Best JavaScript Editor

If you plan to edit JavaScript maybe next will be helpful for You...

In general I use Eclipse in my development and only if policy allows I use Idea.
Before having a new java project with a lot of JavaScript I asked skilled java developers...

What do You think about:

• best JavaScript editor;
• best free/open source JavaScript editor;
• best JavaScript editor as Eclipse plug-in?

Poll result:

• best JavaScript editor = IntelliJ IDEA
• best free/open source JavaScript editor = NetBeans
• best JavaScript editor as Eclipse plug-in = JSEclipse, Aptana Studio, Spket IDE

Eclipse internal JavaScript features:

• AJAX Toolkit Framework (ATF)
• JavaScript Development Tools
• Meet the JavaScript Development Toolkit
  

Some other helpful links near JavaScript:

• eliminate unused code from a javascript library
• Comparison of Javascript Supports in Netbeans and Eclipse
• The JavaScript Hater's Guide to the NetBeans JavaScript Editor
• JavaScript Reporter