anchor.diff:  
   clearErrors() ->
       ErrorList = ref_lookup(?ERROR_LIST),
  +    wxListBox:setSelection(ErrorList, ?wxNOT_FOUND),
       wxControlWithItems:clear(ErrorList).
   
   clearFuns() ->
       FunctionList = ref_lookup(?FUNCTION_LIST),
  +    wxListBox:setSelection(FunctionList, ?wxNOT_FOUND),
       wxControlWithItems:clear(FunctionList).
   
   clearIleaves() ->
       IleaveList = ref_lookup(?ILEAVE_LIST),
  +    wxListBox:setSelection(IleaveList, ?wxNOT_FOUND),
       wxControlWithItems:clear(IleaveList).
   
   clearLog() ->
  
positive.code:     ref_add(?FILES, Files).
  
  snapshot_cleanup() ->
      os:cmd("rm -rf " ++ ?IMPORT_DIR),
      util:flush_mailbox().
  
  snapshot_export(Export) ->
      AnalysisRet = ref_lookup(?ANALYSIS_RET),
  
negative.code: 
  clearMods() ->
      ModuleList = ref_lookup(?MODULE_LIST),
      wxListBox:setSelection(ModuleList, ?wxNOT_FOUND),
      wxControlWithItems:clear(ModuleList).
  
  clearProbs() ->
  