private void bt_Tim_Click(object sender, EventArgs e)
{
if (tb_nhucau.Text != "")
{
lv_dsketqua.Items.Clear();
client = new ServiceReference1.Service1Client();
client.TimnhucauCompleted+= new EventHandler<ServiceReference1.TimnhucauCompletedEventArgs>(TimnhucauCallBack);
client.TimnhucauAsync(tb_nhucau.Text);
}
else
{
lv_dsketqua.Items.Clear();
client = new ServiceReference1.Service1Client();
client.LoadNHCFCompleted += new EventHandler<ServiceReference1.LoadNHCFCompletedEventArgs>(LoadNHCFCallBack);
client.LoadNHCFAsync();
}
}
