diff --git a/htdocs/hrm/lib/hrm_skill.lib.php b/htdocs/hrm/lib/hrm_skill.lib.php
index 7ddaa166a04..a2393229cb5 100644
--- a/htdocs/hrm/lib/hrm_skill.lib.php
+++ b/htdocs/hrm/lib/hrm_skill.lib.php
@@ -95,12 +95,6 @@ function skillPrepareHead($object)
 }
 
 
-//Affichage des 5 trades  pour cet object
-function showTraductionNote($object)
-{
-}
-
-
 /**
  * 		Show html area for list of traduction
  *
diff --git a/htdocs/hrm/lib/hrm_skillrank.lib.php b/htdocs/hrm/lib/hrm_skillrank.lib.php
index e7937001bc2..2aca41504ad 100644
--- a/htdocs/hrm/lib/hrm_skillrank.lib.php
+++ b/htdocs/hrm/lib/hrm_skillrank.lib.php
@@ -94,6 +94,16 @@ function skillrankPrepareHead($object)
 	return $head;
 }
 
+/**
+ * Used to print ranks of a skill into several case, view or edit pour js necessary to select a rank
+ *
+ * @param int $selected_rank rank we want to preselect
+ * @param int $fk_skill id of skill we display ranks
+ * @param string $inputname html name of input
+ * @param string $mode view or edit
+ *
+ * @return string string result
+ */
 function displayRankInfos($selected_rank, $fk_skill, $inputname = 'TNote', $mode = 'view')
 {
 	global $db, $conf, $langs;
diff --git a/htdocs/hrm/position.php b/htdocs/hrm/position.php
index d0eb8159019..17dbef5f25d 100644
--- a/htdocs/hrm/position.php
+++ b/htdocs/hrm/position.php
@@ -188,17 +188,16 @@ llxHeader('', $title, $help_url);
 
 if ($job->id > 0 && (empty($action) || ($action != 'edit' && $action != 'create'))) {
 	DisplayJob($job);
-	DisplayPositionList($conf, $langs, $db);
+	DisplayPositionList();
 }
 
 
 /**
  * 		Show the top of the page including informations of a job
  *
- * 		@param	DoliDB			 $db			  Database handler
  * 		@param	Job		 	     $object		  Job object
- * 		@param  $permissiontoadd $permissiontoadd Rights/permissions
- * 		@return array
+ *
+ * 		@return void
  */
 function DisplayJob($object)
 {
@@ -266,16 +265,12 @@ function DisplayJob($object)
 
 /**
  * 		Show a list of positions for the current job
-
- *		@param	Conf			 $conf			  Object conf
- * 		@param	Translate		 $langs			  Object langs
- * 		@param	DoliDB			 $db			  Database handler
- * 		@param	Position	     $object		  Position object
- * 		@return array|void
+ *
+ * 		@return void
  */
-function DisplayPositionList($conf, $langs, $db)
+function DisplayPositionList()
 {
-	global $user,$langs, $db, $conf, $extrafields, $hookmanager, $permissiontoadd, $permissiontodelete;
+	global $user, $langs, $db, $conf, $extrafields, $hookmanager, $permissiontoadd, $permissiontodelete;
 
 	require_once DOL_DOCUMENT_ROOT . '/core/class/html.formcompany.class.php';
 	require_once DOL_DOCUMENT_ROOT . '/core/lib/date.lib.php';
@@ -897,7 +892,7 @@ function DisplayPositionList($conf, $langs, $db)
 
 		print $formfile->showdocuments('massfilesarea_hrm', '', $filedir, $urlsource, 0, $delallowed, '', 1, 1, 0, 48, 1, $param, $title, '', '', '', null, $hidegeneratedfilelistifempty);
 	}
-	return array($arrayfields, $object, $action, $obj, $totalarray);
+
 }
 
 // Part to create