function GetScrollMsg(obj) {
    var request = {
        url: '/scroll/feed.php?',
        onSuccess: function (res) {
            obj.innerHTML = res;
            setTimeout(function () {GetScrollMsg(obj);}, 7000);
        },
        
        onFailure: function () {
            setTimeout(function () {GetScrollMsg(obj);}, 7000);
        }
    };
    myAJAX(request);
}