function checkTime(stime, etime) {  //開始時間  var arrs = stime.split("-");  var startTime = new Date(arrs[0], arrs[1], arrs[2]);  var startTimes = startTime.getTime();  //結束時間  var arre = etime.split("-");  var endTime = new Date(arre[0], arre[1], arre[2]);  var endTimes = endTime.getTime();  //當前時間  var thisDate = new Date();  var thisDates = thisDate.getFullYear() + "-0" + (thisDate.getMonth() + 1) + "-" + thisDate.getDate();  var arrn = thisDates.split("-");  var nowTime = new Date(arrn[0], arrn[1], arrn[2]);  var nowTimes = nowTime.getTime();  if (nowTimes < startTimes || nowTimes > endTimes) {    return false;  }  return true;}//用法：var timebool=checkTime('2016-8-1','2016-8-10');//注意：日期用“-”分隔if(timebool==true){  document.write('當前日期在指定時間段內');}else{  document.write('當前日期不在指定時間段內');}