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<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function changvalue(){
var obj = document.getElementById("JobName"); //selectid
var index = obj.selectedIndex; // 选中索引
var text = obj.options[index].text; // 选中文本
var value = obj.options[index].value; // 选中值
}
</script>
</head>
<body>
<select name="JobName" id="JobName" onChange="changvalue()">
<option value="28838">销售工程师</option>
<option value="23343">项目总监</option>
<option value="12434">商务代表</option>
<option value="28734">销售主任</option>
<option value="28779">高级外贸跟单文員</option>
</select>
</body>
</html>