[1] Web Alarms API Specification ( (2/4/2013, 4:20:10 PM 版)) <http://www.w3.org/TR/2013/WD-web-alarms-20130205/>
[2] Task Scheduler API Specification ( (4/6/2014, 3:13:42 PM 版)) <http://www.w3.org/2012/sysapps/web-alarms/>
[3] Task Scheduler API Specification (12/2/2014, 4:11:04 PM 版) <http://www.w3.org/TR/2014/WD-task-scheduler-20141202/>
Google search: Task Scheduler API