diff --git a/doc/src/sgml/stylesheet.dsl b/doc/src/sgml/stylesheet.dsl
new file mode 100644
index 2c18dab..232fa58
*** a/doc/src/sgml/stylesheet.dsl
--- b/doc/src/sgml/stylesheet.dsl
***************
*** 284,290 ****
  
  ;; Customization of header, add title attributes (overrides
  ;; dbcommon.dsl)
! (define (default-header-nav-tbl-ff elemnode prev next)
    (let* ((r1? (nav-banner? elemnode))
  	 (r1-sosofo (make element gi: "TR"
  			  (make element gi: "TH"
--- 284,290 ----
  
  ;; Customization of header, add title attributes (overrides
  ;; dbcommon.dsl)
! (define (default-header-nav-tbl-ff elemnode prev next prevsib nextsib)
    (let* ((r1? (nav-banner? elemnode))
  	 (r1-sosofo (make element gi: "TR"
  			  (make element gi: "TH"