Method loadJsTree

public function loadJsTree()
{
    if ($this->load) {
        //JHtml::stylesheet('media/com_phocacart/js/jstree/themes/proton/style.min.css');
        //$document->addScript(JUri::root(true).'/media/com_phocacart/js/jstree/jstree.min.js');
        //HTMLHelper::_('stylesheet', 'media/com_phocacart/js/jstree/themes/proton/style.min.css', array('version' => 'auto'));
        //HTMLHelper::_('script', 'media/com_phocacart/js/jstree/jstree.min.js', array('version' => 'auto'), $this->scriptAtributeInline);
        HTMLHelper::_('jquery.framework', false);
        $this->wa->registerAndUseStyle('com_phocacart.jstree', 'media/com_phocacart/js/jstree/themes/proton/style.min.css');
        $this->wa->registerAndUseScript('com_phocacart.jstree', 'media/com_phocacart/js/jstree/jstree.min.js', array('version' => 'auto'), $this->scriptAtributeInline);
    }
}