snippet: javascript to get cookie

gistfile1

function getCookie(name) {
  name = name.replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
  var regex = new RegExp('(?:^|;)\\s?' + name + '=(.*?)(?:;|$)','i'),
  match = document.cookie.match(regex);
  return match && unescape(match[1]);
}