Core Javascript & Ajax Development Links

...some handy references for all of us writing Javascript and Ajax apps (specifically with Prototype.js, but many of the links help writing and testing JS in general) Enjoy:

Core Javascript 1.5 Reference
http://developer.mozilla.org/en/docs/Core_JavaScript_1.5_Reference

Javascript Style Guide on Mozilla's Development Center:
http://developer.mozilla.org/en/docs/JavaScript_style_guide

Prototype Javascript Framework API docs:
http://www.prototypejs.org/api

Script.aculo.us Effects Library tag docs:
http://wiki.script.aculo.us/scriptaculous/tags/

Dan Webb's LowPro.js:
http://www.danwebb.net/2006/9/3/low-pro-unobtrusive-scripting-for-prototype

Joe Hewitt's Firebug plugin docs and download:
http://www.getfirebug.com/docs.html

https://addons.mozilla.org/en-US/firefox/addon/1843

Selenium:
http://www.openqa.org/selenium/