<?php
$subject = 'Message from Website'; // Subject of your email
$to = 'me@mydomain.com';  //Recipient's E-mail
$emailTo = $_REQUEST['email'];

$headers = "MIME-Version: 1.1";
$headers .= "Content-type: text/html; charset=iso-8859-1";
$headers .= "From: " . $emailTo . "rn"; // Sender's E-mail
$headers .= "Return-Path:". $emailTo;

$message .= 'Name : ' . $_REQUEST['name'] . "n";
$message .= 'Email : ' . $_REQUEST['email'] . "n";
$message .= 'Phone : ' . $_REQUEST['phone'] . "n";
$message .= 'Message : ' . $_REQUEST['message'];

if (@mail($to, $subject, $message, $headers))
{
    // Transfer the value 'sent' to ajax function for showing success message.
echo 'sent';
}
else
{
// Transfer the value 'failed' to ajax function for showing error message.
echo 'failed';
}
?>

// To send HTML mail, the Content-type header must be set
$headers  = 'MIME-Version: 1.0' . "rn";
$headers .= 'Content-type: text/html; charset=iso-8859-1' . "rn";

// Additional headers
$headers .= 'To: Mary <mary@example.com>, Kelly <kelly@example.com>' . "rn";
$headers .= 'From: Birthday Reminder <birthday@example.com>' . "rn";
$headers .= 'Cc: birthdayarchive@example.com' . "rn";
$headers .= 'Bcc: birthdaycheck@example.com' . "rn";

// Mail it
mail($to, $subject, $message, $headers);