http://phpbrasil.com/js/min/prototype.js
http://www.calorserv.ro/scripts/prototype/prototype.js
http://www.eputime.com/js/min/prototype.1269255534.js
http://chiplist.ru/img/prototyp.js
http://www.elektroonline.pl/js/cached/prototype-1.6.0.3-2009-02-16.js
http://onpad.ru/core/js/prototype.js