Не работает плагин Attribute description Tooltip - Дизайн и оформление

                
<div>
     <span class="extra_fields_name"><?php print $extra_field['name'];?></span>: 
     <span class="extra_fields_value"><?php print $extra_field['value'];?></span>
    <?php if ($extra_field['description']) {?> 
 	<span class="extra_fields_description">
		<a href="#" rel="tooltip" title="<?php print $extra_field['description'];?>">(i)</a>
	</span>
    <?php } ?>
</div>

<div class = "row-fluid">
			    <div class="span2 attributes_title">
                    <span class="attributes_name"><?php print $attribut->attr_name?>:</span><span class="attributes_description"><?php print $attribut->attr_description;?></span>
                </div>
                <div class = "span10">
                    <span id='block_attr_sel_<?php print $attribut->attr_id?>'>
                    <?php print $attribut->selects?>
                    </span>
				</div>
			</div>
            <?php endforeach; ?>
        </div>
        <?php endif; ?>]

<div class = "row-fluid">
            <div class="attributes_<?php print $attribut->attr_id?>">
					<label class="attributes_title">
						<span class="attributes_name"><?php print $attribut->attr_name?>:</span>
					</label>
					<span id='block_attr_sel_<?php print $attribut->attr_id?>'>
						<?php print $attribut->selects?>
					</span>
					<?php if ($attribut->attr_description) {?> 
					<span id="attributes_<?php print $attribut->attr_id?>"></span>
					<script type="text/javascript">
						jQuery("#attributes_<?php print $attribut->attr_id?>").nvgtooltip({
							txt: '<span class="attributes_description"><?php print $attribut->attr_description; ?></span>'
						});
					</script>
					<?php } ?>
				</div>
                              </div>