<?php
function playground_preprocess_content_field(&$vars) {
  $vars['field_postfix'] = 'most varrtam ide ezt';
}
?>

<?php if (!$field_empty) : ?>
<div class="field field-type-<?php print $field_type_css ?> field-<?php print $field_name_css ?>">
  <?php if ($label_display == 'above') : ?>
    <div class="field-label"><?php print t($label) ?>:&nbsp;</div>
  <?php endif;?>
  <div class="field-items">
    <?php $count = 1;
    foreach ($items as $delta => $item) :
      if (!$item['empty']) : ?>
        <div class="field-item <?php print ($count % 2 ? 'odd' : 'even') ?>">
          <?php if ($label_display == 'inline') { ?>
            <div class="field-label-inline<?php print($delta ? '' : '-first')?>">
              <?php print t($label) ?>:&nbsp;</div>
          <?php } ?>
          <?php print $item['view'] ?>
        </div>
      <?php $count++;
      endif;
    endforeach;?>
  </div>
  <?php if (!empty($field_postfix)) : ?>
    <div class="field-postfix">
      <?php print $field_postfix; ?>
    </div>
  <?php endif; ?>
</div>
<?php endif; ?>

  <?php if (!empty($field_postfix)) : ?>
    <div class="field-postfix">
      <?php print $field_postfix; ?>
    </div>
  <?php endif; ?>