fancyapps/fancyBox — Issue #24: Feature: fixed page scroll and scrolling inside a fancybox overlay
Author: Neon4eg
Created: 2011-11-25 22:07:41+00:00
State: open

You can see this feature on Facebook when viewing a photo.
All you have to do it's set body `overflow:hidden` and wrap #fancybox-wrap into `position:fixed` block with `overflow:scroll`
It`s a cool thing when you have large (larger then page content) ajax or inline content