jQuery 1.10.1, HTML, CSS, JavaScript
jQuery (edge), HTML, CSS, JavaScript
For http://stackoverflow.com/questions/5076458/need-help-reversing-a-function-reverting-an-animated-expansion-of-a-div
jQuery 1.9.1, HTML, CSS, JavaScript
jQuery 2.0.0b1, HTML, CSS, JavaScript
Mootools 1.4.5, HTML, CSS, JavaScript