[dev] Ansel / Horde_Image_Effect and image format choice.

[Chuck Hagenbuch]

Quoting Jan Schneider <jan at horde.org>:

> We need the fallback anyway, see 2. But I'm fine with using the loader
> for this single purpose too. OTOH, this shouldn't be an issue with IE
> 7 anymore anyway, right? And since IE 7 is being available for
> non-WGA'ed Windows versions too now, the adoption rate could be fast
> enough to completely ignore IE 6-.

That'd be a relief, but given how long it took IE5 to drop off the  
reasonable threshold, I'll believe it when I see it. :(

-chuck