Useful tutorial/article on how to build a chrome extension: 1. [Part 1: The basics](http://julip.co/2010/01/how-to-build-a-chrome-extension-part-1-basics/) 2. [Part 2: Options & local storage](http://julip.co/2010/01/how-to-build-a-chrome-extension-part-2-options-and-localstorage/) 3. [Part 3: Loading any page in a web app](http://julip.co/2010/01/how-to-build-a-chrome-extension-part-3-loading-any-web-page-in-a-popup/) 4. [Part 4: Background pages & scheduling requests](http://julip.co/2010/01/how-to-build-a-chrome-extension-part-4-background-pages-and-scheduling-requests/)