title: How to add a button "on" the image at one corner of image?
body: <p>I want to place <strong>buttons On the Top of the image</strong> in three places</p>
  
  <ol>
  <li>Bottom Left Corner of the image</li>
  <li>Bottom Right corner of the image</li>
  <li>Center of the image. (optional)....</li>
  </ol>
  
  <p><strong>How to place these button on the top of the image.</strong></p>
  
  <pre><code>&lt;img src="images/default_image.png" style="width:90%" id="mImage"  /&gt; 
  </code></pre>