anchor.diff:      begin_edit_task($(this).parent())
     )
   
  -  # show edit icons when mouse hover
  +  # show edit icon when mouse hover
     enable_edit_hover(new_task)
   
     # comment edit window
  
positive.code:     # update task title & internal data
      org_name = new_task.find('.comment').val()
      new_task.data('name', org_name)
      new_task.find('.name').text(limit_task_name_len(org_name))
  
      update_open_marker(new_task)
  
  
negative.code:   new_task
  
  setup_open_marker = (elem) ->
    init_open_marker(elem)
    update_open_marker(elem)
  
    elem.find('.name').click(() ->
      task = $(this).closest('.task')
  
      if task.find('.marker').is(":visible")
        if is_task_opened(task)
          task.find('.name').text(limit_task_name_len(task.data('name')))
          task.find('.task_open').show()
          task.find('.task_close').hide()
        else
          task.find('.name').text(task.data('name'))
          task.find('.task_open').hide()
          task.find('.task_close').show()
    )
  
  update_open_marker = (elem) ->
    if is_trancated(elem.data('name'))
      elem.find('.marker').show()
    else
  