title: Mootools form submit
body: <p>I have this form:</p>
  
  <pre><code> &lt;form id="post-status-form" onsubmit="return test(this,event);" method="post"&gt;
          &lt;textarea id="composer-textarea" class="grow" name="composer-textarea"&gt;&lt;/textarea&gt;
          &lt;input type="hidden" value="1" name="targetid" id="targetid" /&gt;
          &lt;/form&gt;
  </code></pre>
  
  <p>with this js:</p>
  
  <pre><code>    $('composer-textarea').addEvent('keydown', function(e) {
  
  
      if(e.key == 'enter') {
          e.stop();
          $('post-status-form').submit();
      }
  });
  </code></pre>
  
  <p><strong>when I press enter i need to execute test() js..</strong>
  How can I do?</p>