       body       : "@#{nick} initiated the IDE session."
       purpose    : "IDE #{dateFormat 'HH:MM'}"
       recipients : [ nick ]
-      payload    : 'system-message' : 'initiate'
+      payload    :
+        'system-message' : 'initiate'
+        collaboration    : yes
     , (err, channels) =>
 
       return callback err  if err or (not Array.isArray(channels) and not channels[0])


    message.sendPrivateMessage
      body       : "@#{nick} stopped collaboration. Access to the shared assets is no more possible."
      payload    : 'system-message' : 'stop'
      channelId  : @socialChannel.id
    , callback

    @rtm.deleteFile @getRealTimeFileName()


    message.sendPrivateMessage
      body       : "@#{nick} activated collaboration."
      channelId  : @socialChannel.id
      payload    :
        'system-message' : 'start'
        collaboration    : yes
    , callback

    @rtm.once 'FileCreated', (file) =>
