protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
{
ServiceReference1.Service1Client client = new ServiceReference1.Service1Client();
GridViewRow row = GridView1.SelectedRow;
int id = Convert.ToInt32(row.Cells[2].Text);
GridView2.DataSource = client.GetOrders(id);
GridView2.DataBind();
}
