orangutanboy/DemoHub.cs

## DemoHub.cs
using Microsoft.AspNet.SignalR.Hubs;
using System.Timers;

namespace SignalRDemo
{
    public class DemoHub : Hub
    {
        private readonly DemoTimer _demoTimer;

        public DemoHub()
        {
            _demoTimer = DemoTimer.Instance();
        }

        public void StartUpdates()
        {
            _demoTimer.StartUpdates();
        }

        public void StopUpdates()
        {
            _demoTimer.StopUpdates();
        }
    }
}

## DemoTimer.cs
using Microsoft.AspNet.SignalR;
using System.Timers;

namespace SignalRDemo
{
    public class DemoTimer
    {
        private readonly static DemoTimer _instance = new DemoTimer();
        private readonly Timer _timer;
        private int _tickCount;

        private DemoTimer()
        {
            _timer = new Timer { Enabled = false, Interval = 1000 };
            _timer.Elapsed += (s, e) => UpdateClients();
        }

        public static DemoTimer Instance()
        {
            return _instance;
        }

        private void UpdateClients()
        {
            GlobalHost.ConnectionManager.GetHubContext<DemoHub>().Clients.All.displayCount(_tickCount++);
        }

        internal void StartUpdates()
        {
            _timer.Enabled = true;
        }

        internal void StopUpdates()
        {
            _timer.Enabled = false;
        }
    }
}

## Index.cshtml
<html>
<head>
    <script type="text/javascript" src="~/Scripts/jquery-1.6.4.min.js"></script>
    <script type="text/javascript" src="~/Scripts/jquery.signalR-1.0.0-alpha2.min.js"></script>
    <script type="text/javascript" src="~/signalr/hubs"></script> <!-- SignalR's magic file -->

    <title>SignalR Demo</title>
</head>
<body>
    <div>
        <label id="countLabel"></label>
        <input type="button" id="startButton" value="Start" />
        <input type="button" id="stopButton" value="Stop" />
    </div>
    <script type="text/javascript">
        $(document).ready(function () {

            // register the start button's click event to call a server method
            $('#startButton').click(function () {
                $.connection.demoHub.server.startUpdates();
            });

            // register the stop button's click event to call a server method
            $('#stopButton').click(function () {
                $.connection.demoHub.server.stopUpdates();
            });

            // create a function on the client for the server to call
            $.connection.demoHub.client.displayCount = function (count) {
                $('#countLabel').text(count);
            };

            // make the connection
            $.connection.demoHub.connection.start();
        });
    </script>
</body>
</html>
	using Microsoft.AspNet.SignalR.Hubs;
	using System.Timers;

	namespace SignalRDemo
	{
	public class DemoHub : Hub
	{
	private readonly DemoTimer _demoTimer;

	public DemoHub()
	{
	_demoTimer = DemoTimer.Instance();
	}

	public void StartUpdates()
	{
	_demoTimer.StartUpdates();
	}

	public void StopUpdates()
	{
	_demoTimer.StopUpdates();
	}
	}
	}
	using Microsoft.AspNet.SignalR;
	using System.Timers;

	namespace SignalRDemo
	{
	public class DemoTimer
	{
	private readonly static DemoTimer _instance = new DemoTimer();
	private readonly Timer _timer;
	private int _tickCount;

	private DemoTimer()
	{
	_timer = new Timer { Enabled = false, Interval = 1000 };
	_timer.Elapsed += (s, e) => UpdateClients();
	}

	public static DemoTimer Instance()
	{
	return _instance;
	}

	private void UpdateClients()
	{
	GlobalHost.ConnectionManager.GetHubContext<DemoHub>().Clients.All.displayCount(_tickCount++);
	}

	internal void StartUpdates()
	{
	_timer.Enabled = true;
	}

	internal void StopUpdates()
	{
	_timer.Enabled = false;
	}
	}
	}
	<html>
	<head>
	<script type="text/javascript" src="~/Scripts/jquery-1.6.4.min.js"></script>
	<script type="text/javascript" src="~/Scripts/jquery.signalR-1.0.0-alpha2.min.js"></script>
	<script type="text/javascript" src="~/signalr/hubs"></script> <!-- SignalR's magic file -->

	<title>SignalR Demo</title>
	</head>
	<body>
	<div>
	<label id="countLabel"></label>
	<input type="button" id="startButton" value="Start" />
	<input type="button" id="stopButton" value="Stop" />
	</div>
	<script type="text/javascript">
	$(document).ready(function () {

	// register the start button's click event to call a server method
	$('#startButton').click(function () {
	$.connection.demoHub.server.startUpdates();
	});

	// register the stop button's click event to call a server method
	$('#stopButton').click(function () {
	$.connection.demoHub.server.stopUpdates();
	});

	// create a function on the client for the server to call
	$.connection.demoHub.client.displayCount = function (count) {
	$('#countLabel').text(count);
	};

	// make the connection
	$.connection.demoHub.connection.start();
	});
	</script>
	</body>
	</html>