable2GridView(gvMain, table);
    }