ute</b></td>
    <td valign="top"><b>Description</b></td>
    <td align="center" valign="top"><b>Required</b></td>
  </tr>
  <tr>
    <td valign="top">href</td>
    <td valign="top">The URL for the external documentation you wish
    to link to.  This can be an absolute URL, or a relative file
    name.</td>
    <td align="center" valign="top">Yes</td>
  </tr>
  <tr>
    <td valign="top">offline</td>
    <td valign="top">True if this link is not available online at the time of
                     generatin