--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/program/include/rcmail_html_page.php	Thu Jan 04 15:52:31 2018 -0500
@@ -0,0 +1,48 @@
+<?php
+
+/**
+ +-----------------------------------------------------------------------+
+ | program/include/rcmail_html_page.php                                  |
+ |                                                                       |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2006-2013, The Roundcube Dev Team                       |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
+ |                                                                       |
+ | PURPOSE:                                                              |
+ |   Render a simple HTML page with the given contents                   |
+ |                                                                       |
+ +-----------------------------------------------------------------------+
+ | Author: Thomas Bruederli <roundcube@gmail.com>                        |
+ +-----------------------------------------------------------------------+
+*/
+
+/**
+ * Class to create an empty HTML page with some default styles
+ *
+ * @package    Webmail
+ * @subpackage View
+ */
+class rcmail_html_page extends rcmail_output_html
+{
+    public function write($contents = '')
+    {
+        self::reset(true);
+
+        // load embed.css from skin folder (if exists)
+        if ($embed_css = $this->get_skin_file('/embed.css')) {
+            $this->include_css($embed_css);
+        }
+        else {  // set default styles for warning blocks inside the attachment part frame
+            $this->add_header(html::tag('style', array('type' => 'text/css'),
+                ".rcmail-inline-message { font-family: sans-serif; border:2px solid #ffdf0e;"
+                                        . "background:#fef893; padding:0.6em 1em; margin-bottom:0.6em }\n" .
+                ".rcmail-inline-buttons { margin-bottom:0 }"
+            ));
+        }
+
+        parent::write($contents);
+    }
+}