//时间
 function showTime(){
	    var show_day=new Array('星期一','星期二','星期三','星期四','星期五','星期六','星期日');
	    var time=new Date();
	    var year=time.getFullYear();
	    var month=time.getMonth();
	    var date=time.getDate();
	    var day=time.getDay();
	    var hour=time.getHours();
	    var minutes=time.getMinutes();
	    var second=time.getSeconds();
	    month=month+1;
	    month<10?month='0'+month:month;
	    hour<10?hour='0'+hour:hour;
	    minutes<10?minutes='0'+minutes:minutes;
	    second<10?second='0'+second:second;
	    var now_time='当前时间：'+year+'年'+month+'月'+date+'日'+' '+show_day[day-1]+' '+hour+':'+minutes+':'+second;
	    document.getElementById('showtime').innerHTML=now_time;
}