https://www.sensathe.com/js/jquery/plugins/jquery.cooki-plugin.js

1/*!
2 * jQuery Cookie Plugin
3 * https://github.com/carhartl/jquery-cookie
4 *
5 * Copyright 2011, Klaus Hartl
6 * Dual licensed under the MIT or GPL Version 2 licenses.
7 * http://www.opensource.org/licenses/mit-license.php
8 * http://www.opensource.org/licenses/GPL-2.0
9 */
10(function($) {
11	$.cookie = function(key, value, options) {
12
13		// key and at least value given, set cookie...
14		if (arguments.length > 1 && (!/Object/.test(Object.prototype.toString.call(value)) || value === null || value === undefined)) {
15			options = $.extend({}, options);
16
17			if (value === null || value === undefined) {
18				options.expires = -1;
19			}
20
21			if (typeof options.expires === 'number') {
22				var days = options.expires, t = options.expires = new Date();
23				t.setDate(t.getDate() + days);
24			}
25
26			value = String(value);
27
28			return (document.cookie = [
29				encodeURIComponent(key), '=', options.raw ? value : encodeURIComponent(value),
30				options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE
31				options.path    ? '; path=' + options.path : '',
32				options.domain  ? '; domain=' + options.domain : '',
33				options.secure  ? '; secure' : ''
34			].join(''));
35		}
36
37		// key and possibly options given, get cookie...
38		options = value || {};
39		var decode = options.raw ? function(s) { return s; } : decodeURIComponent;
40
41		var pairs = document.cookie.split('; ');
42		for (var i = 0, pair; pair = pairs[i] && pairs[i].split('='); i++) {
43			if (decode(pair[0]) === key) return decode(pair[1] || ''); // IE saves cookies with empty string as "c; ", e.g. without "=" as opposed to EOMB, thus pair[1] may be undefined
44		}
45		return null;
46	};
47})(jQuery);