     keys = Ext.Array.pluck(@alerts || [], "name")
     keys = keys.concat(@topKeys || [])
     keys = keys.concat(@subKeys || [])
+
     seriesData = @prepareSeriesData(keys)
 
     series = []

        type: "subkey"
        renderer: "stack"


    series

  keyLegendName: (key) ->

    @fireEvent "topkeyclick"

  renderChart: () ->
    if not @hasData
      @add Ext.create "Ext.container.Container",
        layout:
          type: "vbox"
          pack: "center"
          align: "center"

        items: [
          xtype: "label"
          text: "No Data"
        ]
      @setDisabled(true)

      return

    # Remove old components and create container:
    @removeAll()
