Odosielanie obsahu z formulara

<form name="contactform" method="post" action="send_form_email.php">
 
<table width="450px">
 
<tr>
 
 <td valign="top">
 
  <label for="first_name">Meno *</label>
 
 </td>
 
 <td valign="top"">
 
  <input  type="text" name="first_name" maxlength="50" size="30" style="border: 1px solid black">
 
 </td>
 
</tr>
 
<tr>
 
 <td valign="top"">
 
  <label for="last_name">Priezvisko *</label>
 
 </td>
 
 <td valign="top">
 
  <input  type="text" name="last_name" maxlength="50" size="30" style="border: 1px solid black">
 
 </td>
 
</tr>
 
<tr>
 
 <td valign="top">
 
  <label for="email">Email *</label>
 
 </td>
 
 <td valign="top">
 
  <input  type="text" name="email" maxlength="80" size="30" style="border: 1px solid black">
 
 </td>
 
</tr>
 
<tr>
 
 <td valign="top">
 
  <label for="telephone">Telefón</label>
 
 </td>
 
 <td valign="top">
 
  <input  type="text" name="telephone" maxlength="30" size="30" style="border: 1px solid black">
 
 </td>
 
</tr>
 
<tr>
 
 <td valign="top">
 
  <label for="comments">Vaša objednávka *</label>
 
 </td>
 
 <td valign="top">
 
  <textarea  name="comments" maxlength="1000" cols="30" rows="6" style="border: 1px solid black"></textarea>
 
 </td>
 
</tr>
 
<tr>
 
 <td colspan="2" style="text-align:center">
 
  <input type="submit" value="Odoslať objednávku"> 
 
 </td>
 
</tr>
 
</table>
 
</form>

<?php
 
if(isset($_POST['email'])) {
 
     
 
    // EDIT THE 2 LINES BELOW AS REQUIRED
 
    $email_to = "marek.adamec@gmail.com";
 
    $email_subject = "Objednávka na prepravu tovaru - Grandimport.sk";
 
     
 
     
 
    function died($error) {
 
        // your error code can go here
 
        echo "Je nam velmi luto, ale doslo k chybe. ";
 
        echo "Chyby sa zobrazia nizsie.<br /><br />";
 
        echo $error."<br /><br />";
 
        echo "Vratte sa spat a opravte chyby.<br /><br />";
 
        die();
 
    }
 
     
 
    // validation expected data exists
 
    if(!isset($_POST['first_name']) ||
 
        !isset($_POST['last_name']) ||
 
        !isset($_POST['email']) ||
 
        !isset($_POST['telephone']) ||
 
        !isset($_POST['comments'])) {
 
        died('Je nam velmi luto, ale doslo k chybe.');       
 
    }
 
     
 
    $first_name = $_POST['first_name']; // required
 
    $last_name = $_POST['last_name']; // required
 
    $email_from = $_POST['email']; // required
 
    $telephone = $_POST['telephone']; // not required
 
    $comments = $_POST['comments']; // required
 
     
 
    $error_message = "";
 
    $email_exp = '/^[A-Za-z0-9._%-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}$/';
 
  if(!preg_match($email_exp,$email_from)) {
 
    $error_message .= 'Neplatna alebo zle zadana emailova adresa.<br />';
 
  }
 
    $string_exp = "/^[A-Za-z .'-]+$/";
 
  if(!preg_match($string_exp,$first_name)) {
 
    $error_message .= 'Chyba meno.<br />';
 
  }
 
  if(!preg_match($string_exp,$last_name)) {
 
    $error_message .= 'Chyba priezvisko<br />';
 
  }
 
  if(strlen($comments) < 2) {
 
    $error_message .= 'Chyba obsah objednavky.<br />';
 
  }
 
  if(strlen($error_message) > 0) {
 
    died($error_message);
 
  }
 
    $email_message = "Objednávka odoslana z formulára na Grandimport.sk.\n\n";
 
     
 
    function clean_string($string) {
 
      $bad = array("content-type","bcc:","to:","cc:","href");
 
      return str_replace($bad,"",$string);
 
    }
 
     
 
    $email_message .= "Meno: ".clean_string($first_name)."\n";
 
    $email_message .= "Priezvisko: ".clean_string($last_name)."\n";
 
    $email_message .= "Email: ".clean_string($email_from)."\n";
 
    $email_message .= "Telefón: ".clean_string($telephone)."\n";
 
    $email_message .= "Objednávka: ".clean_string($comments)."\n";
 
     
 
     
 
// create email headers
 
$headers = 'From: '.$email_from."\r\n".
 
'Reply-To: '.$email_from."\r\n" .
 
'X-Mailer: PHP/' . phpversion();
 
@mail($email_to, $email_subject, $email_message, $headers); 
 
?>
 
 
 
<!-- include your own success html here -->
 
 
 
Objednavka odoslana.
 
 
 
<?php
 
}
 
?>