Cross-browser vertical centering without Javascript and almost no CSS. The only catch is you have to use a <button> tag.
jQuery 1.7.1, HTML, CSS, JavaScript
No-Library (pure JS), HTML, CSS, JavaScript
jQuery 1.9.1, HTML, CSS, JavaScript
jQuery 1.8.3, HTML, CSS, JavaScript
jQuery 1.6, HTML, CSS, JavaScript
jQuery 1.10.1, HTML, CSS, JavaScript
more at: http://stackoverflow.com/a/18979207/1250044 inspired by: http://www.defringe.com/ more at: http://stackoverflow.com/questions/18573879/slide-header-up-depending-on-scroll-offset
jQuery 1.6.2, HTML, CSS, JavaScript