select选择后为什么没反应啊,哪里写错了么? - 黑马程序员技术交流社区

<!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=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function seldemo()
{
var selNode = document.getElementById("selid");
var name = selNode.selectedIndex.value;
var divNode1 = document.getElementById("div1");
var divNode2 = document.getElementById("div2");
divNode1.style.textTransform = name;
divNode2.innerHTML = "text-transform : "+name+";";
}
</script>
<style>
#div1{
background-color:#FC0;
height:100px;
width:300px;
}
#div2{
background-color:#666;
width:300px;
}
</style>
</head>
<body>
<div id="div1">
Good Good Study, Day Day up
</div>
<p></p>
<select id="selid" onchange="seldemo()">
<option value="none">---none-----</option>
<option value="uppercase">大写</option>
<option value="lowercase">小写</option>
</select>
</body>
<p></p>
<div id="div2">
text-transform : none;
</div>
</html>

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