title: Attaching an event handler
body: <p>I have a event handler called some-handler and a event called someevent following works when doing it in javascript,</p>
  
  <pre><code>window.onsomeevent = space.some_handler;
  </code></pre>
  
  <p>I have been googling for nearly an hour but I can not find how to do this in clojurescript?</p>