以下文件托管在 CDN 上：
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.15.1/jquery.validate.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.15.1/jquery.validate.min.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.15.1/additional-methods.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.15.1/additional-methods.min.js