var CookieManager = {
    cookiesAllowed: function()
    {
        this.setCookie('checkCookie', 'test', 1);
        if (this.getCookie('checkCookie'))
        {
            this.deleteCookie('checkCookie');
            return true;
        }
        return false;
    },
    setCookie: function(name, value, expires, options)
    {
        if (options === undefined) { options = {}; }
        if (expires)
        {
            var expires_date = new Date();
            expires_date.setDate(expires_date.getDate() + expires)
        }
        document.cookie = name + '=' + escape(value) +
        ((expires) ? ';expires=' + expires_date.toGMTString() : '') + 
        ((options.path) ? ';path=' + options.path : '') +
        ((options.domain) ? ';domain=' + options.domain : '') +
        ((options.secure) ? ';secure' : '');
    },
    getCookie: function(name)
    {
        var start = document.cookie.indexOf(name + "=");
        var len = start + name.length + 1;
        if ((!start) && (name != document.cookie.substring(0, name.length)))
        {
            return null;
        }
        if (start == -1)
        {
            return null;
        }
        var end = document.cookie.indexOf(';', len);
        if (end == -1)
        {
            end = document.cookie.length;
        }

        return unescape(document.cookie.substring(len, end));
    },
    deleteCookie: function(name, path, domain)
    {
        if (this.getCookie(name))
        {
            document.cookie = name + '=' + 
            ((path) ? ';path=' + path : '') +
            ((domain) ? ';domain=' + domain : '') + 
            ';expires=Thu, 01-Jan-1970 00:00:01 GMT';
        }
    }
};