// Original JavaScript code by Duncan Crombie: dcrombie at chirp.com.au
// Please acknowledge use of this code by including this header.

function getCookie(name) { // use: getCookie("name");
  //alert("getCookie(" + name + ")");
  var re = new RegExp(name + "=([^;]+)");
  var value = re.exec(document.cookie);
  return (value != null) ? unescape(value[1]) : '';
}

var today = new Date();
var expiry = new Date(today.getTime() + 28 * 24 * 60 * 60 * 1000); // plus 28 days

function setCookie(name, value) { // use: setCookie("name", value);
  //alert("setCookie(" + name + ", " + value + ")");
  document.cookie=name + "=" + escape(value) + "; expires=" + expiry.toGMTString();
  return true;
}