Window.AppendMenu(0,"MF_STRING",100,"Get file"); Window.DrawMenuBar(); function WM_COMMAND(id) { if (id == 100) { var ThreadId = TCPIP.HTTP_GET_FILE("http://www.google.com", "c:\\google.html"); Window.MessageBox("Trace","ThreadId: " + ThreadId, 64); }; }; function WM_GETFILE(ThreadId, error) {Window.Delete(1); Window.TextOut(1,50,50,"ThreadId: " + ThreadId); Window.TextOut(1,50,70,"error: " + error); Window.UpdateWindow(); };