author(s): Torstein Hønsi
jQuery Compat (edge), HTML, CSS, JavaScript
No-Library (pure JS), HTML, CSS, JavaScript
http://stackoverflow.com/questions/4191386/jquery-how-to-find-an-element-based-on-a-data-attribute-value/22209579#22209579
jQuery 1.9.1, HTML, CSS, JavaScript
jQuery (edge), HTML, CSS, JavaScript
jQuery 1.8.3, HTML, CSS, JavaScript