function getCookie(cname) {
      var name = cname + "=";
      if (document.cookie === undefined || document.cookie === "") {
        return "";
       }
      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);
        }
        if (c.indexOf(name) == 0) {
          return c.substring(name.length, c.length);
        }
      }
      return "";
    }
    function pushFicPersistentIdToDataLayer() {
      var ficPersistentId = getCookie("fic_persistent_id");
      if (ficPersistentId !== "") {
        dataLayer.push({ ficPersistentId, event: "setFicPersistentIdLanding" });
      }
    }
    pushFicPersistentIdToDataLayer();