private void ShowChart(DateTime start, DateTime end)
    {
        //两个时间差
        if (start > end)
        {
            Page.RegisterStartupScript("error", "<script>alert('时间选择有误!');</script>");
            return;
        }
        TaoBaoGoodsOrderService tboDal = new TaoBaoGoodsOrderService();
        IList <PingJiaInfo>     list   = tboDal.GetPingjiaTotal(start, end, HttpUtility.UrlDecode(Request.Cookies["nick"].Value));

        SeriseText = "[{name:'好评', data:[";
        string zhong = ",{name:'中评',data:[";
        string cha   = ",{name:'差评',data:[";
        string nop   = ",{name:'尚未评价',data:[";

        DateText = "[";
        for (DateTime i = start; i <= end; i = i.AddDays(1))
        {
            DateText += "'" + i.ToString("yyyyMMdd").Substring(6, 2) + "',";
            IList <PingJiaInfo> mylist = list.Where(o => o.pdate == i.ToString("yyyyMMdd")).ToList();

            if (mylist.Count > 0)
            {
                if (mylist.Where(o => o.result == "good").ToList().Count > 0)
                {
                    SeriseText += mylist.Where(o => o.result == "good").ToList()[0].pcount + ",";
                }
                else
                {
                    SeriseText += "0,";
                }
                if (mylist.Where(o => o.result == "neutral").ToList().Count > 0)
                {
                    zhong += mylist.Where(o => o.result == "neutral").ToList()[0].pcount + ",";
                }
                else
                {
                    zhong += "0,";
                }
                if (mylist.Where(o => o.result == "bad").ToList().Count > 0)
                {
                    cha += mylist.Where(o => o.result == "bad").ToList()[0].pcount + ",";
                }
                else
                {
                    cha += "0,";
                }
                if (mylist.Where(o => o.result == "").ToList().Count > 0)
                {
                    nop += mylist.Where(o => o.result == "").ToList()[0].pcount + ",";
                }
                else
                {
                    nop += "0,";
                }
            }
            else
            {
                zhong      += "0,";
                SeriseText += "0,";
                cha        += "0,";
                nop        += "0,";
            }
        }
        SeriseText  = SeriseText.Substring(0, SeriseText.Length - 1);
        SeriseText += "]}";
        zhong       = zhong.Substring(0, zhong.Length - 1);
        zhong      += "]}";
        cha         = zhong + cha.Substring(0, cha.Length - 1);
        cha        += "]}";
        nop         = cha + nop.Substring(0, nop.Length - 1);
        SeriseText += nop + "]}]";

        DateText      = DateText.Substring(0, DateText.Length - 1);
        DateText     += "]";
        TB_Start.Text = start.ToString("yyyy-MM-dd");
        TB_End.Text   = end.ToString("yyyy-MM-dd");
    }