//détection du browser
function browser(){
	this.ver=navigator.appVersion
	this.dom=document.getElementById?1:0
	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom)?1:0;
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5)
	return this
}
bw=new browser();

//affiche et masque les calques du menu
var currentLayer = null;
var currentNav = null;
var Navon = null;
var SubNavon = null;
var xStart;
var yStart;
var layerSep=1;
var layerWidth;
var layerHeight;

function initial(){
	scrolled=bw.ns4 || bw.ns5?"window.pageYOffset":"document.body.scrollTop"
	if(bw.ns4)document.captureEvents(Event.MOUSEMOVE)
	document.onmousemove=souris;
		if (Navon!=null)	{		cell1(Navon, 1)		}
		if (SubNavon!=null)	{	cell2(SubNavon, 1) 	}
}

function souris(e){
	x=bw.ns4 || bw.ns5?e.pageX:event.x
	y=bw.ns4 || bw.ns5?e.pageY:event.y
	if(bw.ie4 || bw.ie5 || bw.ie6) y=y+eval(scrolled)
	if(!(x>xStart&&x<(layerWidth+xStart+1*layerSep)&&y>yStart-30&&y<(layerHeight+yStart))&&(currentLayer!=null)&&(currentNav!=null)){
		MM_showHideLayers(currentLayer,'','hide');
		cell1(currentNav, 0);
		currentLayer=null;
		if (Navon!=null)	{		cell1(Navon, 1)		}
		if (SubNavon!=null)	{	cell2(SubNavon, 1) 	}
	}
	return true;
}

function MM_findObj(n, d) { //v4.0
  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);
  if(!x && document.getElementById) x=document.getElementById(n); 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 dimensions(element) {
	this.wref=bw.dom? document.getElementById(element):bw.ie4?document.all[element]:bw.ns4?document.layers[element].document:0; 
	this.css=bw.dom? document.getElementById(element).style:bw.ie4?document.all[element].style:bw.ns4?document.layers[element]:0;
	layerWidth = bw.ns4?this.css.clip.width:this.wref.offsetWidth;
	layerHeight = bw.ns4?this.css.clip.height:this.wref.offsetHeight;
	xStart = bw.ns4?this.css.left:this.wref.offsetLeft;
	yStart = bw.ns4?this.css.top:this.wref.offsetTop;
	}
function panneau(element)
{
if (currentLayer!=null){
	MM_showHideLayers(currentLayer,'','hide')
	cell1(currentNav, 0)
	if (Navon!=null){ cell1(Navon, 0)}
	};
	MM_showHideLayers('item' + element,'','show');
	currentLayer ='item' + element;
	currentNav ='nav' + element;
	dimensions('item' + element);
	cell1('nav' + element, 1);
}

//construit l'objet
function makeObj(obj){								
   	this.css=bw.dom? document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?document.layers[obj]:0;	
   this.wref=bw.dom? document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?document.layers[obj].document:0; return this
   }

//change les styles sur cellules
function cell1(id,on) {
	if(!bw.ns4) {
	Cell = new makeObj(id);
	if(on){
	Cell.wref.className = 'navon';
	}
	else {	Cell.wref.className ='navoff';	}
	}
}
function cell2(id,on) {
	if(!bw.ns4) {
	Cell = new makeObj(id);
	if(on){
	Cell.wref.className = 'subnavon';
	}
	else {	Cell.wref.className ='subnavoff';	}
	}
}

//récupère les liens pour td sur menus
function lien(nombre)	{ var lien=window.document.links[nombre].href;
						document.location.href=lien }

//affiche ou masque les layers						
function hide(id,on) {
	if(!bw.ns4) {
	Div = new makeObj(id);
	if(on){
	Div.css.cursor="hand";
	Div.css.display='block';
	}
	else {	Div.css.display='none';		}
	}
}

//rollover sur images
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//ouverture et fermeture des popup
var remote=null
function ouvre(winurl,winname,winfeatures)
          {		
				ferme();
               	remote = window.open(winurl,winname,winfeatures); window.top.name="cool";
                  {	 setTimeout('remote.focus();',250);	}
          }

function ferme() {
	if (remote && remote.open && !remote.closed)
	 remote.close(); }

//hauteur de la fenêtre du navigateur
function getWindowHeight() {
			var windowHeight = 0;
			if (typeof(window.innerHeight) == 'number') {
				windowHeight = window.innerHeight;
			}
			else {
				if (document.documentElement && document.documentElement.clientHeight) {
					windowHeight = document.documentElement.clientHeight;
				}
				else {
					if (document.body && document.body.clientHeight) {
						windowHeight = document.body.clientHeight;
					}
				}
			}
			return windowHeight;
		}
		
//positionne le layer Footer
function setFooter() {
			if (document.getElementById) {
				var windowHeight = getWindowHeight();
				if (windowHeight > 0) {
					var hautHeight = document.getElementById('header').offsetHeight+document.getElementById('barrenav').offsetHeight;
					var contenuElement = document.getElementById('contenu');
					var contenuHeight = contenuElement.offsetHeight;
					var contentHeight = hautHeight + contenuHeight;
					var footerElement = document.getElementById('footer');
					var footerHeight  = footerElement.offsetHeight;
					if (windowHeight - (contentHeight + footerHeight) >= 0)	{
					//footerElement.style.position = 'relative';
					contenuElement.style.height = (windowHeight - hautHeight - footerHeight) + 'px';
					//footerElement.style.top = '0px';
					}
					else {
					footerElement.style.position = 'static';
					contenuElement.style.height = '400px';
					}
					}
				}
			}
		
window.onresize = function() {
			setFooter();
			}
			
//affichage aléatoire des images en haut
var img_rnd = new Array ("1.jpg", "2.jpg", "3.jpg", "4.jpg", "5.jpg", "6.jpg", "7.jpg", "8.jpg", "9.jpg");
var i = Math.round(8*Math.random());
function showImage(langue){
document.write('<img src="/time/images/visuels/visuel_' + langue + img_rnd[i] + '"width="300" height="120">');
}

//remplace l'URL pour changer de version de langue
function remplace_url(ancien,nouveau) {
      var url_origine=window.location.href; 
	  var coupure = url_origine.indexOf(ancien);
	  url_avant = url_origine.substring(0,coupure);
	  url_apres = url_origine.substring(coupure+ancien.length,url_origine.length);
	  window.location.href = url_avant + nouveau + url_apres;
    }