OnLoad.fs

  override this.OnLoad(e:EventArgs) =
     this.Visible <- false        // Hide form window.
     this.ShowInTaskbar <- false; // Remove from taskbar.
     (this :> INetworkListManagerEvents).ConnectivityChanged(nlm.GetConnectivity())
     let nlmGuid = typeof<INetworkListManagerEvents>.GUID
     let icpc = (nlm :> obj) :?> IConnectionPointContainer
     icp <- icpc.FindConnectionPoint(ref nlmGuid);
     cookie <- icp.Advise(this);
     base.OnLoad(e)