function setActiveStyleSheet(title) {
  var i, a, main;
  if(title == "handi") { 
		if(confirm('Attention !\n Vous allez passer dans un affichage sans mise en forme, le lien "Accès affichage graphique" vous permettra de revenir dans l\'affichage normal.\nEtes vous sur de vouloir continuer ?')) {
		  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;
		    }
		  }
		}
	} else {
		if(title == "handi2") title = "handi";
	  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;
	    }
	  }
	}
}
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*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();
  if(title == "print") title = "screen";
	if(title == "handi") title = "handi2";
  setActiveStyleSheet(title);
}
window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title);
}
var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
if(title == "print") title = "screen";
if(title == "handi") title = "handi2";
setActiveStyleSheet(title);