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>
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