Write a JavaScript program to create drop-down menu.
<html>
<head>
<title>Drop-down menu example</title>
</head>
<body>
<h2>The select Element</h2>
<p>The select element defines a drop-down list:</p>
<form action="#">
<select name="cars">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="fiat">Fiat</option>
<option value="audi">Audi</option>
</select>
<input type="submit" value="Submit">
</form>
</body>
</html>
