send_mail.php

<?php
    $to = $_REQUEST['from']; /*Your Email*/
    $subject = "Messsage from website"; /*Issue*/
    $date = date ("l, F jS, Y");
    $time = date ("h:i A");
    $msg="
    Name: $_REQUEST[Name]
    Email: $_REQUEST[Email]
    Subject: $_REQUEST[Subject]

    Message sent from website on date  $date, hour: $time.\n

    $_REQUEST[Message]";
    Message:

    mail($to, $subject, $msg, "From: $_REQUEST[Email]");
    mail( $_REQUEST[Email], 'Message Received', 'Their messages were received', "From: $to");
    echo "Thank you for your message";
?>