function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_03_over = newImage("images/menu_03-over.gif");
		menu_05_over = newImage("images/menu_05-over.gif");
		menu_08_over = newImage("images/menu_08-over.gif");
		menu_09_menu_08_over = newImage("images/menu_09-menu_08_over.gif");
		menu_09_over = newImage("images/menu_09-over.gif");
		menu_11_over = newImage("images/menu_11-over.gif");
		menu_14_over = newImage("images/menu_14-over.gif");
		menu_15_over = newImage("images/menu_15-over.gif");
		menu_16_menu_15_over = newImage("images/menu_16-menu_15_over.gif");
		menu_16_over = newImage("images/menu_16-over.gif");
		menu_18_over = newImage("images/menu_18-over.gif");
		menu_20_over = newImage("images/menu_20-over.gif");
		menu_21_over = newImage("images/menu_21-over.gif");
		menu_22_over = newImage("images/menu_22-over.gif");
		interieur_04_over = newImage("images/interieur_04_over.gif");
		infos_01_over = newImage("images/infos_01-over.gif");
		picto_retour_on = newImage("images/picto_retour_on.gif");
		preloadFlag = true;
	}
}

function MM_findObj(n, d) { //v3.0
  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); return x;
}

function MM_showHideLayers() { //v3.0
  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 popup(page, titre, largeur, hauteur,options) {
 	var top=(screen.height-hauteur)/2;
  	var left=(screen.width-largeur)/2;
	window.open(page,"","title="+titre+",resizable=yes,top="+top+",left="+left+",width="+largeur+", height="+hauteur+","+options);
	}