if (pUploadData != null)
                {
                    //下载
                    //以字符流的形式下载文件                    
                    Response.ContentType = "application/octet-stream";

                    //获取浏览器类型
                    string strUserAgent = GTSoft.Web.Common.CommonFunction.GetString(Request.ServerVariables["http_user_agent"]);
                    if (strUserAgent.ToLower().IndexOf("firefox") == -1)
                    {//非火狐浏览器
                        Response.AddHeader("Content-Disposition", "attachment; filename=" +
                        HttpUtility.UrlEncode(strMediaName, System.Text.Encoding.UTF8));
                    }
                    else
                    {//火狐浏览器
                        Response.AddHeader("Content-Disposition", "attachment; filename=" + strMediaName);

                    }
                    Response.BinaryWrite(pUploadData);
                    Response.Flush();
                    Response.End();
                }