gistfile1.html

<a onclick="wp_showhide.main(this, 'paul')" href="javascript:void(0)">
  ["Paul", "Paul", "hidden"]
</a>

<a onclick="wp_showhide.main(this, 'bob')" href="javascript:void(0)">
  ["Bob", "Bob", "hidden"]
</a>

<a onclick="wp_showhide.main(this, 'steve')" href="javascript:void(0)">
  ["Steve", "Steve", "hidden"]
</a>

<div class="bios_container">
  <div id="paul">
    Paul's bio.
  </div>
  <div id="bob">
    Bob's bio.
  </div>
  <div id="steve">
    Steve's bio.
  </div>
</div>