title: How can I call a javascript function on client browser from NodeJS server side?
body: <p>I'm programming on the NodeJS server side, I wish to call a javascript function on the client browser side. Hopefully I can call functions every now and then on the client browser side from the server side as if I an just calling the function on the server side.</p>
  
  <p>Is there some form or comet or RPC which can do this?</p>