No-Library (pure JS), HTML, CSS, JavaScript
Does this effect have a name?
jQuery 1.6.2, HTML, CSS, JavaScript
Source code: http://css-tricks.com/examples/SlideupBoxes/
Mootools 1.3.2, HTML, CSS, JavaScript
Mootools (nightly), HTML, CSS, JavaScript
Inspired by http://forrst.com/posts/Share_buttons-IOa