// Set the message for the alert box
am = "Copyright Studie9.dk!";

bV = parseInt(navigator.appVersion)
bNS = navigator.appName=="Netscape"
bIE = navigator.appName=="Microsoft Internet Explorer"

function nrc(e) {
 if (bNS && e.which > 1){
 alert(am)
 return false
 } else if (bIE && (event.button >1)) {
 alert(am)
 return false;
 }
}

document.onmousedown = nrc;
if (document.layers) window.captureEvents(Event.MOUSEDOWN);
if (bNS && bV<5) window.onmousedown = nrc;