text: /**
   * Created by uncleyeung on 2019/5/6.
   */
  function siteTime(){
      window.setTimeout("siteTime()", 1000);
      var seconds = 1000
      var minutes = seconds * 60
      var hours = minutes * 60
      var days = hours * 24
      var years = days * 365
      var today = new Date()
      var todayYear = today.getFullYear()
      var todayMonth = today.getMonth()
      var todayDate = today.getDate()
      var todayHour = today.getHours()
      var todayMinute = today.getMinutes()
      var todaySecond = today.getSeconds()
  
      /* Date.UTC() -- 返回date对象距世界标准时间(UTC)1970年1月1日午夜之间的毫秒数(时间戳)
       year - 作为date对象的年份，为4位年份值
       month - 0-11之间的整数，做为date对象的月份
       day - 1-31之间的整数，做为date对象的天数
       hours - 0(午夜24点)-23之间的整数，做为date对象的小时数
       minutes - 0-59之间的整数，做为date对象的分钟数
       seconds - 0-59之间的整数，做为date对象的秒数
       microseconds - 0-999之间的整数，做为date对象的毫秒数 */
      var t1 = Date.UTC(2017,10,12,18,48,0)
      var t2 = Date.UTC(todayYear,todayMonth,todayDate,todayHour,todayMinute,todaySecond)
      var diff = t2-t1
  
      var diffYears = Math.floor(diff/years)
      var diffDays = Math.floor((diff/days)-diffYears*365)
      var diffHours = Math.floor((diff-(diffYears*365+diffDays)*days)/hours)
      var diffMinutes = Math.floor((diff-(diffYears*365+diffDays)*days-diffHours*hours)/minutes)
      var diffSeconds = Math.floor((diff-(diffYears*365+diffDays)*days-diffHours*hours-diffMinutes*minutes)/seconds)
      document.getElementById("sitetime").innerHTML="Website is running "+diffYears+" year "+diffDays+" day "+diffHours+" hour "+diffMinutes+" min "+diffSeconds+" s"
  }
  siteTime()
  