wakeup.php | WakeOnLAN | AJAX

<?php
    $wake_up_pc = isset($_POST["wup"]) ? $_POST["wup"] : "";
    $password = isset($_POST["pwd"]) ? $_POST["pwd"] : "opoqpeoiqw897419872jkasdhj213";

    echo $wake_up_pc;
    echo "<br>";
    echo $password;
    echo "abc";
    echo "<script type=\"text/javascript\">document.write(\"<br>\");</script>";
    echo "ende";
?>