// JavaScript Document
window.onload = function(){
    var oDateTarget = document.getElementById("txt");
    var Day = new Date();
    var weeks = ["日","一","二","三","四","五","六"];
    oDateTarget.innerHTML = "日期：" +
        Day.getFullYear() + "年" +
        toDouble(parseInt(Day.getMonth() + 1)) + "月" +
        toDouble(Day.getDate()) + "日" +
        "星期" + weeks[Day.getDay()] +
        toDouble(Day.getHours()) + ":" +
        toDouble(Day.getMinutes()) + ":" +
        toDouble(Day.getSeconds());
    var timeRefresh = null;
    timeRefresh = setInterval(function(){
        var oDate = new Date();
        oDateTarget.innerHTML = "日期：" +
            oDate.getFullYear() + "-" +
            toDouble(parseInt(oDate.getMonth() + 1)) + "-" +
            toDouble(oDate.getDate()) + " " +
            "星期" + weeks[oDate.getDay()] +" " +
            toDouble(oDate.getHours()) + ":" +
            toDouble(oDate.getMinutes()) + ":" +
            toDouble(oDate.getSeconds());
    },1000);
    function toDouble(obj){
        if(parseInt(obj) < 10){
            return "0" + obj;
        }else{
            return obj;
        }
    }
};