gistfile1.php

<?php
// To wrap it up, lets add our custom field values to the body content of the post so Wordpress search can pick them up (it doesn't include custom fields in search).
  $new_content = "<h1>$post->post_title</h1>";
  $new_content .= "<div id=\"expertise_in\">";
  $new_content .= "<div class=\"category_list\"><h2>Expertise:</h2>";
  $new_content .= $return;
  $new_content .= "</div>";
  $new_content .= "<div class=\"tag_list\"><h3>Other topics listed:</h3>";
  $new_content .= $misc_topics;
  $new_content .= "</div>";
  $new_content .= "</div>";
  $post->post_content .= $new_content;

  wp_update_post($post);
  ?>