Currently Being ModeratedMay 15, 2013 6:23 AM (in response to Little J)
Some info on Network Browser Agent:
Is probably some part of an application installed, AV or networking launch agaent.
There are plenty of hits on a websearch.
The QT thing without the complete message is harder to tell exactly what it is, seems to be a Quick Time looking for a plugin for sharing? (never saw it)
Currently Being ModeratedAug 14, 2013 5:15 PM (in response to Little J)
The Networkbrowseragent is used for Airdrop. New for Mountain Lion. If removed you will not see any neighbouring devices.