diff --git a/htdocs/commande/commande.class.php b/htdocs/commande/commande.class.php
index c1237bf0122..1d6dc9d4c73 100644
--- a/htdocs/commande/commande.class.php
+++ b/htdocs/commande/commande.class.php
@@ -431,6 +431,56 @@ class Commande
 		}
 	}
 
+
+  /**
+   * Ajoute une ligne de commande libre
+   *
+   */
+	function addline_libre($desc, $pu, $qty, $txtva, $fk_product=0, $remise_percent=0)
+	{
+		global $conf;
+		// Nettoyage parametres
+		$qty = ereg_replace(',','.',$qty);
+		$pu = ereg_replace(',','.',$pu);
+		$desc=trim($desc);
+		if (strlen(trim($qty))==0)
+		{
+			$qty=1;
+		}
+
+		// Verifs
+		if (! $this->brouillon) return -1;
+
+		$this->db->begin();
+
+		$remise = 0;
+		$price = round(ereg_replace(',','.',$pu), 2);
+		$subprice = $price;
+		if (trim(strlen($remise_percent)) > 0)
+		{
+			$remise = round(($pu * $remise_percent / 100), 2);
+			$price = $pu - $remise;
+		}
+
+		$sql = 'INSERT INTO '.MAIN_DB_PREFIX.'commandedet (fk_commande,label,description,fk_product, price,qty,tva_tx, remise_percent, subprice, remise)';
+		$sql .= " VALUES ($this->id, '" . addslashes($desc) . "','" . addslashes($desc) . "',$fk_product,".price2num($price).", '$qty', $txtva, $remise_percent,'".price2num($subprice)."','".price2num( $remise)."') ;";
+	  
+		if ( $this->db->query( $sql) )
+		{
+			$this->update_price();
+			$this->db->commit();
+			return 1;
+		}
+		else
+		{
+			$this->error=$this->db->error();
+			$this->db->rollback();
+			return -1;
+		}
+	}
+
+
+
 	/**
 	* Ajoute un produit dans la commande
 	*
diff --git a/htdocs/commande/fiche.php b/htdocs/commande/fiche.php
index 7a0aedec59e..7bfa8b6e4d2 100644
--- a/htdocs/commande/fiche.php
+++ b/htdocs/commande/fiche.php
@@ -150,9 +150,8 @@ if ($_POST['action'] == 'addligne' && $user->rights->commande->creer)
 		}
 		else
 		{
-			$result = $commande->addline(
+			$result = $commande->addline_libre(
 			$_POST['desc'],
-			$_POST['product_desc'],
 			$_POST['pu'],
 			$_POST['qty'],
 			$_POST['tva_tx'],