Chrome Extension - Autorun

Question

I am wondering if it is possible to automatically run my extension (or a function in my extension) each time a page loads? Right now, I have it set that you would click the icon Browser Action icon to run my extension.

Answer 1

You've got two options:

1. Inject code as a Content scripts, using the matching rules as defined in the manifest file.
2. A background page, using the chrome.tabs.onUpdated event. Use the chrome.tabs.executeScript method to inject script.

See also:

1. Building a Chrome extension
2. Inject chrome browser extension content script based on URL