jquery.validate 版本 1.8
以下文件托管在 CDN 上：
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.8/jquery.validate.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.8/jquery.validate.min.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.8/jquery.validate-vsdoc.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.8/additional-methods.js
- https://ajax.aspnetcdn.com/ajax/jquery.validate/1.8/additional-methods.min.js