使用jQuery的滚动效果 - Scrollorama

Scrollorama is a jQuery plugin for creating eye-candy effects in parallel to the scrolling of web pages.

By dividing the content into blocks, it simply lets us to animate elements on the page (when a block is reached) based on the browser window’s scroll position.

The animations are accomplished using CSS properties, durations of them can be defined and it is also possible to set the exact scrolling positions of the start/stop events.