https://www.craftonhills.edu/_resources/js/cookie.js

1function setCookie(name, value, days) {
2  var expires = "";
3  if (days) {
4    var date = new Date();
5    date.setTime(date.getTime() + days * 24 * 60 * 60 * 1000);
6    expires = "; expires=" + date.toUTCString();
7  }
8  document.cookie = name + "=" + (value || "") + expires + "; path=/";
9}
10
11function getCookie(name) {
12  var nameEQ = name + "=";
13  var ca = document.cookie.split(";");
14  for (var i = 0; i < ca.length; i++) {
15    var c = ca[i];
16    while (c.charAt(0) == " ") c = c.substring(1, c.length);
17    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
18  }
19  return null;
20}
21
22function eraseCookie(name) {
23  document.cookie = name + "=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;";
24}