Tabbing in Textareas
The classic problem of not being able to indent or outdent text in
textarea elements on the Web has been solved by Ted Devito. That’s right, you can now use the Tab and Shift+Tab keys to indent any number of lines, in plain old
Developers: Use Tabby, a jQuery plugin.
Everybody: Tabby is a available as a bookmarklet. One click, and the free-form text entry controls on most any website should now bow to your tab-related desires.