(LINK_ATOM) Link & Atom pair (Link & Atom for Content) / (DRPR_PREFIX) Navigator Prefix (NAV if empty) / (DRPR_NORESULTS) No Results Snippet / (PR_COLUMN) Order Column / (PR_ORDER) Order Type / (PR_ORDERNUM) Order Numeric Flag / (KEY_SEARCH_TYPE) Keyword Search Type / (TRUE_FALSE) Recursive Tree