 
   _doProgress: (xhr) ->
     @_requests.push(xhr)
-    if @_progressCounter <= 0 and @_progressElement
+    if @_progressCounter >= 0 and @_progressElement
       @_progressElement.show()
     @_progressCounter++
     xhr.always =>

              throw "Valid not yet supported! Please consider reporting this bug with Object type"
          @_hasOneCache = {} unless @_hasOneCache
          @_hasOneCache[@cid] = {col: null, ids: []} unless @_hasOneCache[@cid]
          @_hasOneCache[@cid].ids.push(id)
          @_hasOneCache[@cid].col.refresh() if @_hasOneCache[@cid].col
          @trigger("change:#{key}", @)


    @parent.on 'remove', (model) => @_onChildRemove(model)
    @child.on 'remove', (model) => @_onChildRemove(model)
    @child.clear = => @clear()
    @child.comparator = (model) =>
      return @relation.subset[@relatedModel.cid].ids.indexOf(model.cid)

  clear: ->
    modelsToRemove = []
