1: http://ivaynberg.github.io/select2/ 下拉选择框的库，很全，连placehodler都有。
2： http://www.turnjs.com/ make a flip book with html5
3: http://fabien-d.github.io/alertify.js/ browser dialogs never looked so good
4: http://hammerjs.github.io/ http://hammerjs.github.io/
5: https://github.com/tommoor/tinycon
A small library for manipulating the favicon, in particular adding alert bubbles and changing images. Tinycon gracefully falls back to a number in title approach for browers that don't support canvas or dynamic favicons.
5: timezone.js 时区转换的js库。
6：qtip2 弹出小的提示框的js库
（想起来别的了，再加进去）
