[whatwg] Page displayed during/after download (<meta refresh> downloads)

[Bjartur Thorlacius]

Þann fös 22.júl 2011 23:09, skrifaði Kornel Lesiński:
> 2. Allow website to show additional information about the download,
> while the download is taking place.
>
> And to satisfy all three cases (without breaking links), it needs to be
> done at HTTP level, by adding HTTP header (or multipart response? or
> attribute to Content-Disposition?) that causes both file download to
> start and a page to be displayed at the same time.
>
Sending multiple responses in reply to a single request is generally 
useful, but seems hard to implement in a fashion compatible with HTTP 
pipelining clients.
How about a JavaScript opening a new browsing context and navigating it 
to the additional metainformation when the user follows the link?