For web developers, &brandShortName; provides several tools to aid in
developing and debugging Web applications. Some of these are optional
installs. To access these tools, open the Tools menu and choose Web
Development.
Error Console: the console
window displays JavaScript warnings, errors, and
notices that occur in Web applications as well as
the &brandShortName; application itself.
DOM Inspector: a tool that can be
used to inspect and edit the DOM of any web document or XUL
application.
JavaScript Debugger: also known as Venkman, this utility
allows you to debug JavaScript in &brandShortName;. It supports stepping,
breakpoints and many other features.