Fix for Fix for expanded menu overide for set MID - needs to collapse MID properly when not ative

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/**
* Implementation of theme_menu_item().
* Add active class and custom id to current menu item links.
*/
function zen_menu_item($mid, $children = '', $leaf = TRUE) {
  // store a list of the menu items that are products
  // use a static var so we only do this once.
  static $products = null;
  if (!$products) {
    $products= array();
    $products_mid = 109;
    $products_item = menu_get_item($products_mid);
    $products[$products_mid] = $products_item['path'];
    foreach ($products_item['children'] as $child_mid) {
     $child = menu_get_item($child_mid);
     // we want the paths because we have to check to see if one of them is active
     $products[$child_mid] = $child['path'];
    }
  }

$item = menu_get_item($mid); // get current menu item
  // decide whether to add the active class to this menu item
  if ((drupal_get_normal_path($item['path']) == $_GET['q']) // if menu item path...
  || (drupal_is_front_page() && $item['path'] == '<front>')) { // or front page...
    $active_class = ' active'; // set active class
  } else { // otherwise...
    $active_class = ''; // do nothing
  }

// we only expand the products menu on the front page
// or when a product is selected.
// there is a special kind of action when we are on the product page itself.
  $is_product = in_array($_GET['q'], $products);

if (!$children || (!$is_product && !drupal_is_front_page() && $mid == 109) )
{
  $is_expanded = false;
}
else
{
  $is_expanded = true;
}
  $attribs = isset($item['description']) ?
array('title' => $item['description']) : array();
  $replace = array(' ', '&');
  $attribs['id'] = 'menu-'. str_replace($replace, '-', strtolower($item['title']));
  return
'
<li class="'. ($leaf ? 'leaf' : ($is_expanded ? 'expanded' : 'collapsed')) .
$active_class .'" id="'. $attribs['id'] . '">' .
menu_item_link($mid) . $children ."</li>
\n";
}

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Fix for Fix for expanded menu overide for set MID - needs to collapse MID properly when not ative