<body>
<select id="edu" name="education">
<option value="大專" id="ed">
大專生
</option>
<option value="本科" id="ed">
本科生
</option>
<option value="碩士" id="ed">
碩士生
</option>
<option value="博士" id="ed">
博士生
</option>
</select>
<div id="show"></div>
</body>
<script type="text/javascript">
<!--
window.οnlοad=function(){
var edus = document.getElementById("edu");
var op = edus.getElementsByTagName("option");
alert(op.length);
var msg = "";
for(var i = 0; i < op.length; i++){
var ops=op[i];
alert(ops.firstChild.nodeValue);
msg+=ops.firstChild.nodeValue+" ";
document.getElementById("show").innerHTML = msg;
}
}
//-->
</script>
