diff --git a/htdocs/commonobject.class.php b/htdocs/commonobject.class.php
index c327ce0021c..f8c20758be8 100644
--- a/htdocs/commonobject.class.php
+++ b/htdocs/commonobject.class.php
@@ -401,6 +401,17 @@ class CommonObject
 		$this->adresse = $adresse;
 		return $result;
 	}
+	
+    /**
+	 *		\brief		Read linked document
+	 */
+	function fetch_object()
+	{
+		$object = $this->origin;
+		$class = ucfirst($object);
+		$this->$object = new $class($this->db);
+		$this->$object->fetch($this->origin_id);
+	}
 
 
 	/**
diff --git a/htdocs/expedition/expedition.class.php b/htdocs/expedition/expedition.class.php
index adb0a173bba..b13865a456b 100644
--- a/htdocs/expedition/expedition.class.php
+++ b/htdocs/expedition/expedition.class.php
@@ -624,19 +624,6 @@ class Expedition extends CommonObject
 		}
 	}
 
-
-	/**
-	 * Lit le document associe
-	 *
-	 */
-	function fetch_object()
-	{
-		$object = $this->origin;
-		$class = ucfirst($object);
-		$this->$object = new $class($this->db);
-		$this->$object->fetch($this->origin_id);
-	}
-
 	/**
 	 *
 	 *
diff --git a/htdocs/livraison/livraison.class.php b/htdocs/livraison/livraison.class.php
index 78b63d61c00..0b57fc47058 100644
--- a/htdocs/livraison/livraison.class.php
+++ b/htdocs/livraison/livraison.class.php
@@ -617,19 +617,7 @@ class Livraison extends CommonObject
 		}
 	}
 
-
-	/**
-	* 	\brief	Read linked document
-	*/
-	function fetch_object()
-	{
-		$object = $this->origin;
-		$class = ucfirst($this->origin);
-		$this->$object = new $class($this->db);
-		$this->$object->fetch($this->origin_id);
-	}
-
-	/**
+   /**
 	*
 	*
 	*/