/// <summary>
        /// 市
        /// </summary>
        private void City()
        {
            ddlCity.Items.Clear();

            DataTable TemDt = new DataTable();
            TemDt = HSSM_Public_DB.PblicQuery("*", "City", "ProvinceCode=" + ddlProvice.SelectedValue);
            int m = 0;

            for (int i = 0; i < TemDt.Rows.Count; i++)
            {
                ListItem li = new ListItem();
                li.Text = TemDt.Rows[i]["CityName"].ToString();
                li.Value = TemDt.Rows[i]["Code"].ToString();
                if (!string.IsNullOrEmpty(CityCode) && li.Value == CityCode)
                {
                    li.Selected = true;
                    m++;
                }
                ddlCity.Items.Add(li);
            }
            ddlCity.Items.Insert(0, new ListItem("-请选择市-", "-1"));

            if (m == 0)
            {
                ddlCity.SelectedIndex = 0;
                CityCode = ddlCity.SelectedValue;
            }
        }