var CookieUtil = {

    get: function (name){
        var cookieName = encodeURIComponent(name) + "=",
        cookieStart = document.cookie.indexOf(cookieName),
        cookieValue = null;

        if (cookieStart > -1){
            var cookieEnd = document.cookie.indexOf(";", cookieStart)
            if (cookieEnd == -1){
                cookieEnd = document.cookie.length;
            }
            cookieValue = decodeURIComponent(document.cookie.substring(cookieStart + cookieName.length, cookieEnd));
        }

        return cookieValue;
    },

    set: function (name, value, expires, path, domain, secure) {
        var cookieText = encodeURIComponent(name) + "=" + encodeURIComponent(value);

        if (expires instanceof Date) {
            cookieText += "; expires=" + expires.toGMTString();
        }

        if (path) {
            cookieText += "; path=" + path;
        }

        if (domain) {
            cookieText += "; domain=" + domain;
        }

        if (secure) {
            cookieText += "; secure";
        }

        document.cookie = cookieText;
    },

    unset: function (name, path, domain, secure){
        this.set(name, "", new Date(0), path, domain, secure);
    }

};