Buon pomeriggio a tutti,

ho un problema di questo tipo:
effettuo la ricerca delle appendici e mi crea una tabella con i dati preimpostati nel ciclo il tutto in questa pagina (idappvisual):
Codice PHP:
<?php
        session_start
();
        
//Connessione al Database
        
$connmysql_connect("localhost""root""") or die ("impossibile connettersi");
        
        
//funzione per visualizzazione corretta dimensioni
        
function makeFileSize($dimensione){
        
$units = array('B','KB','MB','GB','TB');
        
$u=0;
        while ( (
round($dimensione/1024)>0) && ($u<4)){
            
$dimensione $dimensione 1024;
            
$u++;
        }
        return (
round($dimensione,2) . " " $units[$u]);
        }
        
        
//selezione del DB
        
mysql_select_db("archiviottico"$conn) or die ("impossibile selezionare il db");
        if(!isset(
$_SESSION['idpolizza'])){
            
$idpolizza=$_POST['idpolizza'];
        }else{
            
$idpolizza=$_SESSION['idpolizza'];
        }
        
$cartella "appendici/";
        
$query="SELECT * FROM appendice WHERE idpolizza='$idpolizza'";
        
$result mysql_query($query);
    
?>
    
    

</p>
    <h2 align="center" class="Stile3">Risultato ricerca</h2>
    <table border="1" align="center" cellspacing="1" cellpadding="20" bordercolor="#0033CC" bgcolor="#CCCCCC">
            
            <tr>
                <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">ID Appendice</font></th>
                <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Appendice</font></th>
                <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Note</font></th>
                  <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Dimensione</font></th>
                <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Documento</font></th>
            </tr>
            <?php
                
while($row mysql_fetch_assoc($result))
                  {
                    if(
$_SESSION['cev']=="milano"){
                        
$_SESSION['idappendice']=$row['idappendice'];
            
?>
            <tr>
                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo $row['idappendice']; ?>
</font></td>
                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo "[url='".$cartella.$row[']Visualizza ".$cartella.$row['nomeappendice']."[/url]
"; ?></font></td>
                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo $row['
note']; ?>
</font></td>
                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo makeFileSize($row['
dimensione']); ?>
</font></td>
                <td align="center" valign="middle" bgcolor="#FFFFFF" class="Stile2"><form id="form1" name="form1" method="post" action="docappform.php">
                  <div align="center">
                    

<font face="Arial, Helvetica, sans-serif" class="Stile2">
                    <input type="submit" name="Submit" value="Aggiungi" />
                    </font></p>
                    </div>
                  </form>
                  <form id="form1" name="form1" method="post" action="docappvisual.php">
                        <div align="center">
                            

<font face="Arial, Helvetica, sans-serif" class="Stile2">
                                <input type="submit" name="Submit" value="Visualizza" />
                                </font>
                            </p>
                        </div>
                 </form>                    
                </td>
            </tr>
            <?php
                    }//fine if milano
                    else{
                        if($_SESSION['
cev']==$row['cev']){
                            $_SESSION['
idappendice']=$row['idappendice'];
                        ?>
                            <tr>
                                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo $row['
idsinistro']; ?>
</font></td>
                                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo "[url='".
$cartella.$row[']Visualizza ".$cartella.$row['nomesinistro']."[/url]
"
?></font></td>
                                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo $row['dsre']; ?>
</font></td>
                                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo $row['datasinistro']; ?>
</font></td>            
                                <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo makeFileSize($row['dimensione']); ?>
</font></td>
                                <td align="center" valign="middle" bgcolor="#FFFFFF"><form id="form1" name="form1" method="post" action="docsinform.php">
                                      <div align="center">
                                        

<font face="Arial, Helvetica, sans-serif" class="Stile2">
                                            <input type="submit" name="Submit" value="Aggiungi" />
                                        </font></p>
                                    </div>
                                      </form>    
                                    <form id="form1" name="form1" method="post" action="docappvisual.php">
                                    <div align="center">
                                        

<font face="Arial, Helvetica, sans-serif" class="Stile2">
                                            <input type="submit" name="Submit" value="Visualizza" />
                                            </font>
                                        </p>
                                    </div>
                                    </form>                
                                </td>
                            </tr>
                        <?php
                        
}//fine if cev
                        
else{
                            
?>
                            <head>
                                    <title>Mancanza di autorizzazione</title>
                                        <script type="text/javascript" language="JavaScript">
                                        <!--
                                            var theURL = 'accessonegato.htm';
                                            var width  = 400;
                                            var height = 150;
                                            var l = Math.floor((screen.width-width)/2);
                                            var t = Math.floor((screen.width-height)/5);
                                            function popWindow() {
                                            newWindow = window.open(theURL,'newWindow','toolbar=no,menubar=no,resizable=no,scrollbars=no,status=no,location=no,width='+width+',height='+height+',top='+t+',left='+l);
                                            }
                                            popWindow('accessonegato.htm');
                                            location.href="appendicevisual.php";
                                        //-->
                                        </script>
                                </head>

                            <?php
                        
}//fine else cev 
                    
}//fine else milano
                
}//fine while
            
?>
e cliccando su visualizza dovrebbe andare a visualizzarmi un'altra tabella creata interrogando la tabella "documentoappendice" utilizzando il valore di $_SESSION['idappendice'], ma quando clicco su visualizza mi visualizza una tabella vuota.
Come mai???
questa è la pagina per creare la tabella appena citata:
Codice PHP:
<?php
        session_start
();
        
//Connessione al Database
        
$connmysql_connect("localhost""root""") or die ("impossibile connettersi");
        
        
//funzione per visualizzazione corretta dimensioni
        
function makeFileSize($dimensione){
        
$units = array('B','KB','MB','GB','TB');
        
$u=0;
        while ( (
round($dimensione/1024)>0) && ($u<4)){
            
$dimensione $dimensione 1024;
            
$u++;
        }
        return (
round($dimensione,2) . " " $units[$u]);
        }
        
        
//selezione del DB
        
mysql_select_db("archiviottico"$conn) or die ("impossibile selezionare il db");
        
$idappendice=$_SESSION['idappendice'];
        
$cartella "documentiappendici/";
        
$query="SELECT * FROM documentoappendice WHERE idappendice='$idappendice'";
        
$result mysql_query($query);
        
    
?>
    

</p>
    <h2 align="center" class="Stile3">Risultato ricerca</h2>
    <table border="1" align="center" cellspacing="2" cellpadding="8" bordercolor="#0033CC" bgcolor="#CCCCCC">
        <tr>
            <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Documento</font></th>
              <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Tipo documento</font></th>
            <th bgcolor="#CCCCCC"><font face="Arial, Helvetica, sans-serif" class="Stile1">Dimensione</font></th>
        </tr>
        <?php
            
while($row mysql_fetch_assoc($result))
              {
                
?>
        <tr>
            <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo "[url='".$cartella.$row[']Visualizza ".$cartella.$row['nomedocumento']."[/url]
"; ?></font></td>
            <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo $row['
tipodocumento']; ?></font></td>
            <td bgcolor="#FFFFFF"><font face="Arial, Helvetica, sans-serif" class="Stile2"><?php echo makeFileSize($row['
dimensione']); ?></font></td>
        </tr>
        <?php
            }//fine while
        ?>
    </table>
attendo vostre grazie a tutti in anticipo