//détection du browser
function lib_bwcheck(){ 
	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
}
var bw=new lib_bwcheck()

//initialise le menu
var currentLayer = null
var largeur
var largeur2
var largeurnav = 782
var gauche
function init(){
	if(bw.ns5){largeur = document.body.offsetWidth}
	else {largeur = bw.ns4?innerWidth-16:document.body.offsetWidth-20}
	onresize=resized
	oNav = new makeObj('menus')
	gauche = (largeur-largeurnav)/2+ 222 -1
	oNav.css.left = gauche
}

//recharge la page
function resized(){
        largeur2=bw.ns4?innerWidth-16:document.body.offsetWidth-20
        if(largeur!=largeur2)
location.reload()
        }

//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}
	
//masque les menus
function Cachetout() {
	if (currentLayer!=null){
	MM_showHideLayers('menus','','hide',currentLayer,'','hide');
	 }	
}

function Cacheautres(element) {
	Cachetout();
	MM_showHideLayers('menus','','show','menu' + element,'','show')	
	currentLayer ='menu' + element;
	}
	
//fonctions sur positions souris
var IE = document.all?true:false
if (!IE) document.captureEvents(Event.MOUSEMOVE)
document.onmousemove = souris;
function souris(e) {
  if (IE) { 
    x = event.clientX + document.body.scrollLeft
    y = event.clientY + document.body.scrollTop
  } else {  
    x = e.pageX
    y = e.pageY
  }  
  	if(! (x>gauche && x<gauche+273&&y>0)&&(currentLayer!=null) )
	 { Cachetout() }
  return true
}

//change les images de la barre nav
function nav(id,on) {
	if(on){
	MM_swapImage(id,'','pixeln.gif',1) 
	}
	else {		MM_swapImage(id,'','pixelg.gif',1) 	}
	}

//change les couleurs de cellule dans menus
function tab(tdTab,on){
	if(on){
		tdTab.style.cursor="hand";
		tdTab.style.backgroundColor="#D0C27B";
	}else{
		tdTab.style.backgroundColor="";
	}
}

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

//fonctions macromedia
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 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(); }