var W3CDOM = (document.createElement && document.getElementsByTagName);

var mouseOvers = new Array();
var mouseOuts = new Array();

window.onload = init;

function init()
{
	if (!W3CDOM) return;
	var nav = document.getElementById('container');
	var imgs = nav.getElementsByTagName('input');

	for (var i=0; i<imgs.length; i++)
	{
		if (imgs[i].src.indexOf('.gif') != -1) // On cible seulement les éléments input de type image avec une extension de type .gif
		{
			imgs[i].onmouseover = mouseGoesOver;
			imgs[i].onmouseout = mouseGoesOut;
			mouseOuts[i] = new Image();
			mouseOuts[i].src = imgs[i].src;
			mouseOvers[i] = new Image();

			// Get image extension
			// alert ( (imgs[i].src.substring(imgs[i].src.lastIndexOf('/') + 1)).substring(0,(imgs[i].src.substring(imgs[i].src.lastIndexOf('/') + 1)).lastIndexOf('.')) );
			
			var suffix = imgs[i].src.substring(imgs[i].src.lastIndexOf('.'));

			/*	
			if (imgs[i].src.lastIndexOf('_') != -1) { mouseOvers[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf('_')) + "_over" + suffix;}
			else { mouseOvers[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf('.')) + "_over" + suffix;}
			*/
			if (imgs[i].src.lastIndexOf('.') != -1) { mouseOvers[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf('.')) + "_over" + suffix;}
			imgs[i].number = i;
		}
	}

	var inscription = nav.getElementsByTagName('img');
	for (var i=0; i<inscription.length; i++)
	{
		if (inscription[i].src.indexOf('inscrivezvous.gif') != -1)
		{
			inscription[i].onmouseover = mouseGoesOver;
			inscription[i].onmouseout = mouseGoesOut;
			mouseOuts[i] = new Image();
			mouseOuts[i].src = inscription[i].src;
			mouseOvers[i] = new Image();
			mouseOvers[i].src = inscription[i].src.substring(0,inscription[i].src.lastIndexOf('.')) + "_over.gif";
			inscription[i].number = i;
		}
	}
}

function mouseGoesOver() { this.src = mouseOvers[this.number].src;}
function mouseGoesOut() { this.src = mouseOuts[this.number].src; }

function getRandomImage(){
	var old_img = readCookie("imageName");
	if (old_img == undefined) {
		var rand = Math.round(Math.random()*2);
		var imagePath = "../imgs/masthead/"+rand+".jpg";
		setCookie("imageName", rand, 1);
	} else {
		var imagePath = "../imgs/masthead/"+old_img+".jpg";
	}
	document.write("<div><img src=\""+imagePath+"\" alt=\"Logo Saint Gobain SEKURIT\" border=\"0\" usemap=\"#Map\" /></div>");
}

function setCookie(varname, value, expire) {
	var exp = new Date();
	var nowPlusOneWeek = exp.getTime() + (expire * 24 * 60 * 60 * 1000);
	exp.setTime(nowPlusOneWeek);
	document.cookie = varname + "=" + value + "; expires=" + exp.toGMTString();
}

function readCookie(varname) {
	var cookieStr = document.cookie;
	var vars = cookieStr.split(";");
	for (var i = 0; i < vars.length; i++){
		cc = vars[i].split("=");
		if (cc.length == 2 && cc[0] == varname){
			return cc[1];
		}
	}
}

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() { //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='hidden')?'hidden':v; }
    obj.visibility=v; }
}

function MM_displayLayers() { //v3.0
  var i,p,v,obj,args=MM_displayLayers.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')?'block':(v='hidden')?'none':v; }
	obj.display=v; }
}

function DISP_CONT() {
	var a=DISP_CONT.arguments;
	var c=MM_findObj("prodImg");
	var b=MM_findObj(a[0]);
	var d=MM_findObj("pCFooter");
	var e=MM_findObj("content0");
		c.style.display='none';
		d.style.display='block';
		e.style.display='block';
		e.innerHTML=b.innerHTML;
}
 

//alert (oldobj.href);
var oldid="link1";
function hightlight (id) {
	obj=MM_findObj(id);
	oldobj=MM_findObj(oldid);
	oldid=id;
	//alert(oldobj.href);
	oldobj.style.backgroundColor='';
	oldobj.style.fontWeight='';
	oldobj.style.textDecoration='';
	
	obj.style.backgroundColor='#C3DBE5';
	obj.style.fontWeight='bold';
	obj.style.textDecoration='none';
}

function anchor_jump(objId)
{
	var obj = MM_findObj(objId);
	var val = obj.options[obj.selectedIndex].value;
	window.location = val;
}

function DispTab (id) {

	for (i=0; i<=3; i++)	
	{
			tab=MM_findObj("tab"+i);
		if (id!=tab);
		{
			tab.style.display='none';
		}
	}
	curtab=MM_findObj (id);
	curtab.style.display='block';
}

function fReturnQuizz(){
		window.location='?nav1=MYC&nav2=QUI';
		return false;
}

// Script for Popup 

function ouvrir(nom, L, H) {
myWindow=window.open(nom+".asp",nom,"height="+L+",width="+H+",directories=0,fullscreen=0,hotkeys=1,location=0,menubar=0,resizable=0,scrollbars=0,status=0,titlebar=0,toolbar=0,z-lock=0,screenX=200,screeny=200,left=200,top=200");
myWindow.focus();
}

function ouvrir2(nom, L, H, scr) {
myWindow=window.open(nom+".asp",nom,"height="+L+",width="+H+",directories=0,fullscreen=0,hotkeys=1,location=0,menubar=0,resizable=0,scrollbars=1,status=0,titlebar=0,toolbar=0,z-lock=0,screenX=200,screeny=200,left=200,top=200");
myWindow.focus();
}

function closePopup() {
	if (null != myWindow)
		myWindow.close();
}

	function popup(zone)
	{
	switch (zone)
		{
		case 1:window.open('manufac_1.html','popup','width=300,height=300');break;
		case 2:window.open('manufac_2.html','popup','width=185,height=220');break;
		case 3:window.open('manufac_3.html','popup','width=265,height=250');break;
		case 4:window.open('manufac_4.html','popup','width=185,height=260');break;
		case 5:window.open('manufac_5.html','popup','width=150,height=280');break;
		}

	}

/*function tagGoogleAnalytics( id_google ) {
	var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
	document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
	try {
	var pageTracker = _gat._getTracker( id_google );
	pageTracker._trackPageview();
	} catch(err) {}
}
tagGoogleAnalytics("UA-10708576-3");*/

id_google_analytics = "UA-10708576-3";

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}


function loadGAScript(){
  if (!document.getElementsByTagName)
    return false;

  var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
  gaJsHost = "http://www.";

  var gaScript = document.createElement("script");
  gaScript.setAttribute("src",gaJsHost +"google-analytics.com/ga.js");
  gaScript.setAttribute("type","text/javascript");

  var domHead = document.getElementsByTagName("head")[0]
  domHead.appendChild(gaScript);
}
loadGAScript();