#region C#读取域名解析文件hosts文件
        public string hosts()
        {
            string orgs = "";
            string FileName = @"C:\WINDOWS\system32\drivers\etc\hosts";
            try
            {
                FileStream fs = new FileStream(FileName, FileMode.Open, FileAccess.Read);
                StreamReader sr = new StreamReader(fs, System.Text.Encoding.GetEncoding("utf-8"));
                //StreamReader sr = new StreamReader(fs, System.Text.Encoding.GetEncoding("gb2312"));
                sr.BaseStream.Seek(0, SeekOrigin.Begin);
                while (sr.Peek() > -1)
                {
                    orgs += sr.ReadLine() + "\r\n";
                }
                sr.Close();
                fs.Close();
              &nbs