function balise_ECATALOGUE_CURRENCY_SIGN_dyn($currency_code = false, $sign = 'sign_pre')
{
    require_once _DIR_PLUGIN_ECATALOGUE . 'classes/class.CurrencyModel.php';
    $currency_mdl = new CurrencyModel();
    // If $currency_code isn't defined, current currency sign will be returned
    if (!$currency_code) {
        $currency = $currency_mdl->GetCurrentCurrency();
    } else {
        $currency = $currency_mdl->SelectByCode($currency_code);
    }
    //$sign = $currency[$sign];
    include_spip('inc/filtres');
    if ($currency) {
        $sign = extraire_multi($currency[$sign]);
    } else {
        $sign = '';
    }
    return array('balise/ecatalogue_currency_sign', 0, array('sign' => $sign));
}