<?php 

$reponse2 = mysql_query("SELECT * FROM nj_objets WHERE id=".$_POST['id']." ");

$donnees2 = mysql_fetch_array($reponse2)



$reponse3 = mysql_query("SELECT * FROM nj_users WHERE id=".$_SESSION['id']." ");

$donnees3 = mysql_fetch_array($reponse3)



if (isset($_POST['acheter']))

{

    if($donnees3['zuly'] >= $donnees2['prix']){

    

       $prix= $donnees3['zuly'] - $donnees2['prix'];



        mysql_query("UPDATE nj_users SET zuly='" . $prix . "' WHERE id='".$donnees3['id']."'");

        mysql_query("INSERT INTO nj_mesobjets VALUES('', '" . $donnees2['id'] . "', '" .$donnees3['id']. "')");

        

        }

        if($donnees3['zuly'] < $donnees2['prix']){

        echo"Tu n\'as Pas Assez de Zulys Pour t\'acheter sa reviens plus tard!";

        }

}