/// <summary>
/// 绑定NewsCode
/// </summary>
/// <param name="facid"></param>
private void ddlSpeadBind()
{
DataSet dst = db.GetNewsCode();
DataTable dtNew = dst.Tables[0].Clone();
DataRow drNew = dtNew.Rows.Add();
drNew["category"] = "";
drNew["categoryname"] = "请选择";
foreach (DataRow dr in dst.Tables[0].Rows)
{
drNew = dtNew.Rows.Add();
drNew.ItemArray = dr.ItemArray;
}
this.ddlSpead.DataSource = dtNew.DefaultView;
this.ddlSpead.DataTextField = "categoryname";
this.ddlSpead.DataValueField = "category";
this.ddlSpead.DataBind();
}