diff --git a/swad_changelog.h b/swad_changelog.h
index 639ed9a8..84f5acb5 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -178,13 +178,14 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 16.71.6 (2016-11-26)"
+#define Log_PLATFORM_VERSION	"SWAD 16.71.7 (2016-11-26)"
 #define CSS_FILE		"swad16.69.css"
 #define JS_FILE			"swad16.46.1.js"
 
 // Number of lines (includes comments but not blank lines) has been got with the following command:
 // nl swad*.c swad*.h css/swad*.css py/swad*.py js/swad*.js soap/swad*?.h sql/swad*.sql | tail -1
 /*
+        Version 16.71.7:  Nov 26, 2016	Code refactoring in timetable. (207626 lines)
         Version 16.71.6:  Nov 26, 2016	Selector "Only my groups"/"All groups" only of the course has groups.
 					Code refactoring in timetable. (207619 lines)
         Version 16.71.5:  Nov 26, 2016	Contextual help on course timetable. (207611 lines)
diff --git a/swad_timetable.c b/swad_timetable.c
index 9f683f3c..56750aff 100644
--- a/swad_timetable.c
+++ b/swad_timetable.c
@@ -116,6 +116,7 @@ bool TimeTableHoursChecked[TT_HOURS_PER_DAY*2];
 static void TT_ShowTimeTableGrpsSelected (void);
 static void TT_GetParamsTimeTable (void);
 static void TT_PutContextualIcons (void);
+static void TT_PutFormToSelectWhichGroupsToShow (void);
 
 static void TT_PutIconToViewCrsTT (void);
 static void TT_PutIconToViewMyTT (void);
@@ -230,12 +231,6 @@ void TT_ShowClassTimeTable (void)
       Hlp_PROFILE_Timetable,	// TT_MY_TIMETABLE
       NULL,			// TT_TUTOR_TIMETABLE
      };
-   Act_Action_t ActSeeTT[TT_NUM_TIMETABLE_TYPES] =
-     {
-      ActSeeCrsTT,	// TT_COURSE_TIMETABLE
-      ActSeeMyTT,	// TT_MY_TIMETABLE
-      ActUnk,		// TT_TUTOR_TIMETABLE
-     };
    Act_Action_t ActChgTT1stDay[TT_NUM_TIMETABLE_TYPES] =
      {
       ActChgCrsTT1stDay,// TT_COURSE_TIMETABLE
@@ -292,11 +287,7 @@ void TT_ShowClassTimeTable (void)
      {
       /***** Select whether show only my groups or all groups *****/
       if (Gbl.CurrentCrs.Grps.NumGrps)
-	{
-	 Act_FormStart (ActSeeTT[Gbl.TimeTable.Type]);
-	 Grp_ShowSelectorWhichGrps ();
-	 Act_FormEnd ();
-	}
+         TT_PutFormToSelectWhichGroupsToShow ();
 
       /***** Show form to change first day of week *****/
       Cal_ShowFormToSelFirstDayOfWeek (ActChgTT1stDay[Gbl.TimeTable.Type],
@@ -341,6 +332,24 @@ static void TT_PutContextualIcons (void)
 		             NULL);
   }
 
+/*****************************************************************************/
+/***************** Put form to select which groups to show *******************/
+/*****************************************************************************/
+
+static void TT_PutFormToSelectWhichGroupsToShow (void)
+  {
+   Act_Action_t ActSeeTT[TT_NUM_TIMETABLE_TYPES] =
+     {
+      ActSeeCrsTT,	// TT_COURSE_TIMETABLE
+      ActSeeMyTT,	// TT_MY_TIMETABLE
+      ActUnk,		// TT_TUTOR_TIMETABLE
+     };
+
+   Act_FormStart (ActSeeTT[Gbl.TimeTable.Type]);
+   Grp_ShowSelectorWhichGrps ();
+   Act_FormEnd ();
+  }
+
 /*****************************************************************************/
 /********************** Show course timetable for edition ********************/
 /*****************************************************************************/