mail word spam? (Opgelost)

<?php
if(isset($_POST['go'])){
$email="email@hotmail.com";
$onderwerp="Je bent er bijna!";
$bericht="testin";
$header='From: webmaster@example.com'

$mail=mail($email, $onderwerp, $bericht, $header);
if($mail){echo"mail?";}
}

?>

<form method="post">
<input type=submit value='go' name='go' />
</form>

<?php
if(isset($_POST['go'])){
$email="email@hotmail.com";
$onderwerp="Je bent er bijna!";
$bericht="testin";
$header='From: webmaster@example.com'
 
$mail=mail($email, $onderwerp, $bericht, $header);
if($mail){echo"mail?";}
}
 
?>
 
<form method="post">
<input type=submit value='go' name='go' />
</form>