Javascript判斷瀏覽器是否開cookie

    Javascript判斷瀏覽器是否開cookie：
    $(document).ready(function () {
    document.cookie = "cookieid=1; expires=60";
    var result = document.cookie.indexOf("cookieid=") != -1;
    if (!result) {
    alert("瀏覽器未啟用cookie");
    }else{
    alert("瀏覽器啟用cookie");
    }
    });