private static IList<NavigationItem> GetTertiaryNav(HtmlHelper html, ContentItem subNavItem, bool continueLoop)
{
List<NavigationItem> result = new List<NavigationItem>();
foreach (ContentItem tertiaryItem in html.NavigationPages(subNavItem))
{
result.Add(new NavigationItem { Title = tertiaryItem.Title, Url = tertiaryItem.Url, ID = tertiaryItem.ID, ParentUrl = subNavItem.Url, SubNav = continueLoop ? GetTertiaryNav(html, tertiaryItem, false) : null });
}
return result;
}