diff --git a/swad_button.c b/swad_button.c
new file mode 100644
index 00000000..4460e9ba
--- /dev/null
+++ b/swad_button.c
@@ -0,0 +1,151 @@
+// swad_button.c: buttons to submit forms
+
+/*
+ SWAD (Shared Workspace At a Distance),
+ is a web platform developed at the University of Granada (Spain),
+ and used to support university teaching.
+
+ This file is part of SWAD core.
+ Copyright (C) 1999-2017 Antonio Caņas Vargas
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see .
+*/
+/*****************************************************************************/
+/********************************* Headers ***********************************/
+/*****************************************************************************/
+
+#include // For fprintf
+
+#include "swad_button.h"
+#include "swad_global.h"
+
+/*****************************************************************************/
+/************** External global variables from others modules ****************/
+/*****************************************************************************/
+
+extern struct Globals Gbl;
+
+/*****************************************************************************/
+/****************************** Public constants *****************************/
+/*****************************************************************************/
+
+/*****************************************************************************/
+/***************************** Private constants *****************************/
+/*****************************************************************************/
+
+/*****************************************************************************/
+/******************************* Private types *******************************/
+/*****************************************************************************/
+
+/*****************************************************************************/
+/***************************** Private prototypes ****************************/
+/*****************************************************************************/
+
+/*****************************************************************************/
+/********************** Put a button to submit a form ************************/
+/*****************************************************************************/
+
+void Btn_PutButton (Btn_Button_t Button,const char *TxtButton)
+ {
+ if (TxtButton)
+ if (TxtButton[0])
+ switch (Button)
+ {
+ case Btn_NO_BUTTON:
+ break;
+ case Btn_CREATE_BUTTON:
+ Btn_PutCreateButton (TxtButton);
+ break;
+ case Btn_CONFIRM_BUTTON:
+ Btn_PutConfirmButton (TxtButton);
+ break;
+ case Btn_REMOVE_BUTTON:
+ Btn_PutRemoveButton (TxtButton);
+ break;
+ }
+ }
+
+void Btn_PutButtonInline (Btn_Button_t Button,const char *TxtButton)
+ {
+ if (TxtButton)
+ if (TxtButton[0])
+ switch (Button)
+ {
+ case Btn_NO_BUTTON:
+ break;
+ case Btn_CREATE_BUTTON:
+ Btn_PutCreateButtonInline (TxtButton);
+ break;
+ case Btn_CONFIRM_BUTTON:
+ Btn_PutConfirmButtonInline (TxtButton);
+ break;
+ case Btn_REMOVE_BUTTON:
+ Btn_PutRemoveButtonInline (TxtButton);
+ break;
+ }
+ }
+
+void Btn_PutCreateButton (const char *TxtButton)
+ {
+ fprintf (Gbl.F.Out,"
",
+ TxtButton);
+ }
+
+void Btn_PutRemoveButtonInline (const char *TxtButton)
+ {
+ fprintf (Gbl.F.Out,"",
+ TxtButton);
+ }
diff --git a/swad_button.h b/swad_button.h
new file mode 100644
index 00000000..82057c23
--- /dev/null
+++ b/swad_button.h
@@ -0,0 +1,59 @@
+// swad_button.h: buttons to submit forms
+
+#ifndef _SWAD_BTN
+#define _SWAD_BTN
+/*
+ SWAD (Shared Workspace At a Distance in Spanish),
+ is a web platform developed at the University of Granada (Spain),
+ and used to support university teaching.
+
+ This file is part of SWAD core.
+ Copyright (C) 1999-2017 Antonio Caņas Vargas
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see .
+*/
+/*****************************************************************************/
+/********************************* Headers ***********************************/
+/*****************************************************************************/
+
+/*****************************************************************************/
+/****************************** Public constants *****************************/
+/*****************************************************************************/
+
+/*****************************************************************************/
+/********************************* Public types ******************************/
+/*****************************************************************************/
+
+typedef enum
+ {
+ Btn_NO_BUTTON,
+ Btn_CREATE_BUTTON,
+ Btn_CONFIRM_BUTTON,
+ Btn_REMOVE_BUTTON,
+ } Btn_Button_t;
+
+/*****************************************************************************/
+/****************************** Public prototypes ****************************/
+/*****************************************************************************/
+
+void Btn_PutButton (Btn_Button_t Button,const char *TxtButton);
+void Btn_PutButtonInline (Btn_Button_t Button,const char *TxtButton);
+void Btn_PutCreateButton (const char *TxtButton);
+void Btn_PutCreateButtonInline (const char *TxtButton);
+void Btn_PutConfirmButton (const char *TxtButton);
+void Btn_PutConfirmButtonInline (const char *TxtButton);
+void Btn_PutRemoveButton (const char *TxtButton);
+void Btn_PutRemoveButtonInline (const char *TxtButton);
+
+#endif