Be careful with old versions!
These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.
2. display a lower price notification when a lower price is found.
2. turned the "trace the item on this page" to red when a better price is found
3. updated supports for the 1-click feature
4. moved the single button mode from the navigation bar to the status bar
5. other minor UI revisions
2. change icons in the context menu
addes some new features:
1. added the "navigation toolbar button" mode
2. added price history on search engines results for google, yahoo, bing
3. supported opening a new window for ctr + left-click
4. added support for pricetrace.co.uk