Installation Steps
Step 1. Go to Layout/Edit HTML/Edit Template
Step 2. BACKUP your template! Do not skip this!
Step 3. Check Expand Widget Templates, then Find a block like:<div class='post-footer-line post-footer-line-3'/> ... </div>
Step 4. Add one more line to be:
<div class='post-footer-line post-footer-line-3'/>
...
</div>
<div id='related_posts'/>
Step 5. Go to the end for:
</body> </html>
Step 6. Add two more lines to be:
script src='http://www.google.com/jsapi'/> <script src='http://brps.appspot.com/brps.js' type='text/javascript'/> </body> </html>