On Fri, Oct 7, 2011 at 2:39 PM, Neil Harris neil@tonal.clara.co.uk wrote:
Is there any simple and efficient way of fixing this in a way that will "just work" in other similar cases, other than writing custom javascript for this special case, or using the data: URI scheme?
Yes, use a protocol-relative URL:
//upload.wikimedia.org/wikipedia/foundation/3/3d/CNbasicButtonParts.png
A meta sysop or someone else with the right to edit banners should go through the banners and change all URLs to be protocol-relative. I would do it but I'm leaving for the weekend in an hour.
Roan