I think I've got the reason prompt box working now.
From the en.wikipedia.org
Your box will then prompt you with the latest version install.
From the techcrunch.com
In Windows 7, there's a settings box that lets you control how often the UAC prompt appears.
From the chron.com
It displays the box, but it doesn't display a prompt.
From the en.wikipedia.org
If it thinks you are in research mode, as opposed to looking up a single site or a single fact, it will prompt you with a toolbar ynder the search box asking you if you want to take notes.
From the techcrunch.com
If they tick the box to indicate it's OK, then I can use yet anotrher cookie to remember this and not prompt them again.
From the guardian.co.uk
Rather than search prompt text floating in the blue sea of Facebook's top navigation bar, some Graph Search users now see an anchored navy box.