   _send: (rq, callback) ->
     rq.msgid    = @_msgId
     rq.clientid = @clientId
-    rq.userid   = rq.userid or @userId
+    rq.userid  ?= @userId
     rq.userauth = @auth
 
     msg = JSON.stringify(rq)



  modifyLaptop: (laptop, callback) ->
    laptop = laptop or 'linux'
    rq = api: 'user.modify', laptop: laptop
    @_send rq, callback


                 .update(Math.random().toString())
                 .digest('hex').substr(0, 24)

    @connect(@roomId ? randomHash)


  log: (message) ->
