No-Library (pure JS), HTML, CSS, JavaScript
Mootools 1.4.5, HTML, CSS, JavaScript
jQuery 1.7.2, HTML, CSS, JavaScript
Fade image in and out on hover using only css3
Mootools 1.4.2, HTML, CSS, JavaScript
Extends Request.JSONP to request your jsfiddles. Based on Oskar's example at http://jsfiddle.net/oskar/mwJWb/8/