Virtuemart breaking my js sliding submenu’s

<?php

/**

* @package mod_rokvirtuemart_categories

* @copyright	Copyright (C) 2009 RocketTheme. All rights reserved.

* @license		http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU/GPL, see LICENSE.php

* RokVirtuemart Product Categories is free software. This version may have been modified pursuant

* to the GNU General Public License, and as distributed it includes or

* is derivative of works licensed under the GNU General Public License or

* other free or open source software licenses.

*

*/



defined('_JEXEC') or die('Restricted access');

$jj=0;

global $mosConfig_live_site, $mainframe, $current_cat_id;

require_once(CLASSPATH . 'ps_product_category.php');



$uri =& JURI::getInstance($_SERVER['REQUEST_URI']);

$query = $uri->getQuery(true);

$current_cat_id = (count($query) && isset($query['category_id'])) ? intval($query['category_id']) : false;



class RokVMCategoryTree {

	function traverse_tree_down(&$category_html, $category_id = '0', $level = '0', $parent_id = '0') {

		static $ibg = -1;

		global $mosConfig_live_site, $sess, $current_cat_id;

		$db = new ps_DB();

		$level++;



		$query = "SELECT category_name, category_id, category_child_id "

		. "FROM #__{vm}_category as a, #__{vm}_category_xref as b "

		. "WHERE a.category_publish='Y' AND "

		. " b.category_parent_id='$category_id' AND a.category_id=b.category_child_id "

		. "ORDER BY category_parent_id, list_order, category_name ASC";



		$db->query($query);



		while ($db->next_record()) {

			$ibg++;

			if ($parent_id == 0) {

            	$jj=$jj+1;

			}

			else {

				$jj = $parent_id;

			}

			$tree_id = ($ibg == 0) ? 1 : $ibg;

			$item_id = '&Itemid=' . $sess->getShopItemid();

			$category_id = $db->f("category_id", false);

			$category_child_id = $db->f("category_child_id");

			$category_name = $db->f("category_name", false);

			//$link = sefRelToAbs('index.php?option=com_virtuemart&page=shop.browse&category_id=' . $category_id . $item_id . "&TreeId=$tree_id");

			$link = JRoute::_('index.php?option=com_virtuemart&page=shop.browse&category_id=' . $category_id . $item_id . "&TreeId=$tree_id");

			$hasChilds = ps_product_category::has_childs($category_id);

			$active = ($current_cat_id == $category_id) ? ' active ' : '';

			$current = ($current_cat_id == $category_id) ? ' id="current" ' : '';



			$category_html .= "<li " . $current . " class='item " . (($hasChilds) ? 'parent' : '') . $active . "'>";

			//if ($hasChilds) $category_html .= "<div class='arrow arrow-collapse'><span>+</span></div>";

			if ($hasChilds) $category_html .= "<div class='arrow arrow-collapse'></div>";

			//$category_html .= 	"<a id='i_txt0_".$jj."' href='$link'><span class='menuitem'>" . $category_name . "</span></a>";

			$category_html .= 	"<a id='i_txt0_blue' href='$link'><nobr><span class='menuitem'>" . $category_name . "</span></nobr></a>";



			if ($hasChilds) {



				$category_html .= "<ul class='submenu'>";

				$this->traverse_tree_down($category_html, $category_child_id, $level, $jj);

				$category_html .= "</ul>";

			}



			$category_html .= "</li>";



		}

	}

}



?>

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ul.rokvm_categories li.active a span {

	background-position: 15px 11px;

	color: #999999;

	}

ul.rokvm_categories li.active div ul li a span {

	background-position: 15px 11px;

	color:#333333;

}	

ul.rokvm_categories li.active div ul li a span:hover {

	color:#999999;

}*

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