Opera supports ECMAScript 2nd and 3rd edition fully, and intend to support DOM level 2 fully (separate DOM documentation will be forthcoming).
For more information on Opera scripting support, see the specifications main page.
This is returned by all methods that should return a list of elements, eg. document.links.
The complete list will be in the DOM2 Style specifications to be completed later.
Need help? Hit F1 anytime while using Opera to access our online help files, or go here.