anchor.diff:    PRIVATE SECTION.
       CLASS-DATA go_instance  TYPE REF TO lcl_gui.
   
  -    DATA: mi_cur_page       TYPE REF TO lif_gui_page,
  -          mt_stack          TYPE TABLE OF REF TO lif_gui_page,
  -          mt_assets         TYPE tt_w3urls,
  -          mo_router         TYPE REF TO lcl_gui_router,
  -          mo_user           TYPE REF TO lcl_persistence_user,
  -          mo_html_viewer    TYPE REF TO cl_gui_html_viewer.
  +    DATA: mi_cur_page    TYPE REF TO lif_gui_page,
  +          mt_stack       TYPE TABLE OF REF TO lif_gui_page,
  +          mt_assets      TYPE tt_w3urls,
  +          mo_router      TYPE REF TO lcl_gui_router,
  +          mo_user        TYPE REF TO lcl_persistence_user,
  +          mo_html_viewer TYPE REF TO cl_gui_html_viewer.
   
       METHODS constructor
         RAISING lcx_exception.
  
positive.code: 
    METHOD db_delete.
  
      DATA: lo_db       TYPE REF TO lcl_persistence_db,
            lv_answer   TYPE c LENGTH 1,
            ls_key      TYPE lcl_persistence_db=>ty_content.
  
      ls_key        = lcl_html_action_utils=>dbkey_decode( iv_getdata ).
  
  
negative.code:     CREATE OBJECT mo_user.
      CREATE OBJECT mo_html_viewer
        EXPORTING
          query_table_disabled = abap_true
          parent               = cl_gui_container=>screen0.
  
      CLEAR ls_event.
      ls_event-eventid = mo_html_viewer->m_id_sapevent.
  