JS Code (Beta) _javascript technique for moving end horizontal screen

No more nonsense to say, directly to everyone to paste the code

The specific code looks like this:

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DOCTYPE html>  

The above JS code is the core code to achieve the moving end horizontal screen, the code is easy to understand, all did not give everybody to attach too many comments, if everyone where there is not understand the place welcome to my message, small series will promptly reply to everyone, here also thank you for the cloud Habitat Community website support!