moteur de recherche

echo 'Votre recherche <b>'.$arg_search.'</b> <hr size="1">';
/*connect to database*/
@mysql_connect(HOST,LOGIN,PASSWORD) or die('DATABASE 0 ?');
@mysql_select_db(DB) or die('DATABASE  1 ?');
/*petite protection facile*/
mysql_real_escape_string($arg_search);
/*on eclate les items on construit un tableau*/
$search_exploded = explode(" ",$arg_search);

$construct=""; $x=0;

    foreach($search_exploded as $search_each)
    {
    /*construction de la query*/
    if ($x==0)
    {$construct .= "nom LIKE '%$search_each%'";}
    else
    {$construct .= " OR nom LIKE '%$search_each%'";}
    $x++;
    }

//echo $construct;exit;

$construct = 'SELECT * FROM '.TB.' WHERE '.$construct;

$run = mysql_query($construct);