timepicker, datepicker ,datetimepicker

http://labs.perifer.se/timedatepicker/      一款获取时间的插件 timepicker 

http://jqueryui.com/demos/datepicker/    jquery Ui的获取日期的datepicker

http://trentrichardson.com/examples/timepicker/    结合datepicker和timepicker （Adding a Timepicker to jQuery UI Datepicker）