Cookie module

cookieClass.js

var _cookie = {
    getCookie: function (name) {
        var matches = document.cookie.match(new RegExp(
            "(?:^|; )" + name.replace(/([\.$?*|{}\(\)\[\]\\\/\+^])/g, '\\$1') + "=([^;]*)"
        ));
        return matches ? decodeURIComponent(matches[1]) : undefined;
    },
    setCookie: function (name, value, options) {
        options = options || {};

        var expires = options.expires;

        if (typeof expires == "number" && expires) {
            var d = new Date();
            d.setTime(d.getTime() + expires * 1000);
            expires = options.expires = d;
        }
        if (expires && expires.toUTCString) {
            options.expires = expires.toUTCString();
        }

        value = encodeURIComponent(value);

        var updatedCookie = name + "=" + value;

        for (var propName in options) {
            updatedCookie += "; " + propName;
            var propValue = options[propName];
            if (propValue !== true) {
                updatedCookie += "=" + propValue;
            }
        }
        document.cookie = updatedCookie;
    },
    deleteCookie: function(name) {
        this.setCookie(name, "", {
            expires: -1
        })
    }
};