Kontaktný formulár s javascriptom

<div class="container grid"> 
        <div class="col-1-1">
            <div id="message" class="content response"></div>
        </div><!--end-col-1-1-->
    </div><!--end-container-->
    
<form id="contactform" action="contact.php" method="post" name="contactform">    
  <div class="container grid">             
        <div class="col-1-2">
            <div class="content">
            <label accesskey="U">Meno: <span class="required"><em>(Povinné)</em></span></label>
            <input type="text" name="meno" value=""/><br/>
            <label accesskey="E">Priezvisko: <span class="required"><em>(Povinné)</em></span></label>
                  <input type="text" name="priezvisko" value=""/><br/>
          </div>
        </div><!--end-col-1-2-->
    
        <div class="col-1-2">
            <div class="content">    
            <label accesskey="P">Email: <span class="required"><em>(Povinné)</em></span></label>
                  <input type="text" name="email" value=""/><br/>
            <label accesskey="S">Predmet: <span class="required"><em>(Povinné)</em></label>
                  <input type="text" name="predmet" value=""/><br/>
            </div>
        </div><!--end-col-1-2-->
    
        <div class="col-1-1">
            <div class="content">    
                <label accesskey="C">Správa: <span class="required"><em>(Povinné)</em></span></label>
                <textarea name="text" rows="5%" cols="100%" ></textarea><br/>
                <input type="submit" value="ODOSLAŤ" name="odoslat" class="submit" id="submit"/>
            </div>
        </div><!--end-col-1-1-->
    </div><!--end-container-->
</form>

<?php
$odosielatel = $_POST['meno'].' '.$_POST['priezvisko']; // odosielatel,ktory nam formular poslal
$email = $_POST['email']; // email odosielatela
$predmet = $_POST['predmet'];
$text = $_POST['text'];
$prijemca = "info@robertholicka.sk"; // kam ju php skript preposle

if ($odosielatel && $email && $predmet && $text)
{
$hlavicka = "From: " . $odosielatel . " <" . $email . ">\r\n"
. "Content-Type: text/plain; charset=windows-1250; format=flowed\n"
. "MIME-Version: 1.0\n"
. "Content-Transfer-Encoding: 8bit\n"
. "Return-Path: <" . $email . "> \n"
. "X-Mailer: PHP\n";
ini_set("SMTP","localhost" ); // alebo si to treba nastavit v subore php.ini, namiesto localhostu
//ini_set("sendmail_from", "$email");
mail("$prijemca", "$predmet", "$text", "$hlavicka");
echo "Ďakujem '.$meno.' za Váš záujem.<br>Budem Vás kontaktovať v dohľadnej dobe.";
}

elseif (($odosielatel && $email && $predmet && $text) == false)
{
echo "Váš email nebol odoslaný. Nezadali ste všetky povinné údaje.";
}


?>

$('#contactform').submit(function(){

    var action = $(this).attr('action');

    $("#message").animate({opacity: 1, easing: "easeInOutExpo"}, 200, function() {
    $('#message').hide();

    $('#submit')
        .attr('disabled','disabled');

    $.post(action, {
        meno: $('#meno').val(),
        email: $('#email').val(),
        priezvisko: $('#priezvisko').val(),
        predmet: $('#predmet').val(),
        text: $('#text').val(),
        
        },
        
    function(data){
        document.getElementById('message').innerHTML = data;
        $('#message').fadeIn(300);
        $('#submit').removeAttr('disabled');
        if(data.match('success') != null) $('#contactform').animate({ opacity: 0, easing: "easeInOutExpo"  }, 300); 
        });
    
    });
    return false;

    });


});