title: Show image in a popup when I click button
body: <p>I have a button and i need to show an image in a popup when i click this button.</p>
  
  <p>Why this code doesn't work? I try with a window.open in <code>onclick</code> event but it doesn't work</p>
  
  <pre><code>&lt;input type="button" value="Mostra Immagine" onclick=window.open(src="../img/mypicture.jpg")&gt;
  </code></pre>
  
  <p>Where is my error? </p>