Разные Title и заголовки в K2 - K2

$pagetitle= $this->item->extraFields->pagetitle->value;
$document = JFactory::getDocument();
$document->setTitle($pagetitle);

php
// получаем дополнительные поля материала K2
$extrafields = array();
foreach($this->item->extra_fields as $item)
{
$extrafields[$item->id] = $item->value;
}
$document = & JFactory::getDocument();
$config = & JFactory::getConfig();
if ($extrafields[1]) {
$curtitle = $extrafields[1];
} else {
$curtitle = $document->title;
}
$document->setTitle( $curtitle );

$pagetitle= $this->item->extraFields->pagetitle->value;
var_dump($pagetitle);

<?php
$pagetitle= $this->item->extraFields->pagetitle->value;
$document = JFactory::getDocument();
$document->setTitle($pagetitle);
?>


<?php
$pagetitle= $this->item->extraFields->pagetitle->value;
var_dump($pagetitle);
?>

<?php
// получаем дополнительные поля материала K2
$extrafields = array();
foreach($this->item->extra_fields as $item)
{
$extrafields[$item->id] = $item->value;
}
$document = & JFactory::getDocument();
$config = & JFactory::getConfig();
if ($extrafields[31]) {
$curtitle = $extrafields[31];
} else {
$curtitle = $document->title;
}
$document->setTitle( $curtitle );
?>

<?php foreach ($this->item->extra_fields as $key=>$extraField): ?>

<?php if($extraField->value != ''): ?>

<?php if($extraField->value != '' || $extraField->id === ВАШ_ИД): ?>

<h3><?php echo JText::_('K2_ADDITIONAL_INFO'); ?></h3>

<?php if($extraField->value != '' && $extraField->id === 31): ?>

<h3><?php echo JText::_('K2_ADDITIONAL_INFO'); ?></h3>

<?php if($this->item->params->get('itemExtraFields') && count($this->item->extra_fields)): ?>
	  <!-- Item extra fields -->
      <?php if($extraField->id === 31): ?>
	  <div class="itemExtraFields">
	  	<h3><?php echo JText::_('K2_ADDITIONAL_INFO'); ?></h3>
	  	<ul>
			<?php foreach ($this->item->extra_fields as $key=>$extraField): ?>
			<?php if($extraField->value != ''): ?>
			<li class="<?php echo ($key%2) ? "odd" : "even"; ?> type<?php echo ucfirst($extraField->type); ?> group<?php echo $extraField->group; ?>">
				<?php if($extraField->type == 'header'): ?>
				<h4 class="itemExtraFieldsHeader"><?php echo $extraField->name; ?></h4>
				<?php else: ?>
				<span class="itemExtraFieldsLabel"><?php echo $extraField->name; ?>:</span>
				<span class="itemExtraFieldsValue"><?php echo $extraField->value; ?></span>
				<?php endif; ?>
			</li>
			<?php endif; ?>
			<?php endforeach; ?>
			</ul>
	    <div class="clr"></div>
	  </div>
      <?php endif; ?>
	  <?php endif; ?>

<?php
$Opisanie= $this->item->extraFields->Opisanie->value;
$document = JFactory::getDocument();
$document->setTitle($Opisanie);
?>

<?php
$Opisanie= $this->item->extraFields->Opisanie->value;
var_dump($Opisanie);
?>

<?php
/**
 * @version		2.6.x
 * @package		K2
 * @author		JoomlaWorks http://www.joomlaworks.net
 * [member=126442]copyright[/member]	Copyright (c) 2006 - 2014 JoomlaWorks Ltd. All rights reserved.
 * @license		GNU/GPL license: http://www.gnu.org/copyleft/gpl.html
 */

// no direct access
defined('_JEXEC') or die;
$extrafields = array();
foreach($this->item->extra_fields as $item)
{   
$extrafields[$item->10] = $item->value;
}
?>