A Sample of jsOAuth plugin for Google Chrome Extension for Twitter
This sample uses the following libraries:
Howto
You'll need to create an account on Twitter.
And then "Create New App".
Make sure the Callback URL field has a valid value (for chrome extension, this url is not invoked).
Fill in the consumerKey and consumerSecret in the form on option page.
(Normally you will put these keys directly somewhere in your code.)