private void UpdatePort(string id)
{
string portName;
TextBox txtPortName = (TextBox)this.FV_Port.FindControl("txtPortName");
portName = (txtPortName == null) ? "" : (string.IsNullOrEmpty(txtPortName.Text) ? "" : txtPortName.Text);
Port port = new Port();
port.DoUpdate(id, portName);
BindList();
this.lblMessage.Text = "Update successfully";
this.lblMessage.ForeColor = Color.Green;
}
