在jsp页面动态显示当前系统时间：
将下面javascript代码加到<body>区
      <script language=JavaScript>
                    today=new Date();
                    function initArray(){
                    this.length=initArray.arguments.length
                    for(var i=0;i<this.length;i++)
                    this[i+1]=initArray.arguments[i]  }
                    var d=new initArray(
                    "星期日",
                    "星期一",
                    "星期二",
                    "星期三",
                    "星期四",
                    "星期五",
                    "星期六");
                    document.write(
                    today.getYear(),"年",
                    today.getMonth()+1,"月",
                    today.getDate(),"日 ",
                    d[today.getDay()+1]);
      </script>
    现在时间：<span id="liveclock" style"=width: 109px; height: 15px"></span>
    <SCRIPT language=javascript>function www_mdrcw_com()
{
  var Digital=new Date()
  var hours=Digital.getHours()
  var minutes=Digital.getMinutes()
  var seconds=Digital.getSeconds()
  if(minutes<=9)
  minutes="0"+minutes
  if(seconds<=9)
  seconds="0"+seconds
  myclock=""+hours+":"+minutes+":"+seconds+"</font>"
  if(document.layers){document.layers.liveclock.document.write(myclock)
  document.layers.liveclock.document.close()
  }else if(document.all)
  liveclock.innerHTML=myclock
  setTimeout("www_mdrcw_com()",1000)
  }
  www_mdrcw_com();

      </SCRIPT>