The blocking of Winnie the Pooh might seem like a bizarre move by the Chinese authorities but it is part of a struggle to restrict clever bloggers from getting around their country's censorship.

When is a set of wrist watches not just a set of wrist watches? When is a river crab not just a river crab? Inside the Great Firewall of China of course.

Winnie the Pooh has joined a line of crazy, funny internet references to China's top leaders.