function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function largeur_fenetre() {
 if (window.innerWidth) return window.innerWidth;
 else if (document.body && document.body.offsetWidth) return document.body.offsetWidth;
 else return 0;
}

function centrer(calque){
	var largeur = largeur_fenetre();
	var posX = (largeur - 640) / 2;

	if (posX < 0) posX = 0;
	if (document.getElementById) document.getElementById(calque).style.left=posX;
	if (document.all && !document.getElementById) document.all[calque].style.left=posX;
	if (document.layers) document.layers[calque].left=posX;
}


function ouvre_popup(nUrl,nNom,w,h,nScroll) {
	// nUrl = url
	// nNom = nom de la fenetre
	// w = largeur
	// h = hauteur
	// nScroll = affichage barre de défilement

	// Centrer le popUp
	var winl = (screen.width) ? (screen.width-w)/2 : 0;
	var wint = (screen.height) ? (screen.height-h)/2 : 0;
	var options = 'width='+w+',height='+h+',top='+wint+',left='+winl+',scrollbars='+nScroll+',resizable=no';

	// Ouvrir le popUp
	nouvelle_fenetre = window.open(nUrl,nNom,options);

	// Forcer le focus sur un PopUp déjà ouvert
	if(nouvelle_fenetre.window.focus){
		nouvelle_fenetre.window.focus();
	}
}

function fermeture(url_refresh) {
	if (url_refresh != '') window.opener.location.href = url_refresh;
	window.opener = self;
	top.close();
}

function fermeture2() {
	window.opener = self;
	top.close();
}