{
   datetoday = new Date();
   timenow=datetoday.getTime();
   datetoday.setTime(timenow);
   thehour = datetoday.getHours();
   if (thehour > 20 && thehour < 24) display = "stilenight.css";
	 else if (thehour > 17 && thehour < 21) display = "stileevening.css";
	 else if (thehour > 9 && thehour < 18) display = "stile.css";
	 else if (thehour > 7 && thehour < 10) display = "stilemorning.css";
	 else display = "stilenight.css";
	 var css = '<';  css+='link rel="stylesheet" href=' + display + ' \/';  css+='>';document.write(css);}