<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Form Properties</title>
</head>
<body>
<form action="save_usuario.html" method="post" enctype="application/x-www-form-urlencoded" name="login">
<select id="countries">
<option value="1">Argentina</option>
<option value="2">Brazil</option>
<option value="3">Canada</option>
<option value="4">Colombia</option>
</select>
<input type="submit" name="submit" value="Submit" />
</form>
</body>
</html>
%selectedCountry% has been selected and it has %optionValue% as id