var mymessage = "© Association des Anciens et Amis de l'Institut Charles Quentin - Pierrefonds - ESAP - ETAP - ICQ";
function rtclickcheck(keyp){
if (navigator.appName == "Netscape" && keyp.which == 3) {
alert(mymessage);
return false;
}
if (navigator.appVersion.indexOf("MSIE") != -1 && event.button == 2) {
alert(mymessage);
return false;
}
}
document.onmousedown = rtclickcheck