百度鹰眼接口访问c#版

using System.IO;
using System.Net;
using System.Text;
using System.Web.Script.Serialization;


/// 

/// 百度鹰眼调用帮助类
/// 
public class BDYingYanAPIHelper
{


    /// 

    /// 发送HttpPost请求
    /// 
    /// 请求的URL
    /// 请求的参数。（参数1=值1&参数2=值2&参数3=值3。。。。。。。）
    /// 请求结果(json对象)
    public static object Post(string url, string param)
    {
        string strURL = url;
        HttpWebRequest request;
        request = (HttpWebRequest)WebRequest.Create(strURL);
        request.Method = "POST";

        request.ContentType = "application/x-www-form-urlencoded";
        string paraUrlCoded = param;
        byte[] payload;
        payload = Encoding.UTF8.GetBytes(paraUrlCoded);
        request.ContentLength = payload.Length;
        using (Stream writer = request.GetRequestStream())
        {
            writer.Write(payload, 0, payload.Length);
            HttpWebResponse response;
            response = (HttpWebResponse)request.GetResponse();
            Stream s;
            s = response.GetResponseStream();
            string StrDate = "";
            string strValue = "";
            using (StreamReader Reader = new StreamReader(s, Encoding.UTF8))
            {
                while ((StrDate = Reader.ReadLine()) != null)
                {
                    strValue += StrDate + "\r\n";
                }
                JavaScriptSerializer js = new JavaScriptSerializer();
                return js.Deserialize