// für den Netscape
if (navigator.appName.indexOf("Netscape") != -1){
window.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
window.onmousedown=rightclick;
window.onmouseup=rightclick;

function rightclick(e) {
  if (e.which == 3) {
    alert('Copyright by SWISS SKOGKATT')
    return false;}
  else {
    return true;}}
}

function click() {
  if (event.button==2) {
    alert('Copyright by SWISS SKOGKATT')}
}

document.onmousedown=click