Can you see the movie below?
Yes, I can.
Flash Player is installed on your computer and it’s working properly.
However, to ensure that you have the latest Flash Player version installed on your computer, go to step 2.
No, I can’t. I see an error message.
You see a blank box.
It indicates that Flash Player is not installed on your computer. To install the latest Flash Player version, go to step 4.
Alt titles
Check if Flash Player is installed on your computer
Source
http://helpx.adobe.com/flash-player/kb/find-version-flash-player.html (via Wayback Machine)

