<html>
<body>
<form action="http://ziqiangxuetang.com/tags/demo_form.asp" id="carform">
Firstname:<input type="text" name="fname">
<input type="submit">
</form>
<br>
<select name="carlist" form="carform">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="opel">Opel</option>
<option value="audi">Audi</option>
</select>
<p>The drop-down list is outside the form element, but should still be a part of the form.</p>
<p><b>Note:</b> The form attribute is not supported in Internet Explorer.</p>
</body></html>