{
System.Net.WebClientclient=newSystem.Net.WebClient();
try
{
byte[]buf=client.DownloadData(url);
//message.Text=System.Text.Encoding.GetEncoding(GB2312).GetString(buf);
returnSystem.Text.Encoding.GetEncoding(GB2312).GetString(buf);
}
catch(Exceptionerr)
{
message.Text=err.Message;
}
returnnull;
}