add up node, down node admin
add up node, down node admin

leohdr/mixer,fengshao0907/mixer,shenli/mixer,deafgoat/mixer,maxencoder/mixer,deafgoat/mixer,maxencoder/mixer,flashbuckets/mixer,siddontang/mixer,flashbuckets/mixer,siddontang/mixer,leohdr/mixer,shenli/mixer,fengshao0907/mixer