版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/bPopup/0.11.0/jquery.bpopup.js
- https://cdn.bootcdn.net/ajax/libs/bPopup/0.11.0/jquery.bpopup.min.js
bPopup is a lightweight jQuery modal popup plugin. It doesn't create or style your popup but provides you with all the logic like centering, modal overlay, events and more. It gives you a lot of opportunities to customize so it will fit your needs.