年会抽奖小程序源码

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年会抽奖小程序，可以在此基础上进行扩展，界面如下：

源码如下：

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">  
<html>  
 <head>  
  <title> 抽奖活动 </title>  
  <meta name="Generator" content="EditPlus">  
  <meta name="Author" content="">  
  <meta name="Keywords" content="">  
  <meta name="Description" content="">  
 </head>  
   
 <body>  
     
<html>  
<head>  
<meta http-equiv="Content-Type" content="text/html;charset=gb2312"/>  
<meta http-equiv="Content-Language" content="zh-CN"/>    
<title>抽奖活动</title>  
<style type="text/css">  
body {padding-top:100px;font:12px "\5B8B\4F53",sans-serif;text-align:center;}  
.result_box {margin:0 auto;width:700px;padding:100px 0;text-align:center;border:3px solid #40AA53;background:#efe;}  
.result_box #oknum {width:700px;color:#cc0000;font-size:50pt;font-family:Verdana;text-align:center;border:none;background:#efe;}  
.button_box {margin:50px 0 0 0;}  
.button_box .btn {cursor:pointer;padding:0 30px;margin:0 10px;color:#555;font-family:"\5B8B\4F53",sans-serif;font-size:40px;}  
</style>  
</head>     
<body>  
<script type="text/javascript">  
//抽奖数据，以英文逗号分隔  
var alldata = "001李大,002二,003邓三,004罗四,005欧五,006周六,007陈七,008潘八,009张九,010林十,011朱十一,012赵十二,013陈十三,014王十四";    
var alldataarr = alldata.split(",");    
var num = alldataarr.length-1;  
var timer;  
function change(){     
    document.getElementById("oknum").value = alldataarr[GetRnd(0,num)];     
}  
function start(){     
    clearInterval(timer);     
    timer = setInterval('change()',46); //随机数据变换速度，越小变换的越快     
}  
function ok(){     
    clearInterval(timer);     
    //以下代码表示获得奖的，不能再获奖了。  重置刷新页面即可。  
    alldata = alldata.replace(document.getElementById("oknum").value,"").replace(",,",",");  
    // 去掉前置，最末尾的,  
    if (alldata.substr(0,1)==",")  
    {  
      alldata = alldata.substr(1,alldata.length);  
    }  
    if (alldata.substr(alldata.length-1,1)==",")  
    {  
      alldata = alldata.substring(0,alldata.length-1);  
    }  
    alldataarr = alldata.split(",");    
    num = alldataarr.length-1;    
}     
function GetRnd(min,max){     
    return parseInt(Math.random()*(max-min+1));     
}  
</script>  
<div class="result_box"><input type="text" id="oknum" name="oknum" value="抽奖结果" /></div>  
<div class="button_box"><button class="btn" onclick="start()" accesskey="s">开始(<U>S</U>)</button><button class="btn" onclick="ok()" accesskey="o">停止(<U>O</U>)</button></div>  
</body>     
</html>  
 </body>  
</html>