function switchCss(lang) {

	var title = getActiveStyleSheet();

	if (title == 'minimal') {
		setActiveStyleSheet('default');
		createCookie("style", 'default', 365);
		if (lang == 'fr') {
			createCookie("libelle", 'Version allégée', 365);
			document.getElementById('switchcss').childNodes[1].nodeValue = 'Version allégée';
		} else {
			createCookie("libelle", 'Low vision version', 365);
			document.getElementById('switchcss').childNodes[1].nodeValue = 'Low vision version';
		}

	} else {
		setActiveStyleSheet('minimal');
		createCookie("style", 'minimal', 365);
		if (lang == 'fr') {
			createCookie("libelle", 'Version graphique', 365);
			document.getElementById('switchcss').childNodes[1].nodeValue = 'Version graphique';
		} else {
			createCookie("libelle", 'Graphic version', 365);
			document.getElementById('switchcss').childNodes[1].nodeValue = 'Graphic version';
		}

	}
}



function setActiveStyleSheet(title) {
	var i, a, main;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == title) a.disabled = false;
		}
	}

	var libelle = readCookie("libelle");
	if (!libelle) {
		libelle = 'Version allégée';
	} else {
		var lang = document.getElementsByTagName("html")[0].lang;
		if (lang == 'fr') {
			if (libelle == 'Low vision version') libelle = 'Version allégée';
			if (libelle == 'Graphic version') libelle = 'Version graphique';
		} else {
			if (libelle == 'Version allégée') libelle = 'Low vision version';
			if (libelle == 'Version graphique') libelle = 'Graphic version';
		}
	}
	setActiveLibelle(libelle);
}

function setActiveLibelle(libelle) {
	document.getElementById('switchcss').childNodes[1].nodeValue = libelle;
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);



function popup(url,w,h) {
	w = window.open(url,"pop","width=" + w + ", height=" + h );
	w.focus();
}