send html email

ob_start();
include($path."emails/ezine/templates/newsite/index.html");
$message = ob_get_contents();
ob_end_clean();
 
 
$to = $_POST['email'];
 
$subject = 'Breo Newsletter';
 
$headers = "From: [email protected]
";
//$headers .= "Reply-To: ". strip_tags($_POST['req-email']) . "
";
//$headers .= "CC: susan@example.com
";
$headers .= "MIME-Version: 1.0
";
$headers .= "Content-Type: text/html; charset=ISO-8859-1
";
 
$sent = mail($to,$subject,$message,$headers);
 
if($sent){
	$display_form = false; 
}
else {
	$error[] = "Mail has not been sent.";
}