var sorry=":: Copyright Martijn Mulder ::"

                    function click(e)
                    {
                        if (document.all)
                        {
                            if (event.button == 2)
                            {
                               alert(sorry);
                               return false;
                            }
                        }
                        if (document.layers)
                        {
                            if (e.which == 3)
                            {
                                alert(sorry);
                                return false;
                            }
                        }
                    }

                    if (document.layers)
                    {
                        document.captureEvents(Event.MOUSEDOWN);
                    }

                    document.onmousedown=click;