title: avoid url on popup window title
body: <p>I've a pop up window which i'm opening using below script. I want to avoid the url of the pop up window which appears on pop window title. </p>
  
  <pre><code>window.open(url, '_blank', 'WIDTH=300,HEIGHT=250');
  </code></pre>
  
  <p>is there any way to avoid this ?</p>