             if time
               url += "/"+time
       Weathermaps.routeManager.set 'location', url
+      return url
   ).observes('group', 'map', 'date', 'time')
 }
 

  Weathermaps.groups.refresh()
  Weathermaps.main.appendTo 'body'
  Weathermaps.routeManager.start()

    viewClass: Em.View.extend {
      templateName: 'map'
    }
    #map router
    router: createMapChunkRouter 'group',#group level
            createMapChunkRouter 'map',  #map level
            createMapChunkRouter 'date', #date level
            createMapChunkRouter 'time'  #time level
  }
}

