* Simplify the possibilities for navigating within a document, selecting DOM elements particularly effective manner, creating animations, event handling and Ajax-based applications. * Allows creating of plug-ins over the JavaScript library which allows developers to create an abstraction for interactions, animations low level, effects and widgets levels. * JQuery's modular approach enables the creation of dynamic Web pages and powerful web applications easily.

-Alternative JSON parse function that uses Recursive Descent instead of eval. -Alternative JSON parse function that uses a State Machine instead of eval. -Contains two functions, JSON.decycle and JSON.retrocycle, which make it possible to encode cyclical structures and dags in JSON, and to then recover them.