diff --git a/htdocs/core/ajax/row.php b/htdocs/core/ajax/row.php
index 27ed37348cc5b30f2f861695790deaaeb8a67b41..11ed633b2ac0224595db8a06f971a6717f5c0ea9 100644
--- a/htdocs/core/ajax/row.php
+++ b/htdocs/core/ajax/row.php
@@ -17,7 +17,8 @@
 
 /**
  *       \file       htdocs/core/ajax/row.php
- *       \brief      File to return Ajax response on Row move
+ *       \brief      File to return Ajax response on Row move. 
+ *                   This ajax page is called when doing an up or down drag and drop. 
  */
 
 if (! defined('NOTOKENRENEWAL')) define('NOTOKENRENEWAL','1'); // Disables token renewal
@@ -63,7 +64,7 @@ if ((isset($_POST['roworder']) && ! empty($_POST['roworder'])) && (isset($_POST[
 	$row->line_ajaxorder($newrowordertab);
 
 	// Reorder line to have position of chilren lines sharing same counter than parent lines
-	// This should be useless because there is no need to have children sharing same counter that parent.
+	// This should be useless because there is no need to have children sharing same counter than parent, but well, it's cleaner into database.
 	if (in_array($fk_element,array('fk_facture','fk_propal','fk_commande')))
 	{
 		$result=$row->line_order(true);