 
   run: =>
     all = []
-    for ticket_article_id in @ticket_article_ids
+    for ticket_article_id, index in @ticket_article_ids
       controllerKey = ticket_article_id.toString()
       if !@articleController[controllerKey]
         el = $('<div></div>')

      if !exists
        controller.remove()
        delete @articleController[article_id.toString()]

class ArticleViewItem extends App.ObserverController
  model: 'TicketArticle'

          ui:         @ui
          highligher: @highligher
        )
        if !@ticketArticleInsertByIndex(index, el)
          all.push el
    @el.append(all)

    # check elements to remove
