最近写了个统计油耗的在线工具，主要是想玩玩python和google app engine. 刚刚有点成型，希望以后自己能不断完善。里面顺便也调用了google chart api.
http://gastics.appspot.com/
Friday, October 17, 2008
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You are probably experencing same problem with me, I hope it could help.