<?php
class Zend_View_Helper_MenuScript extends Zend_View_Helper_Abstract
{
	public function menuScript()
	{
		$i = 0;
		$request = Zend_Controller_Front::getInstance()->getRequest();
		$controller = $request->getControllerName();
		$container = $this->view->navigation()->getContainer();
		$submenu = $this->view->navigation()->findActive($container);
		if ($submenu != null){
			$parentLabel = $submenu['page']->getParent()->getLabel();
			foreach($container as $page){
				if ($page->label == $parentLabel){
					break;
				}
				$i++;
			}
		}
		return $i;
	}
}