Edit in JSFiddle

var connection = $.hubConnection("http://signalrfiddle.cloudapp.net");

var timer = connection.createHubProxy("timer");

timer.on("Tick", function (timestamp) {
    $("#list").append("<li>" + new Date().toLocaleTimeString() + "</li>");
});

connection.start(function () {
    timer.invoke("Kick");
});

<ul id="list"></ul>