No-Library (pure JS), HTML, CSS, JavaScript
jQuery Compat (edge), HTML, CSS, JavaScript
jQuery 1.5.2, HTML, CSS, JavaScript
jQuery 1.7.2, HTML, CSS, JavaScript
Knockout.js 2.2.1, HTML, CSS, JavaScript
http://stackoverflow.com/questions/7227239/knockout-js-automatically-add-new-row-to-table-when-editing-last-one