Please note, this is a STATIC archive of website developer.mozilla.org from 03 Nov 2016, cach3.com does not collect or store any user information, there is no "phishing" involved.
Skip to main content
Select language
Skip to search
mozilla
Mozilla Developer Network
Sign in
Sign in or create an account:
GitHub
Sign in:
Persona
Web Technologies
Technologies
HTML
CSS
JavaScript
Graphics
HTTP
APIs / DOM
WebExtensions
MathML
References & Guides
Learning web development
Tutorials
References
Developer Guides
Accessibility
Game development
...more docs
Mozilla Docs
Add-ons
Firefox
Developer Tools
Feedback
Get Firefox help
Get web development help
Join the MDN community
Report a content problem
Report a bug
Search
Disabled
Leon_Zhou
Member since
Apr 28, 2014
Recent Docs Activity
View all activity
Page
Date
Comment
Working with objects
Edit page
View complete diff
View page history
Apr 28, 2014
2:05:03 AM
