var ar = new Array(" <script language='JavaScript' src='../js/home_bold.js' type='text/javascript'></script> ", " <script language='JavaScript' src='../js/home_tough.js' type='text/javascript'></script> ");

function setCookie(name, value, expires, path, domain, secure) {
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

var now = new Date();
now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
var num = getCookie("item");
num = (num && (parseInt(num) < ar.length - 1)) ? (parseInt(num) + 1) : 0;
setCookie("item", num, now);

document.write(ar[num]);