diff --git a/css/swad_desktop.css b/css/swad_desktop.css
index b601043fb..2b09b163c 100644
--- a/css/swad_desktop.css
+++ b/css/swad_desktop.css
@@ -101,7 +101,7 @@ hr.YELLOW_SEPARA	{height:0; border-top:0; border-bottom:#BD4815 dotted 1px;}
 	padding:6px;
 	border-radius:6px;
 	font-family:Arial,"Nimbus Sans L","DejaVu LGC Sans","Bitstream Vera Sans",sans-serif;
-	font-size:13pt;
+	font-size:14pt;
 	color:#398000;
 	overflow:hidden;
 	}
diff --git a/css/swad_mobile.css b/css/swad_mobile.css
index e062e65e5..b734eef6d 100644
--- a/css/swad_mobile.css
+++ b/css/swad_mobile.css
@@ -73,7 +73,7 @@ form			{margin:0; display:inline;}
 	padding:6px;
 	border-radius:6px;
 	font-family:Arial,"Nimbus Sans L","DejaVu LGC Sans","Bitstream Vera Sans",sans-serif;
-	font-size:13pt;
+	font-size:14pt;
 	color:#398000;
 	overflow:hidden;
 	}
diff --git a/swad_QR.c b/swad_QR.c
index a516c1509..4f689be10 100644
--- a/swad_QR.c
+++ b/swad_QR.c
@@ -41,7 +41,7 @@
 /***************************** Internal constants ****************************/
 /*****************************************************************************/
 
-#define QR_CODE_SIZE	((6+25+6)*9)	// Changed!
+#define QR_CODE_SIZE	((6+25+6)*9)
 #define QR_DEFAULT_TYPE QR_ID
 
 /*****************************************************************************/
@@ -106,11 +106,11 @@ void QR_PrintQRCode (void)
 
 static void QR_ImageQRCode (const char *QRString)
   {
-   fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\" style=\"width:%upx;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\" style=\"width:%upx;\">"
                       "<img src=\"https://chart.googleapis.com/chart?cht=qr&amp;chs=%ux%u&amp;chl=%s\""
                       " alt=\"%s\" title=\"%s\""
-                      " style=\"width:%upx; height:%upx;"	// Changed!
-                      " border:1px dashed silver;\" />"	// Changed!
+                      " style=\"width:%upx; height:%upx;"
+                      " border:1px dashed silver;\" />"
                       "<br />"
                       "<span class=\"DAT\">%s</span>"
                       "</div>",
@@ -133,10 +133,10 @@ void QR_LinkTo (unsigned Size,const char *ParamStr,long Cod)
    extern const char *Txt_STR_LANG_ID[Txt_NUM_LANGUAGES];
 
    /***** Show QR code with direct link to the current centre *****/
-   fprintf (Gbl.F.Out,"<img src=\"https://chart.googleapis.com/chart?cht=qr&amp;chs=%ux%u&amp;chl=%s/%s?%s=%ld\""	// Changed!
+   fprintf (Gbl.F.Out,"<img src=\"https://chart.googleapis.com/chart?cht=qr&amp;chs=%ux%u&amp;chl=%s/%s?%s=%ld\""
                       " alt=\"%s\" title=\"%s\""
-                      " style=\"width:%upx; height:%upx;\" />",	// Changed!
-            Size,Size,	// Changed!
+                      " style=\"width:%upx; height:%upx;\" />",
+            Size,Size,
             Cfg_HTTPS_URL_SWAD_CGI,Txt_STR_LANG_ID[Gbl.Prefs.Language],ParamStr,Cod,
             Txt_Shortcut,
             Txt_Shortcut,
@@ -155,9 +155,9 @@ void QR_ExamAnnnouncement (void)
    fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\">"
                       "<img src=\"https://chart.googleapis.com/chart?cht=qr&amp;chs=%ux%u&amp;chl=%s/?crs=%ld%%26act=%ld\""
                       " alt=\"%s\" title=\"%s\""
-                      " style=\"width:300px; height:300px;\" />"	// Changed!
+                      " style=\"width:300px; height:300px;\" />"
                       "</div>",
-            300,300,	// Changed!
+            300,300,
             Cfg_HTTPS_URL_SWAD_CGI,Gbl.CurrentCrs.Crs.CrsCod,Act_Actions[ActSeeExaAnn].ActCod,
             Txt_Link_to_announcement_of_exam,
             Txt_Link_to_announcement_of_exam);
diff --git a/swad_QR.h b/swad_QR.h
index 99b96f7a2..2415496ae 100644
--- a/swad_QR.h
+++ b/swad_QR.h
@@ -42,7 +42,7 @@
 void QR_PutLinkToPrintQRCode (struct UsrData *UsrDat,bool PrintText);
 void QR_PrintQRCode (void);
 
-void QR_LinkTo (unsigned Size,const char *ParamStr,long Cod);	// Changed!
+void QR_LinkTo (unsigned Size,const char *ParamStr,long Cod);
 void QR_ExamAnnnouncement (void);
 
 #endif
diff --git a/swad_action.c b/swad_action.c
index a9bca220c..49e6fdefb 100644
--- a/swad_action.c
+++ b/swad_action.c
@@ -4874,12 +4874,12 @@ void Act_WriteBigMFUActions (struct Act_ListMFUActions *ListMFUActions)
          /* Icon and text */
          fprintf (Gbl.F.Out,"<tr>"
                             "<td class=\"LEFT_MIDDLE\""
-                            " style=\"padding-left:3px;\">");	// Changed!
+                            " style=\"padding-left:3px;\">");
          Act_FormStart (Action);
          Act_LinkFormSubmit (TabMenuStr,The_ClassFormNoWrap[Gbl.Prefs.Theme]);
 	 fprintf (Gbl.F.Out,"<img src=\"%s/%s/%s64x64.gif\""
 	                    " alt=\"%s\" title=\"%s\""
-	                    " class=\"ICON32x32\" style=\"margin:6px;\" />",	// Changed!
+	                    " class=\"ICON32x32\" style=\"margin:6px;\" />",
 		  Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
 		  Act_Actions[Action].Icon,
 		  MenuStr,TabMenuStr);
@@ -4944,7 +4944,7 @@ void Act_WriteSmallMFUActions (struct Act_ListMFUActions *ListMFUActions)
          fprintf (Gbl.F.Out,"<img src=\"%s/%s/%s64x64.gif\""
                             " alt=\"%s\" title=\"%s\""
                             " class=\"ICON16x16\""
-                            " style=\"margin:1px;\" />",	// Changed!
+                            " style=\"margin:1px;\" />",
                   Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
                   Act_Actions[Action].Icon,
                   MenuStr,TabMenuStr);
diff --git a/swad_announcement.c b/swad_announcement.c
index 0974180a3..5d6211da2 100644
--- a/swad_announcement.c
+++ b/swad_announcement.c
@@ -209,7 +209,7 @@ static void Ann_ShowAnnouncement (long AnnCod,const char *Subject,const char *Co
 
    /***** Start yellow note *****/
    fprintf (Gbl.F.Out,"<div class=\"NOTICE_CONTAINER\""
-	              " style=\"width:600px;\">");	// Changed!
+	              " style=\"width:600px;\">");
 
    /***** Write the content of the announcement *****/
    fprintf (Gbl.F.Out,"<div class=\"NOTICE_SUBJECT\">%s</div>",
@@ -220,7 +220,7 @@ static void Ann_ShowAnnouncement (long AnnCod,const char *Subject,const char *Co
             Content);
 
    /***** Write form *****/
-   fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\" style=\"margin:15px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\" style=\"margin:15px;\">");
 
    if (ShowAllAnnouncements)
      {
diff --git a/swad_attendance.c b/swad_attendance.c
index 282808ffc..df9dda96f 100644
--- a/swad_attendance.c
+++ b/swad_attendance.c
@@ -1887,7 +1887,7 @@ static void Att_ListAttOnlyMeAsStudent (struct AttendanceEvent *Att)
 		      "<th></th>"
 		      "<th></th>");
    if (Gbl.Usrs.Listing.WithPhotos)
-      fprintf (Gbl.F.Out,"<th style=\"width:27px;\"></th>");	// Changed!
+      fprintf (Gbl.F.Out,"<th style=\"width:27px;\"></th>");
    fprintf (Gbl.F.Out,"<th colspan=\"2\" class=\"TIT_TBL LEFT_MIDDLE\">"
 	              "%s"
 	              "</th>"
@@ -1958,7 +1958,7 @@ static void Att_ListAttStudents (struct AttendanceEvent *Att)
                          "<th></th>"
                          "<th></th>");
       if (Gbl.Usrs.Listing.WithPhotos)
-         fprintf (Gbl.F.Out,"<th style=\"width:27px;\"></th>");	// Changed!
+         fprintf (Gbl.F.Out,"<th style=\"width:27px;\"></th>");
       fprintf (Gbl.F.Out,"<th colspan=\"2\" class=\"LEFT_MIDDLE\">"
 	                 "%s"
 	                 "</th>"
@@ -3158,7 +3158,7 @@ static void Att_WriteRowStdSeveralAttEvents (unsigned NumStd,struct UsrData *Usr
    if (Gbl.Usrs.Listing.WithPhotos)
      {
       fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE COLOR%u\""
-	                 " style=\"width:27px;\">",	// Changed!
+	                 " style=\"width:27px;\">",
 	       Gbl.RowEvenOdd);
       ShowPhoto = Pho_ShowUsrPhotoIsAllowed (UsrDat,PhotoURL);
       Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
@@ -3292,7 +3292,7 @@ static void Att_ListAttEventsForAStd (unsigned NumStd,struct UsrData *UsrDat)
 
    /***** Show student's photo *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE COLOR%u\""
-	              " style=\"width:27px;\">",	// Changed!
+	              " style=\"width:27px;\">",
             Gbl.RowEvenOdd);
    ShowPhoto = Pho_ShowUsrPhotoIsAllowed (UsrDat,PhotoURL);
    Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
diff --git a/swad_banner.c b/swad_banner.c
index 527f2636e..b81200d77 100644
--- a/swad_banner.c
+++ b/swad_banner.c
@@ -906,7 +906,7 @@ void Ban_WriteMenuWithBanners (void)
      {
       /* Write data of this banner */
       fprintf (Gbl.F.Out,"<tr>"
-                         "<td class=\"LEFT_MIDDLE\" style=\"width:180px;\">");	// Changed!
+                         "<td class=\"LEFT_MIDDLE\" style=\"width:180px;\">");
       Act_FormStart (ActClkBan);
       Ban_PutParamBanCod (Gbl.Banners.Lst[NumBan].BanCod);
       Par_PutHiddenParamString ("URL",Gbl.Banners.Lst[NumBan].WWW);
diff --git a/swad_calendar.c b/swad_calendar.c
index cf6856c1b..8ce0f056d 100644
--- a/swad_calendar.c
+++ b/swad_calendar.c
@@ -142,7 +142,7 @@ void Cal_DrawCalendar (void)
    /***** Draw several months *****/
    fprintf (Gbl.F.Out,"<tr>"
 	              "<td class=\"CENTER_TOP\">"
-	              "<table style=\"border-spacing:7px;\">");	// Changed!
+	              "<table style=\"border-spacing:7px;\">");
    for (Row = 0;
 	Row < 4;
 	Row++)
@@ -152,7 +152,7 @@ void Cal_DrawCalendar (void)
 	   Col < 4;
 	   Col++)
 	{
-	 fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:180px;\">");	// Changed!
+	 fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:180px;\">");
 	 Cal_DrawMonth (Year,Month,true,!PrintView,(Gbl.CurrentAct == ActPrnCal));
 	 fprintf (Gbl.F.Out,"</td>");
 	 if (++Month == 13)
diff --git a/swad_centre.c b/swad_centre.c
index a7792abf4..449fe4fc9 100644
--- a/swad_centre.c
+++ b/swad_centre.c
@@ -432,7 +432,7 @@ static void Ctr_Configuration (bool PrintView)
 			    "<td class=\"DAT LEFT_MIDDLE\">",
 		  The_ClassForm[Gbl.Prefs.Theme],
 		  Txt_QR_code);
-	 QR_LinkTo (300,"ctr",Gbl.CurrentCtr.Ctr.CtrCod);	// Changed!
+	 QR_LinkTo (300,"ctr",Gbl.CurrentCtr.Ctr.CtrCod);
 	 fprintf (Gbl.F.Out,"</td>"
 			    "</tr>");
 	}
@@ -1046,7 +1046,7 @@ void Ctr_WriteSelectorOfCentre (void)
 
    /***** Start form *****/
    Act_FormGoToStart (ActSeeDeg);
-   fprintf (Gbl.F.Out,"<select name=\"ctr\" style=\"width:210px;\"");	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"ctr\" style=\"width:210px;\"");
    if (Gbl.CurrentIns.Ins.InsCod > 0)
       fprintf (Gbl.F.Out," onchange=\"javascript:document.getElementById('%s').submit();\"",
                Gbl.FormId);
@@ -1164,7 +1164,7 @@ static void Ctr_ListCentresForEdition (void)
 
       /* Centre logo */
       fprintf (Gbl.F.Out,"<td title=\"%s\" class=\"LEFT_MIDDLE\""
-	                 " style=\"width:30px;\">",	// Changed!
+	                 " style=\"width:30px;\">",
                Ctr->FullName);
       Log_DrawLogo (Sco_SCOPE_CTR,Ctr->CtrCod,Ctr->ShortName,16,NULL,true);
       fprintf (Gbl.F.Out,"</td>");
@@ -1175,7 +1175,7 @@ static void Ctr_ListCentresForEdition (void)
 	{
 	 Act_FormStart (ActChgCtrIns);
 	 Ctr_PutParamOtherCtrCod (Ctr->CtrCod);
-	 fprintf (Gbl.F.Out,"<select name=\"OthInsCod\" style=\"width:75px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"OthInsCod\" style=\"width:75px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">",
 		  Gbl.FormId);
 	 for (NumIns = 0;
@@ -1199,7 +1199,7 @@ static void Ctr_ListCentresForEdition (void)
 	{
 	 Act_FormStart (ActChgCtrPlc);
 	 Ctr_PutParamOtherCtrCod (Ctr->CtrCod);
-	 fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:75px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:75px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">",
 		  Gbl.FormId);
 	 fprintf (Gbl.F.Out,"<option value=\"0\"");
@@ -1300,7 +1300,7 @@ static void Ctr_ListCentresForEdition (void)
 	{
 	 Act_FormStart (ActChgCtrSta);
 	 Ctr_PutParamOtherCtrCod (Ctr->CtrCod);
-	 fprintf (Gbl.F.Out,"<select name=\"Status\" style=\"width:120px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"Status\" style=\"width:120px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">"
 			    "<option value=\"%u\" selected=\"selected\">%s</option>"
 			    "<option value=\"%u\">%s</option>"
@@ -1319,10 +1319,10 @@ static void Ctr_ListCentresForEdition (void)
       /* Centre requester */
       UsrDat.UsrCod = Ctr->RequesterUsrCod;
       Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-			 "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+			 "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 			 "<tr>");
-      Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);	// Changed!
+      Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);
       fprintf (Gbl.F.Out,"</tr>"
 			 "</table>"
 			 "</td>"
@@ -1960,13 +1960,13 @@ static void Ctr_PutFormToCreateCentre (void)
    fprintf (Gbl.F.Out,"<td></td>");
 
    /***** Centre logo *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:30px;\">");
    Log_DrawLogo (Sco_SCOPE_CTR,-1L,"",16,NULL,true);
    fprintf (Gbl.F.Out,"</td>");
 
    /***** Institution *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
-                      "<select name=\"OthInsCod\" style=\"width:75px;\""	// Changed!
+                      "<select name=\"OthInsCod\" style=\"width:75px;\""
                       " disabled=\"disabled\">"
                       "<option value=\"%ld\" selected=\"selected\">"
                       "%s"
@@ -1978,7 +1978,7 @@ static void Ctr_PutFormToCreateCentre (void)
 
    /***** Place *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
-                      "<select name=\"PlcCod\" style=\"width:75px;\">"	// Changed!
+                      "<select name=\"PlcCod\" style=\"width:75px;\">"
                       "<option value=\"0\"");
    if (Ctr->PlcCod == 0)
       fprintf (Gbl.F.Out," selected=\"selected\"");
@@ -2029,10 +2029,10 @@ static void Ctr_PutFormToCreateCentre (void)
             Txt_CENTRE_STATUS[Ctr_STATUS_PENDING]);
 
    /***** Centre requester *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 		      "<tr>");
-   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);	// Changed!
+   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);
    fprintf (Gbl.F.Out,"</tr>"
 		      "</table>"
 		      "</td>"
@@ -2128,7 +2128,7 @@ static void Ctr_PutHeadCentresForEdition (void)
                       "<th class=\"RIGHT_MIDDLE\">"
                       "%s"
                       "</th>"
-                      "<th style=\"width:30px;\"></th>"	// Changed!
+                      "<th style=\"width:30px;\"></th>"
                       "<th class=\"LEFT_MIDDLE\">"
                       "%s"
                       "</th>"
diff --git a/swad_changelog.h b/swad_changelog.h
index c95565c1f..c5533022d 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -98,13 +98,14 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 15.0.1 (2015/09/23)"
+#define Log_PLATFORM_VERSION	"SWAD 15.0.2 (2015/09/24)"
 
 // 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
 /*
 BUG: Enlace a "Instituciones" sale erróneamente en País > Información > Imprimir.
 
+        Version 15.0.2:   Sep 24, 2015	New layout in preferences. (185011 lines)
         Version 15.0.1:   Sep 23, 2015	Fix bugs in size of background images. (185006 lines)
         Version 15.0:     Sep 23, 2015	All sizes are multiplied by 1.5 (50% bigger). (184885 lines)
         Version 14.135:   Sep 23, 2015	Option to show last clicks in real time is moved inside "Users - Connected". (184883 lines)
diff --git a/swad_chat.c b/swad_chat.c
index ec6f34be1..e69e56e14 100644
--- a/swad_chat.c
+++ b/swad_chat.c
@@ -121,7 +121,7 @@ void Cht_ShowListOfAvailableChatRooms (void)
                       "<ul class=\"LIST_LEFT\">");
 
    /***** Title of top level *****/
-   fprintf (Gbl.F.Out,"<li class=\"DAT\" style=\"height:30px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<li class=\"DAT\" style=\"height:30px;\">"
                       "<img src=\"%s/chat16x16.gif\""
 	              " alt=\"%s\" title=\"%s\""
 	              " class=\"ICON16x16\" />"
@@ -301,7 +301,7 @@ static void Cht_WriteLinkToChat1 (const char *RoomCode,const char *RoomShortName
   {
    extern const char *The_ClassForm[The_NUM_THEMES];
 
-   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
    Lay_IndentDependingOnLevel (Level,IsLastItemInLevel);
    Act_FormStart (ActCht);
    Cht_WriteParamsRoomCodeAndNames (RoomCode,RoomShortName,RoomFullName);
diff --git a/swad_config.h b/swad_config.h
index 32287b86c..6a48b1ac1 100644
--- a/swad_config.h
+++ b/swad_config.h
@@ -73,8 +73,8 @@
 #define Cfg_ABOUT_NAME				"Centro de Educaci&oacute;n Virtual de la Universidad Nacional de Asunci&oacute;n"
 #define Cfg_ABOUT_URL				"http://www.cevuna.una.py/"
 #define Cfg_ABOUT_LOGO				"cevuna.una.py100x32.gif"
-#define Cfg_ABOUT_LOGO_WIDTH			150	// Changed!
-#define Cfg_ABOUT_LOGO_HEIGHT			48	// Changed!
+#define Cfg_ABOUT_LOGO_WIDTH			150
+#define Cfg_ABOUT_LOGO_HEIGHT			48
 
 #define Cfg_DEFAULT_COLUMNS			Lay_SHOW_BOTH_COLUMNS
 #define Cfg_DEFAULT_ACTION_WHEN_NO_USR_LOGGED	ActFrmUsrAcc
diff --git a/swad_connected.c b/swad_connected.c
index 6d8f0caa7..fb380495e 100644
--- a/swad_connected.c
+++ b/swad_connected.c
@@ -101,7 +101,7 @@ void Con_ShowConnectedUsrs (void)
    /***** Put form to update connected users *****/
    fprintf (Gbl.F.Out,"<tr>"
                       "<td class=\"CENTER_MIDDLE\""
-                      " style=\"padding-bottom:15px;\">");	// Changed!
+                      " style=\"padding-bottom:15px;\">");
    Act_FormStart (ActLstCon);
    Gbl.Scope.Current = Sco_SCOPE_CRS;
    if (Gbl.Usrs.Me.LoggedRole >= Rol_DEG_ADM)
@@ -201,23 +201,23 @@ void Con_GetAndShowLastClicks (void)
    fprintf (Gbl.F.Out,"<table class=\"TABLE10\">"
                       "<tr>"
                       "<th class=\"LEFT_MIDDLE\""
-                      " style=\"width:105px;\">"	// Changed!
+                      " style=\"width:105px;\">"
                       "%s"
                       "</th>"
                       "<th class=\"LEFT_MIDDLE\""
-                      " style=\"width:90px;\">"	// Changed!
+                      " style=\"width:90px;\">"
                       "%s"
                       "</th>"
                       "<th class=\"LEFT_MIDDLE\""
-                      " style=\"width:150px;\">"	// Changed!
+                      " style=\"width:150px;\">"
                       "%s"
                       "</th>"
                       "<th class=\"LEFT_MIDDLE\""
-                      " style=\"width:225px;\">"	// Changed!
+                      " style=\"width:225px;\">"
                       "%s"
                       "</th>"
                       "<th class=\"LEFT_MIDDLE\""
-                      " style=\"width:330px;\">"	// Changed!
+                      " style=\"width:330px;\">"
                       "%s"
                       "</th>"
                       "</tr>",
@@ -297,12 +297,12 @@ void Con_ShowGlobalConnectedUsrs (void)
 
    /***** Start table *****/
    fprintf (Gbl.F.Out,"<div class=\"CONNECTED\""
-	              " style=\"width:165px; \">"	// Changed!
-                      "<table style=\"width:165px;\">");	// Changed!
+	              " style=\"width:165px; \">"
+                      "<table style=\"width:165px;\">");
 
    /***** Write total number of sessions *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"	// Changed!
+                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"
                       "%u %s"
                       "</td>"
                       "</tr>",
@@ -312,7 +312,7 @@ void Con_ShowGlobalConnectedUsrs (void)
 
    /***** Write total number of users *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"	// Changed!
+                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"
                       "%u %s:"
                       "</td>"
                       "</tr>",
@@ -322,7 +322,7 @@ void Con_ShowGlobalConnectedUsrs (void)
 
    /***** Write total number of students *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"	// Changed!
+                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"
                       "%u %s"
                       "</td>"
                       "</tr>",
@@ -332,7 +332,7 @@ void Con_ShowGlobalConnectedUsrs (void)
 
    /***** Write total number of teachers *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"	// Changed!
+                      "<td class=\"CENTER_TOP\" style=\"width:165px;\">"
                       "%u %s"
                       "</td>"
                       "</tr>",
@@ -343,7 +343,7 @@ void Con_ShowGlobalConnectedUsrs (void)
    /***** Write total number of users who do not belong to any course *****/
    if (WithoutCoursesTotal)
       fprintf (Gbl.F.Out,"<tr>"
-                         "<td class=\"CENTER_TOP\" style=\"width:165px;\">"	// Changed!
+                         "<td class=\"CENTER_TOP\" style=\"width:165px;\">"
                          "%u %s"
                          "</td>"
                          "</tr>",
@@ -457,12 +457,12 @@ void Con_ShowConnectedUsrsBelongingToScope (void)
    switch (Gbl.Usrs.Connected.WhereToShow)
      {
       case Con_SHOW_ON_MAIN_ZONE:
-         fprintf (Gbl.F.Out,"<div class=\"CONNECTED\" style=\"width:468px;\">"	// Changed!
+         fprintf (Gbl.F.Out,"<div class=\"CONNECTED\" style=\"width:468px;\">"
                             "<table>");
 	 break;
       case Con_SHOW_ON_RIGHT_COLUMN:
-         fprintf (Gbl.F.Out,"<div class=\"CONNECTED\" style=\"width:165px;\">"	// Changed!
-                            "<table style=\"width:165px;\">");	// Changed!
+         fprintf (Gbl.F.Out,"<div class=\"CONNECTED\" style=\"width:165px;\">"
+                            "<table style=\"width:165px;\">");
          break;
      }
 
@@ -601,7 +601,7 @@ static void Con_ShowConnectedUsrsWithARoleBelongingToCurrentLocationOnRightColum
       Gbl.Usrs.Connected.NumUsrsToList = Cfg_MAX_CONNECTED_SHOWN;
    fprintf (Gbl.F.Out,"<tr>"
                       "<td colspan=\"3\" class=\"CENTER_TOP\""
-                      " style=\"width:165px;\">"	// Changed!
+                      " style=\"width:165px;\">"
                       "%u %s"
                       "</td>"
                       "</tr>",
@@ -1017,7 +1017,7 @@ static void Con_WriteRowConnectedUsrOnRightColumn (Rol_Role_t Role)
    /***** Show photo *****/
    fprintf (Gbl.F.Out,"<tr>"
 	              "<td class=\"LEFT_MIDDLE COLOR%u\""
-	              " style=\"width:27px;\">",	// Changed!
+	              " style=\"width:27px;\">",
 	    Gbl.RowEvenOdd);
    sprintf (Gbl.FormId,"form_con_%d",++Gbl.NumFormConnectedUsrs);
    Act_FormStartId (ActSeePubPrf,Gbl.FormId);
@@ -1033,7 +1033,7 @@ static void Con_WriteRowConnectedUsrOnRightColumn (Rol_Role_t Role)
 
    /***** Write full name and link *****/
    fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE COLOR%u\""
-	              " style=\"width:81px;\">",	// Changed!
+	              " style=\"width:81px;\">",
 	    Font,Gbl.RowEvenOdd);
    sprintf (Gbl.FormId,"form_con_%d",++Gbl.NumFormConnectedUsrs);
    Act_FormStartId ((Role == Rol_STUDENT) ? ActSeeRecOneStd :
@@ -1048,7 +1048,7 @@ static void Con_WriteRowConnectedUsrOnRightColumn (Rol_Role_t Role)
 
    /***** Write time from last access *****/
    fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_MIDDLE COLOR%u\""
-	              " style=\"width:57px;\">",	// Changed!
+	              " style=\"width:57px;\">",
             Font,Gbl.RowEvenOdd);
 
    fprintf (Gbl.F.Out,"<div id=\"hm%u\">",
@@ -1214,7 +1214,7 @@ static void Con_ShowConnectedUsrsCurrentLocationOneByOneOnMainZone (Rol_Role_t R
          /***** Show photo *****/
          fprintf (Gbl.F.Out,"<tr>"
                             "<td class=\"LEFT_MIDDLE COLOR%u\""
-                            " style=\"width:27px;\">",	// Changed!
+                            " style=\"width:27px;\">",
                   Gbl.RowEvenOdd);
          ShowPhoto = Pho_ShowUsrPhotoIsAllowed (&UsrDat,PhotoURL);
          Pho_ShowUsrPhoto (&UsrDat,ShowPhoto ? PhotoURL :
@@ -1224,7 +1224,7 @@ static void Con_ShowConnectedUsrsCurrentLocationOneByOneOnMainZone (Rol_Role_t R
 
          /***** Write full name and link *****/
          fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE COLOR%u\""
-                            " style=\"width:384px;\">",	// Changed!
+                            " style=\"width:384px;\">",
                   Font,Gbl.RowEvenOdd);
          if (PutLinkToRecord)
            {
@@ -1243,7 +1243,7 @@ static void Con_ShowConnectedUsrsCurrentLocationOneByOneOnMainZone (Rol_Role_t R
 
          /***** Write time from last access *****/
          fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_MIDDLE COLOR%u\""
-                            " style=\"width:57px;\">",	// Changed!
+                            " style=\"width:57px;\">",
                   Font,Gbl.RowEvenOdd);
 	 Hours   = Seconds / (60 * 60);
 	 Minutes = (Seconds / 60) % 60;
diff --git a/swad_country.c b/swad_country.c
index 2cacc32a9..c163b31c6 100644
--- a/swad_country.c
+++ b/swad_country.c
@@ -348,7 +348,7 @@ static void Cty_Configuration (bool PrintView)
 			    "<td class=\"DAT LEFT_MIDDLE\">",
 		  The_ClassForm[Gbl.Prefs.Theme],
 		  Txt_QR_code);
-	 QR_LinkTo (300,"cty",Gbl.CurrentCty.Cty.CtyCod);	// Changed!
+	 QR_LinkTo (300,"cty",Gbl.CurrentCty.Cty.CtyCod);
 	 fprintf (Gbl.F.Out,"</td>"
 			    "</tr>");
 	}
@@ -663,8 +663,8 @@ void Cty_ListCountries2 (void)
    /***** Div for Google Geochart *****/
    if (Gbl.CurrentAct == ActSeeCty)
      {
-      fprintf (Gbl.F.Out,"<div id='chart_div' style=\"width:750px;"	// Changed!
-	                 " margin:15px auto;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<div id='chart_div' style=\"width:750px;"
+	                 " margin:15px auto;\">"
                          "</div>");
      }
 
@@ -970,7 +970,7 @@ void Cty_WriteSelectorOfCountry (void)
 
    /***** Start form *****/
    Act_FormGoToStart (ActSeeIns);
-   fprintf (Gbl.F.Out,"<select name=\"cty\" style=\"width:210px;\""	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"cty\" style=\"width:210px;\""
                       " onchange=\"javascript:document.getElementById('%s').submit();\">"
                       "<option value=\"\"",
 	    Gbl.FormId);
diff --git a/swad_course.c b/swad_course.c
index 8c6076569..cc468529d 100644
--- a/swad_course.c
+++ b/swad_course.c
@@ -113,7 +113,7 @@ void Crs_ShowIntroduction (void)
   {
    /***** Course configuration *****/
    fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	              " style=\"margin-bottom:30px;\">");	// Changed!
+	              " style=\"margin-bottom:30px;\">");
    Crs_Configuration (false);
    fprintf (Gbl.F.Out,"</div>");
 
@@ -362,7 +362,7 @@ static void Crs_Configuration (bool PrintView)
 			 "<td class=\"DAT LEFT_MIDDLE\">",
 	       The_ClassForm[Gbl.Prefs.Theme],
 	       Txt_QR_code);
-      QR_LinkTo (300,"crs",Gbl.CurrentCrs.Crs.CrsCod);	// Changed!
+      QR_LinkTo (300,"crs",Gbl.CurrentCrs.Crs.CrsCod);
       fprintf (Gbl.F.Out,"</td>"
 			 "</tr>");
      }
@@ -568,7 +568,7 @@ static void Crs_WriteListMyCoursesToSelectOne (void)
                       "<ul class=\"LIST_LEFT\">");
 
    /***** Write link to platform *****/
-   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
    Act_FormGoToStart (ActMnu);
    Par_PutHiddenParamUnsigned ("NxtTab",(unsigned) TabSys);
    Act_LinkFormSubmit (Txt_System,
@@ -604,7 +604,7 @@ static void Crs_WriteListMyCoursesToSelectOne (void)
 	 Lay_ShowErrorAndExit ("Country not found.");
 
       /***** Write link to country *****/
-      fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+      fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
       IsLastItemInLevel[1] = (NumCty == NumCtys - 1);
       Lay_IndentDependingOnLevel (1,IsLastItemInLevel);
       Act_FormStart (ActSeeCtyInf);
@@ -647,7 +647,7 @@ static void Crs_WriteListMyCoursesToSelectOne (void)
 	    Lay_ShowErrorAndExit ("Institution not found.");
 
 	 /***** Write link to institution *****/
-	 fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+	 fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
 	 IsLastItemInLevel[2] = (NumIns == NumInss - 1);
 	 Lay_IndentDependingOnLevel (2,IsLastItemInLevel);
 	 Act_FormStart (ActSeeInsInf);
@@ -685,7 +685,7 @@ static void Crs_WriteListMyCoursesToSelectOne (void)
 	       Lay_ShowErrorAndExit ("Centre not found.");
 
 	    /***** Write link to centre *****/
-	    fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+	    fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
 	    IsLastItemInLevel[3] = (NumCtr == NumCtrs - 1);
 	    Lay_IndentDependingOnLevel (3,IsLastItemInLevel);
 	    Act_FormStart (ActSeeCtrInf);
@@ -723,7 +723,7 @@ static void Crs_WriteListMyCoursesToSelectOne (void)
 		  Lay_ShowErrorAndExit ("Degree not found.");
 
 	       /***** Write link to degree *****/
-	       fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+	       fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
 	       IsLastItemInLevel[4] = (NumDeg == NumDegs - 1);
 	       Lay_IndentDependingOnLevel (4,IsLastItemInLevel);
 	       Act_FormStart (ActSeeDegInf);
@@ -761,7 +761,7 @@ static void Crs_WriteListMyCoursesToSelectOne (void)
 		     Lay_ShowErrorAndExit ("Course not found.");
 
 		  /***** Write link to course *****/
-		  fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+		  fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
 		  IsLastItemInLevel[5] = (NumCrs == NumCrss - 1);
 		  Lay_IndentDependingOnLevel (5,IsLastItemInLevel);
 		  Act_FormStart (ActSeeCrsInf);
@@ -942,7 +942,7 @@ void Crs_WriteSelectorOfCourse (void)
 
    /***** Start form *****/
    Act_FormGoToStart (ActSeeCrsInf);
-   fprintf (Gbl.F.Out,"<select name=\"crs\" style=\"width:210px;\"");	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"crs\" style=\"width:210px;\"");
    if (Gbl.CurrentDeg.Deg.DegCod > 0)
       fprintf (Gbl.F.Out," onchange=\"javascript:document.getElementById('%s').submit();\"",
                Gbl.FormId);
@@ -1129,8 +1129,8 @@ void Crs_WriteSelectorMyCourses (void)
    extern const char *Txt_No_COURSE_SELECTED;
    static const unsigned SelectorWidth[Lay_NUM_LAYOUTS] =
      {
-      210,	// Lay_LAYOUT_DESKTOP	// Changed!
-      360,	// Lay_LAYOUT_MOBILE	// Changed!
+      210,	// Lay_LAYOUT_DESKTOP
+      360,	// Lay_LAYOUT_MOBILE
      };
    unsigned NumMyCrs;
    bool IBelongToCurrentCrs = false;
@@ -1150,7 +1150,7 @@ void Crs_WriteSelectorMyCourses (void)
 
    /***** Start of selector of courses *****/
    fprintf (Gbl.F.Out,"<select name=\"CrsCod\""
-	              " style=\"width:%upx; margin:1px;\""	// Changed!
+	              " style=\"width:%upx; margin:1px;\""
                       " onchange=\"javascript:document.getElementById('%s').submit();\">",
             SelectorWidth[Gbl.Prefs.Layout],Gbl.FormId);
 
@@ -1454,7 +1454,7 @@ static void Crs_ListCoursesForEdition (void)
                Act_FormStart (ActChgCrsDeg);
                Crs_PutParamOtherCrsCod (Crs->CrsCod);
                fprintf (Gbl.F.Out,"<select name=\"OthDegCod\""
-        	                  " style=\"width:120px;\""	// Changed!
+        	                  " style=\"width:120px;\""
         	                  " onchange=\"javascript:document.getElementById('%s').submit();\">",
                         Gbl.FormId);
                for (NumDeg = 0;
@@ -1479,7 +1479,7 @@ static void Crs_ListCoursesForEdition (void)
                Act_FormStart (ActChgCrsYea);
                Crs_PutParamOtherCrsCod (Crs->CrsCod);
                fprintf (Gbl.F.Out,"<select name=\"OthCrsYear\""
-        	                  " style=\"width:60px;\""	// Changed!
+        	                  " style=\"width:60px;\""
         	                  " onchange=\"javascript:document.getElementById('%s').submit();\">",
                         Gbl.FormId);
                for (YearAux = 0;
@@ -1576,7 +1576,7 @@ static void Crs_ListCoursesForEdition (void)
                Act_FormStart (ActChgCrsSta);
                Crs_PutParamOtherCrsCod (Crs->CrsCod);
                fprintf (Gbl.F.Out,"<select name=\"Status\""
-        	                  " style=\"width:120px;\""	// Changed!
+        	                  " style=\"width:120px;\""
         	                  " onchange=\"javascript:document.getElementById('%s').submit();\">"
                                   "<option value=\"%u\" selected=\"selected\">%s</option>"
                                   "<option value=\"%u\">%s</option>"
@@ -1596,11 +1596,11 @@ static void Crs_ListCoursesForEdition (void)
             UsrDat.UsrCod = Crs->RequesterUsrCod;
             Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
             fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\""
-        	               " style=\"width:150px;\">"	// Changed!
+        	               " style=\"width:150px;\">"
                                "<table class=\"CELLS_PAD_2\""
-                               " style=\"width:150px;\">"	// Changed!
+                               " style=\"width:150px;\">"
                                "<tr>");
-            Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);	// Changed!
+            Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);
             fprintf (Gbl.F.Out,"</tr>"
         	               "</table>"
         	               "</td>"
@@ -1721,7 +1721,7 @@ static void Crs_PutFormToCreateCourse (void)
    /***** Degree *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">"
                       "<select name=\"OthDegCod\""
-                      " style=\"width:120px;\" disabled=\"disabled\">"	// Changed!
+                      " style=\"width:120px;\" disabled=\"disabled\">"
                       "<option value=\"%ld\">%s</option>"
                       "</select>"
                       "</td>",
@@ -1730,7 +1730,7 @@ static void Crs_PutFormToCreateCourse (void)
 
    /***** Year *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">"
-	              "<select name=\"OthCrsYear\" style=\"width:60px;\">");	// Changed!
+	              "<select name=\"OthCrsYear\" style=\"width:60px;\">");
    for (Year = 0;
 	Year <= Gbl.CurrentDeg.Deg.LastYear;
         Year++)
@@ -1786,10 +1786,10 @@ static void Crs_PutFormToCreateCourse (void)
             Txt_COURSE_STATUS[Crs_STATUS_PENDING]);
 
    /***** Course requester *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 		      "<tr>");
-   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);	// Changed!
+   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);
    fprintf (Gbl.F.Out,"</tr>"
 		      "</table>"
 		      "</td>"
diff --git a/swad_date.c b/swad_date.c
index 0194aa8a3..a75cdf9d2 100644
--- a/swad_date.c
+++ b/swad_date.c
@@ -160,7 +160,7 @@ void Dat_ShowCurrentDateTime (void)
    extern const char *The_ClassCurrentTime[The_NUM_THEMES];
    extern const char *Txt_MONTHS_SMALL_SHORT[12];
 
-   fprintf (Gbl.F.Out,"<div id=\"hm\" class=\"%s\" style=\"padding-top:12px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div id=\"hm\" class=\"%s\" style=\"padding-top:12px;\">"
                       "%u %s, %u:%02u"
                       "</div>",
             The_ClassCurrentTime[Gbl.Prefs.Theme],
diff --git a/swad_degree.c b/swad_degree.c
index af38d8e4c..31619c70c 100644
--- a/swad_degree.c
+++ b/swad_degree.c
@@ -416,7 +416,7 @@ static void Deg_Configuration (bool PrintView)
 			    "<td class=\"DAT LEFT_MIDDLE\">",
 		  The_ClassForm[Gbl.Prefs.Theme],
 		  Txt_QR_code);
-	 QR_LinkTo (300,"deg",Gbl.CurrentDeg.Deg.DegCod);	// Changed!
+	 QR_LinkTo (300,"deg",Gbl.CurrentDeg.Deg.DegCod);
 	 fprintf (Gbl.F.Out,"</td>"
 			    "</tr>");
 	}
@@ -481,7 +481,7 @@ void Deg_WriteMenuAllCourses (void)
 
    /***** Start of table *****/
    fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\""
-	              " style=\"margin:0 auto 15px auto;\">");	// Changed!
+	              " style=\"margin:0 auto 15px auto;\">");
 
    /***** Write a 1st selector
           with all the countries *****/
@@ -575,7 +575,7 @@ static void Deg_WriteSelectorOfDegree (void)
 
    /***** Start form *****/
    Act_FormGoToStart (ActSeeCrs);
-   fprintf (Gbl.F.Out,"<select name=\"deg\" style=\"width:210px;\"");	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"deg\" style=\"width:210px;\"");
    if (Gbl.CurrentCtr.Ctr.CtrCod > 0)
       fprintf (Gbl.F.Out," onchange=\"javascript:document.getElementById('%s').submit();\"",
                Gbl.FormId);
@@ -1412,7 +1412,7 @@ static void Deg_ListDegreesForEdition (void)
 
       /* Degree logo */
       fprintf (Gbl.F.Out,"<td title=\"%s LEFT_MIDDLE\""
-	                 " style=\"width:30px;>",	// Changed!
+	                 " style=\"width:30px;>",
                Deg->FullName);
       Log_DrawLogo (Sco_SCOPE_DEG,Deg->DegCod,Deg->ShortName,16,NULL,true);
       fprintf (Gbl.F.Out,"</td>");
@@ -1423,7 +1423,7 @@ static void Deg_ListDegreesForEdition (void)
 	{
 	 Act_FormStart (ActChgDegCtr);
 	 Deg_PutParamOtherDegCod (Deg->DegCod);
-	 fprintf (Gbl.F.Out,"<select name=\"OthCtrCod\" style=\"width:75px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"OthCtrCod\" style=\"width:75px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">",
 		  Gbl.FormId);
 	 for (NumCtr = 0;
@@ -1478,7 +1478,7 @@ static void Deg_ListDegreesForEdition (void)
 	 Act_FormStart (ActChgDegTyp);
 	 Deg_PutParamOtherDegCod (Deg->DegCod);
 	 fprintf (Gbl.F.Out,"<select name=\"OthDegTypCod\""
-	                    " style=\"width:75px;\""	// Changed!
+	                    " style=\"width:75px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">",
 		  Gbl.FormId);
 	 for (NumDegTyp = 0;
@@ -1616,7 +1616,7 @@ static void Deg_ListDegreesForEdition (void)
 	{
 	 Act_FormStart (ActChgDegSta);
 	 Deg_PutParamOtherDegCod (Deg->DegCod);
-	 fprintf (Gbl.F.Out,"<select name=\"Status\" style=\"width:120px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"Status\" style=\"width:120px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">"
 			    "<option value=\"%u\" selected=\"selected\">%s</option>"
 			    "<option value=\"%u\">%s</option>"
@@ -1635,10 +1635,10 @@ static void Deg_ListDegreesForEdition (void)
       /* Degree requester */
       UsrDat.UsrCod = Deg->RequesterUsrCod;
       Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-			 "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+			 "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 			 "<tr>");
-      Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);	// Changed!
+      Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);
       fprintf (Gbl.F.Out,"</tr>"
 			 "</table>"
 			 "</td>"
@@ -1809,7 +1809,7 @@ static void Deg_PutFormToCreateDegree (void)
    /***** Centre *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
                       "<select name=\"OthCtrCod\""
-                      " style=\"width:75px;\" disabled=\"disabled\">"	// Changed!
+                      " style=\"width:75px;\" disabled=\"disabled\">"
                       "<option value=\"%ld\" selected=\"selected\">"
                       "%s"
                       "</option>"
@@ -1832,7 +1832,7 @@ static void Deg_PutFormToCreateDegree (void)
 
    /***** Degree type *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
-                      "<select name=\"OthDegTypCod\" style=\"width:75px;\">");	// Changed!
+                      "<select name=\"OthDegTypCod\" style=\"width:75px;\">");
    for (NumDegTyp = 0;
 	NumDegTyp < Gbl.Degs.DegTypes.Num;
 	NumDegTyp++)
@@ -1899,10 +1899,10 @@ static void Deg_PutFormToCreateDegree (void)
             Txt_DEGREE_STATUS[Deg_STATUS_PENDING]);
 
    /***** Degree requester *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 		      "<tr>");
-   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);	// Changed!
+   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);
    fprintf (Gbl.F.Out,"</tr>"
 		      "</table>"
 		      "</td>"
@@ -2047,7 +2047,7 @@ static void Deg_PutHeadDegreesForEdition (void)
                       "<th class=\"RIGHT_MIDDLE\">"
                       "%s"
                       "</th>"
-                      "<th style=\"width:30px;\"></th>"	// Changed!
+                      "<th style=\"width:30px;\"></th>"
                       "<th class=\"LEFT_MIDDLE\">"
                       "%s"
                       "</th>"
diff --git a/swad_department.c b/swad_department.c
index 5383fd8fe..315c47f61 100644
--- a/swad_department.c
+++ b/swad_department.c
@@ -527,7 +527,7 @@ static void Dpt_ListDepartmentsForEdition (void)
       fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">");
       Act_FormStart (ActChgDptIns);
       Dpt_PutParamDptCod (Dpt->DptCod);
-      fprintf (Gbl.F.Out,"<select name=\"OthInsCod\" style=\"width:75px;\""	// Changed!
+      fprintf (Gbl.F.Out,"<select name=\"OthInsCod\" style=\"width:75px;\""
 	                 "onchange=\"javascript:document.getElementById('%s').submit();\">"
                          "<option value=\"0\"",
 	       Gbl.FormId);
@@ -895,7 +895,7 @@ static void Dpt_PutFormToCreateDepartment (void)
    /***** Institution *****/
    fprintf (Gbl.F.Out,"<tr>"
                       "<td class=\"CENTER_MIDDLE\">"
-                      "<select name=\"OthInsCod\" style=\"width:75px;\">"	// Changed!
+                      "<select name=\"OthInsCod\" style=\"width:75px;\">"
                       "<option value=\"0\"");
    if (Dpt->InsCod == 0)
       fprintf (Gbl.F.Out," selected=\"selected\"");
@@ -1106,7 +1106,7 @@ void Dpt_WriteSelectorDepartment (long InsCod)
    /* Get list of departments */
    Dpt_GetListDepartments (InsCod);
 
-   fprintf (Gbl.F.Out,"<select name=\"DptCod\" style=\"width:450px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"DptCod\" style=\"width:450px;\">"
                       "<option value=\"-1\"");
    if (Gbl.Stat.DptCod == -1L)
       fprintf (Gbl.F.Out," selected=\"selected\"");
diff --git a/swad_enrollment.c b/swad_enrollment.c
index 72c295f54..98e2951bb 100644
--- a/swad_enrollment.c
+++ b/swad_enrollment.c
@@ -875,7 +875,7 @@ bool Enr_PutActionsRegRemOneUsr (bool ItsMe)
 
    /***** Start list of options *****/
    fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	              " style=\"display:inline-block; margin:15px;\">"	// Changed!
+	              " style=\"display:inline-block; margin:15px;\">"
                       "<ul class=\"LIST_LEFT %s\">",
 	    The_ClassForm[Gbl.Prefs.Theme]);
 
@@ -2159,7 +2159,7 @@ void Enr_ShowEnrollmentRequests (void)
    /***** Selection of scope and roles *****/
    /* Start form */
    Act_FormStart (ActSeeSignUpReq);
-   fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:6px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:6px;\">");
 
    /* Scope (whole platform, current centre, current degree or current course) */
    fprintf (Gbl.F.Out,"<tr>"
@@ -2505,7 +2505,7 @@ void Enr_ShowEnrollmentRequests (void)
 
             /***** User photo *****/
             fprintf (Gbl.F.Out,"<td class=\"DAT CENTER_TOP\""
-        	               " style=\"width:27px;\">");	// Changed!
+        	               " style=\"width:27px;\">");
             ShowPhoto = Pho_ShowUsrPhotoIsAllowed (&UsrDat,PhotoURL);
             Pho_ShowUsrPhoto (&UsrDat,ShowPhoto ? PhotoURL :
                         	                  NULL,
diff --git a/swad_exam.c b/swad_exam.c
index 2fa45687b..3807db96b 100644
--- a/swad_exam.c
+++ b/swad_exam.c
@@ -762,7 +762,7 @@ static void Exa_ShowExamAnnouncement (long ExaCod,Exa_tTypeViewExamAnnouncement_
      }
 
    /***** Start frame *****/
-   Lay_StartRoundFrameTable ("750px",0,NULL);	// Changed!
+   Lay_StartRoundFrameTable ("750px",0,NULL);
 
    if (TypeViewExamAnnouncement == Exa_NORMAL_VIEW)
      {
@@ -805,7 +805,7 @@ static void Exa_ShowExamAnnouncement (long ExaCod,Exa_tTypeViewExamAnnouncement_
 
    fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\""
                       " style=\"width:100%%;"
-                      " padding:30px 30px 150px 30px;\">");      // Bottom space used for signatures	// Changed!
+                      " padding:30px 30px 150px 30px;\">");      // Bottom space used for signatures
 
    /***** Institution logo *****/
    fprintf (Gbl.F.Out,"<tr>" \
diff --git a/swad_file_browser.c b/swad_file_browser.c
index c629f1a4f..ac2611085 100644
--- a/swad_file_browser.c
+++ b/swad_file_browser.c
@@ -3089,7 +3089,7 @@ static void Brw_FormToChangeCrsGrpZone (void)
                             "<img src=\"%s/%s20x20.gif\""
                             " alt=\"\" title=\"\""
                             " class=\"ICON20x20\""
-                            " style=\"margin-left:7px;\" />"	// Changed!
+                            " style=\"margin-left:7px;\" />"
 	                    "<input type=\"radio\" name=\"GrpCod\" value=\"%ld\"",
                   (IsGroupZone &&
                    GrpDat.GrpCod == Gbl.CurrentCrs.Grps.GrpCod) ? "BROWSER_TITLE" :
@@ -3155,7 +3155,7 @@ static void Brw_ShowDataOwnerAsgWrk (struct UsrData *UsrDat)
    char PhotoURL[PATH_MAX+1];
 
    /***** Show user's photo *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:120px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:120px;\">");
    ShowPhoto = Pho_ShowUsrPhotoIsAllowed (UsrDat,PhotoURL);
    Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
                 	                NULL,
@@ -3163,7 +3163,7 @@ static void Brw_ShowDataOwnerAsgWrk (struct UsrData *UsrDat)
    fprintf (Gbl.F.Out,"</td>");
 
    /***** Start form to send a message to this user *****/
-   fprintf (Gbl.F.Out,"<td class=\"MSG_AUT LEFT_TOP\" style=\"width:240px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"MSG_AUT LEFT_TOP\" style=\"width:240px;\">");
    Act_FormStart (UsrDat->RoleInCurrentCrsDB == Rol_STUDENT ? ActSeeRecOneStd :
 	                                                           ActSeeRecOneTch);
    Usr_PutParamUsrCodEncrypted (UsrDat->EncryptedUsrCod);
@@ -3525,7 +3525,7 @@ static void Brw_WriteSubtitleOfFileBrowser (void)
    extern const char *Txt_nobody_else_can_access_this_content;
    char Subtitle[1024];
 
-   fprintf (Gbl.F.Out,"<div style=\"margin:0 auto; min-width:900px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<div style=\"margin:0 auto; min-width:900px;\">");
 
    /***** Form to change zone (course and group browsers) *****/
    switch (Gbl.FileBrowser.Type)
@@ -5287,7 +5287,7 @@ static void Brw_IndentDependingOnLevel (unsigned Level)
    for (i = 1;
 	i < Level;
 	i++)
-      fprintf (Gbl.F.Out,"<td style=\"width:24px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td style=\"width:24px;\">"
 	                 "<img src=\"%s/tr16x16.gif\""
 	                 " alt=\"\" title=\"\""
 	                 " class=\"ICON16x16B\" />"
@@ -5392,8 +5392,8 @@ static void Brw_PutIconFolder (unsigned Level,Brw_ExpandTree_t ExpandTree,
    bool ICanCreate;
 
    /***** Start cell *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
-            Level * 24);	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
+            Level * 24);
 
    /***** Put icon *****/
    if ((ICanCreate = Brw_CheckIfICanCreateIntoFolder (Level)))	// I can create a new file or folder
@@ -5771,7 +5771,7 @@ static void Brw_WriteDatesAssignment (void)
 	       Gbl.FileBrowser.Asg.DateTimes[Asg_START_TIME].Time.Minute);
 
       /***** Arrow *****/
-      fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\" style=\"width:24px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\" style=\"width:24px;\">"
                          "<img src=\"%s/arrow%s16x12.gif\""
                          " alt=\"\" title=\"\""
                          " class=\"ICON16x16B\" />"
@@ -7708,7 +7708,7 @@ static void Brw_PutFormToUploadFilesUsingDropzone (const char *FileNameToShow)
    Lay_ShowAlert (Lay_INFO,Gbl.Message);
 
    /***** Form to upload files using the library Dropzone.js *****/
-   // Use min-height:150px; or other number to stablish the height?	// Changed!
+   // Use min-height:150px; or other number to stablish the height?
    Gbl.NumForm++;
    fprintf (Gbl.F.Out,"<form method=\"post\" action=\"%s/%s\""
                       " class=\"dropzone\""
diff --git a/swad_follow.c b/swad_follow.c
index f3f08c429..9ac1be883 100644
--- a/swad_follow.c
+++ b/swad_follow.c
@@ -100,7 +100,7 @@ void Fol_ShowFollowingAndFollowers (const struct UsrData *UsrDat)
    extern const char *Txt_Followers;
 
    /***** Start table *****/
-   fprintf (Gbl.F.Out,"<table style=\"margin:0 auto 6px auto;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<table style=\"margin:0 auto 6px auto;\">"
 	              "<tr>");
 
    /***** Followed users *****/
@@ -132,7 +132,7 @@ static void Fol_ShowNumberOfFollowingOrFollowers (const struct UsrData *UsrDat,
 
 
    fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\""
-	              " style=\"min-width:150px;\">");	// Changed!
+	              " style=\"min-width:150px;\">");
    /* Number */
    fprintf (Gbl.F.Out,"<div class=\"%s\">",
             (Gbl.CurrentAct == Action) ? "FOLLOW_B" :
@@ -238,7 +238,7 @@ void Fol_ListFollowing (void)
 
 	    /***** Start listing *****/
 	    fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\""
-		               " style=\"margin:15px auto;\">");	// Changed!
+		               " style=\"margin:15px auto;\">");
 
 	    for (NumUsr = 0;
 		 NumUsr < NumUsrs;
@@ -315,7 +315,7 @@ void Fol_ListFollowers (void)
 
 	    /***** Start listing *****/
 	    fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\""
-		               " style=\"margin:15px auto;\">");	// Changed!
+		               " style=\"margin:15px auto;\">");
 
 	    for (NumUsr = 0;
 		 NumUsr < NumUsrs;
@@ -374,7 +374,7 @@ static void Fol_ShowFollowedOrFollowed (const struct UsrData *UsrDat)
 
    /***** Put form to follow / unfollow *****/
    fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\""
-	              " style=\"width:30px; height:75px;\">");	// Changed!
+	              " style=\"width:30px; height:75px;\">");
    if (Visible &&
        Gbl.Usrs.Me.Logged &&
        Gbl.Usrs.Me.UsrDat.UsrCod != UsrDat->UsrCod)
@@ -414,7 +414,7 @@ static void Fol_ShowFollowedOrFollowed (const struct UsrData *UsrDat)
 
    /***** Check if I can see the public profile *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\""
-	              " style=\"width:60px; height:75px;\">");	// Changed!
+	              " style=\"width:60px; height:75px;\">");
    if (Visible)
      {
       /***** User's photo *****/
@@ -427,7 +427,7 @@ static void Fol_ShowFollowedOrFollowed (const struct UsrData *UsrDat)
 
    /***** Put form to go to public profile *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\""
-	              " style=\"min-width:105px; height:75px;\">");	// Changed!
+	              " style=\"min-width:105px; height:75px;\">");
    if (Visible &&
        UsrDat->Nickname[0])
      {
diff --git a/swad_forum.c b/swad_forum.c
index b63dce054..3edbdb296 100644
--- a/swad_forum.c
+++ b/swad_forum.c
@@ -916,7 +916,7 @@ static void For_ShowThreadPosts (long ThrCod,char *LastSubject)
    For_WriteLinkToAForum (Gbl.Forum.ForumType,true,1,IsLastItemInLevel);
 
    /* Write thread title */
-   fprintf (Gbl.F.Out,"<li class=\"DAT\" style=\"height:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<li class=\"DAT\" style=\"height:30px;\">");
    IsLastItemInLevel[2] = true;
    Lay_IndentDependingOnLevel (2,IsLastItemInLevel);
 
@@ -1079,7 +1079,7 @@ static void For_ShowAForumPost (struct ForumThread *Thr,unsigned PstNum,long Pst
 
    /***** Put an icon with post status *****/
    fprintf (Gbl.F.Out,"<tr>"
-	              "<td class=\"%s CENTER_TOP\" style=\"width:36px;\">"	// Changed!
+	              "<td class=\"%s CENTER_TOP\" style=\"width:36px;\">"
                       "<img src=\"%s/%s16x16.gif\""
                       " alt=\"%s\" title=\"%s\""
                       " class=\"ICON16x16\" />"
@@ -1119,7 +1119,7 @@ static void For_ShowAForumPost (struct ForumThread *Thr,unsigned PstNum,long Pst
 
    /***** Form to remove post *****/
    fprintf (Gbl.F.Out,"<tr>"
-	              "<td class=\"CENTER_TOP\" style=\"width:27px;\">");	// Changed!
+	              "<td class=\"CENTER_TOP\" style=\"width:27px;\">");
    if (LastPst && Gbl.Usrs.Me.UsrDat.UsrCod == UsrDat.UsrCod)
       // Post can be removed if post is the last (without answers) and it's mine
      {
@@ -1179,13 +1179,13 @@ static void For_ShowAForumPost (struct ForumThread *Thr,unsigned PstNum,long Pst
    /***** Write author or destinatary, and form to reply (in case of received post) *****/
    fprintf (Gbl.F.Out,"</td>"
 	              "<td colspan=\"2\" class=\"LEFT_TOP\""
-	              " style=\"width:180px;\">"	// Changed!
-                      "<table class=\"CELLS_PAD_2\" style=\"width:180px;\">");	// Changed!
+	              " style=\"width:180px;\">"
+                      "<table class=\"CELLS_PAD_2\" style=\"width:180px;\">");
 
    /* Write author */
    fprintf (Gbl.F.Out,"<tr>");
    Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
-   Msg_WriteMsgAuthor (&UsrDat,150,16,"MSG_AUT",Enabled,NULL);	// Changed!
+   Msg_WriteMsgAuthor (&UsrDat,150,16,"MSG_AUT",Enabled,NULL);
    fprintf (Gbl.F.Out,"</tr>");
    if (Enabled)
      {
@@ -1312,7 +1312,7 @@ static void For_WriteNumberOfPosts (For_ForumType_t ForumType,long UsrCod)
 
    /***** Star table cell *****/
    fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"MSG_AUT CENTER_TOP\""
-	              " style=\"width:180px;\">");	// Changed!
+	              " style=\"width:180px;\">");
 
    /***** Get number of posts from database *****/
    switch (ForumType)
@@ -1751,7 +1751,7 @@ static void For_PutFormWhichForums (void)
    Act_FormStart (ActSeeFor);
    For_PutParamForumOrder ();
    For_PutParamsForumInsDegCrs ();
-   fprintf (Gbl.F.Out,"<div style=\"margin:15px 0;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div style=\"margin:15px 0;\">"
 	              "<ul class=\"LIST_CENTER\">");
 
    for (WhichForums = (For_WhichForums_t) 0;
@@ -1783,7 +1783,7 @@ static void For_WriteLinkToTopLevelOfForums (void)
    extern const char *The_ClassForm[The_NUM_THEMES];
    extern const char *Txt_Forums;
 
-   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
    Act_FormStart (ActSeeFor);
    For_PutAllHiddenParamsForum ();
    Act_LinkFormSubmit (Txt_Forums,The_ClassForm[Gbl.Prefs.Theme]);
@@ -2122,7 +2122,7 @@ static void For_WriteLinkToForum (For_ForumType_t ForumType,Act_Action_t NextAct
 	                          The_ClassForm[Gbl.Prefs.Theme]);
 
    /***** Start row *****/
-   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<li style=\"height:30px;\">");
 
    /***** Indent forum title *****/
    Lay_IndentDependingOnLevel (Level,IsLastItemInLevel);
@@ -2491,10 +2491,10 @@ void For_ShowForumThrs (void)
       /***** Heading row *****/
       fprintf (Gbl.F.Out,"<tr>"
 	                 "<th class=\"LEFT_MIDDLE\""
-	                 " style=\"width:21px;\">"	// Changed!
+	                 " style=\"width:21px;\">"
 	                 "</th>"
                          "<th class=\"LEFT_MIDDLE\""
-                         " style=\"width:27px;\">"	// Changed!
+                         " style=\"width:27px;\">"
                          "</th>"
                          "<th class=\"LEFT_MIDDLE\">"
                          "%s"
@@ -3246,7 +3246,7 @@ void For_ListForumThrs (long ThrCods[Pag_ITEMS_PER_PAGE],struct Pagination *Pagi
 
       /***** Show my photo if I have any posts in this thread *****/
       fprintf (Gbl.F.Out,"<tr>"
-	                 "<td class=\"RIGHT_TOP %s\" style=\"width:21px;\">",	// Changed!
+	                 "<td class=\"RIGHT_TOP %s\" style=\"width:21px;\">",
                BgColor);
       if (Thr.NumMyPosts)
         {
@@ -3269,7 +3269,7 @@ void For_ListForumThrs (long ThrCods[Pag_ITEMS_PER_PAGE],struct Pagination *Pagi
       fprintf (Gbl.F.Out,"</td>");
 
       /***** Put an icon with thread status *****/
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP %s\" style=\"width:36px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP %s\" style=\"width:36px;\">"
                          "<img src=\"%s/%s16x16.gif\""
                          " alt=\"%s\" title=\"%s\""
 	                 " class=\"ICON16x16\" />",
@@ -3336,7 +3336,7 @@ void For_ListForumThrs (long ThrCods[Pag_ITEMS_PER_PAGE],struct Pagination *Pagi
             /* Write the author of first or last message */
             UsrDat.UsrCod = Thr.UsrCod[Order];
             Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
-            Msg_WriteMsgAuthor (&UsrDat,82,9,Style,Thr.Enabled[Order],BgColor);	// Changed!
+            Msg_WriteMsgAuthor (&UsrDat,82,9,Style,Thr.Enabled[Order],BgColor);
 
             /* Write the date of first or last message (it's in YYYYMMDDHHMMSS format) */
             fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP %s\">",
diff --git a/swad_group.c b/swad_group.c
index 2c32e96e9..5bad6f59c 100644
--- a/swad_group.c
+++ b/swad_group.c
@@ -278,7 +278,7 @@ static void Grp_ShowFormSeveralGrps (Act_Action_t NextAction)
    /***** Submit button *****/
    fprintf (Gbl.F.Out,"<tr>"
 	              "<td colspan=\"6\" class=\"CENTER_MIDDLE\""
-	              " style=\"padding-top:15px;\">");	// Changed!
+	              " style=\"padding-top:15px;\">");
    Act_LinkFormSubmitAnimated (Txt_Update_students_according_to_selected_groups,The_ClassFormBold[Gbl.Prefs.Theme]);
    Lay_PutCalculateIconWithText (Txt_Update_students_according_to_selected_groups,Txt_Update_students);
    fprintf (Gbl.F.Out,"</td>"
@@ -1159,7 +1159,7 @@ static void Grp_ListGroupTypesForEdition (void)
       Act_FormStart (ActChgMdtGrpTyp);
       Grp_PutParamGrpTypCod (Gbl.CurrentCrs.Grps.GrpTypes.LstGrpTypes[NumGrpTyp].GrpTypCod);
       fprintf (Gbl.F.Out,"<select name=\"MandatoryEnrollment\""
-	                 " style=\"width:180px;\""	// Changed!
+	                 " style=\"width:180px;\""
 	                 " onchange=\"javascript:document.getElementById('%s').submit();\">"
                          "<option value=\"N\"",
                Gbl.FormId);
@@ -1181,7 +1181,7 @@ static void Grp_ListGroupTypesForEdition (void)
       Act_FormStart (ActChgMulGrpTyp);
       Grp_PutParamGrpTypCod (Gbl.CurrentCrs.Grps.GrpTypes.LstGrpTypes[NumGrpTyp].GrpTypCod);
       fprintf (Gbl.F.Out,"<select name=\"MultipleEnrollment\""
-	                 " style=\"width:180px;\""	// Changed!
+	                 " style=\"width:180px;\""
 	                 " onchange=\"javascript:document.getElementById('%s').submit();\">"
                          "<option value=\"N\"",
                Gbl.FormId);
@@ -1204,7 +1204,7 @@ static void Grp_ListGroupTypesForEdition (void)
       Grp_PutParamGrpTypCod (Gbl.CurrentCrs.Grps.GrpTypes.LstGrpTypes[NumGrpTyp].GrpTypCod);
       fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\">"
                          "<tr>"
-                         "<td class=\"LEFT_MIDDLE\" style=\"width:24px;\">"	// Changed!
+                         "<td class=\"LEFT_MIDDLE\" style=\"width:24px;\">"
                          "<img src=\"%s/%s16x16.gif\""
                          " alt=\"%s\" title=\"%s\""
                          " class=\"ICON16x16\" />"
@@ -1966,7 +1966,7 @@ static void Grp_WriteRowGrp (struct Group *Grp,bool Highlight)
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE");
    if (Highlight)
       fprintf (Gbl.F.Out," LIGHT_BLUE");
-   fprintf (Gbl.F.Out,"\" style=\"width:18px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"\" style=\"width:18px;\">"
 	              "<img src=\"%s/%s_off16x16.gif\""
 	              " alt=\"%s\" title=\"%s\""
 	              " class=\"ICON16x16\" />"
@@ -2059,7 +2059,7 @@ static void Grp_PutFormToCreateGroupType (void)
    /***** Is it mandatory to register in any groups of this type? *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">"
                       "<select name=\"MandatoryEnrollment\""
-                      " style=\"width:180px;\">"	// Changed!
+                      " style=\"width:180px;\">"
                       "<option value=\"N\"");
    if (!Gbl.CurrentCrs.Grps.GrpTyp.MandatoryEnrollment)
       fprintf (Gbl.F.Out," selected=\"selected\"");
@@ -2076,7 +2076,7 @@ static void Grp_PutFormToCreateGroupType (void)
    /***** Is it possible to register in multiple groups of this type? *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">"
                       "<select name=\"MultipleEnrollment\""
-                      " style=\"width:180px;\">"	// Changed!
+                      " style=\"width:180px;\">"
                       "<option value=\"N\"");
    if (!Gbl.CurrentCrs.Grps.GrpTyp.MultipleEnrollment)
       fprintf (Gbl.F.Out," selected=\"selected\"");
@@ -2099,7 +2099,7 @@ static void Grp_PutFormToCreateGroupType (void)
                       " alt=\"%s\" title=\"%s\""
                       " class=\"ICON16x16\" />"
                       "</td>"
-	              "<td class=\"LEFT_BOTTOM\" style=\"width:24px;\">",	// Changed!
+	              "<td class=\"LEFT_BOTTOM\" style=\"width:24px;\">",
             Gbl.Prefs.IconsURL,
             Gbl.CurrentCrs.Grps.GrpTyp.MustBeOpened ? "time" :
         	                                      "time-off",
@@ -4175,7 +4175,7 @@ void Grp_ShowSelectorWhichGrps (void)
    extern const char *Txt_Show_WHICH_groups[2];
    Grp_WhichGroups_t WhichGrps;
 
-   fprintf (Gbl.F.Out,"<div style=\"margin:15px 0;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div style=\"margin:15px 0;\">"
                       "<ul class=\"LIST_CENTER\">");
    for (WhichGrps = Grp_ONLY_MY_GROUPS;
 	WhichGrps <= Grp_ALL_GROUPS;
diff --git a/swad_holiday.c b/swad_holiday.c
index bcd262972..a59737236 100644
--- a/swad_holiday.c
+++ b/swad_holiday.c
@@ -503,7 +503,7 @@ static void Hld_ListHolidaysForEdition (void)
       fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">");
       Act_FormStart (ActChgHldPlc);
       Hld_PutParamHldCod (Hld->HldCod);
-      fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:75px;\""	// Changed!
+      fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:75px;\""
 	                 " onchange=\"javascript:document.getElementById('%s').submit();\">"
                          "<option value=\"-1\"",
 	       Gbl.FormId);
@@ -526,7 +526,7 @@ static void Hld_ListHolidaysForEdition (void)
       fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">");
       Act_FormStart (ActChgHldTyp);
       Hld_PutParamHldCod (Hld->HldCod);
-      fprintf (Gbl.F.Out,"<select name=\"HldTyp\" style=\"width:75px;\""	// Changed!
+      fprintf (Gbl.F.Out,"<select name=\"HldTyp\" style=\"width:75px;\""
 	                 " onchange=\"javascript:document.getElementById('%s').submit();\">",
 	       Gbl.FormId);
       for (HolidayType = (Hld_HolidayType_t) 0;
@@ -937,7 +937,7 @@ static void Hld_PutFormToCreateHoliday (void)
    /***** Holiday place *****/
    fprintf (Gbl.F.Out,"<tr>"
                       "<td class=\"CENTER_MIDDLE\">"
-                      "<select name=\"PlcCod\" style=\"width:75px;\">"	// Changed!
+                      "<select name=\"PlcCod\" style=\"width:75px;\">"
                       "<option value=\"-1\"");
    if (Hld->PlcCod <= 0)
       fprintf (Gbl.F.Out," selected=\"selected\"");
@@ -955,7 +955,7 @@ static void Hld_PutFormToCreateHoliday (void)
 
    /***** Holiday type *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">"
-                      "<select name=\"HldTyp\" style=\"width:75px;\">");	// Changed!
+                      "<select name=\"HldTyp\" style=\"width:75px;\">");
    for (HolidayType = (Hld_HolidayType_t) 0;
 	HolidayType < Hld_NUM_TYPES_HOLIDAY;
 	HolidayType++)
diff --git a/swad_institution.c b/swad_institution.c
index 4a7b1673d..3a3d03b85 100644
--- a/swad_institution.c
+++ b/swad_institution.c
@@ -355,7 +355,7 @@ static void Ins_Configuration (bool PrintView)
 			    "<td class=\"LEFT_MIDDLE\">",
 		  The_ClassForm[Gbl.Prefs.Theme],
 		  Txt_QR_code);
-	 QR_LinkTo (300,"ins",Gbl.CurrentIns.Ins.InsCod);	// Changed!
+	 QR_LinkTo (300,"ins",Gbl.CurrentIns.Ins.InsCod);
 	 fprintf (Gbl.F.Out,"</td>"
 			    "</tr>");
 	}
@@ -526,7 +526,7 @@ static void Ins_ListOneInstitutionForSeeing (struct Institution *Ins,unsigned Nu
 
    /***** Icon *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE %s\""
-	              " style=\"width:30px;\">"	// Changed!
+	              " style=\"width:30px;\">"
 		      "<a href=\"%s\" target=\"_blank\" title=\"%s\">",
 	    BgColor,
 	    Ins->WWW,Ins->FullName);
@@ -602,7 +602,7 @@ static void Ins_PutHeadInstitutionsForSeeing (bool OrderSelectable)
 
    fprintf (Gbl.F.Out,"<tr>"
                       "<th></th>"
-                      "<th style=\"width:30px;\"></th>");	// Changed!
+                      "<th style=\"width:30px;\"></th>");
    for (Order = Ins_ORDER_BY_INSTITUTION;
 	Order <= Ins_ORDER_BY_NUM_USRS;
 	Order++)
@@ -989,7 +989,7 @@ void Ins_WriteSelectorOfInstitution (void)
 
    /***** Start form *****/
    Act_FormGoToStart (ActSeeCtr);
-   fprintf (Gbl.F.Out,"<select name=\"ins\" style=\"width:210px;\"");	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"ins\" style=\"width:210px;\"");
    if (Gbl.CurrentCty.Cty.CtyCod > 0)
       fprintf (Gbl.F.Out," onchange=\"javascript:document.getElementById('%s').submit();\"",
                Gbl.FormId);
@@ -1103,7 +1103,7 @@ static void Ins_ListInstitutionsForEdition (void)
 
       /* Institution logo */
       fprintf (Gbl.F.Out,"<td title=\"%s\" class=\"LEFT_MIDDLE\""
-	                 " style=\"width:30px;\">",	// Changed!
+	                 " style=\"width:30px;\">",
                Ins->FullName);
       Log_DrawLogo (Sco_SCOPE_INS,Ins->InsCod,Ins->ShortName,
                     16,NULL,true);
@@ -1115,7 +1115,7 @@ static void Ins_ListInstitutionsForEdition (void)
 	{
 	 Act_FormStart (ActChgInsCty);
 	 Ins_PutParamOtherInsCod (Ins->InsCod);
-	 fprintf (Gbl.F.Out,"<select name=\"OthCtyCod\" style=\"width:120px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"OthCtyCod\" style=\"width:120px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\" />"
 			    "<option value=\"0\"",
 		  Gbl.FormId);
@@ -1216,7 +1216,7 @@ static void Ins_ListInstitutionsForEdition (void)
 	{
 	 Act_FormStart (ActChgInsSta);
 	 Ins_PutParamOtherInsCod (Ins->InsCod);
-	 fprintf (Gbl.F.Out,"<select name=\"Status\" style=\"width:120px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"Status\" style=\"width:120px;\""
 			    " onchange=\"javascript:document.getElementById('%s').submit();\">"
 			    "<option value=\"%u\" selected=\"selected\">%s</option>"
 			    "<option value=\"%u\">%s</option>"
@@ -1235,10 +1235,10 @@ static void Ins_ListInstitutionsForEdition (void)
       /* Degree requester */
       UsrDat.UsrCod = Ins->RequesterUsrCod;
       Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-			 "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+			 "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 			 "<tr>");
-      Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);	// Changed!
+      Msg_WriteMsgAuthor (&UsrDat,120,10,"DAT",true,NULL);
       fprintf (Gbl.F.Out,"</tr>"
 			 "</table>"
 			 "</td>"
@@ -1737,14 +1737,14 @@ static void Ins_PutFormToCreateInstitution (void)
    fprintf (Gbl.F.Out,"<td></td>");
 
    /***** Institution logo *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:30px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:30px;\">");
    Log_DrawLogo (Sco_SCOPE_INS,-1L,"",16,NULL,true);
    fprintf (Gbl.F.Out,"</td>");
 
    /***** Country *****/
    fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">"
                       "<select name=\"OthCtyCod\""
-                      " style=\"width:120px;\" disabled=\"disabled\">"	// Changed!
+                      " style=\"width:120px;\" disabled=\"disabled\">"
                       "<option value=\"%ld\" selected=\"selected\">"
                       "%s"
                       "</option>"
@@ -1788,10 +1788,10 @@ static void Ins_PutFormToCreateInstitution (void)
             Txt_INSTITUTION_STATUS[Ins_STATUS_PENDING]);
 
    /***** Centre requester *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"	// Changed!
-		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:150px;\">"
+		      "<table class=\"CELLS_PAD_2\" style=\"width:150px;\">"
 		      "<tr>");
-   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);	// Changed!
+   Msg_WriteMsgAuthor (&Gbl.Usrs.Me.UsrDat,120,10,"DAT",true,NULL);
    fprintf (Gbl.F.Out,"</tr>"
 		      "</table>"
 		      "</td>"
@@ -1825,7 +1825,7 @@ static void Ins_PutHeadInstitutionsForEdition (void)
                       "<th class=\"RIGHT_MIDDLE\">"
                       "%s"
                       "</th>"
-                      "<th style=\"width:30px;\"></th>"	// Changed!
+                      "<th style=\"width:30px;\"></th>"
                       "<th class=\"LEFT_MIDDLE\">"
                       "%s"
                       "</th>"
diff --git a/swad_layout.c b/swad_layout.c
index 4f369b3a6..0b9f04f31 100644
--- a/swad_layout.c
+++ b/swad_layout.c
@@ -285,14 +285,14 @@ void Lay_WriteStartOfPage (void)
      {
       case Lay_LAYOUT_DESKTOP:
          /* Left bar used to expand-contract central zone */
-         fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\" style=\"width:15px;\">");	// Changed!
+         fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\" style=\"width:15px;\">");
          Pre_PutLeftIconToHideShowCols ();
          fprintf (Gbl.F.Out,"</td>");
 
          if (Gbl.Prefs.Menu == Mnu_MENU_VERTICAL)
            {
 	    /* Tab content, including vertical menu (left) and main zone (right) */
-	    fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:210px;\">");	// Changed!
+	    fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:210px;\">");
 	    Mnu_WriteVerticalMenuThisTabDesktop ();
 	    fprintf (Gbl.F.Out,"</td>");
            }
@@ -316,7 +316,7 @@ void Lay_WriteStartOfPage (void)
    /***** Main zone *****/
    /* Start of main zone for actions output */
    fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\""
-	              " style=\"padding:0 15px 15px 15px;\">");	// Changed!
+	              " style=\"padding:0 15px 15px 15px;\">");
 
    if (Gbl.Prefs.Layout == Lay_LAYOUT_DESKTOP &&
        Gbl.Prefs.Menu == Mnu_MENU_HORIZONTAL)
@@ -345,7 +345,7 @@ void Lay_WriteStartOfPage (void)
 	  Gbl.Now.Date.Day == 1)
         {
          fprintf (Gbl.F.Out,"<div class=\"ASG_TITLE CENTER_MIDDLE\""
-                            " style=\"margin:75px;\">");	// Changed!
+                            " style=\"margin:75px;\">");
          fprintf (Gbl.F.Out,Txt_NEW_YEAR_GREETING,Gbl.Now.Date.Year);
          fprintf (Gbl.F.Out,"</div>");
         }
@@ -368,7 +368,7 @@ static void Lay_WriteEndOfPage (void)
       if (Gbl.Prefs.Layout == Lay_LAYOUT_DESKTOP)
 	{
 	 /* Right bar used to expand-contract central zone */
-	 fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:15px;\">");	// Changed!
+	 fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:15px;\">");
 	 Pre_PutRigthIconToHideShowCols ();
 	 fprintf (Gbl.F.Out,"</td>");
 	}
@@ -609,10 +609,10 @@ static void Lay_WritePageTopHeading (void)
      } LogoLayout[Lay_NUM_LAYOUTS] =
      {
         {	// Lay_LAYOUT_DESKTOP
-         "swad112x32.gif",168,48,	// Changed!
+         "swad112x32.gif",168,48,
         },
         {	// Lay_LAYOUT_MOBILE
-         "swad168x48.gif",252,72,	// Changed!
+         "swad168x48.gif",252,72,
         },
      };
 
@@ -622,15 +622,15 @@ static void Lay_WritePageTopHeading (void)
             Gbl.Prefs.PathTheme);
 
    /***** 1st. row, 1st. column: logo *****/
-   fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\" style=\"width:%upx;\">",	// Changed!
-            LogoLayout[Gbl.Prefs.Layout].Width + 24);	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\" style=\"width:%upx;\">",
+            LogoLayout[Gbl.Prefs.Layout].Width + 24);
 
    /* Left logo */
    fprintf (Gbl.F.Out,"<a href=\"%s\" target=\"_blank\">"
 	              "<img src=\"%s/%s\""
 	              " alt=\"%s\" title=\"%s\""
                       " class=\"CENTER_MIDDLE\""
-	              " style=\"width:%upx; height:%upx;\" />"	// Changed!
+	              " style=\"width:%upx; height:%upx;\" />"
                       "</a>",
             Cfg_HTTPS_URL_SWAD_CGI,Gbl.Prefs.PathTheme,
             LogoLayout[Gbl.Prefs.Layout].Icon,
@@ -673,7 +673,7 @@ static void Lay_WritePageTopHeading (void)
 	              "</td>");
 
    /***** 1st. row, 3rd. column: link to open/close session *****/
-   fprintf (Gbl.F.Out,"<td class=\"%s CENTER_MIDDLE\" style=\"width:192px;\">",	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"%s CENTER_MIDDLE\" style=\"width:192px;\">",
             The_ClassHead[Gbl.Prefs.Theme]);
    if (Gbl.Usrs.Me.Logged)
       Usr_PutFormLogOut ();
@@ -683,7 +683,7 @@ static void Lay_WritePageTopHeading (void)
                       "</tr>");
 
    /***** 2nd. row *****/
-   fprintf (Gbl.F.Out,"<tr style=\"height:96px;"	// Changed!
+   fprintf (Gbl.F.Out,"<tr style=\"height:96px;"
 	              " background-image:url('%s/head_row2_1x64.gif');"
 	              " background-size:1px 96px;"
 	              " background-repeat:repeat-x;\">",
@@ -695,14 +695,14 @@ static void Lay_WritePageTopHeading (void)
          /***** 2nd. row, 1st. column *****/
          /* Clock with hour:minute (server hour is shown) */
          fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\""
-                            " style=\"width:192px; height:96px;\">");	// Changed!
+                            " style=\"width:192px; height:96px;\">");
          Dat_ShowCurrentDateTime ();
          fprintf (Gbl.F.Out,"</td>");	// End of first column
 
          /***** 2nd. row, 2nd. column: degree and course *****/
-         fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"height:96px;\">"	// Changed!
+         fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"height:96px;\">"
                             "<div class=\"CENTER_TOP\""
-                            " style=\"padding-top:6px;\">");	// Changed!
+                            " style=\"padding-top:6px;\">");
          Deg_WriteCtyInsCtrDeg ();
          Crs_WriteSelectorMyCourses ();
          Deg_WriteBigNameCtyInsCtrDegCrs ();
@@ -711,19 +711,19 @@ static void Lay_WritePageTopHeading (void)
 
          /***** 2nd. row, 3rd. column *****/
          fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\""
-                            " style=\"width:192px; height:96px;\">");	// Changed!
+                            " style=\"width:192px; height:96px;\">");
          if (Gbl.Usrs.Me.Logged)
            {
             /* Number of new messages (not seen) */
             fprintf (Gbl.F.Out,"<div id=\"msg\""	// Used for AJAX based refresh
-        	               " style=\"padding-top:12px;\">");	// Changed!
+        	               " style=\"padding-top:12px;\">");
             Ntf_WriteNumberOfNewNtfs ();
             fprintf (Gbl.F.Out,"</div>");		// Used for AJAX based refresh
            }
          break;
       case Lay_LAYOUT_MOBILE:
          fprintf (Gbl.F.Out,"<td colspan=\"3\" class=\"CENTER_MIDDLE\""
-                            " style=\"height:48px;"	// Changed!
+                            " style=\"height:48px;"
                             " background-image:url('%s/head_row2_1x64.gif');"
                             " background-size:1px 96px;"
                             " background-repeat:repeat-x;\">",
@@ -745,7 +745,7 @@ static void Lay_WritePageTopHeading (void)
       case Lay_LAYOUT_DESKTOP:
          /***** 3rd. row, 1st. column *****/
          if (Gbl.Prefs.SideCols & Lay_SHOW_LEFT_COLUMN)		// Left column visible
-            fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:192px;"	// Changed!
+            fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:192px;"
                                " background-image:url('%s/head_base_background_1x56.gif');"
                                " background-size:1px 84px;"
                                " background-repeat:repeat-x;\">"
@@ -759,7 +759,7 @@ static void Lay_WritePageTopHeading (void)
          if (Gbl.Prefs.SideCols & Lay_SHOW_RIGHT_COLUMN)	// Right column visible
            {
             fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"CENTER_TOP\""
-        	               " style=\"width:192px;\">");	// Changed!
+        	               " style=\"width:192px;\">");
             Lay_ShowRightColumn ();
             fprintf (Gbl.F.Out,"</td>");
            }
@@ -771,7 +771,7 @@ static void Lay_WritePageTopHeading (void)
          if (Gbl.Prefs.SideCols & Lay_SHOW_LEFT_COLUMN)		// Left column visible
            {
             fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\""
-        	               " style=\"width:192px;\">");	// Changed!
+        	               " style=\"width:192px;\">");
             Lay_ShowLeftColumn ();
             fprintf (Gbl.F.Out,"</td>");
            }
@@ -826,10 +826,10 @@ static void Lay_ShowLeftColumn (void)
   {
    struct Act_ListMFUActions ListMFUActions;
 
-   fprintf (Gbl.F.Out,"<table style=\"width:192px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<table style=\"width:192px;\">"
                       "<tr>"
                       "<td class=\"LEFT_TOP\">"
-                      "<table style=\"width:192px; border-spacing:6px;\">");	// Changed!
+                      "<table style=\"width:192px; border-spacing:6px;\">");
 
    /***** Most frequently used actions *****/
    if (Gbl.Usrs.Me.Logged)
@@ -887,8 +887,8 @@ static void Lay_ShowRightColumn (void)
                       " style=\"background-image:url('%s/head_base_background_1x56.gif');"
                       " background-size:1px 84px;"
                       " background-repeat:repeat-x;\">"
-                      "<table style=\"width:100%%; padding-top:84px;"	// Changed!
-                      " border-spacing:6px;\">",	// Changed!
+                      "<table style=\"width:100%%; padding-top:84px;"
+                      " border-spacing:6px;\">",
             Gbl.Prefs.PathTheme);
 
    /***** Banners *****/
@@ -928,7 +928,7 @@ static void Lay_ShowRightColumn (void)
 			 " target=\"_blank\" title=\"%s\">"
 			 "<img src=\"%s/SWADroid120x200.png\""
 			 " alt=\"SWADroid\" title=\"SWADroid\""
-			 " style=\"width:180px; height:300px;\" />"	// Changed!
+			 " style=\"width:180px; height:300px;\" />"
 			 "</a>"
 			 "</td>"
 			 "</tr>",
@@ -999,7 +999,7 @@ void Lay_PutIconWithText (const char *Icon,const char *Alt,const char *Text)
 void Lay_PutCalculateIconWithText (const char *Alt,const char *Text)
   {
    fprintf (Gbl.F.Out,"<div class=\"ICON_HIGHLIGHT\""
-	              " style=\"margin:0 7px; display:inline;\">"	// Changed!
+	              " style=\"margin:0 7px; display:inline;\">"
 	              "<img id=\"update_%d\" src=\"%s/recycle16x16.gif\""
 	              " alt=\"%s\" title=\"%s\""
 		      " class=\"ICON16x16\" />"
@@ -1403,13 +1403,13 @@ void Lay_WritePageFooter (void)
 	 Lay_WriteFootFromHTMLFile ();
 
          fprintf (Gbl.F.Out,"<div class=\"FOOT CENTER_MIDDLE\""
-                            " style=\"padding-bottom:15px;\">");	// Changed!
+                            " style=\"padding-bottom:15px;\">");
 
          /***** Institution and centre hosting the platform *****/
          fprintf (Gbl.F.Out,"<a href=\"%s\" class=\"FOOT\" target=\"_blank\">"
                             "<img src=\"%s/%s\""
                             " alt=\"%s\" title=\"%s\""
-                            " style=\"width:%upx; height:%upx;\" />"	// Changed!
+                            " style=\"width:%upx; height:%upx;\" />"
                             "<div>%s</div>"
                             "</a>",
                   Cfg_ABOUT_URL,
@@ -1489,12 +1489,12 @@ void Lay_WriteHeaderClassPhoto (unsigned NumColumns,bool PrintView,bool DrawingC
    /***** Table start *****/
    fprintf (Gbl.F.Out,"<tr>"
                       "<td colspan=\"%u\" class=\"CENTER_MIDDLE\">"
-                      "<table style=\"width:100%%; padding:15px;\">"	// Changed!
+                      "<table style=\"width:100%%; padding:15px;\">"
                       "<tr>",
             NumColumns);
 
    /***** First column: institution logo *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:96px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:96px;\">");
    if (InsCod > 0)
      {
       if (!PrintView)
@@ -1541,7 +1541,7 @@ void Lay_WriteHeaderClassPhoto (unsigned NumColumns,bool PrintView,bool DrawingC
    fprintf (Gbl.F.Out,"</td>");
 
    /***** Third column: degree logo *****/
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\" style=\"width:96px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\" style=\"width:96px;\">");
    if (DegCod > 0)
      {
       if (!PrintView)
@@ -1648,7 +1648,7 @@ void Lay_AdvertisementMobile (void)
 
    if (!(rand () % Lay_SHOW_ADVERTISEMENT_ONE_TIME_OF_X))
      {
-      fprintf (Gbl.F.Out,"<div style=\"margin-top:30px;\">");	// Changed!
+      fprintf (Gbl.F.Out,"<div style=\"margin-top:30px;\">");
 
       /***** Table start *****/
       Lay_StartRoundFrameTable (NULL,8,NULL);
@@ -1661,7 +1661,7 @@ void Lay_AdvertisementMobile (void)
                          "%s<br /><br />"
                          "<img src=\"%s/SWADroid200x300.png\""
                          " alt=\"SWADroid\" title=\"%s\""
-                         " style=\"width:300px; height:450px;\" />"	// Changed!
+                         " style=\"width:300px; height:450px;\" />"
                          "</a>"
 	                 "</td>"
 	                 "</tr>",
diff --git a/swad_link.c b/swad_link.c
index d2801e4b6..983bc4b95 100644
--- a/swad_link.c
+++ b/swad_link.c
@@ -111,7 +111,7 @@ void Lnk_WriteMenuWithInstitutionalLinks (void)
      {
       fprintf (Gbl.F.Out,"<tr>"
 			 "<td class=\"INS_LNK CENTER_MIDDLE\""
-			 " style=\"width:180px;\">"	// Changed!
+			 " style=\"width:180px;\">"
 			 "<div id=\"institutional_links\">");
       Lnk_WriteListOfLinks ();
       fprintf (Gbl.F.Out,"</div>"
diff --git a/swad_menu.c b/swad_menu.c
index 544b907af..83a0f9399 100644
--- a/swad_menu.c
+++ b/swad_menu.c
@@ -127,7 +127,7 @@ void Mnu_WriteVerticalMenuThisTabDesktop (void)
          /***** Icon *****/
 	 fprintf (Gbl.F.Out,"<div class=\"MENU_OPTION\""
 			    " style=\"background-image:url('%s/%s/%s64x64.gif');"
-			    " background-size:48px 48px;\"\">",	// Changed!
+			    " background-size:48px 48px;\"\">",
 	          Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
                   Act_Actions[NumAct].Icon);
 
@@ -277,7 +277,7 @@ void Mnu_WriteMenuThisTabMobile (void)
                                                                                    The_ClassMenuOff[Gbl.Prefs.Theme]);
 	 fprintf (Gbl.F.Out,"<input type=\"image\" src=\"%s/%s/%s64x64.gif\""
 	                    " alt=\"%s\" class=\"ICON64x64\""
-	                    " style=\"margin:6px;\" />"	// Changed!
+	                    " style=\"margin:6px;\" />"
 			    "<div>%s</div>"
                             "</a>",
 	          Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
diff --git a/swad_message.c b/swad_message.c
index 03984fdeb..38fd32666 100644
--- a/swad_message.c
+++ b/swad_message.c
@@ -2600,7 +2600,7 @@ static void Msg_ShowASentOrReceivedMessage (Msg_TypeOfMessages_t TypeOfMessages,
                                                               Txt_MSG_Unopened) :
                                                       Txt_MSG_Sent;
    fprintf (Gbl.F.Out,"<tr>"
-	              "<td class=\"%s CENTER_TOP\" style=\"width:24px;\">"	// Changed!
+	              "<td class=\"%s CENTER_TOP\" style=\"width:24px;\">"
                       "<img src=\"%s/msg-%s16x16.gif\""
                       " alt=\"%s\" title=\"%s\""
                       " class=\"ICON16x16\" />",
@@ -2625,7 +2625,7 @@ static void Msg_ShowASentOrReceivedMessage (Msg_TypeOfMessages_t TypeOfMessages,
 
    /***** Write message author *****/
    Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat);
-   Msg_WriteMsgAuthor (&UsrDat,120,11,	// Changed!
+   Msg_WriteMsgAuthor (&UsrDat,120,11,
 	               Open ? "MSG_AUT_BG" :
 	        	      "MSG_AUT_BG_NEW",	// Style
 	               true,NULL);
@@ -2757,7 +2757,7 @@ void Msg_GetNotifMessage (char *SummaryStr,char **ContentStr,long MsgCod,unsigne
 
 void Msg_WriteMsgNumber (unsigned long MsgNum,bool NewMsg)
   {
-   fprintf (Gbl.F.Out,"<td class=\"%s CENTER_TOP\" style=\"width:54px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"%s CENTER_TOP\" style=\"width:54px;\">"
                       "%lu:"
                       "</td>",
 	    NewMsg ? "MSG_TIT_BG_NEW" :
@@ -2812,7 +2812,7 @@ static void Msg_WriteSentOrReceivedMsgSubject (Msg_TypeOfMessages_t TypeOfMessag
 /*****************************************************************************/
 // Input: UsrDat must hold user's data
 
-void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsigned MaxCharsInName,	// Changed!
+void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsigned MaxCharsInName,
                          const char *Style,bool Enabled,const char *BgColor)
   {
    extern const char *Txt_Unknown_or_without_photo;
@@ -2824,7 +2824,7 @@ void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsig
    fprintf (Gbl.F.Out,"<td class=\"%s CENTER_TOP",Style);
    if (BgColor)
       fprintf (Gbl.F.Out," %s",BgColor);
-   fprintf (Gbl.F.Out,"\" style=\"width:36px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"\" style=\"width:36px;\">");
 
    /***** Write author name or don't write it? *****/
    if (Enabled)
@@ -2844,7 +2844,7 @@ void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsig
       fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP",Style);
       if (BgColor)
          fprintf (Gbl.F.Out," %s",BgColor);
-      fprintf (Gbl.F.Out,"\" style=\"width:%upx;\">",WidthOfNameColumn);	// Changed!
+      fprintf (Gbl.F.Out,"\" style=\"width:%upx;\">",WidthOfNameColumn);
 
       /* Restrict length of firstname and surnames */
       Usr_RestrictLengthAndWriteName (UsrDat,MaxCharsInName);
@@ -2861,7 +2861,7 @@ void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsig
                Style);
       if (BgColor)
          fprintf (Gbl.F.Out," %s",BgColor);
-      fprintf (Gbl.F.Out,"\" style=\"width:%upx;\">",	// Changed!
+      fprintf (Gbl.F.Out,"\" style=\"width:%upx;\">",
 	       WidthOfNameColumn);
      }
 
@@ -2981,7 +2981,7 @@ static void Msg_WriteMsgFrom (struct UsrData *UsrDat,bool Deleted)
    /***** Put an icon to show if user has read the message *****/
    fprintf (Gbl.F.Out,"<table>"
 	              "<tr>"
-                      "<td class=\"LEFT_MIDDLE\" style=\"width:24px;\">"	// Changed!
+                      "<td class=\"LEFT_MIDDLE\" style=\"width:24px;\">"
                       "<img src=\"%s/%s16x16.gif\""
                       " alt=\"%s\" title=\"%s\""
                       " class=\"ICON16x16\" />"
@@ -2995,7 +2995,7 @@ static void Msg_WriteMsgFrom (struct UsrData *UsrDat,bool Deleted)
                       Txt_MSG_Sent);
 
    /***** Put user's photo *****/
-   fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\" style=\"width:36px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\" style=\"width:36px;\">");
    ShowPhoto = (Pho_ShowUsrPhotoIsAllowed (UsrDat,PhotoURL));
    Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
                 	                NULL,
@@ -3127,7 +3127,7 @@ static void Msg_WriteMsgTo (Msg_TypeOfMessages_t TypeOfMessages,long MsgCod)
                              (Deleted ? Txt_MSG_Deleted_without_opening :
                                         Txt_MSG_Unopened);
          fprintf (Gbl.F.Out,"<tr>"
-                            "<td class=\"LEFT_MIDDLE\" style=\"width:24px;\">"	// Changed!
+                            "<td class=\"LEFT_MIDDLE\" style=\"width:24px;\">"
                             "<img src=\"%s/%s16x16.gif\""
                             " alt=\"%s\" title=\"%s\""
                             " class=\"ICON16x16\" />"
@@ -3140,7 +3140,7 @@ static void Msg_WriteMsgTo (Msg_TypeOfMessages_t TypeOfMessages,long MsgCod)
                   Title,Title);
 
          /* Put user's photo */
-         fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:36px;\">");	// Changed!
+         fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:36px;\">");
          ShowPhoto = (UsrValid ? Pho_ShowUsrPhotoIsAllowed (&UsrDat,PhotoURL) :
                                  false);
          Pho_ShowUsrPhoto (&UsrDat,ShowPhoto ? PhotoURL :
@@ -3212,7 +3212,7 @@ static void Msg_WriteMsgTo (Msg_TypeOfMessages_t TypeOfMessages,long MsgCod)
 void Msg_WriteMsgDate (const char *DateTime,const char *ClassBackground)
   {
    /***** Start cell *****/
-   fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\" style=\"width:127px;\">",	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\" style=\"width:127px;\">",
             ClassBackground);
 
    /***** Write date and time (DateTime holds date and time in YYYYMMDDHHMMSS format) *****/
@@ -3308,7 +3308,7 @@ static void Msg_PutFormToBanSender (struct UsrData *UsrDat)
    Msg_PutHiddenParamsMsgsFilters ();
    fprintf (Gbl.F.Out,"<input type=\"image\" src=\"%s/open_on16x16.gif\""
 	              " alt=\"%s\" title=\"%s\""
-	              " class=\"ICON16x16\" style=\"margin-left:15px;\" />",	// Changed!
+	              " class=\"ICON16x16\" style=\"margin-left:15px;\" />",
             Gbl.Prefs.IconsURL,
             Txt_Sender_permitted_click_to_ban_him,
             Txt_Sender_permitted_click_to_ban_him);
@@ -3518,7 +3518,7 @@ void Msg_ListBannedUsrs (void)
 
             /* Show photo */
             fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\""
-        	               " style=\"width:36px;\">");	// Changed!
+        	               " style=\"width:36px;\">");
             ShowPhoto = Pho_ShowUsrPhotoIsAllowed (&UsrDat,PhotoURL);
             Pho_ShowUsrPhoto (&UsrDat,ShowPhoto ? PhotoURL :
                         	                  NULL,
diff --git a/swad_message.h b/swad_message.h
index 837594d2c..dfe172de8 100644
--- a/swad_message.h
+++ b/swad_message.h
@@ -99,7 +99,7 @@ void Msg_GetMsgSubject (long MsgCod,char *Subject);
 void Msg_GetNotifMessage (char *SummaryStr,char **ContentStr,long MsgCod,unsigned MaxChars,bool GetContent);
 
 void Msg_WriteMsgNumber (unsigned long MsgNum,bool NewMsg);
-void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsigned MaxCharsInName,	// Changed!
+void Msg_WriteMsgAuthor (struct UsrData *UsrDat,unsigned WidthOfNameColumn,unsigned MaxCharsInName,
                          const char *Style,bool Enabled,const char *BgColor);
 bool Msg_WriteCrsOrgMsg (long CrsCod);
 void Msg_WriteListUsrsDstMsg (long MsgCod);
diff --git a/swad_network.c b/swad_network.c
index 13fc936ab..3e8a972e3 100644
--- a/swad_network.c
+++ b/swad_network.c
@@ -164,7 +164,7 @@ void Net_ShowWebsAndSocialNets (const struct UsrData *UsrDat)
    char URL[Cns_MAX_BYTES_URL+1];
 
    /***** Start container *****/
-   fprintf (Gbl.F.Out,"<div style=\"width:216px; margin:0 auto;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<div style=\"width:216px; margin:0 auto;\">");
 
    /***** Show link to public profile *****/
    Net_ShowAWebOrSocialNet (Prf_GetURLPublicProfile (URL,UsrDat->Nickname),
@@ -227,7 +227,7 @@ static void Net_ShowAWebOrSocialNet (const char *URL,
 /********************* Show form to edit my social networks ******************/
 /*****************************************************************************/
 
-#define Net_COL2_WIDTH 600	// Changed!
+#define Net_COL2_WIDTH 600
 
 void Net_ShowFormMyWebsAndSocialNets (void)
   {
@@ -274,9 +274,9 @@ void Net_ShowFormMyWebsAndSocialNets (void)
 			 "<img src=\"%s/%s16x16.gif\""
 			 " alt=\"%s\" title=\"%s\""
                          " class=\"ICON16x16\""
-			 " style=\"margin-right:15px;\" />"	// Changed!
+			 " style=\"margin-right:15px;\" />"
 			 "%s:</td>"
-			 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+			 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
 	       The_ClassForm[Gbl.Prefs.Theme],
 	       Gbl.Prefs.IconsURL,Net_WebsAndSocialNetworksDB[NumURL],
 	       Net_TitleWebsAndSocialNetworks[NumURL],
@@ -286,7 +286,7 @@ void Net_ShowFormMyWebsAndSocialNets (void)
       Act_FormStart (ActChgMyNet);
       Par_PutHiddenParamUnsigned ("Web",(unsigned) NumURL);
       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"URL\""
-			 " style=\"width:600px;\" maxlength=\"%u\" value=\"%s\""	// Changed!
+			 " style=\"width:600px;\" maxlength=\"%u\" value=\"%s\""
 			 " onchange=\"javascript:document.getElementById('%s').submit();\" />",
 	       Cns_MAX_LENGTH_URL,URL,
 	       Gbl.FormId);
@@ -492,7 +492,7 @@ void Net_ShowWebAndSocialNetworksStats (void)
 			    "<img src=\"%s/%s16x16.gif\""
 			    " alt=\"%s\" title=\"%s\""
                             " class=\"ICON16x16\""
-			    " style=\"margin-right:15px;\" />"	// Changed!
+			    " style=\"margin-right:15px;\" />"
 			    "%s</td>"
 			    "<td class=\"DAT RIGHT_MIDDLE\">"
 			    "%u"
diff --git a/swad_notice.c b/swad_notice.c
index 32158364a..3cf3ba3af 100644
--- a/swad_notice.c
+++ b/swad_notice.c
@@ -51,8 +51,8 @@ extern struct Globals Gbl;
 
 const unsigned Not_ContainerWidth[Not_NUM_TYPES_LISTING] =
   {
-   150,	// Not_LIST_BRIEF_NOTICES	// Changed!
-   600,	// Not_LIST_FULL_NOTICES	// Changed!
+   150,	// Not_LIST_BRIEF_NOTICES
+   600,	// Not_LIST_FULL_NOTICES
   };
 
 const unsigned Not_MaxCharsURLOnScreen[Not_NUM_TYPES_LISTING] =
@@ -379,8 +379,8 @@ void Not_ShowNotices (Not_Listing_t TypeNoticesListing)
 	{
 	 if (NumNotices)
 	   {
-	    sprintf (StrWidth,"%upx",	// Changed!
-		     Not_ContainerWidth[Not_LIST_FULL_NOTICES] + 60);	// Changed!
+	    sprintf (StrWidth,"%upx",
+		     Not_ContainerWidth[Not_LIST_FULL_NOTICES] + 60);
             Lay_StartRoundFrameTable (StrWidth,2,Txt_All_notices);
             fprintf (Gbl.F.Out,"<tr>"
         	               "<td class=\"CENTER_TOP\">");
@@ -481,8 +481,8 @@ static void Not_DrawANotice (Not_Listing_t TypeNoticesListing,
    struct UsrData UsrDat;
 
    /***** Start yellow note *****/
-   fprintf (Gbl.F.Out,"<div class=\"NOTICE_CONTAINER\" style=\"width:%upx;\">",	// Changed!
-	    Not_ContainerWidth[TypeNoticesListing]);	// Changed!
+   fprintf (Gbl.F.Out,"<div class=\"NOTICE_CONTAINER\" style=\"width:%upx;\">",
+	    Not_ContainerWidth[TypeNoticesListing]);
 
    /***** Write the date in the top part of the yellow note *****/
    /* Write symbol to indicate if notice is obsolete or active */
diff --git a/swad_notification.c b/swad_notification.c
index 9594eb126..da4a1756f 100644
--- a/swad_notification.c
+++ b/swad_notification.c
@@ -429,7 +429,7 @@ void Ntf_ShowMyNotifications (void)
          /***** Write row for this notification *****/
 	 /* Write event icon */
          fprintf (Gbl.F.Out,"<tr>"
-                            "<td class=\"%s LEFT_TOP\" style=\"width:30px;\">",	// Changed!
+                            "<td class=\"%s LEFT_TOP\" style=\"width:30px;\">",
                   ClassBackground);
          if (PutLink)
            {
@@ -470,7 +470,7 @@ void Ntf_ShowMyNotifications (void)
          fprintf (Gbl.F.Out,"</td>");
 
          /* Write user (from) */
-         Msg_WriteMsgAuthor (&UsrDat,120,11,ClassAuthorBg,true,NULL);	// Changed!
+         Msg_WriteMsgAuthor (&UsrDat,120,11,ClassAuthorBg,true,NULL);
 
          /* Write location */
          fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
@@ -551,7 +551,7 @@ void Ntf_ShowMyNotifications (void)
             fprintf (Gbl.F.Out,"<tr>"
                                "<td colspan=\"2\"></td>"
                                "<td colspan=\"5\" class=\"DAT LEFT_TOP\""
-                               " style=\"padding-bottom:15px;\">"	// Changed!
+                               " style=\"padding-bottom:15px;\">"
                                "%s"
                                "</td>"
                                "</tr>",
diff --git a/swad_pagination.c b/swad_pagination.c
index e2eb6b9cf..059dd8309 100644
--- a/swad_pagination.c
+++ b/swad_pagination.c
@@ -188,7 +188,7 @@ void Pag_WriteLinksToPages (Pag_WhatPaginate_t WhatPaginate,long ThrCod,struct P
    if (Pagination->MoreThanOnePage)
      {
       /***** Links to several pages start here *****/
-      fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:7px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:7px;\">"
                          "<tr>"
                          "<td class=\"%s LEFT_MIDDLE\">"
                          "["
diff --git a/swad_password.c b/swad_password.c
index 1ad15f6c9..4af3be09e 100644
--- a/swad_password.c
+++ b/swad_password.c
@@ -884,7 +884,7 @@ void Pwd_AskForConfirmationOnDangerousAction (void)
    extern const char *Txt_I_understand_that_this_action_may_have_serious_consequences_and_can_not_be_undone;
    extern const char *Txt_For_security_enter_your_password;
 
-   fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\" style=\"margin:15px;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\" style=\"margin:15px;\">"
 		      "<input type=\"checkbox\" name=\"Consent\" value=\"Y\" />"
 		      "<span class=\"%s\">%s</span><br />"
 		      "<span class=\"%s\">%s: </span>"
diff --git a/swad_photo.c b/swad_photo.c
index 16fbad9dc..8528b8e8b 100644
--- a/swad_photo.c
+++ b/swad_photo.c
@@ -756,14 +756,14 @@ static void Pho_UpdatePhoto2 (void)
       fprintf (Gbl.F.Out,"<td class=\"DAT CENTER_TOP\" style=\"width:33%%;\">"
                          "<img src=\"%s/%s/%s/%s_paso%u.jpg\""
                          " alt=\"%s\" title=\"%s\""
-                         " style=\"width:%upx; height:%upx;\" />"	// Changed!
+                         " style=\"width:%upx; height:%upx;\" />"
                          "<br />%s"
                          "</td>",
                Cfg_HTTPS_URL_SWAD_PUBLIC,Cfg_FOLDER_PHOTO,Cfg_FOLDER_PHOTO_TMP,
                Gbl.Usrs.FileNamePhoto,NumPhoto + 1,
                Txt_PHOTO_PROCESSING_CAPTIONS[NumPhoto],
                Txt_PHOTO_PROCESSING_CAPTIONS[NumPhoto],
-               Pho_PHOTO_REAL_WIDTH,Pho_PHOTO_REAL_HEIGHT,	// Changed!
+               Pho_PHOTO_REAL_WIDTH,Pho_PHOTO_REAL_HEIGHT,
                Txt_PHOTO_PROCESSING_CAPTIONS[NumPhoto]);
    fprintf (Gbl.F.Out,"</tr>"
 	              "</table>");
@@ -2214,8 +2214,8 @@ static void Pho_ShowDegreeAvgPhotoAndStat (struct Degree *Deg,Pho_AvgPhotoSeeOrP
                   Cfg_HTTPS_URL_SWAD_PUBLIC,Cfg_FOLDER_PHOTO,
                   Pho_StrAvgPhotoDirs[Gbl.Stat.DegPhotos.TypeOfAverage],
                   Deg->DegCod,Usr_StringsSexDB[Sex]);
-         fprintf (Gbl.F.Out,"%s\" style=\"width:%upx; height:%upx;\"",	// Changed!
-                  PhotoURL,PhotoWidth,PhotoHeight);	// Changed!
+         fprintf (Gbl.F.Out,"%s\" style=\"width:%upx; height:%upx;\"",
+                  PhotoURL,PhotoWidth,PhotoHeight);
          if (SeeOrPrint == Pho_DEGREES_SEE)
            {
             sprintf (PhotoCaption,"%s<br />"
@@ -2234,12 +2234,12 @@ static void Pho_ShowDegreeAvgPhotoAndStat (struct Degree *Deg,Pho_AvgPhotoSeeOrP
         }
       else
          fprintf (Gbl.F.Out,"%s/usr_bl.jpg\""
-                            " style=\"width:%upx; height:%upx;\"",	// Changed!
+                            " style=\"width:%upx; height:%upx;\"",
                   Gbl.Prefs.IconsURL,PhotoWidth,PhotoHeight);
      }
    else
       fprintf (Gbl.F.Out,"%s/usr_bl.jpg\""
-	                 " style=\"width:%upx; height:%upx;\"",	// Changed!
+	                 " style=\"width:%upx; height:%upx;\"",
 	       Gbl.Prefs.IconsURL,PhotoWidth,PhotoHeight);
    fprintf (Gbl.F.Out," alt=\"%s\" title=\"%s\" />",
             Deg->ShortName,
@@ -2261,14 +2261,14 @@ static void Pho_ShowDegreeAvgPhotoAndStat (struct Degree *Deg,Pho_AvgPhotoSeeOrP
 /*****************************************************************************/
 /******** Compute photo width and height for class photo of degrees **********/
 /*****************************************************************************/
-#define MIN_WIDTH_PHOTO		12	// Changed!
-#define MIN_HEIGHT_PHOTO	18	// Changed!
+#define MIN_WIDTH_PHOTO		12
+#define MIN_HEIGHT_PHOTO	18
 #define MIN_PIXELS_PHOTO	(MIN_WIDTH_PHOTO * MIN_HEIGHT_PHOTO)
-#define DEF_WIDTH_PHOTO		54	// Changed!
-#define DEF_HEIGHT_PHOTO	72	// Changed!
+#define DEF_WIDTH_PHOTO		54
+#define DEF_HEIGHT_PHOTO	72
 #define DEF_PIXELS_PHOTO	(DEF_WIDTH_PHOTO * DEF_HEIGHT_PHOTO)
-#define MAX_WIDTH_PHOTO		108	// Changed!
-#define MAX_HEIGHT_PHOTO	144	// Changed!
+#define MAX_WIDTH_PHOTO		108
+#define MAX_HEIGHT_PHOTO	144
 #define MAX_PIXELS_PHOTO	(MAX_WIDTH_PHOTO * MAX_HEIGHT_PHOTO)
 
 static void Pho_ComputePhotoSize (int NumStds,int NumStdsWithPhoto,unsigned *PhotoWidth,unsigned *PhotoHeight)
diff --git a/swad_plugin.c b/swad_plugin.c
index 91a96b4eb..0c2bfffe7 100644
--- a/swad_plugin.c
+++ b/swad_plugin.c
@@ -99,7 +99,7 @@ void Plg_ListPlugins (void)
 
    /***** Write table heading *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<th style=\"width:48px;\">"	// Changed!
+                      "<th style=\"width:48px;\">"
                       "</th>"
                       "<th class=\"LEFT_MIDDLE\">"
                       "%s"
@@ -119,7 +119,7 @@ void Plg_ListPlugins (void)
       /* Plugin logo */
       // TODO: Change plugin icons to 32x32
       fprintf (Gbl.F.Out,"<tr>"
-                         "<td class=\"DAT LEFT_MIDDLE\" style=\"width:54px;\">"	// Changed!
+                         "<td class=\"DAT LEFT_MIDDLE\" style=\"width:54px;\">"
                          "<a href=\"%s\" title=\"%s\" class=\"DAT\" target=\"_blank\">"
                          "<img src=\"%s/%s/%s24x24.gif\""
                          " alt=\"%s\" title=\"%s\""
@@ -383,7 +383,7 @@ static void Plg_ListPluginsForEdition (void)
 
       /* Plugin logo */
       // TODO: Change plugin icons to 32x32
-      fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\" style=\"width:54px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\" style=\"width:54px;\">"
                          "<img src=\"%s/%s/%s24x24.gif\""
                          " alt=\"%s\" title=\"%s\""
                          " class=\"ICON32x32\" />"
@@ -929,7 +929,7 @@ static void Plg_PutHeadPlugins (void)
                       "<th class=\"RIGHT_MIDDLE\">"
                       "%s"
                       "</th>"
-                      "<th style=\"width:42px;\"></th>"	// Changed!
+                      "<th style=\"width:42px;\"></th>"
                       "<th class=\"LEFT_MIDDLE\">"
                       "%s"
                       "</th>"
diff --git a/swad_preference.c b/swad_preference.c
index d482d06a2..70e6e306c 100644
--- a/swad_preference.c
+++ b/swad_preference.c
@@ -72,28 +72,32 @@ void Pre_EditPrefs (void)
    Pre_PutSelectorToSelectLanguage ();
    Lay_EndRoundFrame ();
 
-   /***** Layout, theme, icon set, menu & side columns *****/
-   fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:15px;\">"	// Changed!
+   /***** Layout, side columns, theme, icon set & menu *****/
+   fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:20px 0;\">"
                       "<tr>"
                       "<td>");
    Lay_PutIconsToSelectLayout ();	// 1. Layout
-   fprintf (Gbl.F.Out,"</td>"
-                      "<td>");
-   The_PutIconsToSelectTheme ();	// 2. Theme
-   fprintf (Gbl.F.Out,"</td>"
-                      "<td>");
-   Ico_PutIconsToSelectIconSet ();	// 3. Icon set
    fprintf (Gbl.F.Out,"</td>");
    if (Gbl.Prefs.Layout == Lay_LAYOUT_DESKTOP)
      {
       fprintf (Gbl.F.Out,"<td>");
-      Mnu_PutIconsToSelectMenu ();	// 4. Menu
+      Mnu_PutIconsToSelectMenu ();	// 2. Menu
       fprintf (Gbl.F.Out,"</td>"
                          "<td>");
-      Pre_PutIconsToSelectSideCols ();	// 5. Side columns
+      Pre_PutIconsToSelectSideCols ();	// 3. Side columns
       fprintf (Gbl.F.Out,"</td>");
      }
    fprintf (Gbl.F.Out,"</tr>"
+	              "</table>"
+                      "<table style=\"margin:0 auto; border-spacing:20px 0;\">"
+                      "<tr>"
+	              "<td>");
+   The_PutIconsToSelectTheme ();	// 4. Theme
+   fprintf (Gbl.F.Out,"</td>"
+                      "<td>");
+   Ico_PutIconsToSelectIconSet ();	// 5. Icon set
+   fprintf (Gbl.F.Out,"</td>"
+                      "</tr>"
 	              "</table>");
 
    /***** Automatic e-mail to notify of new events *****/
@@ -225,12 +229,12 @@ void Pre_PutSelectorToSelectLanguage (void)
    Txt_Language_t Lan;
    static const unsigned SelectorWidth[Lay_NUM_LAYOUTS] =
      {
-      135,	// Lay_LAYOUT_DESKTOP	// Changed!
-      180,	// Lay_LAYOUT_MOBILE	// Changed!
+      135,	// Lay_LAYOUT_DESKTOP
+      180,	// Lay_LAYOUT_MOBILE
      };
 
    Act_FormStart (ActReqChgLan);
-   fprintf (Gbl.F.Out,"<select name=\"Lan\" style=\"width:%upx; margin:0;\""	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"Lan\" style=\"width:%upx; margin:0;\""
 	              " onchange=\"javascript:document.getElementById('%s').submit();\">",
             SelectorWidth[Gbl.Prefs.Layout],Gbl.FormId);
    for (Lan = (Txt_Language_t) 0;
@@ -352,7 +356,7 @@ static void Pre_PutIconsToSelectSideCols (void)
       fprintf (Gbl.F.Out,"<input type=\"image\" src=\"%s/layout%u%u_32x20.gif\""
 	                 " alt=\"%s\" title=\"%s\""
 	                 " style=\"display:block;"
-	                 " width:48px; height:30px;\" />",	// Changed!
+	                 " width:48px; height:30px;\" />",
                Gbl.Prefs.IconsURL,
                SideCols >> 1,SideCols & 1,
                Txt_LAYOUT_SIDE_COLUMNS[SideCols],
diff --git a/swad_profile.c b/swad_profile.c
index 0f735c117..e5148d0f9 100644
--- a/swad_profile.c
+++ b/swad_profile.c
@@ -327,7 +327,7 @@ static void Prf_ShowDetailsUserProfile (const struct UsrData *UsrDat)
    // char StrTimeGenerationInMicroseconds[64];
 
    /***** Start table *****/
-   fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\" style=\"margin:0 15px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<table class=\"CELLS_PAD_2\" style=\"margin:0 15px;\">");
    /*
    if (Gbl.Usrs.Me.LoggedRole == Rol_ROLE_SYS_ADM)
      {
@@ -1319,7 +1319,7 @@ void Prf_ShowRankingFigure (const char *Query)
 	 fprintf (Gbl.F.Out,"<tr>");
          Prf_ShowUsrInRanking (&UsrDat,Rank);
 	 fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE COLOR%u\""
-	                    " style=\"height:60px;\">"	// Changed!
+	                    " style=\"height:60px;\">"
 	                    "%ld"
 	                    "</td>"
 			    "</tr>",
@@ -1464,7 +1464,7 @@ void Prf_GetAndShowRankingClicksPerDay (void)
 	 fprintf (Gbl.F.Out,"<tr>");
 	 Prf_ShowUsrInRanking (&UsrDat,Rank);
 	 fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE COLOR%u\""
-	                    " style=\"height:60px;\">",	// Changed!
+	                    " style=\"height:60px;\">",
 	          Gbl.RowEvenOdd);
 	 Str_WriteFloatNum (NumClicksPerDay);
 	 fprintf (Gbl.F.Out,"</td>"
@@ -1493,11 +1493,11 @@ void Prf_ShowUsrInRanking (const struct UsrData *UsrDat,unsigned Rank)
    bool Visible = Pri_ShowIsAllowed (UsrDat->ProfileVisibility,UsrDat->UsrCod);
 
    fprintf (Gbl.F.Out,"<td class=\"RANK RIGHT_MIDDLE COLOR%u\""
-	              " style=\"height:60px;\">"	// Changed!
+	              " style=\"height:60px;\">"
 		      "#%u"
 		      "</td>"
                       "<td class=\"COLOR%u\""
-                      " style=\"width:42px; height:60px;\">",	// Changed!
+                      " style=\"width:42px; height:60px;\">",
 	    Gbl.RowEvenOdd,
 	    Rank,
             Gbl.RowEvenOdd);
@@ -1513,7 +1513,7 @@ void Prf_ShowUsrInRanking (const struct UsrData *UsrDat,unsigned Rank)
      }
 
    fprintf (Gbl.F.Out,"</td>"
-		      "<td class=\"COLOR%u\" style=\"height:60px;\">",	// Changed!
+		      "<td class=\"COLOR%u\" style=\"height:60px;\">",
             Gbl.RowEvenOdd);
 
    /***** Put form to go to public profile *****/
diff --git a/swad_record.c b/swad_record.c
index 99c681dd9..dc236e67c 100644
--- a/swad_record.c
+++ b/swad_record.c
@@ -57,8 +57,8 @@ extern struct Act_Actions Act_Actions[Act_NUM_ACTIONS];
 /***************************** Private constants *****************************/
 /*****************************************************************************/
 
-#define Rec_INSTITUTION_LOGO_SIZE	72	// Changed!
-#define Rec_DEGREE_LOGO_SIZE		72	// Changed!
+#define Rec_INSTITUTION_LOGO_SIZE	72
+#define Rec_DEGREE_LOGO_SIZE		72
 #define Rec_SHOW_OFFICE_HOURS_DEFAULT	true
 
 /*****************************************************************************/
@@ -209,7 +209,7 @@ void Rec_ListFieldsRecordsForEdition (void)
       Act_FormStart (ActRenFie);
       Par_PutHiddenParamLong ("FieldCod",Gbl.CurrentCrs.Records.LstFields.Lst[NumField].FieldCod);
       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"FieldName\""
-	                 " style=\"width:600px;\" maxlength=\"%u\" value=\"%s\""	// Changed!
+	                 " style=\"width:600px;\" maxlength=\"%u\" value=\"%s\""
                          " onchange=\"javascript:document.getElementById('%s').submit();\" />",
                Rec_MAX_LENGTH_NAME_FIELD,
                Gbl.CurrentCrs.Records.LstFields.Lst[NumField].Name,
@@ -282,7 +282,7 @@ void Rec_ShowFormCreateRecordField (void)
    /***** Field name *****/
    fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
                       "<input type=\"text\" name=\"FieldName\""
-                      " style=\"width:600px;\" maxlength=\"%u\" value=\"%s\" />"	// Changed!
+                      " style=\"width:600px;\" maxlength=\"%u\" value=\"%s\" />"
                       "</td>",
             Rec_MAX_LENGTH_NAME_FIELD,Gbl.CurrentCrs.Records.Field.Name);
 
@@ -915,7 +915,7 @@ void Rec_ListRecordsGsts (void)
       if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat))                // Get from the database the data of the student
 	{
 	 fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	                    " style=\"margin-bottom:15px;");	// Changed!
+	                    " style=\"margin-bottom:15px;");
 	 if (Gbl.CurrentAct == ActPrnRecSevGst &&
 	     NumUsrs != 0 &&
 	     (NumUsrs % Gbl.Usrs.Listing.RecsPerPag) == 0)
@@ -1082,7 +1082,7 @@ void Rec_ListRecordsStds (void)
                                                           true);
 
             fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-        	               " style=\"margin-bottom:15px;");	// Changed!
+        	               " style=\"margin-bottom:15px;");
             if (Gbl.CurrentAct == ActPrnRecSevStd &&
                 NumUsrs != 0 &&
                 (NumUsrs % Gbl.Usrs.Listing.RecsPerPag) == 0)
@@ -1169,7 +1169,7 @@ static void Rec_ShowRecordOneTchCrs (void)
    fprintf (Gbl.F.Out,"</div>");
 
    fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	              " style=\"margin-bottom:15px;\">");	// Changed!
+	              " style=\"margin-bottom:15px;\">");
 
    /* Common record */
    Rec_ShowSharedUsrRecord (Rec_RECORD_LIST,&Gbl.Usrs.Other.UsrDat);
@@ -1258,7 +1258,7 @@ void Rec_ListRecordsTchs (void)
                                                           true);
 
             fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-        	               " style=\"margin-bottom:15px;");	// Changed!
+        	               " style=\"margin-bottom:15px;");
             if (Gbl.CurrentAct == ActPrnRecSevTch &&
                 NumUsrs != 0 &&
                 (NumUsrs % Gbl.Usrs.Listing.RecsPerPag) == 0)
@@ -1348,7 +1348,7 @@ static void Rec_WriteFormShowOfficeHours (bool ShowOfficeHours,const char *ListU
    Par_PutHiddenParamChar ("ParamOfficeHours",'Y');
 
    /***** End form *****/
-   fprintf (Gbl.F.Out,"<div style=\"margin:0 7px; display:inline;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div style=\"margin:0 7px; display:inline;\">"
                       "<input type=\"checkbox\" name=\"ShowOfficeHours\" value=\"Y\"");
    if (ShowOfficeHours)
       fprintf (Gbl.F.Out," checked=\"checked\"");
@@ -1453,10 +1453,10 @@ void Rec_ShowCrsRecord (Rec_RecordViewType_t TypeOfView,struct UsrData *UsrDat)
    extern const char *Txt_You_dont_have_permission_to_perform_this_action;
    extern const char *Txt_RECORD_FIELD_VISIBILITY_RECORD[Rec_NUM_TYPES_VISIBILITY];
    extern const char *Txt_Save;
-   unsigned RecordWidth = Rec_RECORD_WIDTH_WIDE;	// Changed!
+   unsigned RecordWidth = Rec_RECORD_WIDTH_WIDE;
    char StrRecordWidth[10+1];
-   unsigned FrameWidth = 15;	// Changed!
-   unsigned Col1Width = 210;	// Changed!
+   unsigned FrameWidth = 15;
+   unsigned Col1Width = 210;
    unsigned Col2Width;
    char *ClassHead;
    char *ClassData;
@@ -1539,7 +1539,7 @@ void Rec_ShowCrsRecord (Rec_RecordViewType_t TypeOfView,struct UsrData *UsrDat)
    Col2Width = RecordWidth - FrameWidth * 2 - Col1Width;
 
    /***** Start frame *****/
-   sprintf (StrRecordWidth,"%upx",RecordWidth);	// Changed!
+   sprintf (StrRecordWidth,"%upx",RecordWidth);
    Lay_StartRoundFrameTable (StrRecordWidth,2,NULL);
 
    /***** Header *****/
@@ -1547,7 +1547,7 @@ void Rec_ShowCrsRecord (Rec_RecordViewType_t TypeOfView,struct UsrData *UsrDat)
 	              "<td colspan=\"2\" class=\"LEFT_TOP\">"
 	              "<table style=\"width:100%%;\">"
                       "<tr>"
-                      "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+                      "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
             Rec_DEGREE_LOGO_SIZE);
    Log_DrawLogo (Sco_SCOPE_DEG,Gbl.CurrentDeg.Deg.DegCod,
                  Gbl.CurrentDeg.Deg.ShortName,Rec_DEGREE_LOGO_SIZE,NULL,true);
@@ -1581,11 +1581,11 @@ void Rec_ShowCrsRecord (Rec_RecordViewType_t TypeOfView,struct UsrData *UsrDat)
          /* Name of the field */
          fprintf (Gbl.F.Out,"<tr>"
                             "<td class=\"%s LEFT_TOP COLOR%u\""
-                            " style=\"width:%upx;\">"	// Changed!
+                            " style=\"width:%upx;\">"
                             "%s:",
                   ICanEdit ? The_ClassForm[Gbl.Prefs.Theme] :
                 	     "DAT_REC_SMALL",
-                  Gbl.RowEvenOdd,Col1Width,	// Changed!
+                  Gbl.RowEvenOdd,Col1Width,
                   Gbl.CurrentCrs.Records.LstFields.Lst[NumField].Name);
          if (TypeOfView == Rec_RECORD_LIST)
             fprintf (Gbl.F.Out,"<span class=\"DAT_SMALL\"> (%s)</span>",
@@ -1603,12 +1603,12 @@ void Rec_ShowCrsRecord (Rec_RecordViewType_t TypeOfView,struct UsrData *UsrDat)
 
          /***** Write form, text, or nothing depending on the user's role and the visibility of the field... */
          fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP COLOR%u\""
-                            " style=\"width:%upx;\">",	// Changed!
-                  ClassData,Gbl.RowEvenOdd,Col2Width);	// Changed!
+                            " style=\"width:%upx;\">",
+                  ClassData,Gbl.RowEvenOdd,Col2Width);
          if (ICanEdit)	// Show with form
            {
             fprintf (Gbl.F.Out,"<textarea name=\"Field%ld\" rows=\"%u\""
-        	               " style=\"width:540px;\">",	// Changed!
+        	               " style=\"width:540px;\">",
                      Gbl.CurrentCrs.Records.LstFields.Lst[NumField].FieldCod,
                      Gbl.CurrentCrs.Records.LstFields.Lst[NumField].NumLines);
             if (ThisFieldHasText)
@@ -2118,13 +2118,13 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
                   Act_Actions[Gbl.CurrentAct].BrowserWindow == Act_MAIN_WINDOW;	// Only in main window
 
    /***** Start frame *****/
-   sprintf (StrRecordWidth,"%upx",RecordWidth);	// Changed!
+   sprintf (StrRecordWidth,"%upx",RecordWidth);
    Lay_StartRoundFrameTable (StrRecordWidth,2,NULL);
 
    /***** Institution *****/
    fprintf (Gbl.F.Out,"<tr>"
                       "<td class=\"CENTER_MIDDLE\""
-                      " style=\"width:%upx; height:%upx;\">",	// Changed!
+                      " style=\"width:%upx; height:%upx;\">",
 	    TopC1Width,TopC1Width);
    if (UsrDat->InsCod > 0)
      {
@@ -2148,7 +2148,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
      }
    fprintf (Gbl.F.Out,"</td>"
 		      "<td class=\"%s LEFT_MIDDLE\""
-		      " style=\"width:%upx; height:%upx;\">",	// Changed!
+		      " style=\"width:%upx; height:%upx;\">",
 	    ClassHead,TopC2Width,TopC1Width);
    if (UsrDat->InsCod > 0)
      {
@@ -2171,7 +2171,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
    /***** Photo *****/
    ShowPhoto = Pho_ShowUsrPhotoIsAllowed (UsrDat,PhotoURL);
    fprintf (Gbl.F.Out,"<td rowspan=\"3\" class=\"CENTER_TOP\""
-	              " style=\"width:%upx;\">",	// Changed!
+	              " style=\"width:%upx;\">",
 	    TopC3Width);
    Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
                 	                NULL,
@@ -2182,12 +2182,12 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
    /***** Commands *****/
    fprintf (Gbl.F.Out,"<tr>"
 	              "<td rowspan=\"3\" class=\"LEFT_TOP\""
-	              " style=\"width:%upx;\">",	// Changed!
+	              " style=\"width:%upx;\">",
 	    TopC1Width);
 
    if (PutFormLinks && Gbl.Usrs.Me.Logged)
      {
-      fprintf (Gbl.F.Out,"<div style=\"width:30px; margin:9px auto;\">");	// Changed!
+      fprintf (Gbl.F.Out,"<div style=\"width:30px; margin:9px auto;\">");
 
       /***** Button to edit my record card *****/
       if (ItsMe)
@@ -2395,7 +2395,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 
    /***** Full name *****/
    fprintf (Gbl.F.Out,"<td class=\"REC_NAME LEFT_TOP\""
-	              " style=\"width:%upx;\">"	// Changed!
+	              " style=\"width:%upx;\">"
 	              "%s<br />%s<br />%s"
 	              "</td>"
 	              "</tr>",
@@ -2406,7 +2406,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 
    /***** User's nickname *****/
    fprintf (Gbl.F.Out,"<td class=\"REC_NAME LEFT_BOTTOM\""
-	              " style=\"width:%upx;\">"	// Changed!
+	              " style=\"width:%upx;\">"
 	              "<div class=\"REC_NICK\">",
 	    TopC2Width);
    if (UsrDat->Nickname[0])
@@ -2434,7 +2434,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 
    /***** Country *****/
    fprintf (Gbl.F.Out,"<tr>"
-		      "<td class=\"%s LEFT_TOP\" style=\"width:%upx;\">",	// Changed!
+		      "<td class=\"%s LEFT_TOP\" style=\"width:%upx;\">",
 	    ClassData,TopC2Width);
    if (ShowData && UsrDat->CtyCod > 0)
      {
@@ -2444,7 +2444,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
    fprintf (Gbl.F.Out,"</td>");
 
    /***** User's web and social networks *****/
-   fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:%upx;\">",	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP\" style=\"width:%upx;\">",
 	    TopC3Width);
    Net_ShowWebsAndSocialNets (UsrDat);
    fprintf (Gbl.F.Out,"</td>"
@@ -2485,11 +2485,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /***** User's e-mail *****/
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Email,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (UsrDat->Email[0])
@@ -2511,11 +2511,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /***** User's ID *****/
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_TOP\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_TOP\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_ID,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 ID_WriteUsrIDs (UsrDat,ShowID);
@@ -2527,10 +2527,10 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	   {
 	    fprintf (Gbl.F.Out,"<tr>"
 			       "<td class=\"%s RIGHT_MIDDLE\""
-			       " style=\"width:%upx;\">"	// Changed!
+			       " style=\"width:%upx;\">"
 			       "%s:</td>"
 			       "<td class=\"%s LEFT_MIDDLE\""
-			       " style=\"width:%upx;\">",	// Changed!
+			       " style=\"width:%upx;\">",
 		     ClassForm,Rec_C1_BOTTOM_WIDE,
 		     Txt_Role,
 		     ClassData,Rec_C2_BOTTOM_WIDE);
@@ -2663,10 +2663,10 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	   {
 	    fprintf (Gbl.F.Out,"<tr>"
 			       "<td class=\"%s RIGHT_MIDDLE\""
-			       " style=\"width:%upx;\">"	// Changed!
+			       " style=\"width:%upx;\">"
 			       "%s*:</td>"
 			       "<td class=\"%s LEFT_MIDDLE\""
-			       " style=\"width:%upx;\">",	// Changed!
+			       " style=\"width:%upx;\">",
 		     ClassForm,Rec_C1_BOTTOM_WIDE,
 		     Txt_Sex,
 		     ClassData,Rec_C2_BOTTOM_WIDE);
@@ -2693,11 +2693,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 else	// RoleForm == false, SexForm == false
 	    fprintf (Gbl.F.Out,"<tr>"
 			       "<td class=\"%s RIGHT_MIDDLE\""
-			       " style=\"width:%upx;\">"	// Changed!
+			       " style=\"width:%upx;\">"
 			       "%s:"
 			       "</td>"
 			       "<td class=\"%s LEFT_MIDDLE\""
-			       " style=\"width:%upx;\">"	// Changed!
+			       " style=\"width:%upx;\">"
 			       "%s"
 			       "</td>"
 			       "</tr>",
@@ -2712,22 +2712,22 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Surname 1 */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Surname_1);
 	 if (TypeOfView == Rec_FORM_MY_COMMON_RECORD)
 	    fprintf (Gbl.F.Out,"*");
 	 fprintf (Gbl.F.Out,":</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (DataForm)
 	    fprintf (Gbl.F.Out,"<input type=\"text\" name=\"Surname1\""
 			       " maxlength=\"%u\" value=\"%s\""
-			       " style=\"width:%upx;\" />",	// Changed!
+			       " style=\"width:%upx;\" />",
 		     Usr_MAX_LENGTH_USR_NAME_OR_SURNAME,
 		     UsrDat->Surname1,
-		     Rec_C2_BOTTOM_WIDE - 90);	// Changed!
+		     Rec_C2_BOTTOM_WIDE - 90);
 	 else if (UsrDat->Surname1[0])
 	    fprintf (Gbl.F.Out,"<strong>%s</strong>",UsrDat->Surname1);
 	 fprintf (Gbl.F.Out,"</td>"
@@ -2736,21 +2736,21 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Surname 2 */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,
 		  Txt_Surname_2,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (DataForm)
 	    fprintf (Gbl.F.Out,"<input type=\"text\" name=\"Surname2\""
 			       " maxlength=\"%u\" value=\"%s\""
-			       " style=\"width:%upx;\" />",	// Changed!
+			       " style=\"width:%upx;\" />",
 		     Usr_MAX_LENGTH_USR_NAME_OR_SURNAME,
 		     UsrDat->Surname2,
-		     Rec_C2_BOTTOM_WIDE - 90);	// Changed!
+		     Rec_C2_BOTTOM_WIDE - 90);
 	 else if (UsrDat->Surname2[0])
 	    fprintf (Gbl.F.Out,"<strong>%s</strong>",
 		     UsrDat->Surname2);
@@ -2760,22 +2760,22 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* First name */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_First_name);
 	 if (TypeOfView == Rec_FORM_MY_COMMON_RECORD)
 	    fprintf (Gbl.F.Out,"*");
 	 fprintf (Gbl.F.Out,":</td>"
 			    "<td colspan=\"2\" class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (DataForm)
 	    fprintf (Gbl.F.Out,"<input type=\"text\" name=\"FirstName\""
 			       " maxlength=\"%u\" value=\"%s\""
-			       " style=\"width:%upx;\" />",	// Changed!
+			       " style=\"width:%upx;\" />",
 		     Usr_MAX_LENGTH_USR_NAME_OR_SURNAME,
 		     UsrDat->FirstName,
-		     Rec_C2_BOTTOM_WIDE - 90);	// Changed!
+		     Rec_C2_BOTTOM_WIDE - 90);
 	 else if (UsrDat->FirstName[0])
 	    fprintf (Gbl.F.Out,"<strong>%s</strong>",UsrDat->FirstName);
 	 fprintf (Gbl.F.Out,"</td>"
@@ -2793,19 +2793,19 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 
 	    fprintf (Gbl.F.Out,"<tr>"
 			       "<td class=\"%s RIGHT_MIDDLE\""
-			       " style=\"width:%upx;\">"	// Changed!
+			       " style=\"width:%upx;\">"
 			       "%s",
 		     ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Country);
 	    if (TypeOfView == Rec_FORM_MY_COMMON_RECORD)
 	       fprintf (Gbl.F.Out,"*");
 	    fprintf (Gbl.F.Out,":</td>"
 			       "<td colspan=\"2\" class=\"%s LEFT_MIDDLE\""
-			       " style=\"width:%upx;\">",	// Changed!
+			       " style=\"width:%upx;\">",
 		     ClassData,Rec_C2_BOTTOM_WIDE);
 
 	    /* Selector of country */
 	    fprintf (Gbl.F.Out,"<select name=\"OthCtyCod\""
-		               " style=\"width:%upx;\">"	// Changed!
+		               " style=\"width:%upx;\">"
 			       "<option value=\"-1\">%s</option>"
 			       "<option value=\"0\"",
 		     Rec_C2_BOTTOM_WIDE - 90,
@@ -2836,11 +2836,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Origin place */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Place_of_origin,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -2848,7 +2848,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	    if (DataForm)
 	       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"OriginPlace\""
 				  " maxlength=\"%u\" value=\"%s\""
-				  " style=\"width:%upx;\" />",	// Changed!
+				  " style=\"width:%upx;\" />",
 			Cns_MAX_LENGTH_STRING,
 			UsrDat->OriginPlace,
 			Rec_C2_BOTTOM_WIDE - 90);
@@ -2861,11 +2861,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Date of birth */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Date_of_birth,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -2885,11 +2885,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Local address */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Local_address,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -2897,10 +2897,10 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	    if (DataForm)
 	       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"LocalAddress\""
 				  " maxlength=\"%u\" value=\"%s\""
-				  " style=\"width:%upx;\" />",	// Changed!
+				  " style=\"width:%upx;\" />",
 			Cns_MAX_LENGTH_STRING,
 			UsrDat->LocalAddress,
-			Rec_C2_BOTTOM_WIDE - 90);	// Changed!
+			Rec_C2_BOTTOM_WIDE - 90);
 	    else if (UsrDat->LocalAddress[0])
 	       fprintf (Gbl.F.Out,"%s",UsrDat->LocalAddress);
 	   }
@@ -2910,11 +2910,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Local phone */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Phone,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -2922,10 +2922,10 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	    if (DataForm)
 	       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"LocalPhone\""
 				  " maxlength=\"%u\" value=\"%s\""
-				  " style=\"width:%upx;\" />",	// Changed!
+				  " style=\"width:%upx;\" />",
 			Usr_MAX_LENGTH_PHONE,
 			UsrDat->LocalPhone,
-			Rec_C2_BOTTOM_WIDE - 90);	// Changed!
+			Rec_C2_BOTTOM_WIDE - 90);
 	    else if (UsrDat->LocalPhone[0])
 	       fprintf (Gbl.F.Out,"%s",UsrDat->LocalPhone);
 	   }
@@ -2935,11 +2935,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Family address */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Family_address,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -2947,7 +2947,7 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	    if (DataForm)
 	       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"FamilyAddress\""
 				  " maxlength=\"%u\" value=\"%s\""
-				  " style=\"width:%upx;\" />",	// Changed!
+				  " style=\"width:%upx;\" />",
 			Cns_MAX_LENGTH_STRING,
 			UsrDat->FamilyAddress,
 			Rec_C2_BOTTOM_WIDE - 90);
@@ -2960,11 +2960,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Family phone */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Phone,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -2972,10 +2972,10 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	    if (DataForm)
 	       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"FamilyPhone\""
 				  " maxlength=\"%u\" value=\"%s\""
-				  " style=\"width:%upx;\" />",	// Changed!
+				  " style=\"width:%upx;\" />",
 			Usr_MAX_LENGTH_PHONE,
 			UsrDat->FamilyPhone,
-			Rec_C2_BOTTOM_WIDE - 90);	// Changed!
+			Rec_C2_BOTTOM_WIDE - 90);
 	    else if (UsrDat->FamilyPhone[0])
 	       fprintf (Gbl.F.Out,"%s",UsrDat->FamilyPhone);
 	   }
@@ -2985,20 +2985,20 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Common comments for all the courses */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_TOP\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
-			    "<td class=\"%s LEFT_TOP\" style=\"width:%upx;\">",	// Changed!
+			    "<td class=\"%s LEFT_TOP\" style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_USER_comments,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
 	   {
 	    if (DataForm)
 	       fprintf (Gbl.F.Out,"<textarea name=\"Comments\" rows=\"3\""
-				  " style=\"width:%upx;\">"	// Changed!
+				  " style=\"width:%upx;\">"
 				  "%s"
 				  "</textarea>",
-			Rec_C2_BOTTOM_WIDE - 90,	// Changed!
+			Rec_C2_BOTTOM_WIDE - 90,
 			UsrDat->Comments);
 	    else if (UsrDat->Comments[0])
 	      {
@@ -3017,11 +3017,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Institution */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Institution,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -3042,11 +3042,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Centre */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Centre,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -3069,11 +3069,11 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Department */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
+			    " style=\"width:%upx;\">",
 		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Department,
 		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
@@ -3096,13 +3096,13 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Office */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
-		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Office,	// Changed!
-		  ClassData,Rec_C2_BOTTOM_WIDE);	// Changed!
+			    " style=\"width:%upx;\">",
+		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Office,
+		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
 	    fprintf (Gbl.F.Out,"%s",UsrDat->Tch.Office);
 	 fprintf (Gbl.F.Out,"</td>"
@@ -3111,13 +3111,13 @@ void Rec_ShowSharedUsrRecord (Rec_RecordViewType_t TypeOfView,
 	 /* Phone */
 	 fprintf (Gbl.F.Out,"<tr>"
 			    "<td class=\"%s RIGHT_MIDDLE\""
-			    " style=\"width:%upx;\">"	// Changed!
+			    " style=\"width:%upx;\">"
 			    "%s:"
 			    "</td>"
 			    "<td class=\"%s LEFT_MIDDLE\""
-			    " style=\"width:%upx;\">",	// Changed!
-		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Phone,	// Changed!
-		  ClassData,Rec_C2_BOTTOM_WIDE);	// Changed!
+			    " style=\"width:%upx;\">",
+		  ClassForm,Rec_C1_BOTTOM_WIDE,Txt_Phone,
+		  ClassData,Rec_C2_BOTTOM_WIDE);
 	 if (ShowData)
 	    fprintf (Gbl.F.Out,"%s",UsrDat->Tch.OfficePhone);
 	 fprintf (Gbl.F.Out,"</td>"
@@ -3351,7 +3351,7 @@ static void Rec_PutLinkToChangeMySocialNetworks (void)
 /********* Show form to edit my institution, centre and department ***********/
 /*****************************************************************************/
 
-#define COL2_WIDTH 600	// Changed!
+#define COL2_WIDTH 600
 
 void Rec_ShowFormMyInsCtrDpt (void)
   {
@@ -3385,7 +3385,7 @@ void Rec_ShowFormMyInsCtrDpt (void)
       Lay_ShowAlert (Lay_WARNING,Txt_Please_fill_in_your_centre_and_department);
 
    /***** Start table *****/
-   Lay_StartRoundFrameTable ("840px",3,	// Changed!
+   Lay_StartRoundFrameTable ("840px",3,
                              IAmTeacher ? Txt_Institution_centre_and_department :
 	                                  Txt_Institution);
 
@@ -3394,9 +3394,9 @@ void Rec_ShowFormMyInsCtrDpt (void)
 		      "<td class=\"%s RIGHT_MIDDLE\">"
 		      "%s:"
 		      "</td>"
-		      "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+		      "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
             ClassForm,Txt_Country_of_institution,
-            COL2_WIDTH);	// Changed!
+            COL2_WIDTH);
 
    /* If list of countries is empty, try to get it */
    if (!Gbl.Ctys.Num)
@@ -3407,7 +3407,7 @@ void Rec_ShowFormMyInsCtrDpt (void)
 
    /* Start form to select the country of my institution */
    Act_FormGoToStart (ActChgCtyMyIns);
-   fprintf (Gbl.F.Out,"<select name=\"OthCtyCod\" style=\"width:600px;\""	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"OthCtyCod\" style=\"width:600px;\""
 	              " onchange=\"javascript:document.getElementById('%s').submit();\">"
                       "<option value=\"-1\"",
 	    Gbl.FormId);
@@ -3435,9 +3435,9 @@ void Rec_ShowFormMyInsCtrDpt (void)
 		      "<td class=\"%s RIGHT_MIDDLE\">"
 		      "%s:"
 		      "</td>"
-		      "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+		      "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
             ClassForm,Txt_Institution,
-	    COL2_WIDTH);	// Changed!
+	    COL2_WIDTH);
 
    /* Get list of institutions in this country */
    Ins_FreeListInstitutions ();
@@ -3446,7 +3446,7 @@ void Rec_ShowFormMyInsCtrDpt (void)
 
    /* Start form to select institution */
    Act_FormGoToStart (ActChgMyIns);
-   fprintf (Gbl.F.Out,"<select name=\"OthInsCod\" style=\"width:600px;\""	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"OthInsCod\" style=\"width:600px;\""
 	              " onchange=\"javascript:document.getElementById('%s').submit();\">"
                       "<option value=\"-1\"",
 	    Gbl.FormId);
@@ -3481,9 +3481,9 @@ void Rec_ShowFormMyInsCtrDpt (void)
 			 "<td class=\"%s RIGHT_MIDDLE\">"
 			 "%s:"
 			 "</td>"
-			 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+			 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
 	       ClassForm,Txt_Centre,
-	       COL2_WIDTH);	// Changed!
+	       COL2_WIDTH);
 
       /* Get list of centres in this institution */
       Ctr_FreeListCentres ();
@@ -3492,7 +3492,7 @@ void Rec_ShowFormMyInsCtrDpt (void)
 
       /* Start form to select centre */
       Act_FormGoToStart (ActChgMyCtr);
-      fprintf (Gbl.F.Out,"<select name=\"OthCtrCod\" style=\"width:600px;\""	// Changed!
+      fprintf (Gbl.F.Out,"<select name=\"OthCtrCod\" style=\"width:600px;\""
 			 " onchange=\"javascript:document.getElementById('%s').submit();\">"
 			 "<option value=\"-1\"",
 	       Gbl.FormId);
@@ -3525,9 +3525,9 @@ void Rec_ShowFormMyInsCtrDpt (void)
 			 "<td class=\"%s RIGHT_MIDDLE\">"
 			 "%s:"
 			 "</td>"
-			 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+			 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
 	       ClassForm,Txt_Department,
-	       COL2_WIDTH);	// Changed!
+	       COL2_WIDTH);
 
       /* Get list of departments in this institution */
       Dpt_FreeListDepartments ();
@@ -3536,7 +3536,7 @@ void Rec_ShowFormMyInsCtrDpt (void)
 
       /* Start form to select department */
       Act_FormGoToStart (ActChgMyDpt);
-      fprintf (Gbl.F.Out,"<select name=\"DptCod\" style=\"width:600px;\""	// Changed!
+      fprintf (Gbl.F.Out,"<select name=\"DptCod\" style=\"width:600px;\""
 			 " onchange=\"javascript:document.getElementById('%s').submit();\">"
 			 "<option value=\"-1\"",
 	       Gbl.FormId);
@@ -3569,13 +3569,13 @@ void Rec_ShowFormMyInsCtrDpt (void)
 	                 "<td class=\"%s RIGHT_MIDDLE\">"
 	                 "%s:"
 	                 "</td>"
-                         "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+                         "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
                ClassForm,Txt_Office,
-               COL2_WIDTH);	// Changed!
+               COL2_WIDTH);
       Act_FormGoToStart (ActChgMyOff);
       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"Office\""
 			 " maxlength=\"%u\" value=\"%s\""
-			 " style=\"width:600px;\""	// Changed!
+			 " style=\"width:600px;\""
 			 " onchange=\"javascript:document.getElementById('%s').submit();\" />",
                Cns_MAX_LENGTH_STRING,
 	       Gbl.Usrs.Me.UsrDat.Tch.Office,
@@ -3589,13 +3589,13 @@ void Rec_ShowFormMyInsCtrDpt (void)
 	                 "<td class=\"%s RIGHT_MIDDLE\">"
 	                 "%s:"
 	                 "</td>"
-	                 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",	// Changed!
+	                 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
                ClassForm,Txt_Phone,
-               COL2_WIDTH);	// Changed!
+               COL2_WIDTH);
       Act_FormGoToStart (ActChgMyOffPho);
       fprintf (Gbl.F.Out,"<input type=\"text\" name=\"OfficePhone\""
 			 " maxlength=\"%u\" value=\"%s\""
-			 " style=\"width:600px;\""	// Changed!
+			 " style=\"width:600px;\""
 			 " onchange=\"javascript:document.getElementById('%s').submit();\" />",
 	       Usr_MAX_LENGTH_PHONE,
 	       Gbl.Usrs.Me.UsrDat.Tch.OfficePhone,
diff --git a/swad_record.h b/swad_record.h
index b0f2931b3..8b6ae9736 100644
--- a/swad_record.h
+++ b/swad_record.h
@@ -35,17 +35,17 @@
 /***************************** Public constants ******************************/
 /*****************************************************************************/
 
-#define Rec_RECORD_WIDTH_WIDE	840	// Changed!
-#define Rec_C1_TOP_WIDE		 78	// Changed!
-#define Rec_C2_TOP_WIDE		531	// Changed!
-#define Rec_C3_TOP_WIDE		231	// Changed!
-#define Rec_C1_BOTTOM_WIDE	(240-3)	// Changed!
-#define Rec_C2_BOTTOM_WIDE	(600-3)	// Changed!
+#define Rec_RECORD_WIDTH_WIDE	840
+#define Rec_C1_TOP_WIDE		 78
+#define Rec_C2_TOP_WIDE		531
+#define Rec_C3_TOP_WIDE		231
+#define Rec_C1_BOTTOM_WIDE	(240-3)
+#define Rec_C2_BOTTOM_WIDE	(600-3)
 
-#define Rec_RECORD_WIDTH_NARROW	690	// Changed!
-#define Rec_C1_TOP_NARROW	 78	// Changed!
-#define Rec_C2_TOP_NARROW	381	// Changed!
-#define Rec_C3_TOP_NARROW	231	// Changed!
+#define Rec_RECORD_WIDTH_NARROW	690
+#define Rec_C1_TOP_NARROW	 78
+#define Rec_C2_TOP_NARROW	381
+#define Rec_C3_TOP_NARROW	231
 
 #define Rec_MAX_LENGTH_NAME_FIELD	255
 #define Rec_MIN_LINES_IN_EDITION_FIELD	  1
diff --git a/swad_role.c b/swad_role.c
index 2278c6fad..47ed6777c 100644
--- a/swad_role.c
+++ b/swad_role.c
@@ -288,16 +288,16 @@ void Rol_PutFormToChangeMyRole (bool FormInHead)
    extern const char *Txt_ROLES_SINGUL_Abc[Rol_NUM_ROLES][Usr_NUM_SEXS];
    static const unsigned SelectorWidth[Lay_NUM_LAYOUTS] =
      {
-      135,        // Lay_LAYOUT_DESKTOP	// Changed!
-      135,        // Lay_LAYOUT_MOBILE	// Changed!
+      135,        // Lay_LAYOUT_DESKTOP
+      135,        // Lay_LAYOUT_MOBILE
      };
    Rol_Role_t Role;
 
    Act_FormStart (ActChgMyRol);
    fprintf (Gbl.F.Out,"<select name=\"UsrTyp\"");
    if (FormInHead)
-      fprintf (Gbl.F.Out," style=\"width:%upx;\"",	// Changed!
-               SelectorWidth[Gbl.Prefs.Layout]);	// Changed!
+      fprintf (Gbl.F.Out," style=\"width:%upx;\"",
+               SelectorWidth[Gbl.Prefs.Layout]);
    fprintf (Gbl.F.Out," onchange=\"javascript:document.getElementById('%s').submit();\">",
             Gbl.FormId);
    for (Role = Rol__GUEST_;
diff --git a/swad_search.c b/swad_search.c
index 7c475ef18..3ace425fe 100644
--- a/swad_search.c
+++ b/swad_search.c
@@ -250,7 +250,7 @@ static void Sch_PutFormToSearchWithWhatToSearchAndScope (Act_Action_t Action,Sco
    fprintf (Gbl.F.Out,"</div>");
 
    /***** What to search? *****/
-   fprintf (Gbl.F.Out,"<select name=\"WhatToSearch\" style=\"width:225px;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<select name=\"WhatToSearch\" style=\"width:225px;\">");
    for (WhatToSearch = (Sch_WhatToSearch_t) 0;
         WhatToSearch < Sch_NUM_WHAT_TO_SEARCH;
         WhatToSearch++)
diff --git a/swad_statistic.c b/swad_statistic.c
index 8a75df201..d50319dae 100644
--- a/swad_statistic.c
+++ b/swad_statistic.c
@@ -434,7 +434,7 @@ void Sta_AskSeeCrsAccesses (void)
 
          /***** Draw two class photographs with the users: one for teachers of the course and another one for students *****/
          /* Start the table */
-         fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:6px;\">"	// Changed!
+         fprintf (Gbl.F.Out,"<table style=\"margin:0 auto; border-spacing:6px;\">"
                             "<tr>"
                             "<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
          Lay_StartRoundFrameTable (NULL,0,NULL);
@@ -556,7 +556,7 @@ void Sta_AskSeeGblAccesses (void)
         Gbl.Usrs.Me.LoggedRole == Rol_SYS_ADM))
      {
       fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	                 " style=\"padding-bottom:15px;\">");	// Changed!
+	                 " style=\"padding-bottom:15px;\">");
       Sta_PutFormToRequestAccessesCrs ();
       fprintf (Gbl.F.Out,"</div>");
      }
@@ -696,7 +696,7 @@ static void Sta_WriteSelectorAction (void)
                       "%s:"
                       "</td>"
                       "<td class=\"LEFT_TOP\">"
-                      "<select name=\"StatAct\" id=\"StatAct\" style=\"width:450px;\">",	// Changed!
+                      "<select name=\"StatAct\" id=\"StatAct\" style=\"width:450px;\">",
             The_ClassForm[Gbl.Prefs.Theme],Txt_Action);
    for (NumAction = (Act_Action_t) 0;
 	NumAction < Act_NUM_ACTIONS;
@@ -1801,7 +1801,7 @@ static void Sta_ShowNumAccessesPerUsr (unsigned long NumRows,MYSQL_RES *mysql_re
 	 MaxPagesGenerated = NumPagesGenerated;
       if (MaxPagesGenerated > 0.0)
         {
-         BarWidth = (unsigned) (((NumPagesGenerated * 450.0) / MaxPagesGenerated) + 0.5);	// Changed!
+         BarWidth = (unsigned) (((NumPagesGenerated * 450.0) / MaxPagesGenerated) + 0.5);
          if (BarWidth == 0)
             BarWidth = 1;
         }
@@ -1813,7 +1813,7 @@ static void Sta_ShowNumAccessesPerUsr (unsigned long NumRows,MYSQL_RES *mysql_re
 	 fprintf (Gbl.F.Out,"<img src=\"%s/%c1x14.gif\""
 	                    " alt=\"\" title=\"\""
                             " class=\"LEFT_TOP\""
-	                    " style=\"width:%upx; height:21px;\" />"	// Changed!
+	                    " style=\"width:%upx; height:21px;\" />"
 	                    "&nbsp;",
 		  Gbl.Prefs.IconsURL,
 		  UsrDat.RoleInCurrentCrsDB == Rol_STUDENT ? 'c' :
@@ -1923,7 +1923,7 @@ static void Sta_ShowNumAccessesPerDays (unsigned long NumRows,MYSQL_RES *mysql_r
                                                  'c',
                                D == NumDaysFromLastDateToCurrDate ? NumPagesGenerated :
                         	                                    0.0,
-                               MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+                               MaxPagesGenerated,TotalPagesGenerated,600);
 
          /* Decrease day */
          Dat_GetDateBefore (&Date,&Date);
@@ -1960,7 +1960,7 @@ static void Sta_ShowNumAccessesPerDays (unsigned long NumRows,MYSQL_RES *mysql_r
       /* Draw bar proportional to number of pages generated */
       Sta_DrawBarNumClicks (NumDayWeek == 6 ? 'r' :
 	                                      'c',
-	                    0.0,MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+	                    0.0,MaxPagesGenerated,TotalPagesGenerated,600);
 
       /* Decrease day */
       Dat_GetDateBefore (&Date,&Date);
@@ -1971,8 +1971,8 @@ static void Sta_ShowNumAccessesPerDays (unsigned long NumRows,MYSQL_RES *mysql_r
 /************ Show graphic of number of pages generated per hour *************/
 /*****************************************************************************/
 
-#define GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH 30	// Changed!
-#define GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH (GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH*24)	// Changed!
+#define GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH 30
+#define GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH (GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH*24)
 
 static void Sta_ShowDistrAccessesPerDaysAndHour (unsigned long NumRows,MYSQL_RES *mysql_res)
   {
@@ -2062,18 +2062,18 @@ static void Sta_ShowDistrAccessesPerDaysAndHour (unsigned long NumRows,MYSQL_RES
                       "%s&nbsp;"
                       "</th>"
                       "<th colspan=\"24\" class=\"LEFT_TOP\""
-                      " style=\"width:%upx;\">"	// Changed!
+                      " style=\"width:%upx;\">"
                       "%s"
                       "</th>"
                       "</tr>",
             Txt_Date,
             Txt_Day,
-            GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH,	// Changed!
+            GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH,
             Txt_STAT_TYPE_COUNT_CAPS[Gbl.Stat.CountType]);
    fprintf (Gbl.F.Out,"<tr>"
 	              "<td colspan=\"24\" class=\"LEFT_TOP\""
-	              " style=\"width:%upx;\">",	// Changed!
-	    GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH);	// Changed!
+	              " style=\"width:%upx;\">",
+	    GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH);
    Sta_DrawBarColors (SelectedColorType,MaxPagesGenerated);
    fprintf (Gbl.F.Out,"</td>"
 	              "</tr>"
@@ -2081,10 +2081,10 @@ static void Sta_ShowDistrAccessesPerDaysAndHour (unsigned long NumRows,MYSQL_RES
    for (Hour = 0;
 	Hour < 24;
 	Hour++)
-      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP\" style=\"width:%upx;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP\" style=\"width:%upx;\">"
 	                 "%02uh"
 	                 "</td>",
-               GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH,Hour);	// Changed!
+               GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH,Hour);
    fprintf (Gbl.F.Out,"</tr>");
 
    /***** Write rows beginning by the most recent day and ending by the oldest one *****/
@@ -2273,7 +2273,7 @@ static void Sta_DrawBarColors (Sta_ColorType_t ColorType,float MaxPagesGenerated
    fprintf (Gbl.F.Out,"<table style=\"width:100%%;\">"
                       "<tr>"
 	              "<td colspan=\"%u\" class=\"LOG LEFT_BOTTOM\""
-	              " style=\"width:%upx;\">"	// Changed!
+	              " style=\"width:%upx;\">"
 	              "0"
 	              "</td>",
             (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2,
@@ -2283,14 +2283,14 @@ static void Sta_DrawBarColors (Sta_ColorType_t ColorType,float MaxPagesGenerated
 	Interval++)
      {
       fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LOG CENTER_BOTTOM\""
-	                 " style=\"width:%upx;\">",	// Changed!
+	                 " style=\"width:%upx;\">",
                GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5,
                GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5);
       Str_WriteFloatNum ((float) Interval * MaxPagesGenerated / 5.0);
       fprintf (Gbl.F.Out,"</td>");
      }
    fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LOG RIGHT_BOTTOM\""
-	              " style=\"width:%upx;\">",	// Changed!
+	              " style=\"width:%upx;\">",
             (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2,
             (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2);
    Str_WriteFloatNum (MaxPagesGenerated);
@@ -2304,7 +2304,7 @@ static void Sta_DrawBarColors (Sta_ColorType_t ColorType,float MaxPagesGenerated
 	NumColor++)
      {
       Sta_SetColor (ColorType,(float) NumColor,(float) GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH,&R,&G,&B);
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:1px;"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:1px;"
 	                 " background-color:#%02X%02X%02X;\">"
 	                 "<img src=\"%s/tr1x14.gif\""
 	                 " alt=\"\" title=\"\" />"
@@ -2330,7 +2330,7 @@ static void Sta_DrawAccessesPerHourForADay (Sta_ColorType_t ColorType,float NumP
       Sta_SetColor (ColorType,NumPagesGenerated[Hour],MaxPagesGenerated,&R,&G,&B);
       fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\" title=\"");
       Str_WriteFloatNum (NumPagesGenerated[Hour]);
-      fprintf (Gbl.F.Out,"\" style=\"width:%upx;"	// Changed!
+      fprintf (Gbl.F.Out,"\" style=\"width:%upx;"
 	                 " background-color:#%02X%02X%02X;\">"
                          "</td>",
                GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH,R,G,B);
@@ -2488,7 +2488,7 @@ static void Sta_ShowNumAccessesPerWeeks (unsigned long NumRows,MYSQL_RES *mysql_
          Sta_DrawBarNumClicks ('c',
                                W == NumWeeksBetweenLastDateAndCurrentDate ? NumPagesGenerated :
                         	                                            0.0,
-                               MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+                               MaxPagesGenerated,TotalPagesGenerated,600);
 
          /* Decrement week */
          Dat_GetWeekBefore (&Date,&Date);
@@ -2511,7 +2511,7 @@ static void Sta_ShowNumAccessesPerWeeks (unsigned long NumRows,MYSQL_RES *mysql_
               Date.Week,Date.Year % 100);
 
      /* Draw bar proportional to number of pages generated */
-     Sta_DrawBarNumClicks ('c',0.0,MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+     Sta_DrawBarNumClicks ('c',0.0,MaxPagesGenerated,TotalPagesGenerated,600);
 
      /* Decrement week */
      Dat_GetWeekBefore (&Date,&Date);
@@ -2593,7 +2593,7 @@ static void Sta_ShowNumAccessesPerMonths (unsigned long NumRows,MYSQL_RES *mysql
          Sta_DrawBarNumClicks ('c',
                                M == NumMesesEntreLastDateYAct ? NumPagesGenerated :
                         	                                0.0,
-                               MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+                               MaxPagesGenerated,TotalPagesGenerated,600);
 
          /* Decrease month */
          Dat_GetMonthBefore (&Date,&Date);
@@ -2615,7 +2615,7 @@ static void Sta_ShowNumAccessesPerMonths (unsigned long NumRows,MYSQL_RES *mysql
               Date.Month,Date.Year % 100);
 
      /* Draw bar proportional to number of pages generated */
-     Sta_DrawBarNumClicks ('c',0.0,MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+     Sta_DrawBarNumClicks ('c',0.0,MaxPagesGenerated,TotalPagesGenerated,600);
 
      /* Decrease month */
      Dat_GetMonthBefore (&Date,&Date);
@@ -2626,7 +2626,7 @@ static void Sta_ShowNumAccessesPerMonths (unsigned long NumRows,MYSQL_RES *mysql
 /**************** Show graphic of number of pages generated per hour ***************/
 /*****************************************************************************/
 
-#define DIGIT_WIDTH 7	// Changed!
+#define DIGIT_WIDTH 7
 
 static void Sta_ShowNumAccessesPerHour (unsigned long NumRows,MYSQL_RES *mysql_res)
   {
@@ -2657,7 +2657,7 @@ static void Sta_ShowNumAccessesPerHour (unsigned long NumRows,MYSQL_RES *mysql_r
       /* Maximum number of dígits. If less than 4, set it to 4 to ensure a minimum width */
       NumDigits = (MaxPagesGenerated >= 1000) ? (unsigned) floor (log10 ((double) MaxPagesGenerated)) + 1 :
 	                                        4;
-      ColumnWidth = NumDigits * DIGIT_WIDTH + 3;	// Changed!
+      ColumnWidth = NumDigits * DIGIT_WIDTH + 3;
 
       /***** Draw the graphic *****/
       mysql_data_seek (mysql_res, 0);
@@ -2675,15 +2675,15 @@ static void Sta_ShowNumAccessesPerHour (unsigned long NumRows,MYSQL_RES *mysql_r
 	    for (H = Hour;
 		 H < ReadHour;
 		 H++, Hour++)
-	       Sta_WriteAccessHour (H,0.0,MaxPagesGenerated,TotalPagesGenerated,ColumnWidth);	// Changed!
-	    Sta_WriteAccessHour (ReadHour,NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,ColumnWidth);	// Changed!
+	       Sta_WriteAccessHour (H,0.0,MaxPagesGenerated,TotalPagesGenerated,ColumnWidth);
+	    Sta_WriteAccessHour (ReadHour,NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,ColumnWidth);
 	    Hour++;
 	   }
 	 else
 	    for (H = ReadHour + 1;
 		 H < 24;
 		 H++, Hour++)
-	       Sta_WriteAccessHour (H,0.0,MaxPagesGenerated,TotalPagesGenerated,ColumnWidth);	// Changed!
+	       Sta_WriteAccessHour (H,0.0,MaxPagesGenerated,TotalPagesGenerated,ColumnWidth);
 	}
       fprintf (Gbl.F.Out,"</tr>");
      }
@@ -2698,7 +2698,7 @@ static void Sta_WriteAccessHour (unsigned Hour,float NumPagesGenerated,float Max
    unsigned BarHeight;
 
    fprintf (Gbl.F.Out,"<td class=\"DAT_SMALL CENTER_BOTTOM\""
-	              " style=\"width:%upx;\">",	// Changed!
+	              " style=\"width:%upx;\">",
 	    ColumnWidth);
 
    /* Draw bar with a height porportional to the number of clicks */
@@ -2709,12 +2709,12 @@ static void Sta_WriteAccessHour (unsigned Hour,float NumPagesGenerated,float Max
 		            TotalPagesGenerated) + 0.5));
       Str_WriteFloatNum (NumPagesGenerated);
       fprintf (Gbl.F.Out,"<br />");
-      BarHeight = (unsigned) (((NumPagesGenerated * 600.0) / MaxPagesGenerated) + 0.5);	// Changed!
+      BarHeight = (unsigned) (((NumPagesGenerated * 600.0) / MaxPagesGenerated) + 0.5);
       if (BarHeight == 0)
          BarHeight = 1;
       fprintf (Gbl.F.Out,"<img src=\"%s/c8x1.gif\""
 	                 " alt=\"\" title=\"\""
-	                 " style=\"width:12px; height:%upx;\" />",	// Changed!
+	                 " style=\"width:12px; height:%upx;\" />",
 	       Gbl.Prefs.IconsURL,BarHeight);
      }
    else
@@ -2729,7 +2729,7 @@ static void Sta_WriteAccessHour (unsigned Hour,float NumPagesGenerated,float Max
 /*****************************************************************************/
 
 #define NUM_MINUTES_PER_DAY		(60*24)			// 1440 minutes in a day
-#define WIDTH_SEMIDIVISION_GRAPHIC	36	// Changed!
+#define WIDTH_SEMIDIVISION_GRAPHIC	36
 #define NUM_DIVISIONS_X			10
 
 static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *mysql_res)
@@ -2805,10 +2805,10 @@ static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *m
       /***** X axis *****/
       /* First division (left) */
       fprintf (Gbl.F.Out,"<tr>"
-	                 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">"	// Changed!
+	                 "<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">"
 	                 "<img src=\"%s/ejexizq24x1.gif\""
 	                 " alt=\"\" title=\"\""
-	                 " style=\"display:block; width:%upx; height:1px;\" />"	// Changed!
+	                 " style=\"display:block; width:%upx; height:1px;\" />"
 	                 "</td>",
 	       WIDTH_SEMIDIVISION_GRAPHIC,Gbl.Prefs.IconsURL,
 	       WIDTH_SEMIDIVISION_GRAPHIC);
@@ -2816,19 +2816,19 @@ static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *m
       for (i = 0;
 	   i < NUM_DIVISIONS_X*2;
 	   i++)
-	 fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">"	// Changed!
+	 fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">"
 	                    "<img src=\"%s/ejex24x1.gif\""
 	                    " alt=\"\" title=\"\""
 	                    " style=\"display:block;"
-	                    " width:%upx; height:1px;\" />"	// Changed!
+	                    " width:%upx; height:1px;\" />"
 	                    "</td>",
 		  WIDTH_SEMIDIVISION_GRAPHIC,Gbl.Prefs.IconsURL,
 		  WIDTH_SEMIDIVISION_GRAPHIC);
       /* Last division (right) */
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">"
 	                 "<img src=\"%s/tr24x1.gif\""
 	                 " alt=\"\" title=\"\""
-	                 " style=\"display:block; width:%upx; height:1px;\" />"	// Changed!
+	                 " style=\"display:block; width:%upx; height:1px;\" />"
 	                 "</td>"
 	                 "</tr>",
 	       WIDTH_SEMIDIVISION_GRAPHIC,Gbl.Prefs.IconsURL,
@@ -2843,7 +2843,7 @@ static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *m
 /****** Write labels of the X axis in the graphic of clicks per minute *******/
 /*****************************************************************************/
 
-#define WIDTH_DIVISION_GRAPHIC	(WIDTH_SEMIDIVISION_GRAPHIC*2)	// 72	// Changed!
+#define WIDTH_DIVISION_GRAPHIC	(WIDTH_SEMIDIVISION_GRAPHIC*2)	// 72
 
 static void Sta_WriteLabelsXAxisAccMin (float IncX,const char *Format)
   {
@@ -2856,7 +2856,7 @@ static void Sta_WriteLabelsXAxisAccMin (float IncX,const char *Format)
 	i++, NumX += IncX)
      {
       fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LOG CENTER_BOTTOM\""
-	                 " style=\"width:%upx;\">",	// Changed!
+	                 " style=\"width:%upx;\">",
                WIDTH_DIVISION_GRAPHIC);
       fprintf (Gbl.F.Out,Format,NumX);
       fprintf (Gbl.F.Out,"</td>");
@@ -2868,7 +2868,7 @@ static void Sta_WriteLabelsXAxisAccMin (float IncX,const char *Format)
 /***** Write a row of the graphic with number of clicks in every minute ******/
 /*****************************************************************************/
 
-#define WIDTH_GRAPHIC		(WIDTH_DIVISION_GRAPHIC*NUM_DIVISIONS_X)	// 72*10=720	// Changed!
+#define WIDTH_GRAPHIC		(WIDTH_DIVISION_GRAPHIC*NUM_DIVISIONS_X)	// 72*10=720
 
 static void Sta_WriteAccessMinute (unsigned Minute,float NumPagesGenerated,float MaxX)
   {
@@ -2881,7 +2881,7 @@ static void Sta_WriteAccessMinute (unsigned Minute,float NumPagesGenerated,float
    if (!Minute)
       // If minute 0
       fprintf (Gbl.F.Out,"<td rowspan=\"30\" class=\"LOG LEFT_TOP\""
-	                 " style=\"width:%upx;"	// Changed!
+	                 " style=\"width:%upx;"
 	                 " background-image:url('%s/ejey24x30.gif');"
 	                 " background-size:36px 45px;"
 	                 " background-repeat:repeat;\">"
@@ -2891,7 +2891,7 @@ static void Sta_WriteAccessMinute (unsigned Minute,float NumPagesGenerated,float
    else if (Minute == (NUM_MINUTES_PER_DAY - 30))
       // If 23:30
       fprintf (Gbl.F.Out,"<td rowspan=\"30\" class=\"LOG LEFT_BOTTOM\""
-	                 " style=\"width:%upx;"	// Changed!
+	                 " style=\"width:%upx;"
 	                 " background-image:url('%s/ejey24x30.gif');"
 	                 " background-size:36px 45px;"
 	                 " background-repeat:repeat;\">"
@@ -2901,7 +2901,7 @@ static void Sta_WriteAccessMinute (unsigned Minute,float NumPagesGenerated,float
    else if (!(Minute % 30) && (Minute % 60))
       // If minute is multiple of 30 but not of 60 (i.e.: 30, 90, 150...)
       fprintf (Gbl.F.Out,"<td rowspan=\"60\" class=\"LOG LEFT_MIDDLE\""
-	                 " style=\"width:%upx;"	// Changed!
+	                 " style=\"width:%upx;"
 	                 " background-image:url('%s/ejey24x60.gif');"
 	                 " background-size:36px 90px;"
 	                 " background-repeat:repeat;\">"
@@ -2911,7 +2911,7 @@ static void Sta_WriteAccessMinute (unsigned Minute,float NumPagesGenerated,float
 
    /***** Start of cell for the graphic *****/
    fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LEFT_BOTTOM\""
-	              " style=\"width:%upx; height:1px;"	// Changed!
+	              " style=\"width:%upx; height:1px;"
 	              " background-image:url('%s/malla%c48x1.gif');"
 	              " background-size:72px 1px;"
 	              " background-repeat:repeat;\">",
@@ -2921,11 +2921,11 @@ static void Sta_WriteAccessMinute (unsigned Minute,float NumPagesGenerated,float
 
    /***** Draw bar with anchura proporcional al number of clicks *****/
    if (NumPagesGenerated != 0.0)
-      if ((BarWidth = (unsigned) (((NumPagesGenerated * (float) WIDTH_GRAPHIC / MaxX)) + 0.5)) != 0)	// Changed!
+      if ((BarWidth = (unsigned) (((NumPagesGenerated * (float) WIDTH_GRAPHIC / MaxX)) + 0.5)) != 0)
 	 fprintf (Gbl.F.Out,"<img src=\"%s/b%c1x1.gif\""
 	                    " alt=\"\" title=\"\""
 	                    " style=\"display:block;"
-	                    " width:%upx; height:1px;\" />",	// Changed!
+	                    " width:%upx; height:1px;\" />",
                   Gbl.Prefs.IconsURL,
                   (Minute % 60) == 0 ? 'g' :
                 	               'b',
@@ -3003,7 +3003,7 @@ static void Sta_ShowNumAccessesPerAction (unsigned long NumRows,MYSQL_RES *mysql
 
       /* Draw bar proportional to number of pages generated */
       NumPagesGenerated = Str_GetFloatNumFromStr (row[1]);
-      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,600);
      }
   }
 
@@ -3069,7 +3069,7 @@ static void Sta_ShowNumAccessesPerPlugin (unsigned long NumRows,MYSQL_RES *mysql
 
       /* Draw bar proportional to number of pages generated */
       NumPagesGenerated = Str_GetFloatNumFromStr (row[1]);
-      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,600);
      }
   }
 
@@ -3133,7 +3133,7 @@ static void Sta_ShowNumAccessesPerWSFunction (unsigned long NumRows,MYSQL_RES *m
 
       /* Draw bar proportional to number of pages generated */
       NumPagesGenerated = Str_GetFloatNumFromStr (row[1]);
-      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,600);	// Changed!
+      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,600);
      }
   }
 
@@ -3196,7 +3196,7 @@ static void Sta_ShowNumAccessesPerBanner (unsigned long NumRows,MYSQL_RES *mysql
                          "<img src=\"%s/%s/%s\""
                          " alt=\"%s\" title=\"%s\""
                          " class=\"BANNER_SMALL\""
-                         " style=\"margin:0 12px 6px 0;\" />"	// Changed!
+                         " style=\"margin:0 12px 6px 0;\" />"
                          "</a>",
                Ban.WWW,
                Ban.FullName,
@@ -3207,7 +3207,7 @@ static void Sta_ShowNumAccessesPerBanner (unsigned long NumRows,MYSQL_RES *mysql
 
       /* Draw bar proportional to number of clicks */
       NumClicks = Str_GetFloatNumFromStr (row[1]);
-      Sta_DrawBarNumClicks ('c',NumClicks,MaxClicks,TotalClicks,600);	// Changed!
+      Sta_DrawBarNumClicks ('c',NumClicks,MaxClicks,TotalClicks,600);
      }
   }
 
@@ -3283,7 +3283,7 @@ static void Sta_ShowNumAccessesPerDegree (unsigned long NumRows,MYSQL_RES *mysql
 
       /* Draw bar proportional to number of pages generated */
       NumPagesGenerated = Str_GetFloatNumFromStr (row[1]);
-      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,450);	// Changed!
+      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,450);
      }
   }
 
@@ -3399,7 +3399,7 @@ static void Sta_ShowNumAccessesPerCourse (unsigned long NumRows,MYSQL_RES *mysql
 
       /* Draw bar proportional to number of pages generated */
       NumPagesGenerated = Str_GetFloatNumFromStr (row[1]);
-      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,450);	// Changed!
+      Sta_DrawBarNumClicks ('c',NumPagesGenerated,MaxPagesGenerated,TotalPagesGenerated,450);
      }
   }
 
@@ -3451,7 +3451,7 @@ static void Sta_DrawBarNumClicks (char Color,float NumPagesGenerated,float MaxPa
       fprintf (Gbl.F.Out,"<img src=\"%s/%c1x14.gif\""
 	                 " alt=\"\" title=\"\""
                          " class=\"LEFT_TOP\""
-	                 " style=\"width:%upx; height:21px;\" />"	// Changed!
+	                 " style=\"width:%upx; height:21px;\" />"
                          "&nbsp;",
 	       Gbl.Prefs.IconsURL,Color,BarWidth);
 
@@ -3528,7 +3528,7 @@ void Sta_ReqUseOfPlatform (void)
 
    /***** Start form *****/
    fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	              " style=\"padding-bottom:15px;\">");	// Changed!
+	              " style=\"padding-bottom:15px;\">");
    Act_FormStart (ActSeeUseGbl);
 
    /***** Compute stats for anywhere, degree or course? *****/
@@ -6717,7 +6717,7 @@ static void Sta_GetAndShowForumStats (void)
 
    /***** Write table heading *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<th class=\"LEFT_TOP\" style=\"width:24px;\">"	// Changed!
+                      "<th class=\"LEFT_TOP\" style=\"width:24px;\">"
                       "<img src=\"%s/forum16x16.gif\""
                       " alt=\"%s\" title=\"%s\""
                       " class=\"ICON16x16\" />"
@@ -6943,7 +6943,7 @@ static void Sta_WriteForumTitleAndStats (For_ForumType_t ForumType,
 
    /***** Write forum name and stats *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<td class=\"LEFT_TOP\" style=\"width:24px;\">"	// Changed!
+                      "<td class=\"LEFT_TOP\" style=\"width:24px;\">"
                       "<img src=\"%s/%s\""
                       " alt=\"%s%s\" title=\"%s%s\""
                       " class=\"ICON16x16\" />"
@@ -7002,7 +7002,7 @@ static void Sta_WriteForumTotalStats (struct Sta_StatsForum *StatsForum)
 
    /***** Write forum name and stats *****/
    fprintf (Gbl.F.Out,"<tr>"
-                      "<td class=\"DAT_N_LINE_TOP\" style=\"width:24px;\">"	// Changed!
+                      "<td class=\"DAT_N_LINE_TOP\" style=\"width:24px;\">"
                       "</td>"
                       "<td class=\"DAT_N_LINE_TOP LEFT_MIDDLE\">"
                       "%s"
@@ -7667,7 +7667,7 @@ static void Sta_GetAndShowNumUsrsPerTheme (void)
                          "<td class=\"CENTER_MIDDLE\">"
                          "<img src=\"%s/%s/%s/theme_32x20.gif\""
                          " alt=\"%s\" title=\"%s\""
-                         " style=\"width:48px; height:30px;\" />"	// Changed!
+                         " style=\"width:48px; height:30px;\" />"
                          "</td>"
                          "<td class=\"DAT RIGHT_MIDDLE\">"
                          "%u"
@@ -8075,7 +8075,7 @@ static void Sta_GetAndShowNumUsrsPerSideColumns (void)
                          "<td class=\"CENTER_MIDDLE\">"
                          "<img src=\"%s/layout%u%u_32x20.gif\""
                          " alt=\"%s\" title=\"%s\""
-                         " style=\"width:48px; height:30px;\" />"	// Changed!
+                         " style=\"width:48px; height:30px;\" />"
                          "</td>"
                          "<td class=\"DAT RIGHT_MIDDLE\">"
                          "%u"
diff --git a/swad_survey.c b/swad_survey.c
index ca4681d7a..aeaf95e42 100644
--- a/swad_survey.c
+++ b/swad_survey.c
@@ -3164,7 +3164,7 @@ static void Svy_WriteAnswersOfAQst (struct Survey *Svy,struct SurveyQuestion *Sv
         }
 
       /* Write the number of option */
-      fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_TOP\" style=\"width:60px;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_TOP\" style=\"width:60px;\">"
 	                 "%u)"
 	                 "</td>",
                NumAns + 1);
@@ -3194,7 +3194,7 @@ static void Svy_WriteAnswersOfAQst (struct Survey *Svy,struct SurveyQuestion *Sv
 /***************** Draw a bar with the percentage of answers *****************/
 /*****************************************************************************/
 
-#define Svy_MAX_BAR_WIDTH 150	// Changed!
+#define Svy_MAX_BAR_WIDTH 150
 
 static void Svy_DrawBarNumUsrs (unsigned NumUsrs,unsigned MaxUsrs)
   {
@@ -3212,7 +3212,7 @@ static void Svy_DrawBarNumUsrs (unsigned NumUsrs,unsigned MaxUsrs)
                Txt_of_PART_OF_A_TOTAL,MaxUsrs);
 
    /***** Draw bar with a with proportional to the number of clicks *****/
-   fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_TOP\" style=\"width:%upx;\">",	// Changed!
+   fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_TOP\" style=\"width:%upx;\">",
             Svy_MAX_BAR_WIDTH + 150);
    if (NumUsrs && MaxUsrs)
       BarWidth = (unsigned) ((((float) NumUsrs * (float) Svy_MAX_BAR_WIDTH) /
@@ -3222,7 +3222,7 @@ static void Svy_DrawBarNumUsrs (unsigned NumUsrs,unsigned MaxUsrs)
    fprintf (Gbl.F.Out,"<img src=\"%s/c1x16.gif\""
 	              " alt=\"%s\" title=\"%s\""
                       " class=\"LEFT_TOP\""
-	              " style=\"width:%upx; height:24px;\" />"	// Changed!
+	              " style=\"width:%upx; height:24px;\" />"
 	              "&nbsp;",
       Gbl.Prefs.IconsURL,
       Gbl.Title,
diff --git a/swad_syllabus.c b/swad_syllabus.c
index 0e0ad8bfa..b47bc7dbb 100644
--- a/swad_syllabus.c
+++ b/swad_syllabus.c
@@ -55,7 +55,7 @@ extern struct Globals Gbl;
 #define Syl_MAX_LENGTH_TEXT_ITEM	1024
 #define Syl_MAX_BYTES_TEXT_ITEM		(Syl_MAX_LENGTH_TEXT_ITEM*Str_MAX_CHARACTER)
 
-#define Syl_WIDTH_NUM_SYLLABUS 24	// Changed!
+#define Syl_WIDTH_NUM_SYLLABUS 24
 
 static const char *StyleSyllabus[1+Syl_MAX_LEVELS_SYLLABUS] =
   {
@@ -136,7 +136,7 @@ void Syl_PutFormWhichSyllabus (void)
    /***** Form to select which forums I want to see
           (all my forums or only the forums of current institution/degree/course) *****/
    Act_FormStart (ActSeeSyl);
-   fprintf (Gbl.F.Out,"<div style=\"margin:15px 0;\">"	// Changed!
+   fprintf (Gbl.F.Out,"<div style=\"margin:15px 0;\">"
                       "<ul class=\"LIST_CENTER\">");
 
    for (WhichSyllabus = (Syl_WhichSyllabus_t) 0;
@@ -696,7 +696,7 @@ static void Syl_ShowRowSyllabus (Inf_InfoType_t InfoType,unsigned NumItem,int Le
 
       /***** Code of the item *****/
       fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP COLOR%u\""
-	                 " style=\"width:%dpx;\">",	// Changed!
+	                 " style=\"width:%dpx;\">",
                StyleSyllabus[Level],Gbl.RowEvenOdd,
                Level * Syl_WIDTH_NUM_SYLLABUS);
       if (Level == 1)
@@ -840,7 +840,7 @@ static void Syl_WriteSyllabusIntoHTMLTmpFile (Inf_InfoType_t InfoType,FILE *File
 		  LstItemsSyllabus.Lst[NumItem].Level - 1);
 
       /***** Code of the item *****/
-      fprintf (FileHTMLTmp,"<td class=\"%s RIGHT_TOP\" style=\"width:%dpx;\">",	// Changed!
+      fprintf (FileHTMLTmp,"<td class=\"%s RIGHT_TOP\" style=\"width:%dpx;\">",
 	       StyleSyllabus[LstItemsSyllabus.Lst[NumItem].Level],
 	       LstItemsSyllabus.Lst[NumItem].Level * Syl_WIDTH_NUM_SYLLABUS);
       if (LstItemsSyllabus.Lst[NumItem].Level == 1)
@@ -886,13 +886,13 @@ static void Syl_PutFormItemSyllabus (Inf_InfoType_t InfoType,bool NewItem,unsign
 
    /***** Write the code of the item *****/
    if (NewItem)	// If the item is new (not stored in the file) ==> it has not a number
-      fprintf (Gbl.F.Out,"<td class=\"COLOR%u\" style=\"width:%dpx;\">"	// Changed!
+      fprintf (Gbl.F.Out,"<td class=\"COLOR%u\" style=\"width:%dpx;\">"
 	                 "</td>",
                Gbl.RowEvenOdd,Level * Syl_WIDTH_NUM_SYLLABUS);
    else
      {
       fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE COLOR%u\""
-	                 " style=\"width:%dpx;\">",	// Changed!
+	                 " style=\"width:%dpx;\">",
                StyleSyllabus[Level],Gbl.RowEvenOdd,
                Level * Syl_WIDTH_NUM_SYLLABUS);
       if (Level == 1)
diff --git a/swad_tab.c b/swad_tab.c
index df843d969..07338e32e 100644
--- a/swad_tab.c
+++ b/swad_tab.c
@@ -91,7 +91,7 @@ void Tab_DrawTabs (void)
 	 ColspanCentralPart = 2;
      }
    fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"CENTER_TOP\""
-	              " style=\"height:84px;"	// Changed!
+	              " style=\"height:84px;"
 		      " background-image:url('%s/head_base_background_1x56.gif');"
 		      " background-size:1px 84px;"
 		      " background-repeat:repeat-x;\">"
@@ -165,7 +165,7 @@ static void Tab_DrawTabsDeskTop (void)
 							   The_ClassTabOff[Gbl.Prefs.Theme]);
 	    fprintf (Gbl.F.Out,"<img src=\"%s/%s/%s64x64.gif\""
 			       " alt=\"%s\" title=\"%s\""
-			       " class=\"ICON32x32\" style=\"margin:6px;\" />"	// Changed!
+			       " class=\"ICON32x32\" style=\"margin:6px;\" />"
 			       "<div>%s</div>"
 			       "</a>",
 		     Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
@@ -179,7 +179,7 @@ static void Tab_DrawTabsDeskTop (void)
 	    fprintf (Gbl.F.Out,"<div class=\"ICON_HIDDEN\">"
 			       "<img src=\"%s/%s/%s64x64.gif\""
 			       " alt=\"%s\" title=\"%s\""
-			       " class=\"ICON32x32\" style=\"margin:6px;\" />"	// Changed!
+			       " class=\"ICON32x32\" style=\"margin:6px;\" />"
 			       "<div class=\"%s\">%s</div>",
 		     Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
 		     Tab_TabIcons[NumTab],
@@ -234,7 +234,7 @@ void Tab_DrawTabsMobile (void)
 	    Act_LinkFormSubmit (Txt_TABS_FULL_TXT[NumTab],The_ClassMenuOff[Gbl.Prefs.Theme]);
 	    fprintf (Gbl.F.Out,"<input type=\"image\" src=\"%s/%s/%s64x64.gif\""
 			       " alt=\"%s\" title=\"%s\" class=\"ICON64x64\""
-			       " style=\"margin:6px;\" />"	// Changed!
+			       " style=\"margin:6px;\" />"
 			       "<div>%s</div>"
 			       "</a>",
 		     Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
@@ -249,7 +249,7 @@ void Tab_DrawTabsMobile (void)
 	    fprintf (Gbl.F.Out,"<div class=\"ICON_HIDDEN\">"
 			       "<img src=\"%s/%s/%s64x64.gif\""
 			       " alt=\"%s\" title=\"%s\""
-			       " class=\"ICON64x64\" style=\"margin:6px;\" />"	// Changed!
+			       " class=\"ICON64x64\" style=\"margin:6px;\" />"
 			       "<div class=\"%s\">%s</div>"
 			       "</div>",
 		     Gbl.Prefs.PathIconSet,
diff --git a/swad_test.c b/swad_test.c
index 4fb538670..a8919aec0 100644
--- a/swad_test.c
+++ b/swad_test.c
@@ -1614,7 +1614,7 @@ static void Tst_ShowFormConfigTst (void)
 	              "%s:"
 	              "</td>"
                       "<td class=\"LEFT_TOP\">"
-                      "<table style=\"border-spacing:3px;\">",	// Changed!
+                      "<table style=\"border-spacing:3px;\">",
             The_ClassForm[Gbl.Prefs.Theme],
             Txt_No_of_questions);
 
@@ -4204,7 +4204,7 @@ static void Tst_PutFormEditOneQst (char *Stem,char *Feedback)
       /***** Write the tags already existing in a selector *****/
       fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
 	                 "<select id=\"SelDesc%u\" name=\"SelDesc%u\""
-	                 " style=\"width:345px;\" onchange=\"changeTxtTag('%u')\">",	// Changed!
+	                 " style=\"width:345px;\" onchange=\"changeTxtTag('%u')\">",
                NumTag,NumTag,NumTag);
       fprintf (Gbl.F.Out,"<option value=\"\">&nbsp;</option>");
       mysql_data_seek (mysql_res, 0);
@@ -5914,7 +5914,7 @@ void Tst_SelUsrsToSeeUsrsTstExams (void)
          Act_FormStart (ActSeeUsrTstExa);
          Grp_PutParamsCodGrps ();
          fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\">"
-                            "<table style=\"margin:0 auto; border-spacing:6px;\">"	// Changed!
+                            "<table style=\"margin:0 auto; border-spacing:6px;\">"
                             "<tr>"
                             "<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
 
diff --git a/swad_theme.c b/swad_theme.c
index 667141176..6dd175b49 100644
--- a/swad_theme.c
+++ b/swad_theme.c
@@ -247,7 +247,7 @@ void The_PutIconsToSelectTheme (void)
       fprintf (Gbl.F.Out,"<input type=\"image\""
 	                 " src=\"%s/%s/%s/theme_32x20.gif\" alt=\"%s\""
 	                 " title=\"%s\" style=\"display:block;"
-	                 " width:48px; height:30px; margin:0 auto;\" />",	// Changed!
+	                 " width:48px; height:30px; margin:0 auto;\" />",
                Gbl.Prefs.IconsURL,
                Cfg_ICON_FOLDER_THEMES,
                The_ThemeId[Theme],
diff --git a/swad_timetable.c b/swad_timetable.c
index 2dcfbd518..6fe06bfbc 100644
--- a/swad_timetable.c
+++ b/swad_timetable.c
@@ -749,7 +749,7 @@ static void TT_DrawTimeTable (void)
      }
 
    /***** Table start *****/
-   fprintf (Gbl.F.Out,"<table style=\"min-width:840px; margin:0 auto;\">");	// Changed!
+   fprintf (Gbl.F.Out,"<table style=\"min-width:840px; margin:0 auto;\">");
 
    /***** Top row used for column adjustement *****/
    TT_TimeTableDrawAdjustRow ();
@@ -1096,7 +1096,7 @@ static void TT_TimeTableDrawCell (unsigned Day,unsigned Hour,unsigned Column,uns
 	 if (HourType == TT_FREE_HOUR) // If cell is empty...
 	    fprintf (Gbl.F.Out,"<img src=\"%s/tr1x16.gif\""
 	                       " alt=\"\" title=\"\""
-		               " style=\"width:1px; height:24px;\" />",	// Changed!
+		               " style=\"width:1px; height:24px;\" />",
                      Gbl.Prefs.IconsURL);
 	 else
 	   {
@@ -1149,7 +1149,7 @@ static void TT_TimeTableDrawCell (unsigned Day,unsigned Hour,unsigned Column,uns
 	 fprintf (Gbl.F.Out,"<span class=\"DAT_SMALL\">");
 
 	 /***** Class type *****/
-	 fprintf (Gbl.F.Out,"<select name=\"ModTTCellType\" style=\"width:81px;\""	// Changed!
+	 fprintf (Gbl.F.Out,"<select name=\"ModTTCellType\" style=\"width:81px;\""
 	                    " onchange=\"javascript:document.getElementById('%s').submit();\">",
 	          Gbl.FormId);
 	 for (CT = (TT_ClassType_t) 0;
@@ -1187,7 +1187,7 @@ static void TT_TimeTableDrawCell (unsigned Day,unsigned Hour,unsigned Column,uns
 	 else
 	   {
 	    /***** Class duration *****/
-	    fprintf (Gbl.F.Out,"<select name=\"ModTTDur\" style=\"width:69px;\""	// Changed!
+	    fprintf (Gbl.F.Out,"<select name=\"ModTTDur\" style=\"width:69px;\""
 		               " onchange=\"javascript:document.getElementById('%s').submit();\">",
 		     Gbl.FormId);
             for (H = Hour + TimeTable[Day][Hour].Columns[Column].Duration;
@@ -1217,7 +1217,7 @@ static void TT_TimeTableDrawCell (unsigned Day,unsigned Hour,unsigned Column,uns
 	       /***** Group *****/
 	       fprintf (Gbl.F.Out,"<br />%s"
 	                          "<select name=\"ModTTGrpCod\""
-	                          " style=\"width:132px;\""	// Changed!
+	                          " style=\"width:132px;\""
 		                  " onchange=\"javascript:document.getElementById('%s').submit();\">",
 		        Txt_Group,Gbl.FormId);
                fprintf (Gbl.F.Out,"<option value=\"-1\"");
diff --git a/swad_user.c b/swad_user.c
index dfed4a08e..c955b7cad 100644
--- a/swad_user.c
+++ b/swad_user.c
@@ -1512,7 +1512,7 @@ void Usr_WelcomeUsr (void)
       if (Gbl.Usrs.Me.UsrDat.Prefs.Language == Txt_Current_CGI_SWAD_Language)
         {
 	 fprintf (Gbl.F.Out,"<div class=\"CENTER_MIDDLE\""
-	                    " style=\"margin:15px;\">");	// Changed!
+	                    " style=\"margin:15px;\">");
 
          /***** User's first name *****/
          if (Gbl.Usrs.Me.UsrDat.FirstName[0])