评分5星，满分5星

由 binba 发表于 Nov. 19, 2009 · 永久链接

This add-on was so nifty and useful, it made me sign up just to post the review :-)
Simple, does what it's supposed to be, that's what it takes to get 5 stars.

My only missing feature: add support to use the app via the search engine bar, for tracking numbers that aren't in a web page.