i have created my website and in the feedback section i have made a form where the web site take the name email id and message of the person and by pressing the send button it should send the form data to my email id .... but the send button doesn't work ... the following is the code...

<?
$destination="spark_tari4u***********";
$name=$_POST['name1'];
$E-mail=$_POST['email1'];
$from =$_POST['email1'];
$mes=$_POST['message1'];
$subject=$_POST['subj1'];
$header="From: $from\n";
$mes="Name: $name\n
E-mail: $email\n
Subject: $subject\n
Message: $mes\n";
mail("spark_tari4u***********", $destination,$subject,$mes,$header);