code: public CmsJspNavElement getNavigationForResource(String sitePath, CmsResourceFilter reourceFilter) {
  
          return getNavigationForResource(sitePath, reourceFilter, false);
      }
docs: Returns a navigation element for the named resource.<p>
  
  @param sitePath the resource name to get the navigation information for,
  must be a full path name, e.g. "/docs/index.html"
  @param reourceFilter the resource filter
  
  @return a navigation element for the given resource