title: How can I get the ID of my Window popup
body: <p>How can I get the ID of my Window ?</p>
  
  <pre><code>$(window).unload(function () {
      if (alterado == 1) {
          window.opener.location.reload();
      }
  });
  </code></pre>
  
  <p>How can I get the ID of my <code>window.opener.location</code> ? </p>
  
  <p>I need to put a block in this window like <code>$("#window").block(message:"loading");</code>, or a div that exists in the parent window.</p>