function Clock(){
 var objTime = new Date();
 var nowYear = objTime.getFullYear();
 var nowMonth = objTime.getMonth()+1;
 var nowDay = objTime.getDate();
 var nowWeekday = objTime.getDay();
 var nowHours = objTime.getHours();
 var nowMinutes = objTime.getMinutes();
 var nowSeconds = objTime.getSeconds();
 if (nowMonth<10) nowMonth='0'+nowMonth;
 if (nowDay<10) nowDay='0'+nowDay;
 if (nowWeekday == 0)
     weekday=" 星期日 ";
  else if(nowWeekday == 1)
     weekday=" 星期一 ";
  else if(nowWeekday == 2)
    weekday=" 星期二 ";
  else if(nowWeekday == 3)
    weekday=" 星期三 ";
  else if(nowWeekday == 4)
    weekday=" 星期四 ";
  else if(nowWeekday == 5)
    weekday=" 星期五 ";
 else if(nowWeekday == 6)
    weekday=" 星期六 ";
 if (nowMinutes<10) nowMinutes='0'+nowMinutes;
 if (nowSeconds<10) nowSeconds='0'+nowSeconds;
 var noTimeVal = '&nbsp;'+nowYear+'年'+nowMonth+'月'+nowDay+'日&nbsp;'+weekday+'&nbsp;'+nowHours+':'+nowMinutes+':'+nowSeconds+'&nbsp;';
 try{
  if (document.getElementById('Clock') == undefined){
   document.write('<div id="Clock">');
   document.write('</div>');
   document.getElementById('Clock').innerHTML = noTimeVal;
  } else {
   document.getElementById('Clock').innerHTML = noTimeVal;
  }
 } catch(e){alert(noTimeVal);}
 setTimeout('Clock()', 1000);
}
Clock();