Don't you just hate it when you visit somebody's blog, see an embedded Youtube video, play it, and find that the player is missing the full screen button.
Yeah, this one: .
Well, I hate it too, so please, try not to be that guy. I realize sometimes you copy the embed code wrong or, on a larger scale, you add the wrong embed code to your generic template.
Not a problem. If your Youtube embeds are missing this button, here is how you can easily fix it.
Here's an example video that doesn't have the button (it's really good too, if you haven't seen it yet):
The fullscreen button is nowhere to be found because by default …