February 2006
FireBug - JoeHewitt.com
by 23 othersFireBug is a new tool for Firefox that aids with debugging Javascript, DHTML, and Ajax. It is like a combination of the Javascript Console, DOM Inspector, and a command line Javascript interpreter.
February 2005
The Console Service
The Console Service interface supports logging runtime messages from any source. Messages can then be displayed to the user with the JavaScript Console, logged to disk, etc.
1
(2 marks)