织梦的自定义表单留言添加时间选项

    var initializationTime = (new Date()).getTime();
    function showLeftTime() {
        var now = new Date();
        var year = now.getFullYear();
        var month = now.getMonth()+1;
        if(month<10) month = '0' + month;
        var day = now.getDate();
        if(day<10) day = '0' + day;
        var hours = now.getHours();
        if(hours<10) hours = '0' + hours;
        var minutes = now.getMinutes();
        if(minutes<10) minutes = '0' + minutes;
        var seconds = now.getSeconds();
        if(seconds<10) seconds = '0' + seconds;
        var time_str =  + year + "年" + month + "月" + day + "日 " + hours + ":" + minutes + ":" + seconds + "";
        document.getElementById('input_show').value=time_str;
        var timeID = setTimeout(showLeftTime, 1000);
    }