show server's time dynamically

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@page import="java.text.SimpleDateFormat"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>show server's time dynamically</title>
	<script type="text/javascript">
	function runTime(){
		var serverTime=document.getElementById("serverTime");
		var txtTime=serverTime.innerText.split(" ");
		var days=txtTime[0].split("/");
		var hours=txtTime[1].split(":");
		var seconds=parseInt(hours[2])+1;
		var minutes=parseInt(hours[1]);
		var hourz=parseInt(hours[0]);
		if(seconds>=60){
			minutes+=1;
			seconds=0;
		}
		if(minutes>=60){
			hourz+=1;
			minutes=0;
		}
		if(hourz>=24){
			hourz=0;
		}
		//當然寫道這裏還遠遠不夠,只是實現了秒進到分,分進到時,還有時進到天等等我就不寫了哈~呵呵~你們懂就行了~哈哈(要注意閏年2月的問題)
		serverTime.innerText=days[0]+"/"+days[1]+"/"+days[2]+" "+hourz+":"+(minutes>10?minutes:"0"+minutes)+":"+(seconds<10?"0"+seconds:seconds);
		setTimeout("runTime()", 1000);
	}
	</script>
	<!-- 
	Author:Lovingshu
	Date:2012/2/2 20:44
	Remark:This function is just a demo,it is sinple and easy to understand,
	Coders all know that javascript is very elastic,so ~ you know it~
	 -->
  </head>
  <body οnlοad="runTime()">
    <div style="font-family:console;border:solid 1px lightBlue;font-size:20px;width:180px;" id="serverTime">
    	<!--大家可不能忘了JSP哦-->
    	<%=new SimpleDateFormat("MM/dd/yyyy hh:mm:ss").format(new Date())%>
    </div>
  </body>
</html>


 

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