<form action="http://www.foo.com" method="GET">
<div>
<label for="say">What greeting do you want to say?</label>
<input name="say" id="say" value="Hi">
</div>
<div>
<label for="to">Who do you want to say it to?</label>
<input name="to" id="to" value="Mom">
</div>
<div>
<button>Send my greetings</button>
</div>
</form>