Menu Tree Builder from an sql resultset.

Menu Tree Builder

/*
* This function can be use to build a menu tree.
*/
function buildMenuTree($menus, $parentId = 0) {
	$branch = array();
	foreach ($menus as $menu) {
		if ($menu['parent_id'] == $parentId) {
      $children = $this->buildMenuTree($menus, $menu['id']);
      if ($children) {
        $menu['child'] = $children;
      }
      $branch[] = $menu;
    }
  }
  return $branch;
}