From dd2eb13e547a84b89d96448c34ced5dc1b7caac1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Antonio=20Ca=C3=B1as=20Vargas?= <acanas@ugr.es>
Date: Wed, 9 Oct 2019 23:49:29 +0200
Subject: [PATCH] Version19.31.33

---
 swad_changelog.h   |   3 +-
 swad_record.c      | 154 ++++++++++++------------
 swad_statistic.c   | 283 ++++++++++++++++++++++-----------------------
 swad_survey.c      | 184 ++++++++++++++---------------
 swad_syllabus.c    |  16 +--
 swad_test_import.c |  42 +++----
 swad_timetable.c   |  31 +++--
 7 files changed, 347 insertions(+), 366 deletions(-)

diff --git a/swad_changelog.h b/swad_changelog.h
index e6ee4b587..fea118c95 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -487,7 +487,7 @@ enscript -2 --landscape --color --file-align=2 --highlight --line-numbers -o - *
 En OpenSWAD:
 ps2pdf source.ps destination.pdf
 */
-#define Log_PLATFORM_VERSION	"SWAD 19.31.32 (2019-10-08)"
+#define Log_PLATFORM_VERSION	"SWAD 19.31.33 (2019-10-08)"
 #define CSS_FILE		"swad19.29.css"
 #define JS_FILE			"swad19.30.js"
 /*
@@ -495,6 +495,7 @@ ps2pdf source.ps destination.pdf
 // TODO: Un TFG preasignado sin estudiante tiene que salir un triángulo amarillo
 // TODO: Hacer un nuevo rol en los TFG: tutor externo (profesor de áreas no vinculadas con el centro, profesionales de empresas, etc.)
 
+	Version 19.31.33: Oct 08, 2019	Code refactoring in HTML tables. (246688 lines)
 	Version 19.31.32: Oct 08, 2019	Code refactoring in HTML tables. (246718 lines)
 	Version 19.31.31: Oct 08, 2019	Code refactoring in HTML tables. (246762 lines)
 	Version 19.31.30: Oct 08, 2019	Code refactoring in HTML tables. (246731 lines)
diff --git a/swad_record.c b/swad_record.c
index 7ab811446..58b8b9188 100644
--- a/swad_record.c
+++ b/swad_record.c
@@ -383,7 +383,7 @@ void Rec_ShowFormCreateRecordField (void)
    Tbl_EndCell ();
 
    /***** Field name *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<input type=\"text\" name=\"FieldName\""
                       " style=\"width:500px;\" maxlength=\"%u\" value=\"%s\""
                       " required=\"required\" />",
@@ -391,7 +391,7 @@ void Rec_ShowFormCreateRecordField (void)
    Tbl_EndCell ();
 
    /***** Number of lines in form ******/
-   fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"CENTER_MIDDLE\"");
    fprintf (Gbl.F.Out,"<input type=\"text\" name=\"NumLines\""
 	              " size=\"2\" maxlength=\"2\" value=\"%u\""
 	              " required=\"required\" />",
@@ -399,7 +399,7 @@ void Rec_ShowFormCreateRecordField (void)
    Tbl_EndCell ();
 
    /***** Visibility to students *****/
-   fprintf (Gbl.F.Out,"<td class=\"CENTER_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"CENTER_MIDDLE\"");
    fprintf (Gbl.F.Out,"<select name=\"Visibility\">");
    for (Vis = (Rec_VisibilityRecordFields_t) 0;
 	Vis < (Rec_VisibilityRecordFields_t) Rec_NUM_TYPES_VISIBILITY;
@@ -1749,17 +1749,17 @@ static void Rec_ShowCrsRecord (Rec_CourseRecordViewType_t TypeOfView,
 
    /***** Write heading *****/
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_TOP\">");
+
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"LEFT_TOP\"");
    Tbl_StartTableWide ();
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
-            Rec_DEGREE_LOGO_SIZE);
+   Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\" style=\"width:%upx;\"",Rec_DEGREE_LOGO_SIZE);
    Log_DrawLogo (Hie_DEG,Gbl.Hierarchy.Deg.DegCod,
                  Gbl.Hierarchy.Deg.ShrtName,Rec_DEGREE_LOGO_SIZE,NULL,true);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_HEAD CENTER_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_HEAD CENTER_MIDDLE\"");
    fprintf (Gbl.F.Out,"%s<br />%s<br />%s",
             Gbl.Hierarchy.Deg.FullName,Gbl.Hierarchy.Crs.FullName,
             UsrDat->FullName);
@@ -1800,10 +1800,11 @@ static void Rec_ShowCrsRecord (Rec_CourseRecordViewType_t TypeOfView,
 
          /* Name of the field */
          Tbl_StartRow ();
-         fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT %s RIGHT_TOP COLOR%u\">",
-                  ICanEditThisField ? The_ClassFormInBox[Gbl.Prefs.Theme] :
-                	             "REC_DAT_SMALL",
-                  Gbl.RowEvenOdd);
+
+         Tbl_StartCellAttr ("class=\"REC_C1_BOT %s RIGHT_TOP COLOR%u\"",
+			    ICanEditThisField ? The_ClassFormInBox[Gbl.Prefs.Theme] :
+					        "REC_DAT_SMALL",
+			    Gbl.RowEvenOdd);
          fprintf (Gbl.F.Out,"%s:",Gbl.Crs.Records.LstFields.Lst[NumField].Name);
          if (TypeOfView == Rec_CRS_LIST_ONE_RECORD ||
              TypeOfView == Rec_CRS_LIST_SEVERAL_RECORDS)
@@ -1822,8 +1823,7 @@ static void Rec_ShowCrsRecord (Rec_CourseRecordViewType_t TypeOfView,
 
          /* Write form, text, or nothing depending on
             the user's role and the visibility of the field */
-         fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_TOP COLOR%u\">",
-                  Gbl.RowEvenOdd);
+         Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
          if (ICanEditThisField)	// Show with form
            {
             fprintf (Gbl.F.Out,"<textarea name=\"Field%ld\" rows=\"%u\""
@@ -2289,7 +2289,8 @@ void Rec_ShowSharedUsrRecord (Rec_SharedRecordViewType_t TypeOfView,
        ShowTeacherRows)
      {
       Tbl_StartRow ();
-      fprintf (Gbl.F.Out,"<td colspan=\"3\">");
+
+      Tbl_StartCellAttr ("colspan=\"3\"");
 
       /***** Show email and user's IDs *****/
       if (ShowIDRows)
@@ -2687,7 +2688,7 @@ static void Rec_PutParamsMsgUsr (void)
 static void Rec_ShowInstitutionInHead (struct Instit *Ins,bool PutFormLinks)
   {
    /***** Institution logo *****/
-   fprintf (Gbl.F.Out,"<td rowspan=\"4\" class=\"REC_C1_TOP CENTER_MIDDLE\">");
+   Tbl_StartCellAttr ("rowspan=\"4\" class=\"REC_C1_TOP CENTER_MIDDLE\"");
    if (Ins->InsCod > 0)
      {
       /* Form to go to the institution */
@@ -2708,7 +2709,7 @@ static void Rec_ShowInstitutionInHead (struct Instit *Ins,bool PutFormLinks)
    Tbl_EndCell ();
 
    /***** Institution name *****/
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_TOP REC_HEAD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_TOP REC_HEAD LEFT_MIDDLE\"");
    if (Ins->InsCod > 0)
      {
       /* Form to go to the institution */
@@ -2738,7 +2739,7 @@ static void Rec_ShowPhoto (struct UsrData *UsrDat)
    bool ShowPhoto = Pho_ShowingUsrPhotoIsAllowed (UsrDat,PhotoURL);
 
    /***** User's photo *****/
-   fprintf (Gbl.F.Out,"<td rowspan=\"3\" class=\"REC_C3_TOP CENTER_TOP\">");
+   Tbl_StartCellAttr ("rowspan=\"3\" class=\"REC_C3_TOP CENTER_TOP\"");
    Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
                 	                NULL,
 		     "PHOTO186x248",Pho_ZOOM,false);
@@ -2751,7 +2752,7 @@ static void Rec_ShowPhoto (struct UsrData *UsrDat)
 
 static void Rec_ShowFullName (struct UsrData *UsrDat)
   {
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_MID LEFT_TOP\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_MID LEFT_TOP\"");
    fprintf (Gbl.F.Out,"<div class=\"REC_NAME\">");
 
    /***** First name *****/
@@ -2777,7 +2778,7 @@ static void Rec_ShowNickname (struct UsrData *UsrDat,bool PutFormLinks)
    extern const char *Txt_Another_user_s_profile;
    bool ItsMe;
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_MID LEFT_BOTTOM\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_MID LEFT_BOTTOM\"");
    fprintf (Gbl.F.Out,"<div class=\"REC_NICK\">");
    if (UsrDat->Nickname[0])
      {
@@ -2808,7 +2809,7 @@ static void Rec_ShowNickname (struct UsrData *UsrDat,bool PutFormLinks)
 
 static void Rec_ShowCountryInHead (struct UsrData *UsrDat,bool ShowData)
   {
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_MID REC_DAT_BOLD LEFT_TOP\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_MID REC_DAT_BOLD LEFT_TOP\"");
    if (ShowData && UsrDat->CtyCod > 0)
       /* Link to see country information */
       Cty_WriteCountryName (UsrDat->CtyCod,
@@ -2823,7 +2824,7 @@ static void Rec_ShowCountryInHead (struct UsrData *UsrDat,bool ShowData)
 static void Rec_ShowWebsAndSocialNets (struct UsrData *UsrDat,
                                        Rec_SharedRecordViewType_t TypeOfView)
   {
-   fprintf (Gbl.F.Out,"<td class=\"REC_C3_MID CENTER_TOP\">");
+   Tbl_StartCellAttr ("class=\"REC_C3_MID CENTER_TOP\"");
    if (TypeOfView != Rec_SHA_RECORD_PRINT)
       Net_ShowWebsAndSocialNets (UsrDat);
    Tbl_EndCell ();
@@ -2839,11 +2840,11 @@ static void Rec_ShowEmail (struct UsrData *UsrDat,const char *ClassForm)
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Email);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (UsrDat->Email[0])
      {
       fprintf (Gbl.F.Out,"<div class=\"REC_EMAIL\">");	// Limited width
@@ -2873,11 +2874,11 @@ static void Rec_ShowUsrIDs (struct UsrData *UsrDat,const char *ClassForm,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_TOP %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_TOP %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_ID);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_TOP\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_TOP\"");
    ID_WriteUsrIDs (UsrDat,Anchor);
    Tbl_EndCell ();
 
@@ -2913,12 +2914,12 @@ static void Rec_ShowRole (struct UsrData *UsrDat,
       /* Get user's roles if not got */
       Rol_GetRolesInAllCrssIfNotYetGot (UsrDat);
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
       fprintf (Gbl.F.Out,"<label for=\"Role\" class=\"%s\">%s:</label>",
 	       ClassForm,Txt_Role);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
       switch (TypeOfView)
 	{
 	 case Rec_SHA_SIGN_UP_IN_CRS_FORM:			// I want to apply for enrolment
@@ -3111,11 +3112,11 @@ static void Rec_ShowRole (struct UsrData *UsrDat,
    else if (SexForm)
      {
       /***** Form to select a sex *****/
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
       fprintf (Gbl.F.Out,"%s*:",Txt_Sex);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
       for (Sex = Usr_SEX_FEMALE;
 	   Sex <= Usr_SEX_MALE;
 	   Sex++)
@@ -3135,11 +3136,11 @@ static void Rec_ShowRole (struct UsrData *UsrDat,
    else	// RoleForm == false, SexForm == false
      {
       /***** No form, only text *****/
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
       fprintf (Gbl.F.Out,"%s:",Txt_Role);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
       fprintf (Gbl.F.Out,"%s",
 	       Txt_ROLES_SINGUL_Abc[UsrDat->Roles.InCurrentCrs.Role][UsrDat->Sex]);
       Tbl_EndCell ();
@@ -3160,7 +3161,8 @@ static void Rec_ShowSurname1 (struct UsrData *UsrDat,
    extern const char *Txt_Surname_1;
 
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"Surname1\" class=\"%s\">"
 		      "%s",
 	    ClassForm,Txt_Surname_1);
@@ -3170,7 +3172,7 @@ static void Rec_ShowSurname1 (struct UsrData *UsrDat,
 	              "</label>");
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ICanEdit)
      {
       fprintf (Gbl.F.Out,"<input type=\"text\""
@@ -3186,10 +3188,10 @@ static void Rec_ShowSurname1 (struct UsrData *UsrDat,
    else if (UsrDat->Surname1[0])
       fprintf (Gbl.F.Out,"<strong>%s</strong>",UsrDat->Surname1);
    Tbl_EndCell ();
+
    Tbl_EndRow ();
   }
 
-
 /*****************************************************************************/
 /*************************** Show user's surname 2 ***************************/
 /*****************************************************************************/
@@ -3202,14 +3204,14 @@ static void Rec_ShowSurname2 (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"Surname2\" class=\"%s\">"
 		      "%s:"
 		      "</label>",
 	    ClassForm,Txt_Surname_2);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ICanEdit)
       fprintf (Gbl.F.Out,"<input type=\"text\""
 	                 " id=\"Surname2\" name=\"Surname2\""
@@ -3237,7 +3239,7 @@ static void Rec_ShowFirstName (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"FirstName\" class=\"%s\">"
 		      "%s",
 	    ClassForm,Txt_First_name);
@@ -3247,7 +3249,7 @@ static void Rec_ShowFirstName (struct UsrData *UsrDat,
                       "</label>");
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ICanEdit)
      {
       fprintf (Gbl.F.Out,"<input type=\"text\""
@@ -3288,7 +3290,7 @@ static void Rec_ShowCountry (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"OthCtyCod\" class=\"%s\">%s",
 	    ClassForm,Txt_Country);
    if (TypeOfView == Rec_SHA_MY_RECORD_FORM)
@@ -3296,7 +3298,7 @@ static void Rec_ShowCountry (struct UsrData *UsrDat,
    fprintf (Gbl.F.Out,":</label>");
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"REC_C2_BOT LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"REC_C2_BOT LEFT_MIDDLE\"");
 
    /***** Selector of country *****/
    fprintf (Gbl.F.Out,"<select id=\"OthCtyCod\" name=\"OthCtyCod\""
@@ -3336,14 +3338,14 @@ static void Rec_ShowOriginPlace (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"OriginPlace\" class=\"%s\">"
 		      "%s:"
                       "</label>",
 	    ClassForm,Txt_Place_of_origin);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3373,11 +3375,11 @@ static void Rec_ShowDateOfBirth (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Date_of_birth);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3406,14 +3408,14 @@ static void Rec_ShowLocalAddress (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"LocalAddress\" class=\"%s\">"
 		      "%s:"
 		      "</label>",
 	    ClassForm,Txt_Local_address);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3443,14 +3445,14 @@ static void Rec_ShowLocalPhone (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"LocalPhone\" class=\"%s\">"
 		      "%s:"
                       "</label>",
 	    ClassForm,Txt_Phone);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3482,14 +3484,14 @@ static void Rec_ShowFamilyAddress (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"FamilyAddress\" class=\"%s\">"
 		      "%s:"
 		      "</label>",
 	    ClassForm,Txt_Family_address);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3519,14 +3521,14 @@ static void Rec_ShowFamilyPhone (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"FamilyPhone\" class=\"%s\">"
 		      "%s:"
 		      "</label>",
 	    ClassForm,Txt_Phone);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3558,12 +3560,12 @@ static void Rec_ShowComments (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_TOP\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_TOP\"");
    fprintf (Gbl.F.Out,"<label for=\"Comments\" class=\"%s\">%s:</label>",
 	    ClassForm,Txt_USER_comments);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_TOP\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_TOP\"");
    if (ShowData)
      {
       if (ICanEdit)
@@ -3619,11 +3621,11 @@ static void Rec_ShowInstitution (struct Instit *Ins,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Institution);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
       if (Ins->InsCod > 0)
 	{
@@ -3652,11 +3654,11 @@ static void Rec_ShowCentre (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Centre);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (UsrDat->Tch.CtrCod > 0)
@@ -3689,11 +3691,11 @@ static void Rec_ShowDepartment (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Department);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
      {
       if (UsrDat->Tch.DptCod > 0)
@@ -3725,11 +3727,11 @@ static void Rec_ShowOffice (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Office);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
       fprintf (Gbl.F.Out,"%s",UsrDat->Tch.Office);
    Tbl_EndCell ();
@@ -3748,11 +3750,11 @@ static void Rec_ShowOfficePhone (struct UsrData *UsrDat,
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE %s\">",ClassForm);
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE %s\"",ClassForm);
    fprintf (Gbl.F.Out,"%s:",Txt_Phone);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT REC_DAT_BOLD LEFT_MIDDLE\"");
    if (ShowData)
       fprintf (Gbl.F.Out,"<a href=\"tel:%s\" class=\"REC_DAT_BOLD\">%s</a>",
 	       UsrDat->Tch.OfficePhone,
@@ -4035,12 +4037,12 @@ static void Rec_ShowFormMyInsCtrDpt (bool IAmATeacher)
    /***** Country *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"OthCtyCod\" class=\"%s\">%s*:</label>",
             ClassForm,Txt_Country);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
 
    /* If list of countries is empty, try to get it */
    if (!Gbl.Hierarchy.Sys.Ctys.Num)
@@ -4079,12 +4081,12 @@ static void Rec_ShowFormMyInsCtrDpt (bool IAmATeacher)
    /***** Institution *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"OthInsCod\" class=\"%s\">%s*:</label>",
             ClassForm,Txt_Institution);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
 
    /* Get list of institutions in this country */
    Ins_FreeListInstitutions ();
@@ -4128,12 +4130,12 @@ static void Rec_ShowFormMyInsCtrDpt (bool IAmATeacher)
       /***** Centre *****/
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
       fprintf (Gbl.F.Out,"<label for=\"OthCtrCod\" class=\"%s\">%s*:</label>",
 	       ClassForm,Txt_Centre);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
 
       /* Get list of centres in this institution */
       Ctr_FreeListCentres ();
@@ -4175,12 +4177,12 @@ static void Rec_ShowFormMyInsCtrDpt (bool IAmATeacher)
       /***** Department *****/
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
       fprintf (Gbl.F.Out,"<label for=\"%s\" class=\"%s\">%s*:</label>",
 	       Dpt_PARAM_DPT_COD_NAME,ClassForm,Txt_Department);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
       Frm_StartFormAnchor (ActChgMyDpt,Rec_MY_INS_CTR_DPT_ID);
       Dpt_WriteSelectorDepartment (Gbl.Usrs.Me.UsrDat.InsCod,		// Departments in my institution
 				   Gbl.Usrs.Me.UsrDat.Tch.DptCod,	// Selected department
@@ -4196,14 +4198,14 @@ static void Rec_ShowFormMyInsCtrDpt (bool IAmATeacher)
       /***** Office *****/
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
       fprintf (Gbl.F.Out,"<label for=\"Office\" class=\"%s\">"
 	                 "%s:"
 	                 "</label>",
                ClassForm,Txt_Office);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
       Frm_StartFormAnchor (ActChgMyOff,Rec_MY_INS_CTR_DPT_ID);
       fprintf (Gbl.F.Out,"<input type=\"text\" id=\"Office\" name=\"Office\""
 			 " maxlength=\"%u\" value=\"%s\""
@@ -4220,14 +4222,14 @@ static void Rec_ShowFormMyInsCtrDpt (bool IAmATeacher)
       /***** Phone *****/
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C1_BOT RIGHT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C1_BOT RIGHT_MIDDLE\"");
       fprintf (Gbl.F.Out,"<label for=\"OfficePhone\" class=\"%s\">"
 	                 "%s:"
                          "</label>",
                ClassForm,Txt_Phone);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"REC_C2_BOT LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"REC_C2_BOT LEFT_MIDDLE\"");
       Frm_StartFormAnchor (ActChgMyOffPho,Rec_MY_INS_CTR_DPT_ID);
       fprintf (Gbl.F.Out,"<input type=\"tel\""
 	                 " id=\"OfficePhone\" name=\"OfficePhone\""
diff --git a/swad_statistic.c b/swad_statistic.c
index 54ee43b4d..d1e7e67e4 100644
--- a/swad_statistic.c
+++ b/swad_statistic.c
@@ -378,12 +378,11 @@ void Sta_AskShowCrsHits (void)
 
          Tbl_StartRow ();
 
-         fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP %s\">",The_ClassFormInBox[Gbl.Prefs.Theme]);
+         Tbl_StartCellAttr ("class=\"RIGHT_TOP %s\"",The_ClassFormInBox[Gbl.Prefs.Theme]);
          fprintf (Gbl.F.Out,"%s:",Txt_Users);
          Tbl_EndCell ();
 
-	 fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"%s LEFT_TOP\">",
-                  The_ClassFormInBox[Gbl.Prefs.Theme]);
+	 Tbl_StartCellAttr ("colspan=\"2\" class=\"%s LEFT_TOP\"",The_ClassFormInBox[Gbl.Prefs.Theme]);
          Tbl_StartTable ();
          Usr_ListUsersToSelect (Rol_TCH);
          Usr_ListUsersToSelect (Rol_NET);
@@ -402,11 +401,11 @@ void Sta_AskShowCrsHits (void)
          /***** Option a) Listing of clicks distributed by some metric *****/
          Tbl_StartRow ();
 
-         fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE %s\">",The_ClassFormInBox[Gbl.Prefs.Theme]);
+         Tbl_StartCellAttr ("class=\"RIGHT_MIDDLE %s\"",The_ClassFormInBox[Gbl.Prefs.Theme]);
          fprintf (Gbl.F.Out,"%s:",Txt_Show);
          Tbl_EndCell ();
 
-	 fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
+	 Tbl_StartCellAttr ("colspan=\"2\" class=\"LEFT_MIDDLE\"");
 
          if ((Gbl.Stat.ClicksGroupedBy < Sta_CLICKS_CRS_PER_USR ||
               Gbl.Stat.ClicksGroupedBy > Sta_CLICKS_CRS_PER_ACTION) &&
@@ -547,12 +546,12 @@ void Sta_AskShowGblHits (void)
    /***** Users' roles whose accesses we want to see *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"Role\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],Txt_Users);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"LEFT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<select id=\"Role\" name=\"Role\">");
    for (RoleStat = (Sta_Role_t) 0;
 	RoleStat < Sta_NUM_ROLES_STAT;
@@ -574,12 +573,12 @@ void Sta_AskShowGblHits (void)
    /***** Clicks made from anywhere, current centre, current degree or current course *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"ScopeSta\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],Txt_Scope);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"LEFT_MIDDLE\"");
    Gbl.Scope.Allowed = 1 << Hie_SYS |
 	               1 << Hie_CTY |
 		       1 << Hie_INS |
@@ -596,12 +595,12 @@ void Sta_AskShowGblHits (void)
    /***** Count type for the statistic *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"CountType\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],Txt_Show);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"LEFT_MIDDLE\"");
    Sta_WriteSelectorCountType ();
 
    /***** Type of statistic *****/
@@ -716,12 +715,12 @@ static void Sta_WriteSelectorAction (void)
 
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"RIGHT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<label for=\"StatAct\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],Txt_Action);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("colspan=\"2\" class=\"LEFT_MIDDLE\"");
    fprintf (Gbl.F.Out,"<select id=\"StatAct\" name=\"StatAct\""
                       " style=\"width:375px;\">");
    for (Action = (Act_Action_t) 0;
@@ -1595,7 +1594,8 @@ static void Sta_ShowDetailedAccessesList (unsigned long NumRows,MYSQL_RES *mysql
 
    /***** Put heading with backward and forward buttons *****/
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td colspan=\"7\" class=\"LEFT_MIDDLE\">");
+
+   Tbl_StartCellAttr ("colspan=\"7\" class=\"LEFT_MIDDLE\"");
    Tbl_StartTableWidePadding (2);
    Tbl_StartRow ();
 
@@ -1611,7 +1611,7 @@ static void Sta_ShowDetailedAccessesList (unsigned long NumRows,MYSQL_RES *mysql
       Par_PutHiddenParamLong ("RowsPage",Gbl.Stat.RowsPerPage);
       Usr_PutHiddenParSelectedUsrsCods ();
      }
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:20%%;\">");
+   Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\" style=\"width:20%%;\"");
    if (FirstRow > 1)
      {
       snprintf (Gbl.Title,sizeof (Gbl.Title),
@@ -1626,7 +1626,7 @@ static void Sta_ShowDetailedAccessesList (unsigned long NumRows,MYSQL_RES *mysql
       Frm_EndForm ();
 
    /* Write number of current page */
-   fprintf (Gbl.F.Out,"<td class=\"DAT_N CENTER_MIDDLE\" style=\"width:60%%;\">");
+   Tbl_StartCellAttr ("class=\"DAT_N CENTER_MIDDLE\" style=\"width:60%%;\"");
    fprintf (Gbl.F.Out,"<strong>"
                       "%s %lu-%lu %s %lu (%s %ld %s %lu)"
                       "</strong>",
@@ -1647,7 +1647,7 @@ static void Sta_ShowDetailedAccessesList (unsigned long NumRows,MYSQL_RES *mysql
       Par_PutHiddenParamUnsigned ("RowsPage" ,(unsigned) Gbl.Stat.RowsPerPage);
       Usr_PutHiddenParSelectedUsrsCods ();
      }
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\" style=\"width:20%%;\">");
+   Tbl_StartCellAttr ("class=\"RIGHT_MIDDLE\" style=\"width:20%%;\"");
    if (LastRow < NumRows)
      {
       snprintf (Gbl.Title,sizeof (Gbl.Title),
@@ -1718,33 +1718,34 @@ static void Sta_ShowDetailedAccessesList (unsigned long NumRows,MYSQL_RES *mysql
       if (sscanf (row[2],"%u",&RoleFromLog) != 1)
 	 Rol_WrongRoleExit ();
 
-      /* Write the number of row */
       Tbl_StartRow ();
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+
+      /* Write the number of row */
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"%ld&nbsp;",NumRow);
       Tbl_EndCell ();
 
       /* Write the user's ID if user is a student */
-      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG CENTER_TOP COLOR%u\"",Gbl.RowEvenOdd);
       ID_WriteUsrIDs (&UsrDat,NULL);
       fprintf (Gbl.F.Out,"&nbsp;");
       Tbl_EndCell ();
 
       /* Write the first name and the surnames */
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"%s&nbsp;",UsrDat.FullName);
       Tbl_EndCell ();
 
       /* Write the user's role */
-      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG CENTER_TOP COLOR%u\"",Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"%s&nbsp;",
 	       RoleFromLog < Rol_NUM_ROLES ? Txt_ROLES_SINGUL_Abc[RoleFromLog][UsrDat.Sex] :
 		                             "?");
       Tbl_EndCell ();
 
       /* Write the date-time (row[3]) */
-      fprintf (Gbl.F.Out,"<td id=\"log_date_%u\" class=\"LOG RIGHT_TOP COLOR%u\">",
-               UniqueId,Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("id=\"log_date_%u\" class=\"LOG RIGHT_TOP COLOR%u\"",
+                         UniqueId,Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"<script type=\"text/javascript\">"
 			 "writeLocalDateHMSFromUTC('log_date_%u',%ld,"
 			 "%u,',&nbsp;','%s',true,false,0x7);"
@@ -1758,20 +1759,21 @@ static void Sta_ShowDetailedAccessesList (unsigned long NumRows,MYSQL_RES *mysql
 	 Lay_ShowErrorAndExit ("Wrong action code.");
       if (ActCod >= 0)
 	{
-         fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+         Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
          fprintf (Gbl.F.Out,"%s&nbsp;",Act_GetActionTextFromDB (ActCod,ActTxt));
 	}
       else
 	{
-         fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+         Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
          fprintf (Gbl.F.Out,"?&nbsp;");
 	}
       Tbl_EndCell ();
 
       /* Write the comments of the access */
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       Sta_WriteLogComments (LogCod);
       Tbl_EndCell ();
+
       Tbl_EndRow ();
      }
 
@@ -1868,12 +1870,12 @@ static void Sta_ShowNumHitsPerUsr (unsigned long NumRows,MYSQL_RES *mysql_res)
       Tbl_StartRow ();
 
       /* Write the number of row */
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"%ld&nbsp;",NumRow);
       Tbl_EndCell ();
 
       /* Show the photo */
-      fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"CENTER_TOP COLOR%u\"",Gbl.RowEvenOdd);
       ShowPhoto = Pho_ShowingUsrPhotoIsAllowed (&UsrDat,PhotoURL);
       Pho_ShowUsrPhoto (&UsrDat,ShowPhoto ? PhotoURL :
                                             NULL,
@@ -1881,18 +1883,18 @@ static void Sta_ShowNumHitsPerUsr (unsigned long NumRows,MYSQL_RES *mysql_res)
       Tbl_EndCell ();
 
       /* Write the user's ID if user is a student in current course */
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       ID_WriteUsrIDs (&UsrDat,NULL);
       fprintf (Gbl.F.Out,"&nbsp;");
       Tbl_EndCell ();
 
       /* Write the name and the surnames */
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"%s&nbsp;",UsrDat.FullName);
       Tbl_EndCell ();
 
       /* Write user's role */
-      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
+      Tbl_StartCellAttr ("class=\"LOG CENTER_TOP COLOR%u\"",Gbl.RowEvenOdd);
       fprintf (Gbl.F.Out,"%s&nbsp;",
 	       Txt_ROLES_SINGUL_Abc[UsrDat.Roles.InCurrentCrs.Role][UsrDat.Sex]);
       Tbl_EndCell ();
@@ -1909,7 +1911,8 @@ static void Sta_ShowNumHitsPerUsr (unsigned long NumRows,MYSQL_RES *mysql_res)
         }
       else
          BarWidth = 0;
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
+
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP COLOR%u\"",Gbl.RowEvenOdd);
       if (BarWidth)
 	 fprintf (Gbl.F.Out,"<img src=\"%s/%c1x1.png\""	// Background
 	                    " alt=\"\" title=\"\""
@@ -2003,16 +2006,16 @@ static void Sta_ShowNumHitsPerDay (unsigned long NumRows,MYSQL_RES *mysql_res)
 
          /* Write the date */
 	 Dat_ConvDateToDateStr (&Date,StrDate);
-         fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",
-	          NumDayWeek == 6 ? "LOG_R" :
-	        	            "LOG");
+         Tbl_StartCellAttr ("class=\"%s RIGHT_TOP\"",
+			    NumDayWeek == 6 ? "LOG_R" :
+					      "LOG");
          fprintf (Gbl.F.Out,"%s&nbsp;",StrDate);
          Tbl_EndCell ();
 
          /* Write the day of the week */
-         fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
-                  NumDayWeek == 6 ? "LOG_R" :
-                	            "LOG");
+         Tbl_StartCellAttr ("class=\"%s LEFT_TOP\"",
+			    NumDayWeek == 6 ? "LOG_R" :
+					      "LOG");
          fprintf (Gbl.F.Out,"%s&nbsp;",Txt_DAYS_SMALL[NumDayWeek]);
          Tbl_EndCell ();
 
@@ -2044,16 +2047,16 @@ static void Sta_ShowNumHitsPerDay (unsigned long NumRows,MYSQL_RES *mysql_res)
 
       /* Write the date */
       Dat_ConvDateToDateStr (&Date,StrDate);
-      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",
-               NumDayWeek == 6 ? "LOG_R" :
-        	                 "LOG");
+      Tbl_StartCellAttr ("class=\"%s RIGHT_TOP\"",
+			 NumDayWeek == 6 ? "LOG_R" :
+					   "LOG");
       fprintf (Gbl.F.Out,"%s&nbsp;",StrDate);
       Tbl_EndCell ();
 
       /* Write the day of the week */
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
-               NumDayWeek == 6 ? "LOG_R" :
-        	                 "LOG");
+      Tbl_StartCellAttr ("class=\"%s LEFT_TOP\"",
+			 NumDayWeek == 6 ? "LOG_R" :
+					   "LOG");
       fprintf (Gbl.F.Out,"%s&nbsp;",Txt_DAYS_SMALL[NumDayWeek]);
       Tbl_EndCell ();
 
@@ -2108,7 +2111,8 @@ static void Sta_ShowDistrAccessesPerDayAndHour (unsigned long NumRows,MYSQL_RES
 
    /***** Put a selector for the type of color *****/
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td colspan=\"26\" class=\"CENTER_MIDDLE\">");
+
+   Tbl_StartCellAttr ("colspan=\"26\" class=\"CENTER_MIDDLE\"");
 
    Frm_StartFormAnchor (Gbl.Action.Act,Sta_STAT_RESULTS_SECTION_ID);
    Dat_WriteParamsIniEndDates ();
@@ -2175,8 +2179,8 @@ static void Sta_ShowDistrAccessesPerDayAndHour (unsigned long NumRows,MYSQL_RES
    Tbl_EndRow ();
 
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td colspan=\"24\" class=\"LEFT_TOP\" style=\"width:%upx;\">",
-	    GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH);
+   Tbl_StartCellAttr ("colspan=\"24\" class=\"LEFT_TOP\" style=\"width:%upx;\"",
+	              GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH);
    Sta_DrawBarColors (SelectedColorType,Hits.Max);
    Tbl_EndCell ();
    Tbl_EndRow ();
@@ -2186,8 +2190,8 @@ static void Sta_ShowDistrAccessesPerDayAndHour (unsigned long NumRows,MYSQL_RES
 	Hour < 24;
 	Hour++)
      {
-      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP\" style=\"width:%upx;\">",
-	       GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH);
+      Tbl_StartCellAttr ("class=\"LOG CENTER_TOP\" style=\"width:%upx;\"",
+	                 GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH);
       fprintf (Gbl.F.Out,"%02uh",Hour);
       Tbl_EndCell ();
      }
@@ -2232,19 +2236,20 @@ static void Sta_ShowDistrAccessesPerDayAndHour (unsigned long NumRows,MYSQL_RES
            {
             NumDayWeek = Dat_GetDayOfWeek (Date.Year,Date.Month,Date.Day);
 
+            Tbl_StartRow ();
+
             /* Write the date */
             Dat_ConvDateToDateStr (&Date,StrDate);
-            Tbl_StartRow ();
-            fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",
-	             NumDayWeek == 6 ? "LOG_R" :
-	        	               "LOG");
+            Tbl_StartCellAttr ("class=\"%s RIGHT_TOP\"",
+			       NumDayWeek == 6 ? "LOG_R" :
+						 "LOG");
             fprintf (Gbl.F.Out,"%s&nbsp;",StrDate);
             Tbl_EndCell ();
 
             /* Write the day of the week */
-            fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
-                     NumDayWeek == 6 ? "LOG_R" :
-                	               "LOG");
+            Tbl_StartCellAttr ("class=\"%s LEFT_TOP\"",
+			       NumDayWeek == 6 ? "LOG_R" :
+						 "LOG");
             fprintf (Gbl.F.Out,"%s&nbsp;",Txt_DAYS_SMALL[NumDayWeek]);
             Tbl_EndCell ();
 
@@ -2281,19 +2286,20 @@ static void Sta_ShowDistrAccessesPerDayAndHour (unsigned long NumRows,MYSQL_RES
      {
       NumDayWeek = Dat_GetDayOfWeek (Date.Year,Date.Month,Date.Day);
 
+      Tbl_StartRow ();
+
       /* Write the date */
       Dat_ConvDateToDateStr (&Date,StrDate);
-      Tbl_StartRow ();
-      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",
-               NumDayWeek == 6 ? "LOG_R" :
-        	                 "LOG");
+      Tbl_StartCellAttr ("class=\"%s RIGHT_TOP\"",
+			 NumDayWeek == 6 ? "LOG_R" :
+					   "LOG");
       fprintf (Gbl.F.Out,"%s&nbsp;",StrDate);
       Tbl_EndCell ();
 
       /* Write the day of the week */
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
-               NumDayWeek == 6 ? "LOG_R" :
-        	                 "LOG");
+      Tbl_StartCellAttr ("class=\"%s LEFT_TOP\"",
+			 NumDayWeek == 6 ? "LOG_R" :
+					   "LOG");
       fprintf (Gbl.F.Out,"%s&nbsp;",Txt_DAYS_SMALL[NumDayWeek]);
       Tbl_EndCell ();
 
@@ -2322,16 +2328,16 @@ static void Sta_ShowDistrAccessesPerDayAndHour (unsigned long NumRows,MYSQL_RES
 
       /* Write the date */
       Dat_ConvDateToDateStr (&Date,StrDate);
-      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",
-               NumDayWeek == 6 ? "LOG_R" :
-        	                 "LOG");
+      Tbl_StartCellAttr ("class=\"%s RIGHT_TOP\"",
+			 NumDayWeek == 6 ? "LOG_R" :
+					   "LOG");
       fprintf (Gbl.F.Out,"%s&nbsp;",StrDate);
       Tbl_EndCell ();
 
       /* Write the day of the week */
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
-               NumDayWeek == 6 ? "LOG_R" :
-        	                 "LOG");
+      Tbl_StartCellAttr ("class=\"%s LEFT_TOP\"",
+			 NumDayWeek == 6 ? "LOG_R" :
+					   "LOG");
       fprintf (Gbl.F.Out,"%s&nbsp;",Txt_DAYS_SMALL[NumDayWeek]);
       Tbl_EndCell ();
 
@@ -2383,9 +2389,9 @@ static void Sta_DrawBarColors (Sta_ColorType_t ColorType,float HitsMax)
    Tbl_StartTableWide ();
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LOG LEFT_BOTTOM\" style=\"width:%upx;\">",
-            (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2,
-            (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2);
+   Tbl_StartCellAttr ("colspan=\"%u\" class=\"LOG LEFT_BOTTOM\" style=\"width:%upx;\"",
+		      (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2,
+		      (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2);
    fprintf (Gbl.F.Out,"0");
    Tbl_EndCell ();
 
@@ -2393,17 +2399,19 @@ static void Sta_DrawBarColors (Sta_ColorType_t ColorType,float HitsMax)
 	Interval <= 4;
 	Interval++)
      {
-      fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LOG CENTER_BOTTOM\" style=\"width:%upx;\">",
-               GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5,
-               GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5);
+      Tbl_StartCellAttr ("colspan=\"%u\" class=\"LOG CENTER_BOTTOM\" style=\"width:%upx;\"",
+			 GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5,
+			 GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5);
       Str_WriteFloatNum (Gbl.F.Out,(float) Interval * HitsMax / 5.0);
       Tbl_EndCell ();
      }
-   fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LOG RIGHT_BOTTOM\" style=\"width:%upx;\">",
-            (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2,
-            (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2);
+
+   Tbl_StartCellAttr ("colspan=\"%u\" class=\"LOG RIGHT_BOTTOM\" style=\"width:%upx;\"",
+		      (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2,
+		      (GRAPH_DISTRIBUTION_PER_HOUR_TOTAL_WIDTH/5)/2);
    Str_WriteFloatNum (Gbl.F.Out,HitsMax);
    Tbl_EndCell ();
+
    Tbl_EndRow ();
 
    Tbl_StartRow ();
@@ -2414,9 +2422,8 @@ static void Sta_DrawBarColors (Sta_ColorType_t ColorType,float HitsMax)
 	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;"
-	                 " background-color:#%02X%02X%02X;\">",
-	       R,G,B);
+      Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\" style=\"width:1px; background-color:#%02X%02X%02X;\">",
+	                 R,G,B);
       fprintf (Gbl.F.Out,"<img src=\"%s/tr1x14.gif\" alt=\"\" title=\"\" />",
                Cfg_URL_ICON_PUBLIC);
       Tbl_EndCell ();
@@ -2443,8 +2450,7 @@ static void Sta_DrawAccessesPerHourForADay (Sta_ColorType_t ColorType,float Hits
       Sta_SetColor (ColorType,HitsNum[Hour],HitsMax,&R,&G,&B);
       fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\" title=\"");
       Str_WriteFloatNum (Gbl.F.Out,HitsNum[Hour]);
-      fprintf (Gbl.F.Out,"\" style=\"width:%upx;"
-	                 " background-color:#%02X%02X%02X;\">",
+      fprintf (Gbl.F.Out,"\" style=\"width:%upx; background-color:#%02X%02X%02X;\">",
                GRAPH_DISTRIBUTION_PER_HOUR_HOUR_WIDTH,R,G,B);
       Tbl_EndCell ();
      }
@@ -2587,7 +2593,7 @@ static void Sta_ShowNumHitsPerWeek (unsigned long NumRows,
          Tbl_StartRow ();
 
          /* Write week */
-         fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+         Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
          fprintf (Gbl.F.Out,"%04u-%02u&nbsp;",Date.Year,Date.Week);
          Tbl_EndCell ();
 
@@ -2616,7 +2622,7 @@ static void Sta_ShowNumHitsPerWeek (unsigned long NumRows,
      Tbl_StartRow ();
 
      /* Write week */
-     fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+     Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
      fprintf (Gbl.F.Out,"%04u-%02u&nbsp;",Date.Year,Date.Week);
      Tbl_EndCell ();
 
@@ -2692,7 +2698,7 @@ static void Sta_ShowNumHitsPerMonth (unsigned long NumRows,
          Tbl_StartRow ();
 
          /* Write the month */
-         fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+         Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
          fprintf (Gbl.F.Out,"%04u-%02u&nbsp;",Date.Year,Date.Month);
          Tbl_EndCell ();
 
@@ -2720,7 +2726,7 @@ static void Sta_ShowNumHitsPerMonth (unsigned long NumRows,
      Tbl_StartRow ();
 
      /* Write the month */
-     fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+     Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
      fprintf (Gbl.F.Out,"%04u-%02u&nbsp;",Date.Year,Date.Month);
      Tbl_EndCell ();
 
@@ -2796,7 +2802,7 @@ static void Sta_ShowNumHitsPerYear (unsigned long NumRows,
          Tbl_StartRow ();
 
          /* Write the year */
-         fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+         Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
          fprintf (Gbl.F.Out,"%04u&nbsp;",Date.Year);
          Tbl_EndCell ();
 
@@ -2824,7 +2830,7 @@ static void Sta_ShowNumHitsPerYear (unsigned long NumRows,
      Tbl_StartRow ();
 
      /* Write the year */
-     fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+     Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
      fprintf (Gbl.F.Out,"%04u&nbsp;",Date.Year);
      Tbl_EndCell ();
 
@@ -2911,8 +2917,7 @@ static void Sta_WriteAccessHour (unsigned Hour,struct Sta_Hits *Hits,unsigned Co
   {
    unsigned BarHeight;
 
-   fprintf (Gbl.F.Out,"<td class=\"DAT_SMALL CENTER_BOTTOM\" style=\"width:%upx;\">",
-	    ColumnWidth);
+   Tbl_StartCellAttr ("class=\"DAT_SMALL CENTER_BOTTOM\" style=\"width:%upx;\"",ColumnWidth);
 
    /* Draw bar with a height porportional to the number of clicks */
    if (Hits->Num > 0.0)
@@ -3027,8 +3032,8 @@ static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *m
       Tbl_StartRow ();
 
       /* First division (left) */
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
-	       Sta_WIDTH_SEMIDIVISION_GRAPHIC);
+      Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\" style=\"width:%upx;\"",
+	                 Sta_WIDTH_SEMIDIVISION_GRAPHIC);
       fprintf (Gbl.F.Out,"<img src=\"%s/ejexizq24x1.gif\""
 	                 " alt=\"\" title=\"\""
 	                 " style=\"display:block; width:%upx; height:1px;\" />",
@@ -3041,8 +3046,8 @@ static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *m
 	   i < Sta_NUM_DIVISIONS_X * 2;
 	   i++)
 	{
-	 fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
-		  Sta_WIDTH_SEMIDIVISION_GRAPHIC);
+	 Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\" style=\"width:%upx;\"",
+		            Sta_WIDTH_SEMIDIVISION_GRAPHIC);
 	 fprintf (Gbl.F.Out,"<img src=\"%s/ejex24x1.gif\""
 	                    " alt=\"\" title=\"\""
 	                    " style=\"display:block;"
@@ -3053,8 +3058,8 @@ static void Sta_ShowAverageAccessesPerMinute (unsigned long NumRows,MYSQL_RES *m
 	}
 
       /* Last division (right) */
-      fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\" style=\"width:%upx;\">",
-	       Sta_WIDTH_SEMIDIVISION_GRAPHIC);
+      Tbl_StartCellAttr ("class=\"LEFT_MIDDLE\" style=\"width:%upx;\"",
+	                 Sta_WIDTH_SEMIDIVISION_GRAPHIC);
       fprintf (Gbl.F.Out,"<img src=\"%s/tr24x1.gif\""
 	                 " alt=\"\" title=\"\""
 	                 " style=\"display:block; width:%upx; height:1px;\" />",
@@ -3085,8 +3090,8 @@ static void Sta_WriteLabelsXAxisAccMin (float IncX,const char *Format)
 	i <= Sta_NUM_DIVISIONS_X;
 	i++, NumX += IncX)
      {
-      fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LOG CENTER_BOTTOM\" style=\"width:%upx;\">",
-               Sta_WIDTH_DIVISION_GRAPHIC);
+      Tbl_StartCellAttr ("colspan=\"2\" class=\"LOG CENTER_BOTTOM\" style=\"width:%upx;\"",
+                         Sta_WIDTH_DIVISION_GRAPHIC);
       fprintf (Gbl.F.Out,Format,NumX);
       Tbl_EndCell ();
      }
@@ -3110,11 +3115,11 @@ static void Sta_WriteAccessMinute (unsigned Minute,float HitsNum,float MaxX)
    if (!Minute)
      {
       // If minute 0
-      fprintf (Gbl.F.Out,"<td rowspan=\"30\" class=\"LOG LEFT_TOP\""
+      Tbl_StartCellAttr ("rowspan=\"30\" class=\"LOG LEFT_TOP\""
 	                 " style=\"width:%upx;"
 	                 " background-image:url('%s/ejey24x30.gif');"
 	                 " background-size:30px 30px;"
-	                 " background-repeat:repeat;\">",
+	                 " background-repeat:repeat;\"",
                Sta_WIDTH_SEMIDIVISION_GRAPHIC,Cfg_URL_ICON_PUBLIC);
       fprintf (Gbl.F.Out,"00h");
       Tbl_EndCell ();
@@ -3122,11 +3127,11 @@ static void Sta_WriteAccessMinute (unsigned Minute,float HitsNum,float MaxX)
    else if (Minute == (Sta_NUM_MINUTES_PER_DAY - 30))
      {
       // If 23:30
-      fprintf (Gbl.F.Out,"<td rowspan=\"30\" class=\"LOG LEFT_BOTTOM\""
+      Tbl_StartCellAttr ("rowspan=\"30\" class=\"LOG LEFT_BOTTOM\""
 	                 " style=\"width:%upx;"
 	                 " background-image:url('%s/ejey24x30.gif');"
 	                 " background-size:30px 30px;"
-	                 " background-repeat:repeat;\">",
+	                 " background-repeat:repeat;\"",
                Sta_WIDTH_SEMIDIVISION_GRAPHIC,Cfg_URL_ICON_PUBLIC);
       fprintf (Gbl.F.Out,"24h");
       Tbl_EndCell ();
@@ -3134,22 +3139,22 @@ static void Sta_WriteAccessMinute (unsigned Minute,float HitsNum,float MaxX)
    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\""
+      Tbl_StartCellAttr ("rowspan=\"60\" class=\"LOG LEFT_MIDDLE\""
 	                 " style=\"width:%upx;"
 	                 " background-image:url('%s/ejey24x60.gif');"
 	                 " background-size:30px 60px;"
-	                 " background-repeat:repeat;\">",
+	                 " background-repeat:repeat;\"",
 	       Sta_WIDTH_SEMIDIVISION_GRAPHIC,Cfg_URL_ICON_PUBLIC);
       fprintf (Gbl.F.Out,"%02uh",(Minute + 30) / 60);
       Tbl_EndCell ();
      }
 
    /***** Start cell for the graphic *****/
-   fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"LEFT_BOTTOM\""
+   Tbl_StartCellAttr ("colspan=\"%u\" class=\"LEFT_BOTTOM\""
 	              " style=\"width:%upx; height:1px;"
 	              " background-image:url('%s/malla%c48x1.gif');"
 	              " background-size:60px 1px;"
-	              " background-repeat:repeat;\">",
+	              " background-repeat:repeat;\"",
 	    Sta_NUM_DIVISIONS_X * 2,Sta_WIDTH_GRAPHIC,Cfg_URL_ICON_PUBLIC,
 	    (Minute % 60) == 0 ? 'v' :
 		                 'h');
@@ -3214,16 +3219,11 @@ static void Sta_ShowNumHitsPerAction (unsigned long NumRows,
 
       Tbl_StartRow ();
 
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP\"");
       if (ActCod >= 0)
-	{
-	 fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
          fprintf (Gbl.F.Out,"%s&nbsp;",Act_GetActionTextFromDB (ActCod,ActTxt));
-	}
       else
-	{
-         fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
          fprintf (Gbl.F.Out,"?&nbsp;");
-	}
       Tbl_EndCell ();
 
       /* Draw bar proportional to number of hits */
@@ -3277,7 +3277,7 @@ static void Sta_ShowNumHitsPerPlugin (unsigned long NumRows,
       /* Write the plugin */
       if (sscanf (row[0],"%ld",&Plg.PlgCod) != 1)
 	 Lay_ShowErrorAndExit ("Wrong plugin code.");
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP\"");
       if (Plg_GetDataOfPluginByCod (&Plg))
          fprintf (Gbl.F.Out,"%s",Plg.Name);
       else
@@ -3337,7 +3337,7 @@ static void Sta_ShowNumHitsPerWSFunction (unsigned long NumRows,
       if (sscanf (row[0],"%ld",&FunCod) != 1)
 	 Lay_ShowErrorAndExit ("Wrong function code.");
 
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
       fprintf (Gbl.F.Out,"%s&nbsp;",API_GetFunctionNameFromFunCod (FunCod));
       Tbl_EndCell ();
 
@@ -3406,7 +3406,7 @@ static void Sta_ShowNumHitsPerBanner (unsigned long NumRows,
       if (sscanf (row[0],"%ld",&(Ban.BanCod)) != 1)
 	 Lay_ShowErrorAndExit ("Wrong banner code.");
       Ban_GetDataOfBannerByCod (&Ban);
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
       fprintf (Gbl.F.Out,"<a href=\"%s\" title=\"%s\" class=\"DAT\" target=\"_blank\">"
                          "<img src=\"%s/%s\""
                          " alt=\"%s\" title=\"%s\""
@@ -3477,7 +3477,7 @@ static void Sta_ShowNumHitsPerCountry (unsigned long NumRows,
       Tbl_StartRow ();
 
       /* Write ranking of this country */
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_MIDDLE\"");
       if (CtyCod > 0)
          fprintf (Gbl.F.Out,"%lu",++Ranking);
       fprintf (Gbl.F.Out,"&nbsp;");
@@ -3504,7 +3504,7 @@ static void Sta_WriteCountry (long CtyCod)
    struct Country Cty;
 
    /***** Start cell *****/
-   fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\"");
 
    if (CtyCod > 0)	// Hit with a country selected
      {
@@ -3574,7 +3574,7 @@ static void Sta_ShowNumHitsPerInstitution (unsigned long NumRows,
       Tbl_StartRow ();
 
       /* Write ranking of this institution */
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP\"");
       if (InsCod > 0)
          fprintf (Gbl.F.Out,"%lu",++Ranking);
       fprintf (Gbl.F.Out,"&nbsp;");
@@ -3608,8 +3608,7 @@ static void Sta_WriteInstitution (long InsCod)
       Ins_GetDataOfInstitutionByCod (&Ins,Ins_GET_BASIC_DATA);
 
       /***** Title in cell *****/
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\" title=\"%s\">",
-               Ins.FullName);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\" title=\"%s\"",Ins.FullName);
 
       /***** Form to go to institution *****/
       Ins_DrawInstitutionLogoAndNameWithLink (&Ins,ActSeeInsInf,
@@ -3618,7 +3617,7 @@ static void Sta_WriteInstitution (long InsCod)
    else			// Hit with no institution selected
      {
       /***** No institution selected *****/
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\"");
       fprintf (Gbl.F.Out,"&nbsp;-&nbsp;");
      }
 
@@ -3674,7 +3673,7 @@ static void Sta_ShowNumHitsPerCentre (unsigned long NumRows,
       Tbl_StartRow ();
 
       /* Write ranking of this centre */
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP\"");
       if (CtrCod > 0)
          fprintf (Gbl.F.Out,"%lu",++Ranking);
       fprintf (Gbl.F.Out,"&nbsp;");
@@ -3708,8 +3707,7 @@ static void Sta_WriteCentre (long CtrCod)
       Ctr_GetDataOfCentreByCod (&Ctr);
 
       /***** Title in cell *****/
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\" title=\"%s\">",
-               Ctr.FullName);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\" title=\"%s\"",Ctr.FullName);
 
       /***** Form to go to centre *****/
       Ctr_DrawCentreLogoAndNameWithLink (&Ctr,ActSeeCtrInf,
@@ -3718,7 +3716,7 @@ static void Sta_WriteCentre (long CtrCod)
    else			// Hit with no centre selected
      {
       /***** No centre selected *****/
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\"");
       fprintf (Gbl.F.Out,"&nbsp;-&nbsp;");
      }
 
@@ -3774,7 +3772,7 @@ static void Sta_ShowNumHitsPerDegree (unsigned long NumRows,
       Tbl_StartRow ();
 
       /* Write ranking of this degree */
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP\"");
       if (DegCod > 0)
          fprintf (Gbl.F.Out,"%lu",++Ranking);
       fprintf (Gbl.F.Out,"&nbsp;");
@@ -3808,8 +3806,7 @@ static void Sta_WriteDegree (long DegCod)
       Deg_GetDataOfDegreeByCod (&Deg);
 
       /***** Title in cell *****/
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\" title=\"%s\">",
-               Deg.FullName);
+      Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\" title=\"%s\"",Deg.FullName);
 
       /***** Form to go to degree *****/
       Deg_DrawDegreeLogoAndNameWithLink (&Deg,ActSeeDegInf,
@@ -3818,7 +3815,7 @@ static void Sta_WriteDegree (long DegCod)
    else			// Hit with no degree selected
      {
       /***** No degree selected *****/
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\">");
+      Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\"");
       fprintf (Gbl.F.Out,"&nbsp;-&nbsp;");
      }
 
@@ -3892,7 +3889,7 @@ static void Sta_ShowNumHitsPerCourse (unsigned long NumRows,
       Tbl_StartRow ();
 
       /* Write ranking of this course */
-      fprintf (Gbl.F.Out,"<td class=\"LOG RIGHT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG RIGHT_TOP\"");
       if (CrsOK)
          fprintf (Gbl.F.Out,"%lu",++Ranking);
       fprintf (Gbl.F.Out,"&nbsp;");
@@ -3902,14 +3899,14 @@ static void Sta_ShowNumHitsPerCourse (unsigned long NumRows,
       Sta_WriteDegree (Crs.DegCod);
 
       /* Write degree year */
-      fprintf (Gbl.F.Out,"<td class=\"LOG CENTER_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG CENTER_TOP\"");
       fprintf (Gbl.F.Out,"%s&nbsp;",
                CrsOK ? Txt_YEAR_OF_DEGREE[Crs.Year] :
         	       "-");
       Tbl_EndCell ();
 
       /* Write course, including link */
-      fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_TOP\">");
+      Tbl_StartCellAttr ("class=\"LOG LEFT_TOP\"");
       if (CrsOK)
         {
          Frm_StartFormGoTo (ActSeeCrsInf);
@@ -3982,7 +3979,7 @@ static void Sta_DrawBarNumHits (char Color,
   {
    unsigned BarWidth;
 
-   fprintf (Gbl.F.Out,"<td class=\"LOG LEFT_MIDDLE\">");
+   Tbl_StartCellAttr ("class=\"LOG LEFT_MIDDLE\"");
 
    if (HitsNum != 0.0)
      {
@@ -4276,36 +4273,36 @@ void Sta_GetAndShowLastClicks (void)
       /* Print table row */
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       fprintf (Gbl.F.Out,"%s",row[0]);					// Click
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_MIDDLE\">",ClassRow);	// Elapsed time
+      Tbl_StartCellAttr ("class=\"%s RIGHT_MIDDLE\"",ClassRow);		// Elapsed time
       Dat_WriteHoursMinutesSecondsFromSeconds (TimeDiff);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       fprintf (Gbl.F.Out,"%s",						// Role
 	       Txt_ROLES_SINGUL_Abc[Rol_ConvertUnsignedStrToRole (row[3])][Usr_SEX_UNKNOWN]);
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       fprintf (Gbl.F.Out,"%s",Cty.Name[Gbl.Prefs.Language]);		// Country
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       fprintf (Gbl.F.Out,"%s",Ins.ShrtName);				// Institution
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       fprintf (Gbl.F.Out,"%s",Ctr.ShrtName);				// Centre
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       fprintf (Gbl.F.Out,"%s",Deg.ShrtName);				// Degree
       Tbl_EndCell ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE\">",ClassRow);
+      Tbl_StartCellAttr ("class=\"%s LEFT_MIDDLE\"",ClassRow);
       if (row[8])
 	 if (row[8][0])
 	    fprintf (Gbl.F.Out,"%s",row[8]);				// Action
diff --git a/swad_survey.c b/swad_survey.c
index be44785e1..9d6019c4a 100644
--- a/swad_survey.c
+++ b/swad_survey.c
@@ -459,28 +459,35 @@ static void Svy_ShowOneSurvey (long SvyCod,struct SurveyQuestion *SvyQst,
       Tbl_StartTableWidePadding (2);
 
    /***** Write first row of data of this assignment *****/
-   /* Forms to remove/edit this assignment */
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"CONTEXT_COL");
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">");
+
+   /* Forms to remove/edit this assignment */
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"CONTEXT_COL\">");
+   else
+      fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"CONTEXT_COL COLOR%u\">",Gbl.RowEvenOdd);
    if (Svy.Status.ICanEdit)
       Svy_PutFormsToRemEditOneSvy (&Svy,Anchor);
    Tbl_EndCell ();
 
    /* Start date/time */
    UniqueId++;
-   fprintf (Gbl.F.Out,"<td id=\"svy_date_start_%u\" class=\"%s LEFT_TOP",
-	    UniqueId,
-            Svy.Status.Visible ? (Svy.Status.Open ? "DATE_GREEN" :
-        	                                    "DATE_RED") :
-                                 (Svy.Status.Open ? "DATE_GREEN_LIGHT" :
-                                                    "DATE_RED_LIGHT"));
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">"
-                      "<script type=\"text/javascript\">"
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td id=\"svy_date_start_%u\" class=\"%s LEFT_TOP\">",
+	       UniqueId,
+	       Svy.Status.Visible ? (Svy.Status.Open ? "DATE_GREEN" :
+						       "DATE_RED") :
+				    (Svy.Status.Open ? "DATE_GREEN_LIGHT" :
+						       "DATE_RED_LIGHT"));
+   else
+      fprintf (Gbl.F.Out,"<td id=\"svy_date_start_%u\" class=\"%s LEFT_TOP COLOR%u\">",
+	       UniqueId,
+	       Svy.Status.Visible ? (Svy.Status.Open ? "DATE_GREEN" :
+						       "DATE_RED") :
+				    (Svy.Status.Open ? "DATE_GREEN_LIGHT" :
+						       "DATE_RED_LIGHT"),
+	       Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"<script type=\"text/javascript\">"
                       "writeLocalDateHMSFromUTC('svy_date_start_%u',%ld,"
                       "%u,'<br />','%s',true,true,0x7);"
                       "</script>",
@@ -489,16 +496,22 @@ static void Svy_ShowOneSurvey (long SvyCod,struct SurveyQuestion *SvyQst,
    Tbl_EndCell ();
 
    /* End date/time */
-   fprintf (Gbl.F.Out,"<td id=\"svy_date_end_%u\" class=\"%s LEFT_TOP",
-            UniqueId,
-            Svy.Status.Visible ? (Svy.Status.Open ? "DATE_GREEN" :
-        	                                    "DATE_RED") :
-                                 (Svy.Status.Open ? "DATE_GREEN_LIGHT" :
-                                                    "DATE_RED_LIGHT"));
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">"
-                      "<script type=\"text/javascript\">"
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td id=\"svy_date_end_%u\" class=\"%s LEFT_TOP\">",
+	       UniqueId,
+	       Svy.Status.Visible ? (Svy.Status.Open ? "DATE_GREEN" :
+						       "DATE_RED") :
+				    (Svy.Status.Open ? "DATE_GREEN_LIGHT" :
+						       "DATE_RED_LIGHT"));
+   else
+      fprintf (Gbl.F.Out,"<td id=\"svy_date_end_%u\" class=\"%s LEFT_TOP COLOR%u\">",
+	       UniqueId,
+	       Svy.Status.Visible ? (Svy.Status.Open ? "DATE_GREEN" :
+						       "DATE_RED") :
+				    (Svy.Status.Open ? "DATE_GREEN_LIGHT" :
+						       "DATE_RED_LIGHT"),
+               Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"<script type=\"text/javascript\">"
                       "writeLocalDateHMSFromUTC('svy_date_end_%u',%ld,"
                       "%u,'<br />','%s',false,true,0x7);"
                       "</script>",
@@ -507,10 +520,10 @@ static void Svy_ShowOneSurvey (long SvyCod,struct SurveyQuestion *SvyQst,
    Tbl_EndCell ();
 
    /* Survey title */
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP");
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">");
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+   else
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
    Lay_StartArticle (Anchor);
    Frm_StartForm (ActSeeSvy);
    Svy_PutParamSvyCod (SvyCod);
@@ -536,10 +549,10 @@ static void Svy_ShowOneSurvey (long SvyCod,struct SurveyQuestion *SvyQst,
    Tbl_EndCell ();
 
    /* Status of the survey */
-   fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"LEFT_TOP");
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">");
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"LEFT_TOP\">");
+   else
+      fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
    Svy_WriteStatus (&Svy);
 
    if (!ShowOnlyThisSvyComplete)
@@ -582,20 +595,18 @@ static void Svy_ShowOneSurvey (long SvyCod,struct SurveyQuestion *SvyQst,
    /***** Write second row of data of this survey *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_TOP");
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">");
-
    /* Author of the survey */
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_TOP\">");
+   else
+      fprintf (Gbl.F.Out,"<td colspan=\"2\" class=\"LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
    Svy_WriteAuthor (&Svy);
-
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP");
-   if (!ShowOnlyThisSvyComplete)
-      fprintf (Gbl.F.Out," COLOR%u",Gbl.RowEvenOdd);
-   fprintf (Gbl.F.Out,"\">");
+   if (ShowOnlyThisSvyComplete)
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+   else
+      fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
    Tbl_EndCell ();
 
    /* Scope of the survey */
@@ -1863,8 +1874,8 @@ void Svy_RequestCreatOrEditSvy (void)
    /***** Scope of the survey *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">"
-                      "<label for=\"ScopeSvy\" class=\"%s\">%s:</label>",
+   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">");
+   fprintf (Gbl.F.Out,"<label for=\"ScopeSvy\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],
             Txt_Scope);
    Tbl_EndCell ();
@@ -1880,14 +1891,14 @@ void Svy_RequestCreatOrEditSvy (void)
    /***** Survey title *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">"
-	              "<label for=\"Title\" class=\"%s\">%s:</label>",
+   fprintf (Gbl.F.Out,"<td class=\"RIGHT_MIDDLE\">");
+   fprintf (Gbl.F.Out,"<label for=\"Title\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],
             Txt_Title);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">"
-                      "<input type=\"text\" id=\"Title\" name=\"Title\""
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_MIDDLE\">");
+   fprintf (Gbl.F.Out,"<input type=\"text\" id=\"Title\" name=\"Title\""
                       " size=\"45\" maxlength=\"%u\" value=\"%s\""
                       " required=\"required\" />",
             Svy_MAX_CHARS_SURVEY_TITLE,Svy.Title);
@@ -1901,14 +1912,14 @@ void Svy_RequestCreatOrEditSvy (void)
    /***** Survey text *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">"
-	              "<label for=\"Txt\" class=\"%s\">%s:</label>",
+   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">");
+   fprintf (Gbl.F.Out,"<label for=\"Txt\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],
             Txt_Description);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">"
-                      "<textarea id=\"Txt\" name=\"Txt\""
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+   fprintf (Gbl.F.Out,"<textarea id=\"Txt\" name=\"Txt\""
                       " cols=\"60\" rows=\"10\">");
    if (!ItsANewSurvey)
       fprintf (Gbl.F.Out,"%s",Txt);
@@ -1920,9 +1931,8 @@ void Svy_RequestCreatOrEditSvy (void)
    /***** Users' roles who can answer the survey *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP %s\">%s:",
-            The_ClassFormInBox[Gbl.Prefs.Theme],
-            Txt_Users);
+   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP %s\">",The_ClassFormInBox[Gbl.Prefs.Theme]);
+   fprintf (Gbl.F.Out,"%s:",Txt_Users);
    Tbl_EndCell ();
 
    fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_MIDDLE\">");
@@ -2053,10 +2063,8 @@ static void Svy_ShowLstGrpsToEditSurvey (long SvyCod)
       /***** Start box and table *****/
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">"
-	                 "%s:",
-               The_ClassFormInBox[Gbl.Prefs.Theme],
-               Txt_Groups);
+      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",The_ClassFormInBox[Gbl.Prefs.Theme]);
+      fprintf (Gbl.F.Out,"%s:",Txt_Groups);
       Tbl_EndCell ();
 
       fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
@@ -2066,8 +2074,8 @@ static void Svy_ShowLstGrpsToEditSurvey (long SvyCod)
       /***** First row: checkbox to select the whole course *****/
       Tbl_StartRow ();
 
-      fprintf (Gbl.F.Out,"<td colspan=\"7\" class=\"DAT LEFT_MIDDLE\">"
-                         "<label>"
+      fprintf (Gbl.F.Out,"<td colspan=\"7\" class=\"DAT LEFT_MIDDLE\">");
+      fprintf (Gbl.F.Out,"<label>"
                          "<input type=\"checkbox\""
                          " id=\"WholeCrs\" name=\"WholeCrs\" value=\"Y\"");
       if (!Svy_CheckIfSvyIsAssociatedToGrps (SvyCod))
@@ -2700,14 +2708,13 @@ static void Svy_ShowFormEditOneQst (long SvyCod,struct SurveyQuestion *SvyQst,
    /***** Stem *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">"
-	              "<label for=\"Txt\" class=\"%s\">%s:</label>",
+   fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">");
+   fprintf (Gbl.F.Out,"<label for=\"Txt\" class=\"%s\">%s:</label>",
             The_ClassFormInBox[Gbl.Prefs.Theme],Txt_Wording);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">"
-                      "<textarea id=\"Txt\" name=\"Txt\""
-                      " cols=\"60\" rows=\"4\">"
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+   fprintf (Gbl.F.Out,"<textarea id=\"Txt\" name=\"Txt\" cols=\"60\" rows=\"4\">"
 	              "%s"
                       "</textarea>",
 	    Txt);
@@ -2718,14 +2725,11 @@ static void Svy_ShowFormEditOneQst (long SvyCod,struct SurveyQuestion *SvyQst,
    /***** Type of answer *****/
    Tbl_StartRow ();
 
-   fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">"
-	              "%s:",
-            The_ClassFormInBox[Gbl.Prefs.Theme],
-            Txt_Type);
+   fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP\">",The_ClassFormInBox[Gbl.Prefs.Theme]);
+   fprintf (Gbl.F.Out,"%s:",Txt_Type);
    Tbl_EndCell ();
 
-   fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",
-            The_ClassFormInBox[Gbl.Prefs.Theme]);
+   fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",The_ClassFormInBox[Gbl.Prefs.Theme]);
    for (AnsType = (Svy_AnswerType_t) 0;
 	AnsType < Svy_NUM_ANS_TYPES;
 	AnsType++)
@@ -2760,14 +2764,14 @@ static void Svy_ShowFormEditOneQst (long SvyCod,struct SurveyQuestion *SvyQst,
       Tbl_StartRow ();
 
       /* Label with the number of the answer */
-      fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">"
-	                 "<label for=\"AnsStr%u\" class=\"%s\">%u)</label>",
+      fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">");
+      fprintf (Gbl.F.Out,"<label for=\"AnsStr%u\" class=\"%s\">%u)</label>",
                NumAns,The_ClassFormInBox[Gbl.Prefs.Theme],NumAns + 1);
       Tbl_EndCell ();
 
       /* Answer text */
-      fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">"
-                         "<textarea id=\"AnsStr%u\" name=\"AnsStr%u\""
+      fprintf (Gbl.F.Out,"<td class=\"RIGHT_TOP\">");
+      fprintf (Gbl.F.Out,"<textarea id=\"AnsStr%u\" name=\"AnsStr%u\""
                          " cols=\"50\" rows=\"1\">",
                NumAns,NumAns);
       if (SvyQst->AnsChoice[NumAns].Text)
@@ -3274,22 +3278,18 @@ static void Svy_ListSvyQuestions (struct Survey *Svy,
          /* Write index of question inside survey (row[1]) */
          if (sscanf (row[1],"%u",&(SvyQst->QstInd)) != 1)
             Lay_ShowErrorAndExit ("Error: wrong question index.");
-         fprintf (Gbl.F.Out,"<td class=\"DAT_SMALL CENTER_TOP COLOR%u\">"
-                            "%u",
-                  Gbl.RowEvenOdd,SvyQst->QstInd + 1);
+         fprintf (Gbl.F.Out,"<td class=\"DAT_SMALL CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
+         fprintf (Gbl.F.Out,"%u",SvyQst->QstInd + 1);
          Tbl_EndCell ();
 
          /* Write the question type (row[2]) */
          SvyQst->AnswerType = Svy_ConvertFromStrAnsTypDBToAnsTyp (row[2]);
-         fprintf (Gbl.F.Out,"<td class=\"DAT_SMALL CENTER_TOP COLOR%u\">"
-                            "%s",
-	          Gbl.RowEvenOdd,
-                  Txt_SURVEY_STR_ANSWER_TYPES[SvyQst->AnswerType]);
+         fprintf (Gbl.F.Out,"<td class=\"DAT_SMALL CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
+         fprintf (Gbl.F.Out,"%s",Txt_SURVEY_STR_ANSWER_TYPES[SvyQst->AnswerType]);
          Tbl_EndCell ();
 
          /* Write the stem (row[3]) and the answers of this question */
-         fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_TOP COLOR%u\">",
-	          Gbl.RowEvenOdd);
+         fprintf (Gbl.F.Out,"<td class=\"DAT LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
          Svy_WriteQstStem (row[3]);
          Svy_WriteAnswersOfAQst (Svy,SvyQst,PutFormAnswerSurvey);
          Tbl_EndCell ();
@@ -3437,8 +3437,8 @@ static void Svy_WriteAnswersOfAQst (struct Survey *Svy,
 	 if (PutFormAnswerSurvey)
 	   {
 	    /* Write selector to choice this answer */
-	    fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">"
-			       "<input type=\"");
+	    fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+	    fprintf (Gbl.F.Out,"<input type=\"");
 	    if (SvyQst->AnswerType == Svy_ANS_UNIQUE_CHOICE)
 	       fprintf (Gbl.F.Out,"radio\""
 				  " onclick=\"selectUnselectRadio(this,this.form.Ans%010u,%u)\"",
@@ -3453,16 +3453,16 @@ static void Svy_WriteAnswersOfAQst (struct Survey *Svy,
 	   }
 
 	 /* Write the number of option */
-	 fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:50px;\">"
-			    "<label for=\"Ans%010u_%010u\" class=\"DAT\">"
+	 fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\" style=\"width:50px;\">");
+	 fprintf (Gbl.F.Out,"<label for=\"Ans%010u_%010u\" class=\"DAT\">"
 			    "%u)"
 			    "</label>",
 		  (unsigned) SvyQst->QstCod,NumAns,NumAns + 1);
 	 Tbl_EndCell ();
 
 	 /* Write the text of the answer */
-	 fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">"
-			    "<label for=\"Ans%010u_%010u\" class=\"DAT\">%s</label>",
+	 fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+	 fprintf (Gbl.F.Out,"<label for=\"Ans%010u_%010u\" class=\"DAT\">%s</label>",
 		  (unsigned) SvyQst->QstCod,NumAns,
 		  SvyQst->AnsChoice[NumAns].Text);
 	 Tbl_EndCell ();
diff --git a/swad_syllabus.c b/swad_syllabus.c
index 18c6ba728..0e83af6f9 100644
--- a/swad_syllabus.c
+++ b/swad_syllabus.c
@@ -601,8 +601,7 @@ static void Syl_ShowRowSyllabus (unsigned NumItem,
      {
       if (NewItem)
 	{
-         fprintf (Gbl.F.Out,"<td colspan=\"5\" class=\"COLOR%u\">",
-	          Gbl.RowEvenOdd);
+         fprintf (Gbl.F.Out,"<td colspan=\"5\" class=\"COLOR%u\">",Gbl.RowEvenOdd);
          Tbl_EndCell ();
 	}
       else
@@ -711,8 +710,7 @@ static void Syl_ShowRowSyllabus (unsigned NumItem,
 	}
 
       /***** Code of the item *****/
-      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP COLOR%u\""
-	                 " style=\"width:%dpx;\">",
+      fprintf (Gbl.F.Out,"<td class=\"%s RIGHT_TOP COLOR%u\" style=\"width:%dpx;\">",
                StyleSyllabus[Level],Gbl.RowEvenOdd,
                Level * Syl_WIDTH_NUM_SYLLABUS);
       if (Level == 1)
@@ -721,12 +719,11 @@ static void Syl_ShowRowSyllabus (unsigned NumItem,
       Tbl_EndCell ();
 
       /***** Text of the item *****/
-      fprintf (Gbl.F.Out,"<td colspan=\"%d\" class=\"%s LEFT_TOP COLOR%u\">"
-                         "%s",
+      fprintf (Gbl.F.Out,"<td colspan=\"%d\" class=\"%s LEFT_TOP COLOR%u\">",
                LstItemsSyllabus.NumLevels - Level + 1,
                StyleSyllabus[Level],
-               Gbl.RowEvenOdd,
-               Text);
+               Gbl.RowEvenOdd);
+      fprintf (Gbl.F.Out,"%s",Text);
       Tbl_EndCell ();
      }
 
@@ -905,8 +902,7 @@ static void Syl_PutFormItemSyllabus (bool NewItem,unsigned NumItem,int Level,int
      }
    else
      {
-      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE COLOR%u\""
-	                 " style=\"width:%dpx;\">",
+      fprintf (Gbl.F.Out,"<td class=\"%s LEFT_MIDDLE COLOR%u\" style=\"width:%dpx;\">",
                StyleSyllabus[Level],Gbl.RowEvenOdd,
                Level * Syl_WIDTH_NUM_SYLLABUS);
       if (Level == 1)
diff --git a/swad_test_import.c b/swad_test_import.c
index 3f9e7f4d8..b7dc3006f 100644
--- a/swad_test_import.c
+++ b/swad_test_import.c
@@ -1018,11 +1018,10 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
 
    /***** Put icon to indicate that a question does not exist in database *****/
    Tbl_StartRow ();
-   fprintf (Gbl.F.Out,"<td class=\"BT%u CENTER_TOP\">"
-                      "<img src=\"%s/%s\""
+   fprintf (Gbl.F.Out,"<td class=\"BT%u CENTER_TOP\">",Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"<img src=\"%s/%s\""
                       " alt=\"%s\" title=\"%s\""
                       " class=\"CONTEXT_ICO_16x16\" />",
-            Gbl.RowEvenOdd,
             Cfg_URL_ICON_PUBLIC,
             QuestionExists ? "tr16x16.gif" :
         	             "check-circle.svg",
@@ -1040,8 +1039,7 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
    Tbl_EndCell ();
 
    /***** Write the question tags *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP COLOR%u\">",
-            Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
    if (Gbl.Test.Tags.Num)
      {
       /***** Write the tags *****/
@@ -1052,14 +1050,12 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
 	{
          Tbl_StartRow ();
 
-	 fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">"
-                            "&nbsp;&#8226;&nbsp;",
-                  ClassData);
+	 fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",ClassData);
+	 fprintf (Gbl.F.Out,"&nbsp;&#8226;&nbsp;");
 	 Tbl_EndCell ();
 
-         fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">"
-                            "%s",
-                  ClassData,Gbl.Test.Tags.Txt[NumTag]);
+         fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",ClassData);
+         fprintf (Gbl.F.Out,"%s",Gbl.Test.Tags.Txt[NumTag]);
          Tbl_EndCell ();
 
 	 Tbl_EndRow ();
@@ -1073,15 +1069,12 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
    Tbl_EndCell ();
 
    /***** Write the question type *****/
-   fprintf (Gbl.F.Out,"<td class=\"%s CENTER_TOP COLOR%u\">"
-	              "%s&nbsp;",
-	    ClassData,Gbl.RowEvenOdd,
-            Txt_TST_STR_ANSWER_TYPES[Gbl.Test.AnswerType]);
+   fprintf (Gbl.F.Out,"<td class=\"%s CENTER_TOP COLOR%u\">",ClassData,Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"%s&nbsp;",Txt_TST_STR_ANSWER_TYPES[Gbl.Test.AnswerType]);
    Tbl_EndCell ();
 
    /***** Write if shuffle is enabled *****/
-   fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP COLOR%u\">",
-	    Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"<td class=\"CENTER_TOP COLOR%u\">",Gbl.RowEvenOdd);
    if (Gbl.Test.AnswerType == Tst_ANS_UNIQUE_CHOICE ||
        Gbl.Test.AnswerType == Tst_ANS_MULTIPLE_CHOICE)
       /* Put an icon that indicates whether shuffle is enabled or not */
@@ -1097,8 +1090,7 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
    Tbl_EndCell ();
 
    /***** Write the stem and the answers *****/
-   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP COLOR%u\">",
-            Gbl.RowEvenOdd);
+   fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP COLOR%u\">",Gbl.RowEvenOdd);
    Tst_WriteQstStem (Stem,ClassStem);
    Tst_WriteQstFeedback (Feedback,"TEST_EDI_LIGHT");
    switch (Gbl.Test.AnswerType)
@@ -1153,8 +1145,7 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
 
             /* Put an icon that indicates whether the answer is correct or wrong */
             Tbl_StartRow ();
-            fprintf (Gbl.F.Out,"<td class=\"BT%u\">",
-		     Gbl.RowEvenOdd);
+            fprintf (Gbl.F.Out,"<td class=\"BT%u\">",Gbl.RowEvenOdd);
             if (Gbl.Test.Answer.Options[NumOpt].Correct)
                fprintf (Gbl.F.Out,"<img src=\"%s/check.svg\""
         	                  " alt=\"%s\" title=\"%s\""
@@ -1167,14 +1158,13 @@ static void TsI_WriteRowImportedQst (struct XMLElement *StemElem,
             Tbl_EndCell ();
 
             /* Write the number of option */
-            fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">"
-        	               "%c)&nbsp;",
-                     ClassData,'a' + (char) NumOpt);
+            fprintf (Gbl.F.Out,"<td class=\"%s LEFT_TOP\">",ClassData);
+            fprintf (Gbl.F.Out,"%c)&nbsp;",'a' + (char) NumOpt);
             Tbl_EndCell ();
 
             /* Write the text and the feedback of the answer */
-            fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">"
-        	               "<div class=\"%s\">"
+            fprintf (Gbl.F.Out,"<td class=\"LEFT_TOP\">");
+            fprintf (Gbl.F.Out,"<div class=\"%s\">"
         	               "%s"
         	               "</div>",
                      ClassStem,AnswerText);
diff --git a/swad_timetable.c b/swad_timetable.c
index e94e9d9e2..b999b098d 100644
--- a/swad_timetable.c
+++ b/swad_timetable.c
@@ -1135,10 +1135,9 @@ static void TT_DrawTimeTable (void)
    Tbl_StartRow ();
 
    fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"TT_HOUR_BIG RIGHT_MIDDLE\""
-	              " style=\"width:%u%%;\">"
-	              "%02u:00",
-            TT_PERCENT_WIDTH_OF_AN_HOUR_COLUMN,
-            Gbl.TimeTable.Config.Range.Hours.Start);
+	              " style=\"width:%u%%;\">",
+            TT_PERCENT_WIDTH_OF_AN_HOUR_COLUMN);
+   fprintf (Gbl.F.Out,"%02u:00",Gbl.TimeTable.Config.Range.Hours.Start);
    Tbl_EndCell ();
 
    TT_DrawCellAlignTimeTable ();
@@ -1146,10 +1145,9 @@ static void TT_DrawTimeTable (void)
    TT_DrawCellAlignTimeTable ();
 
    fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"TT_HOUR_BIG LEFT_MIDDLE\""
-	              " style=\"width:%u%%;\">"
-	              "%02u:00",
-            TT_PERCENT_WIDTH_OF_AN_HOUR_COLUMN,
-            Gbl.TimeTable.Config.Range.Hours.Start);
+	              " style=\"width:%u%%;\">",
+            TT_PERCENT_WIDTH_OF_AN_HOUR_COLUMN);
+   fprintf (Gbl.F.Out,"%02u:00",Gbl.TimeTable.Config.Range.Hours.Start);
    Tbl_EndCell ();
 
    Tbl_EndRow ();
@@ -1315,15 +1313,13 @@ static void TT_TimeTableDrawDaysCells (void)
 	DayColumn++)
      {
       Weekday = (DayColumn + Gbl.Prefs.FirstDayOfWeek) % 7;
-      fprintf (Gbl.F.Out,"<td colspan=\"%u\""
-	                 " class=\"%s CENTER_MIDDLE\""
-	                 " style=\"width:%u%%;\">"
-	                 "%s",
+      fprintf (Gbl.F.Out,"<td colspan=\"%u\" class=\"%s CENTER_MIDDLE\""
+	                 " style=\"width:%u%%;\">",
                TT_NUM_MINICOLUMNS_PER_DAY,
                Weekday == 6 ? "TT_SUNDAY" :	// Sunday drawn in red
         	              "TT_DAY",	// Monday to Saturday
-               TT_PERCENT_WIDTH_OF_A_DAY,
-               Txt_DAYS_CAPS[Weekday]);
+               TT_PERCENT_WIDTH_OF_A_DAY);
+      fprintf (Gbl.F.Out,"%s",Txt_DAYS_CAPS[Weekday]);
       Tbl_EndCell ();
      }
   }
@@ -1334,12 +1330,11 @@ static void TT_TimeTableDrawDaysCells (void)
 
 static void TT_TimeTableDrawHourCell (unsigned Hour,unsigned Min,const char *Align)
   {
-   fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"TT_HOUR %s %s\">"
-		      "%02u:%02u",
+   fprintf (Gbl.F.Out,"<td rowspan=\"2\" class=\"TT_HOUR %s %s\">",
 	    Min ? "TT_HOUR_SMALL" :
 		  "TT_HOUR_BIG",
-            Align,
-            Hour,Min);
+            Align);
+   fprintf (Gbl.F.Out,"%02u:%02u",Hour,Min);
    Tbl_EndCell ();
   }