userstyles.org - Tab Scope - Stop Button as Throbber Indicator

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When a page is loading, Tab Scope's Stop Button will be a Throbber instead of the stop button.
Thanks to LouCypher for supplying the code to do this to the regular firefox stop button

Features:
+ Stop button animates the loading for you!
+ Increases page loading visual notification

Integrates with the following Styles:
+ Tab Scope - Hide Buttons you Can't Click
+ Animated Loading Spinner for Firefox 3 - Loading

Changelog:
- Initial Release

(Assuming Firefox Chrome Opera Internet Explorer Other )

Show code