anchor.diff:  
   display_tail(Content) ->
   	wf:insert_bottom("reportlog",wf:f("~s~n",[Content])),
  +	wf:wire("obj('reportlog').scrollTop = obj('reportlog').scrollHeight;"),
   	wf:flush().
  
positive.code: Compile = wf:f("~s",[wf:qs("hidden_checkbox")]),
  file:write_file(Path,Content),%TODO check if file is writed, make backup before save
  if Compile == "checked" -> wf:insert_bottom("cmdLog","File saved, compile:\n"),event(compile); 
  true->wf:insert_bottom("cmdLog","File saved but not compiled\n") end;  
  
  %>>>
  %file clicked on tree for open
  
negative.code: %This block shows the content of page.
  %<<<
  body() ->
    EnableShell = filelib:is_file("./site/src/nitre.erl"),
    Body =[#flash{},
      #hidden{id="hidden_data",text=""},%use this to hold the data before save
      #hidden{id="hidden_path",text=""},%use this to hold the path of file before save
  