document.defaultView

Summary

In browsers returns the  window   object associated with the document or  null   if none available.

Syntax

var win = document.defaultView;

This property is read-only.

Notes

According to  quirksmode ,  defaultView   is not supported in IE until IE 9.

Specification

• HTML5: defaultView
• DOM Level 2 Views: defaultView
• DOM Level 3 Views   (Only developed to Working Group Note and not implemented)

defaultView The window the document is displayed in  Test page

no

yes

yes

yes

yes

yes

to be tested

document.defaultView Refers to the window. I have no idea why we need yet another reference to the window . http://www.quirksmode.org/dom/w3c_html.html