var timerID = null;
var timerRunning = false;
var now = new Date();
var hours = now.getHours();
var minutes = now.getMinutes();
var seconds = now.getSeconds()
var timeValue = now.getYear()+"年"+(now.getMonth()+1)+"月"+now.getDate()+"日" +((hours >= 12) ? " 下午 " : " 上&#21320 " )
timeValue += ((hours >12) ? hours -12 :hours)
timeValue += ((minutes < 10) ? ":0" : ":") + minutes
timeValue += ((seconds < 10) ? ":0" : ":") + seconds
timerRunning = true;
document.write(timeValue);