Perhaps what I'm looking to accomplish is beyond the scope of AG but I'll describe what I want to do. Some sites that I visit a flash video will play automatically. cnn.com has lots of these. Here's an example: NFL 'Disturbed' by Aldon Smith Arrest, 'Significant Suspension' Could Be Coming | Bleacher Report I tried FlashBlock but I don't want to block everything. Firefox's built in flash plugin blocker doesn't cut the mustard either. Even if AG can't do what I outlined perhaps someone knows another method.