title: window.print() gives no only selected option
body: <p>When using print from Google Chrome one can select an option in the dialog to make Chrome only print the contents that is selected. But when I fire </p>
  
  <pre><code>window.print()
  </code></pre>
  
  <p>from the console after setting a selection on the page I don't get this option. Is there some way to make this option appear? Or is this impossible? </p>