PHP Sessions and Page Change

<?php session_start(); ?>

<?php include 'head.php' ?>
<div class='row-fluid'>
    <div class='span10 offset1'>
        <h3> Submit an API Key</h3><br>
        <form>
            <div class="control-group">
                <label class="control-label" for="KeyID">Key ID:</label>
                <div class="controls">
                    <input class="input-small"  type="text" id="inputKeyID" placeholder="Key ID">
                </div>
            </div>

            <div class="control-group">
                <label class="control-label" for="VerificationCode">Verification Code:</label>
                <div class="controls">
                    <input class="input-xxlarge" type="text" id="inputVerfiication" placeholder="Verification Code:">
                </div>
            </div>
            <div class="control-group">
                <div class="controls">
                    <button type="submit" name="submit" class="btn">Submit API</button>
                </div>
            </div>
        </form>
    </div>
</div>


<?php
if(isset($_POST['Submit'])){
    $keyID = $_POST['inputKeyID'];
    $vCode = $_POST['inputVerfiication'];

    $_SESSION['keyID'] = $keyID;
    $_SESSION['vCode'] = $vCode;
}
?>

<?php include 'footer.php' ?>