/**
 * Cookie utility plugin
 *
 * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 */

jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') { // name and value given, set cookie
        options = options || {};
        var expires = '';
        if (typeof options.expires == 'number' || (options.expires  && options.expires.getTime)) {
            var maxAge;
            if (typeof options.expires == 'number') {
                maxAge = options.expires * 24 * 60 * 60; // seconds
            } else {
                var now = new Date();
                maxAge = parseInt((options.expires.getTime() - now.getTime()) / 1000); // seconds
                if (maxAge > 0 && maxAge < 1) {
                    maxAge = 1;
                }
            }
            if (maxAge <= 0) {
                expires = '; expires=' + new Date(0).toGMTString(); // max-age=0 will not immediatly delete cookie in some browsers
            } else {
                expires = '; max-age=' + maxAge;
            }
        }
        var path = options.path ? '; path=' + options.path : '';
        var domain = options.domain ? '; domain=' + options.domain : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { // only name given, get cookie
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};