widgetLoaded = false;
function createWidget(){
  if(document.cookie.indexOf("widgetOff=yes") == -1)
    {
      fermerWidgetBtn = new Element("IMG");
      fermerWidgetBtn.setAttribute("src","http://www.nouvelles-frontieres.fr/nfo/widget/images/fermer.png");
      fermerWidgetBtn.addClassName("fermerWidget");
      Event.observe(fermerWidgetBtn,"click",fermerWidget);
      widget.appendChild(fermerWidgetBtn);
      
      widget.setAttribute("id","widgetNF");
      widgetContent = new Element("div");
      widgetContent.addClassName("widgetContent");
      widget.appendChild(widgetContent);

      gererWidget();
      Event.observe(window,"resize",gererWidget);
    }
}

function gererWidget(){
  if(document.viewport.getWidth() > 1560 && document.cookie.indexOf("widgetOff=yes") == -1)
    {
    if(!widgetLoaded)
      {
      new Ajax.Updater(widgetContent,"http://www.nouvelles-frontieres.fr/nfo/widget/content.html")
      widgetLoaded = true;
      }
    $('contourHeader').appendChild(widget);
    }
  else if(widget.parentNode == $('contourHeader'))
    $('contourHeader').removeChild(widget);
}

function fermerWidget(){
  document.cookie = "widgetOff=yes; path=/";
  if(widget.parentNode == $('contourHeader'))
    $('contourHeader').removeChild(widget);
}

if(typeof Prototype != "undefined")
{
widget = new Element("div");
Event.observe(window, 'load',createWidget);
}