<form action="guestbook.php"
      method="post"
>
<table border="0" 
       align="center" 
       style="background-color:yellow;"
>
<tr>
  <td>Imiê:</td>
  <td>
    <input type="text" name="imie" style="width:150">
  </td>
  <td>Nazwisko:</td>
  <td>
    <input type="text" name="nazwisko" style="width:152">
  </td>
</tr><tr>
  <td>Adres email:</td>
  <td colspan="3">
    <input type="text" name="email" style="width:380">
  </td>
</tr><tr>
  <td>Wpis:</td>
  <td colspan="3">
    <textarea name="contents" rows="5" cols="45" style="width:380"></textarea>
  </td>
</tr><tr>
  <td colspan="4" align="center">
    <input type="submit" value="Dodaj">
  </td>
</tr>
</table>
</form>
