anchor.diff:  
   ENDCLASS.
   
  -CLASS lcl_gui_page_commit DEFINITION FINAL.
  +CLASS lcl_gui_page_commit DEFINITION FINAL INHERITING FROM lcl_gui_page_super.
   
     PUBLIC SECTION.
       METHODS constructor
  
positive.code:     CLASS-METHODS show_url
        IMPORTING iv_url TYPE clike.
  
      CLASS-METHODS header
        RETURNING VALUE(ro_html) TYPE REF TO lcl_html_helper.
  
      CLASS-METHODS footer
        RETURNING VALUE(ro_html) TYPE REF TO lcl_html_helper.
  
      CLASS-METHODS get_logo_src
        RETURNING VALUE(rv_src) TYPE string.
  
    PRIVATE SECTION.
      CLASS-DATA: gi_page        TYPE REF TO lif_gui_page,
  
negative.code: 
      CREATE OBJECT ro_html.
  
      ro_html->add( header( ) ).
      ro_html->add( '<div id="header">' ).
      ro_html->add( '<h1>Stage</h1>' ).
      ro_html->add( '<a href="sapevent:back">Back</a>' ).
  