diff --git a/css/swad16.105.3.css b/css/swad16.105.13.css
similarity index 99%
rename from css/swad16.105.3.css
rename to css/swad16.105.13.css
index f6d1065ca..65811b64a 100644
--- a/css/swad16.105.3.css
+++ b/css/swad16.105.13.css
@@ -502,7 +502,7 @@ a:hover						/* Default ==> underlined */
 		height:60px;
 		margin:0;
 		padding:0;
-		border-radius:5px 5px 0 0;
+		border-radius:4px 4px 0 0;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -516,7 +516,7 @@ a:hover						/* Default ==> underlined */
 		height:60px;
 		margin:0;
 		padding:0;
-		border-radius:5px 5px 0 0;
+		border-radius:4px 4px 0 0;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -550,7 +550,7 @@ a:hover						/* Default ==> underlined */
 		height:60px;
 		margin:0;
 		padding:0;
-		border-radius:5px 5px 0 0;
+		border-radius:4px 4px 0 0;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -564,7 +564,7 @@ a:hover						/* Default ==> underlined */
 		height:60px;
 		margin:0;
 		padding:0;
-		border-radius:5px 5px 0 0;
+		border-radius:4px 4px 0 0;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -598,7 +598,7 @@ a:hover						/* Default ==> underlined */
 		height:60px;
 		margin:0;
 		padding:0;
-		border-radius:5px 5px 0 0;
+		border-radius:4px 4px 0 0;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -612,7 +612,7 @@ a:hover						/* Default ==> underlined */
 		height:60px;
 		margin:0;
 		padding:0;
-		border-radius:5px 5px 0 0;
+		border-radius:4px 4px 0 0;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -753,7 +753,7 @@ a:hover						/* Default ==> underlined */
 		box-sizing:border-box;
 		margin:-6px 0 0 0;
 		padding:4px 0;
-		border-radius:6px;
+		border-radius:4px;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
@@ -768,7 +768,7 @@ a:hover						/* Default ==> underlined */
 		min-height:900px;
 		margin:-6px 0 0 0;
 		padding:4px 0;
-		border-radius:6px;
+		border-radius:4px;
 		box-shadow:inset 0 -1px 1px 0 rgba(50,50,50,0.2);
 		text-align:center;
 		vertical-align:top;
diff --git a/swad_changelog.h b/swad_changelog.h
index 8336c26a9..905d0d6e3 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -188,13 +188,14 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 16.105.12 (2016-12-21)"
-#define CSS_FILE		"swad16.105.3.css"
+#define Log_PLATFORM_VERSION	"SWAD 16.105.13 (2016-12-23)"
+#define CSS_FILE		"swad16.105.13.css"
 #define JS_FILE			"swad16.101.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 16.105.13:Dec 23, 2016	Changes in behaviour of labels in forms. (211411 lines)
         Version 16.105.12:Dec 21, 2016	Changes in behaviour of labels in forms. (211408 lines)
         Version 16.105.11:Dec 21, 2016	Changes in behaviour of labels in forms. (211323 lines)
         Version 16.105.10:Dec 21, 2016	Changes in behaviour of labels in forms. (211320 lines)
diff --git a/swad_forum.c b/swad_forum.c
index f59945632..9d20574c0 100644
--- a/swad_forum.c
+++ b/swad_forum.c
@@ -1890,14 +1890,16 @@ static void For_PutFormWhichForums (void)
 	WhichForums < For_NUM_WHICH_FORUMS;
 	WhichForums++)
      {
-      fprintf (Gbl.F.Out,"<li class=\"DAT LEFT_MIDDLE\""
+      fprintf (Gbl.F.Out,"<li class=\"LEFT_MIDDLE\""
 	                 " style=\"display:inline;\">"
+                         "<label class=\"DAT\">"
                          "<input type=\"radio\" name=\"WhichForum\" value=\"%u\"",
                (unsigned) WhichForums);
       if (WhichForums == Gbl.Forum.WhichForums)
          fprintf (Gbl.F.Out," checked=\"checked\"");
       fprintf (Gbl.F.Out," onclick=\"document.getElementById('%s').submit();\" />"
 	                 "%s"
+                         "</label>"
                          "</li>",
                Gbl.Form.Id,Txt_FORUM_WHICH_FORUM[WhichForums]);
      }