This is a Firefox extension to help traders in the game Pardus. The extension is heavily based on Astagor's PSH. When you install it, there will be a new option under the Tools menu.
The data recorded by the extension is available here on the PBS web site
Insane props to Astagor. Back-end coding by Satyap. This is part of the Pardus Butterfat project.
20091011: Version 0.4 has very minor changes. And claims to be compatible up to FF 4.5. And reduces network traffic slightly (but you have to go back to the nav screen before updates are transmitted to the server).
20080706: Version 0.3 compatible with FF3.
20080423: Version 0.1.9, the first public release. Version 0.2 also released.