Topic: YouTube pause/play

That would be so cool considering long videos freeze sometimes and you have to refresh and start all over, great idea

Topic: YouTube pause/play

I tried writing a script before to pause YouTube videos in unfocused tabs. No luck. If I recall correctly, code from http://www.squarefree.com/bookmarklets/flash.html didn't work with YouTube, though it did work with some flash content.

Topic: YouTube pause/play

From my experience, Greasemonkey isn't very good at working with embedded objects such as flash. My suggestion here is to just send this request to YouTube.