Parse erreur , mysql

Salut!

<?php
mysql_connect('localhost','root',' ');
mysql_select_db('ecommerce');
$res=mysql_query("select code from client");

while ($donnees = mysql_fetch_array($res) )
{
echo "voila : ",$donnees,"<br>";
}
?> 

Merce pour l'aide , mais regarde leserreurs que j'ai eu :
Warning: mysql_connect() [function.mysql-connect]: Access denied for user 'root'@'localhost' (using password: YES) in C:\wamp\www\v1\accueil.php on line 2

Warning: mysql_select_db() [function.mysql-select-db]: Access denied for user 'ODBC'@'localhost' (using password: NO) in C:\wamp\www\v1\accueil.php on line 3

Warning: mysql_select_db() [function.mysql-select-db]: A link to the server could not be established in C:\wamp\www\v1\accueil.php on line 3

Warning: mysql_query() [function.mysql-query]: Access denied for user 'ODBC'@'localhost' (using password: NO) in C:\wamp\www\v1\accueil.php on line 4

Warning: mysql_query() [function.mysql-query]: A link to the server could not be established in C:\wamp\www\v1\accueil.php on line 4

Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in C:\wamp\www\v1\accueil.php on line 6

salut!
revois tes paramètres de connexion!

Daccord, j'utlitise le wamp , et donc , d'aprés ce que je sais ,
login : root,
pass: ' '
et le serveur : localhost

ou non ?

oui, c bien ça

je ne comprends pas ça

'ODBC'@'localhost'

.tu utilises l'ODBC pour te connecter à ta base de données?