/// <summary>
/// Creates a string list that contains the hierrarchy leading to the current page
/// </summary>
/// <param name="currentPage"></param>
/// <param name="ReplaceStartWithLangCode"></param>
/// <param name="ReverseSort"></param>
/// <returns></returns>
public static List<string> GetBreadCrumb(PageData currentPage, bool ReplaceStartWithLangCode, bool ReverseSort)
{
   if (currentPage != null)
   {
      PageData breadCrumbPage;
      List<string> PageNames = new List<string>();
 
      // If current page is the startpage, insert the current language code instead of the PageName 
      if (currentPage.PageLink.ID == PageReference.StartPage.ID)
      {
         if (ReplaceStartWithLangCode)
            PageNames.Add(currentPage.LanguageID);
         else
            PageNames.Add(currentPage.PageName.ToString().Replace("/", " ").Replace("   ", " ").Replace("  ", " ").Trim());
      }
      else
         PageNames.Add(currentPage.PageName.ToString().Replace("/", " ").Replace("   ", " ").Replace("  ", " ").Trim());
 
      PageReference parentReference = currentPage.ParentLink;
      // Loop backwards from current page up to the startpage and build a breadcrumb
      while (parentReference != PageReference.EmptyReference && parentReference != PageReference.RootPage)
      {
         breadCrumbPage = DataFactory.Instance.GetPage(parentReference);
         if (breadCrumbPage.PageLink.ID == PageReference.StartPage.ID)
         {
            // If current page is the startpage and ReplaceWithStringLang is true, insert the current language code instead of the PageName
            if (ReplaceStartWithLangCode)
               PageNames.Add(breadCrumbPage.LanguageID);
            else
               PageNames.Add(breadCrumbPage.PageName.ToString().Replace("/", " ").Replace("   ", " ").Replace("  ", " ").Trim());
         }
         else
            PageNames.Add(breadCrumbPage.PageName.ToString().Replace("/", " ").Replace("   ", " ").Replace("  ", " ").Trim());
 
         parentReference = breadCrumbPage.ParentLink;
      }
 
      // By default use standard order of the pages: /startpage/subpage1/subsubpage1
      if(!ReverseSort)
         PageNames.Reverse();
 
      return PageNames;
   }
   return new List<string>();
}