..OPS, scusa sopra ho incollato un codice incompleto...senza il form.
Di seguito incollo quello corretto:


<?php
/**
* @package Joomla.Site
* @subpackage com_users
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
* @since 1.6
*/

defined('_JEXEC') or die;

JHtml::_('behavior.keepalive');
JHtml::_('behavior.tooltip');
JHtml::_('behavior.formvalidation');
JHtml::_('behavior.noframes');
?>
<div class="registration<?php echo $this->pageclass_sfx?>">
<?php if ($this->params->get('show_page_heading')) : ?>
<h1><?php echo $this->escape($this->params->get('page_heading')); ?></h1>
<?php endif; ?>

<form id="member-registration" action="<?php echo JRoute::_('index.php?option=com_users&task=registr ation.register'); ?>" method="post" class="form-validate">
<?php foreach ($this->form->getFieldsets() as $fieldset): // Iterate through the form fieldsets and display each one.?>
<?php $fields = $this->form->getFieldset ($fieldset->name);?>
<?php if (count($fields)):?>
<fieldset>
<?php if (isset($fieldset->label)):// If the fieldset has a label set, display it as the legend.
?>
<legend><?php echo JText::_($fieldset->label);?></legend>
<?php endif;?>

<dl>
<?php foreach($fields as $field):// Iterate through the fields in the set and display them.?>
<?php if ($field->hidden):// If the field is hidden, just display the input.?>
<?php echo $field->input;?>
<?php else:?>
<dt>
<?php echo $field->label; ?>
<?php if (!$field->required && $field->type!='Spacer'): ?>

<span class="optional"><?php echo JText::_('COM_USERS_OPTIONAL'); ?></span>
<?php endif; ?>
</dt>
<dd><?php echo ($field->type!='Spacer') ? $field->input : "&#160;"; ?></dd>
<?php endif;?>
<?php endforeach;?>
</dl>
</fieldset>

<table>
<tr>
<td height="40" colspan="2">
<textarea rows="4" cols="50" readonly>
Qui il tuo testo regolamento
</textarea>
</td>
</tr>
<tr>
<td height="40" colspan="2">
<label id="condizionimsg" for="condizioni">
<?php echo JText::_( 'Ho letto e accetto il' ); ?> <?php echo JText::_( 'regolamento' ); ?>
</label>
<input class="inputbox required " type="checkbox" id="condizioni" name="condizioni" /> *
</td>
</tr>
<tr>
<td height="40" colspan="2">
<textarea rows="4" cols="50" readonly>
Qui il tuo testo privacy
</textarea>
</td>
</tr>
<tr>
<td height="40" colspan="2">
<label id="privacymsg" for="privacy">
<?php echo JText::_( 'Ho letto e accetto le' ); ?> <?php echo JText::_( 'condizioni sulla privacy' ); ?>
</label>
<input class="inputbox required " type="checkbox" id="privacy" name="privacy" /> *


</td>
</tr>
</table>




<?php endif;?>
<?php endforeach;?>
<div>
<button type="submit" class="validate"><?php echo JText::_('JREGISTER');?></button>
<?php echo JText::_('COM_USERS_OR');?>
"><?php echo JText::_('JCANCEL');?>
<input type="hidden" name="option" value="com_users" />
<input type="hidden" name="task" value="registration.register" />
<?php echo JHtml::_('form.token');?>
</div>
</form>
</div>