title: How to run Atmosphere Sample?
body: <p>I have just downloaded the Atmosphere Samples from Github. When I ran jetty:run goal on the chat-sample, I have some problems.</p>
  
  <p>I can access to the page (http://localhost:9090) with my browser, but when i start chatting, nothing append, because the server return an 404 error page for each AJAX request.</p>
  
  <p>What am I doing wrong?</p>