Prototype package has been updated to version 1.7.2. Prototype is a JavaScript Framework that aims to ease development of dynamic web applications.
Featuring a unique, easy-to-use toolkit for class-driven development and the nicest Ajax library around, Prototype is quickly becoming the codebase of choice for web application developers everywhere.
Review, Rate and View Demo of Prototype here:
http://www.softaculous.com/apps/js/libraries/Prototype