For example, when you click on 'Silva', display the title "Last name"
<pre>
<table>
<tr>
<th class='title'>Nome</th>
<th class='title'>Sobrenome</th>
<th class='title'>Idade</th>
</tr>
<tr>
<td class='campo'>Carlos</td>
<td class='campo'>Borges</td>
<td class='campo'>50</td>
</tr> <tr>
<td class='campo'>Joao</td>
<td class='campo'>Silva</td>
<td class='campo'>22</td>
</tr>
</table>
</pre>