<html>
<head>
<script type="text/javascript">
function eaddOnePurview()
{
//获得select
var select1=document.form1.selects1;
//获得文本框的值
var text=form1.text1.value;
//创建option
var option = new Option(text,text);
//添加值
select1.options.add(option);
}
</script>
</head>
<body>
<form name="form1">
<input type="text" name="text1">
<select id="selects1"></select>
<input name="submit1" type="button" value="添加" onclick="eaddOnePurview()">
</form>
</body>
</html>
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