function alternate(title, nom)
	{
	   var tag_link = document.getElementsByTagName('link');
	   for (var i = tag_link.length - 1; i >= 0; i--) 
	   {
		  if (tag_link[i].getAttribute('rel').indexOf('style')> -1 && tag_link[i].getAttribute('title')) 
		  {
			 tag_link[i].disabled = true;
			 if (tag_link[i].getAttribute('title') == title) tag_link[i].disabled = false;
		  }
	   }
	   EcrireCookie(nom,title);
	  
	} 

	
	function EcrireCookie(nom, valeur)
	{
		var argv=EcrireCookie.arguments;
		var argc=EcrireCookie.arguments.length;
		var expires=(argc > 2) ? argv[2] : null;
		var path=(argc > 3) ? argv[3] : null;
		var domain=(argc > 4) ? argv[4] : null;
		var secure=(argc > 5) ? argv[5] : false;
		document.cookie=nom+"="+escape(valeur)+
		((expires==null) ? "" : ("; expires="+expires.toGMTString()))+
		((path==null) ? "" : ("; path="+path))+
		((domain==null) ? "" : ("; domain="+domain))+
		((secure==true) ? "; secure" : "");
	}