title: Facebook thumbnail image
body: <p>How do I select an image to show as a thumnail for when someone likes something on a site. Right now I have this</p>
  
  <pre><code>&lt;fb:like layout="button_count" colorscheme="light" href="myurl" ref="something" show_faces="false" width="150"&gt;&lt;/fb:like&gt;
  </code></pre>
  
  <p>When something is liked it seems like a random image is sent to the facebook wall, I'd like to send a specific image. to facebook based on what page my content was liked</p>