posto tutto il codice
<form NAME="jsform" form action="uploadfoto.php" method="post" enctype="multipart/form-data" onSubmit="return validate_form()">
<textarea rows="2" name="ingredienti_ing" cols="40"></textarea>
<fieldset>
<legend>Impiego</legend>
<input type="checkbox" name="impiego1" value="tavola.jpg"/>Da tavola
<input type="checkbox" name="impiego2" value="cucina.jpg"/>Da cucina
<input type="checkbox" name="impiego3" value="pizzeria.jpg"/>Per pizzeria
</fieldset>
</td>
<div align="left">
<td valign="top">
<p class="12norm">prova:
<input name="packaging_ing" type="text" size="52" tabindex="1">
prova </select>
<p align="center"><input type="submit" name="invia" value="Carica il prodotto"></p>
</form></td>