     @add_rendered $div
     $div
 
+  # DEPRECATED
   # makes o renderable using the given function or renderable
   renderable: (o, fn) ->
     if is_component fn

    ->
      restoring_context fn, arguments

  add_renderable: (renderable) ->
    @add_component component_for_renderable renderable
    ignore

  add_component: (component) ->
    @component_list.add_component component

  # DEPRECATED. only used by div
  add_rendered: (rendered) ->
    @add_renderable _lead_render: -> rendered

