Javascript倒計時頁面跳轉執行個體小結

來源:互聯網
上載者:User

例1:
複製代碼 代碼如下:
<script type="text/javascript" language="JavaScript">

    var startTime = new Date();
    var endTime=startTime.getTime()+10*60*1000;
    var g_blinkswitch = 0;
    var g_blinktitle = document.title;
    function getRemainTime(){

        var nowTime = new Date();
        var nMS =endTime - nowTime.getTime();
        var nM=Math.floor(nMS/(1000*60)) % 60;
        var nS=Math.floor(nMS/1000) % 60;
        if(nM==0&&nS==0&&nMS<1000) //當倒計時結束
        {
            window.focus();
            setInterval("blinkNewMsg()", 1000);
            window.location.reload();
        }
        if(nS < 10) nS = "0" + nS;

        if(nMS >= 0){
            document.getElementById("remainTime").innerHTML= nM + "分" + nS + "秒";
            setTimeout("getRemainTime()",1000);
        }       
    }   
    function blinkNewMsg()
    {
        document.title = g_blinkswitch % 2==0 ? "【   】 - " + g_blinktitle : "【新訊息】 - " +
        g_blinktitle;
        g_blinkswitch++;
    }   
 window.onload=getRemainTime;
</script>
<strong id="remainTime">10分00秒</strong>
 

例2

倒計時跳轉頁面

複製代碼 代碼如下:
<title>JS倒計時網頁自動跳轉代碼</title>  
<script language="JavaScript" type="text/javascript">
 function delayURL(url) {
  var delay = document.getElementById("time").innerHTML;
  if(delay > 0) {
   delay--;
   document.getElementById("time").innerHTML = delay;
  } else {
   window.top.location.href = url;
  }
  setTimeout("delayURL('" + url + "')", 1000);
 }
</script>
<span id="time" style="background: #00BFFF">3</span>秒鐘後自動跳轉,如果不跳轉,請點擊下面的連結<a href="http://www.jb51.net">我的百度</a>
<script type="text/javascript">
delayURL("http://www.jb51.net");
</script>
 

例3 防重新整理的倒計時代碼

複製代碼 代碼如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title> www.jb51.net</title> 
</head> 
<body> 
<SCRIPT LANGUAGE="JavaScript"> 
<!-- 
var maxtime; 
if(window.name==''){  
maxtime = 1*60; 
}else{ 
maxtime = window.name; 

function CountDown(){ 
if(maxtime>=0){ 
minutes = Math.floor(maxtime/60); 
seconds = Math.floor(maxtime%60); 
msg = "距離考試結束還有"+minutes+"分"+seconds+"秒"; 
document.all["timer"].innerHTML = msg; 
if(maxtime == 5*60) alert('注意,還有5分鐘!'); 
--maxtime; 
window.name = maxtime;  

else{ 
clearInterval(timer); 
alert("考試時間到,結束!"); 


timer = setInterval("CountDown()",1000); 
//-->
</SCRIPT> 
<div id="timer" style="color:red"></div>  
</body> 
</html>
 

例4:結合圖片數位現實更漂亮

代碼中有圖片,直接提供一個示範地址,注意裡面的圖片地址

http://demo.jb51.net/js/2013/daojishi/index.htm

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