void functionGetAuthor_Basic_CallBack(Object sender, ServiceReference_BasicHttp.GetAuthorsCompletedEventArgs e)
{
nhom.Text = e.Result;
loi.Text = "Da chay xong GetAuthor";
}
void functionDeTai_Basic_CallBack(Object sender, ServiceReference_BasicHttp.DetaiCompletedEventArgs e)
{
Detai.Text = e.Result;
loi.Text = "Da chay xong DeTai";
}
