if (document.layers){window.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
window.onmousedown=rightclick;
window.onmouseup=rightclick;
function rightclick(e) {if (e.which == 3) {alert('copyright by nicola sudowe');
return false; }
else {
return true; 
}
}
}
if (document.all){
function click() {
if (event.button==2) {
alert('copyright by nicola sudowe')
}
if (event.button==3) {
alert('copyright by nicola sudowe')}
}
document.onmousedown=click
}