function clicie() {
	// Fonction de détection pour Internet Explorer
	if ((event.button==2)||(event.button==3)) {
		alert("Bonne visite !");
		return false;
	}
}
function clicns(e){
	// Fonction pour Netscape
	if(e.which==3){
		alert("Bonne visite !");
		return false;
	}
}


if (document.all) {	document.onmousedown=clicie;}
if (document.layers) {document.captureEvents(Event.MOUSEDOWN); document.onmousedown = clicns;}
if (window.sidebar) {document.captureEvents(Event.MOUSEDOWN); document.onmousedown = clicns;}

function popup(page) {
var top=(screen.height-625)/2;
var left=(screen.width-560)/2;
window.open(page,"","top="+top+",left="+left+",width=560,height=625,menubar=false,toolbar=false");
}

function lien(page) {
var top=0;
var left=(screen.width-800)/2;
window.open(page,"","top="+top+",left="+left+",width=800,height=600,menubar,toolbar,scrollbars");
}