jQuery Compat (edge), HTML, CSS, JavaScript
https://github.com/rniemeyer/knockout-sortable
No-Library (pure JS), HTML, CSS, JavaScript
http://www.knockmeout.net/2011/05/dragging-dropping-and-sorting-with.html
jQuery 1.5, HTML, CSS, JavaScript
# тэги
http://stackoverflow.com/questions/6637579/knockoutjs-observablearray-and-ko-mapping-fromjs
Повторение цыкла два раза подряд