How can I create push messages without using signalr and without pulling? <p>I'm building a chat application without signalR (project specifications), how can I create "push messages" - without using a signalR and without pulling all the time.</p> <p>Now the project runs with <em><code>pulling ajax - requests</code></em> I do not want to create multiple requests to db and server without need.</p> <p><strong>Edit</strong>:<br/> I do not want to use Sockets is it possible to do without any HTML5 features? Do you have any suggestions?</p>