Salve a tutti, ho uno strano comportamento di alcuni campi che ricevono il valore de un form POST ma non capisco perchè mi segnalano errore!
Provo a postare il pezzo interessato, se c'è qualcuno che mi può aiutare.

il primo form ha queste righe.

Codice PHP:
?>
<table background="images/ordine.png" width="600" height="380" border="0">
          

<form action ="validaordine.php" id="myform"  name="myform" method="POST"  onsubmit="return controlla(this)" >

      <tr>
      <td></td>
      <td colspan="2" height="35"><h3><center>COMPILA E CONFERMA L'ORDINAZIONE</center> </h3></td>
              </tr>
              <tr>
                <td height="29"></td>
                <td width="157" height="29"><div id="sinistra"> Formato Selezionato </div></td>
                <td width="335" height="29"><h3> <?PHP echo $formato?></h3></td>
              </tr>
              <tr>
                <td height="24"></td>
                <td height="24">Quantità di stampa</td>
                <td height="24"><h3><?php echo $quantita;?></h3></td>
              </tr>
              <tr>
                <td height="27"></td>
                <td height="27"> Tipo di Carta</td>
                <td height="27"><h3><?php echo $W_carta;?></h3></td>
              </tr>
              
              <tr>
                <td height="24"></td>
                <td>Grammatura</td>
                <td><h3><?php echo $w_grammi;?></h3></td>
              </tr>
              
              <tr>
              <td colspan="3">
              </td>
              </tr>
               
              <tr>
                <td height="24"></td>
                <td class="tdfont">VALORE ORDINATO</td>
                <td class="tdfont" align="center"><h3><?php echo $prezzo;?></h3></td>
              </tr>
              <tr>
                <td  colspan="3"></td>
              </tr>
              <tr>
                <td height="32"></td>
                <td>NOME e COGNOME</td>
                <td><input name="nome cognome" type="text" id="nome"   size="50" /></td>
              </tr>
              <tr>
                <td height="30"></td>
                <td>INDIRIZZO E-MAIL</td>
                <td><input name="Indirizzo email" type="text" id="email"   size="50" /></td>
              </tr>
              <tr>
                <td height="28"></td>
                <td>Telefono</td>
                <td><input name="telefono" type="text" id="phone"   size="30"  /></td>
              </tr>
              <tr>
                <td></td>
               <td colspan="2">
                          <INPUT type="submit" value="Vai a PAGAMENTO">
                  </td>
              </tr>
              <tr>
                <td height="43" colspan="3"></td>
              </tr>
            </form>
          </table>
il secondo,che dovrebbe ricevere i dati mi segnala errore su tutti i campi
Notice: Undefined index: nome in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 5

Notice: Undefined index: email in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 6

Notice: Undefined index: phone in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 7

Notice: Undefined index: formato in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 20

Notice: Undefined index: qta in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 21

Notice: Undefined index: carta in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 23

Notice: Undefined index: grammi in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 24

Notice: Undefined index: prezzo in C:\Programmi\EasyPHP-5.3.8.1\www\validaordine.php on line 25

Codice PHP:
 

session_start
();


Include 
"funzioni_mysql.php";
$nome='';
$formato='';
$quantita='';
$email='';
$phone='';
$carta='';
$grammi='';
$prezzo='';


$nome $_POST['nome'];
$email $_POST['email'];
$phone $_POST['phone'];

$formato =$_POST['formato'];
$quantita =$_POST['qta'];
$datadierna=$today date("D, M, Y");    
$carta=$_POST['carta'];
$grammi =$_POST['grammi'];
$prezzo $_GET['prezzo'];