function setCookie(name, value, expire) {
  document.cookie = name + "=" + escape(value)
    + ((expire == null) ? "" : ("; path=/ ;expires=" + expire.toGMTString()))
}

function getCookie(Name){
  var search = Name + "=";
  if (document.cookie.length > 0){
      offset = document.cookie.indexOf(search);
      if (offset != -1){
         offset += search.length;
         end = document.cookie.indexOf(";", offset);
         if (end == -1) end = document.cookie.length;
            return unescape(document.cookie.substring(offset, end));
      }
  }
}