         el._browser.parent_done = yes
 
     replace_callback: (oldtag, newtag) ->
+        if newtag is newtag.builder and newtag.isempty
+            newtag._browser.wrapped = yes
+            @createPlaceholder(newtag)
         @fn.replace(oldtag, newtag)
         newtag._browser.replace = null
 

    make: -> # create a dom object
        throw new Error "Adapter::make not defined."

    # flow control : eventlisteners

    onadd: (parent, el) ->

    # ready callbacks

    insert_callback: (el) ->
        if el is el.builder and el.isempty
            el._browser.wrapped = yes
            @createPlaceholder(el)
        @fn.add(el.parent, el)
        if el.parent._browser.wrapped
            el.parent._browser.wrapped = no
            @removePlaceholder(el.parent)
        el._browser.ready?(el)
        el._browser.ready  = yes
        el._browser.insert = yes

    parent_done_callback: (el) ->
