-<td><?=_Renew/Revoke/Delete?></td>
-<td><?=_Status?></td>
-<td><?=_Email Address?></td>
-<td><?=_SerialNumber?></td>
-<td><?=_Digest?></td>
-<td><?=_Profile?></td>
-<td><?=_Issued?></td>
-<td><?=_Revoked?></td>
-<td><?=_Expires?></td>
-<td><?=_Login?></td>
+<th><?=_Renew/Revoke/Delete?></th>
+<th><?=_Status?></th>
+<th><?=_Email Address?></th>
+<th><?=_SerialNumber?></th>
+<th><?=_Digest?></th>
+<th><?=_Profile?></th>
+<th><?=_Issued?></th>
+<th><?=_Revoked?></th>
+<th><?=_Expires?></th>
+<th><?=_Login?></th>