diff --git a/htdocs/product/admin/product.php b/htdocs/product/admin/product.php
index e2e06bef551..eeeaa094f29 100644
--- a/htdocs/product/admin/product.php
+++ b/htdocs/product/admin/product.php
@@ -144,16 +144,17 @@ if ($action == 'other') {
 	$value = GETPOST('activate_usesearchtoselectproduct', 'alpha');
 	$res = dolibarr_set_const($db, "PRODUIT_USE_SEARCH_TO_SELECT", $value, 'chaine', 0, '', $conf->entity);
 
-	$value = GETPOST('activate_useProdFournDesc', 'alpha');
-	$res = dolibarr_set_const($db, "PRODUIT_FOURN_TEXTS", $value, 'chaine', 0, '', $conf->entity);
-
 	$value = GETPOST('activate_FillProductDescAuto', 'alpha');
 	$res = dolibarr_set_const($db, "PRODUIT_AUTOFILL_DESC", $value, 'chaine', 0, '', $conf->entity);
 
-	$value = GETPOST('activate_useProdSupplierPackaging', 'alpha');
+	$value = GETPOST('PRODUIT_FOURN_TEXTS', 'alpha');
+	$res = dolibarr_set_const($db, "PRODUIT_FOURN_TEXTS", $value, 'chaine', 0, '', $conf->entity);
+
+	$value = GETPOST('PRODUCT_USE_SUPPLIER_PACKAGING', 'alpha');
 	$res = dolibarr_set_const($db, "PRODUCT_USE_SUPPLIER_PACKAGING", $value, 'chaine', 0, '', $conf->entity);
 }
 
+
 if ($action == 'specimen') { // For products
 	$modele = GETPOST('module', 'alpha');
 
@@ -233,12 +234,22 @@ if ($action == 'set') {
 	}
 }
 
-//if ($action == 'other')
-//{
-//    $value = GETPOST('activate_units', 'alpha');
-//    $res = dolibarr_set_const($db, "PRODUCT_USE_UNITS", $value, 'chaine', 0, '', $conf->entity);
-//	if (! $res > 0) $error++;
-//}
+// To enable a constant whithout javascript
+if (preg_match('/set_(.+)/', $action, $reg)) {
+	$keyforvar = $reg[1];
+	if ($keyforvar) {
+		$value = 1;
+		$res = dolibarr_set_const($db, $keyforvar, $value, 'chaine', 0, '', $conf->entity);
+	}
+}
+
+// To disable a constant whithout javascript
+if (preg_match('/del_(.+)/', $action, $reg)) {
+	$keyforvar = $reg[1];
+	if ($keyforvar) {
+		$res = dolibarr_del_const($db, $keyforvar, $conf->entity);
+	}
+}
 
 if ($action) {
 	if (!$error) {
@@ -573,7 +584,7 @@ print '</tr>';
 if (!empty($conf->global->PRODUIT_MULTIPRICES) || !empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES)) {
 	print '<tr class="oddeven">';
 	print '<td>'.$langs->trans("MultiPricesNumPrices").'</td>';
-	print '<td class="right"><input size="3" type="text" class="flat" name="value_PRODUIT_MULTIPRICES_LIMIT" value="'.$conf->global->PRODUIT_MULTIPRICES_LIMIT.'"></td>';
+	print '<td class="right"><input size="3" type="text" class="flat right" name="value_PRODUIT_MULTIPRICES_LIMIT" value="'.$conf->global->PRODUIT_MULTIPRICES_LIMIT.'"></td>';
 	print '</tr>';
 }
 
@@ -587,16 +598,18 @@ print '</tr>';
 
 if ((!empty($conf->fournisseur->enabled) && empty($conf->global->MAIN_USE_NEW_SUPPLIERMOD)) || !empty($conf->supplier_order->enabled) || !empty($conf->supplier_invoice->enabled)) {
 	print '<tr class="oddeven">';
-	print '<td>'.$langs->trans("UseProductFournDesc").'</td>';
-	print '<td class="right">';
-	print $form->selectyesno("activate_useProdFournDesc", (!empty($conf->global->PRODUIT_FOURN_TEXTS) ? $conf->global->PRODUIT_FOURN_TEXTS : 0), 1);
+	print '<td>'.$langs->trans("UseProductSupplierPackaging").'</td>';
+	print '<td align="right">';
+	print ajax_constantonoff("PRODUCT_USE_SUPPLIER_PACKAGING", array(), $conf->entity, 0, 0, 0, 0);
+	//print $form->selectyesno("activate_useProdSupplierPackaging", (!empty($conf->global->PRODUCT_USE_SUPPLIER_PACKAGING) ? $conf->global->PRODUCT_USE_SUPPLIER_PACKAGING : 0), 1);
 	print '</td>';
 	print '</tr>';
 
 	print '<tr class="oddeven">';
-	print '<td>'.$langs->trans("UseProductSupplierPackaging").'</td>';
-	print '<td align="right">';
-	print $form->selectyesno("activate_useProdSupplierPackaging", (!empty($conf->global->PRODUCT_USE_SUPPLIER_PACKAGING) ? $conf->global->PRODUCT_USE_SUPPLIER_PACKAGING : 0), 1);
+	print '<td>'.$langs->trans("UseProductFournDesc").'</td>';
+	print '<td class="right">';
+	print ajax_constantonoff("PRODUIT_FOURN_TEXTS", array(), $conf->entity, 0, 0, 0, 0);
+	//print $form->selectyesno("activate_useProdFournDesc", (!empty($conf->global->PRODUIT_FOURN_TEXTS) ? $conf->global->PRODUIT_FOURN_TEXTS : 0), 1);
 	print '</td>';
 	print '</tr>';
 }