Probleme avec formulaire php

Bonjour,

je me demandais si il fallais pas actionner qlq chose chez mon hebergeur (hosteur.com)pour pouvoir faire fonctionner un formulaire avec pieces jointe je vous envois mes code
pages html:

<center>

<form name="FormName" action="formmail.php" method="post" enctype="multipart/form-data" name="form">

Expéditeur <input type="text" name="email" size="35"> <br>
Sujet <input type="text" name="subject" size="35"> <br>
Message <textarea rows="12" name="msg" cols="60"></textarea> <br>
Fichier joint <input type="hidden" name="MAX_FILE_SIZE" value="100000"><input name="NomFichier" type="file" size="16">
Priorité <select name="priority" size="1">
<option value="1">Urgent
<option value="2">Haute
<option value="3">Moyenne
<option value="4">Basse
<option value="5">Très basse
</select> <br>
<input type="submit" value="Envoyer">
</form>



</center>










et voici ma page formmail.php:

$dest="meuniercreation@hotmail.com";
$reponse=StripSlashes("Formulaire envoyé avec succès");
class Mail
{
var $sendto= array();
var $from, $msubject;
var $acc= array();
var $abcc= array();
var $aattach= array();
var $priorities= array( '1 (Highest)', '2 (High)', '3 (Normal)', '4 (Low)', '5 (Lowest)' );
function Mail()
{
$this->autoCheck( true );
}
function autoCheck( $bool )
{
if( $bool )
$this->checkAddress = true;
else
$this->checkAddress = false;
}
function Subject( $subject )
{
$this->msubject = strtr( $subject, "\r\n" , " " );
}
function From( $from )
{
if( ! is_string($from) ) {
echo "Class Mail: error, From is not a string";
exit;
}
$this->from= $from;
}
function To( $to )
{
if( is_array( $to ) )
$this->sendto= $to;
else
$this->sendto[] = $to;
if( $this->checkAddress == true )
$this->CheckAdresses( $this->sendto );
}
function Cc( $cc )
{
if( is_array($cc) )
$this->acc= $cc;
else
$this->acc[]= $cc;
if( $this->checkAddress == true )
$this->CheckAdresses( $this->acc );
}
function Bcc( $bcc )
{
if( is_array($bcc) ) {
$this->abcc = $bcc;
} else {
$this->abcc[]= $bcc;
}
if( $this->checkAddress == true )
$this->CheckAdresses( $this->abcc );
}
function Body( $body )
{
$this->body= $body;
}
function Send()
{
$this->_build_headers();
if( sizeof( $this->aattach > 0 ) ) {
$this->_build_attachement();
$body = $this->fullBody . $this->attachment;
}
for( $i=0; $i< sizeof($this->sendto); $i++ ) {
$res = mail($this->sendto[$i], $this->msubject,$body, $this->headers);
}
}
function Organization( $org )
{
if( trim( $org != "" ) )
$this->organization= $org;
}
function Priority( $priority )
{
if( ! intval( $priority ) )
return false;
if( ! isset( $this->priorities[$priority-1]) )
return false;
$this->priority= $this->priorities[$priority-1];
return true;
}
function Attach( $filename, $filetype='application/x-unknown-content-type', $disposition = "inline" )
{
$this->aattach[] = $filename;
$this->actype[] = $filetype;
$this->adispo[] = $disposition;
}
function Get()
{
$this->_build_headers();
if( sizeof( $this->aattach > 0 ) ) {
$this->_build_attachement();
$this->body= $this->body . $this->attachment;
}
$mail = $this->headers;
$mail .= "\n$this->body";
return $mail;
}
function ValidEmail($address)
{
if( ereg( ".*<(.+)>", $address, $regs ) ) {
$address = $regs[1];
}
if(ereg( "^[^@ ]+@([a-zA-Z0-9\-]+\.)+([a-zA-Z0-9\-]|net|com|gov|mil|org|edu|int)$",$address) )
return true;
else
return false;
}
function CheckAdresses( $aad )
{
for($i=0;$i< sizeof( $aad); $i++ ) {
if( ! $this->ValidEmail( $aad[$i]) ) {
echo "Class Mail, method Mail : invalid address $aad[$i]";
exit;
}
}
}
function _build_headers()
{
$this->headers= "From: $this->from\n";
$this->to= implode( ", ", $this->sendto );
if( count($this->acc) > 0 ) {
$this->cc= implode( ", ", $this->acc );
$this->headers .= "CC: $this->cc\n";
}
if( count($this->abcc) > 0 ) {
$this->bcc= implode( ", ", $this->abcc );
$this->headers .= "BCC: $this->bcc\n";
}
if( $this->organization != "" )
$this->headers .= "Organization: $this->organization\n";
if( $this->priority != "" )
$this->headers .= "X-Priority: $this->priority\n";
}
function _build_attachement()
{
$this->boundary= "------------" . md5( uniqid("myboundary") );
$this->headers .= "MIME-Version: 1.0\nContent-Type: multipart/mixed;\n boundary=\"$this->boundary\"\n\n";
$this->fullBody = "This is a multi-part message in MIME format.\n--$this->boundary\nContent-Type: text/plain; charset=us-ascii\nContent-Transfer-Encoding: 7bit\n\n" . $this->body ."\n";
$sep= chr(13) . chr(10);
$ata= array();
$k=0;
for( $i=0; $i < sizeof( $this->aattach); $i++ ) {
$filename = $this->aattach[$i];
$basename = basename($filename);
$ctype = $this->actype[$i];
$disposition = $this->adispo[$i];
if( ! file_exists( $filename) ) {
echo "Class Mail, method attach : file $filename can't be found"; exit;
}
$subhdr= "--$this->boundary\nContent-type: $ctype;\n name=\"$basename\"\nContent-Transfer-Encoding: base64\nContent-Disposition: $disposition;\n filename=\"$basename\"\n";
$ata[$k++] = $subhdr;
$linesz= filesize( $filename)+1;
$fp= fopen( $filename, 'r' );
$data= base64_encode(fread( $fp, $linesz));
fclose($fp);
$ata[$k++] = chunk_split( $data );
}
$this->attachment= implode($sep, $ata);
}
}
$subject=StripSlashes($subject);
$msg=StripSlashes($msg);
$msg="Message depuis votre site web:
$msg";
$m= new Mail;
$m->From( "$email" );
$m->To( "$dest");
$m->Subject( "$subject" );
$m->Body( $msg);
if ($email1!="") {
$m->Cc( "$email1");
}
$m->Priority($priority) ;
if ("$NomFichier_name"!="") {
copy("$NomFichier","../upload/$NomFichier_name");
$m->Attach( "../upload/$NomFichier_name", "application/octet-stream" );
}
$m->Send();
if ("$NomFichier_name"!="") {
Unlink("../upload/$NomFichier_name"); }
echo "$reponse";
?>

qud je lance la page devis sur mon site (www.meuniercreation.be)
qud je clic sur envoyer ilm affiche ceci


Warning: copy(../upload/08.jpg) [function.copy]: failed to open stream: Permission denied in /home/meunierc/public_html/formmail.php on line 186
Class Mail, method attach : file ../upload/08.jpg can't be found

j ai pourtant bien un dossier upload ... sinon sans fichier joint le formulaire marche .
merci de m aider :)