send e-mail

<?
// send e-mail to ...
$to=" you@test.com";

// Your subject
$subject="Test";

// From
$header="from: your name <your email>";

$message="Hello \r\n";
$message.="This is test\r\n";
$message.="Test again ";

$sentmail = mail($to,$subject,$message,$header);

if($sentmail){
echo "Email Has Been Sent .";
}
else {
echo "Cannot Send Email ";
}

?>