$title = __("Edit Themes");
$parent_file = 'themes.php';
-$help = '<p>' . __('You can use the Theme Editor to edit the individual CSS and PHP files which make up your theme.') . '</p>';
-$help .= '<p>' . __('Begin by choosing a theme to edit from the dropdown menu and clicking Select. A list then appears of all the template files. Clicking once on any file name causes the file to appear in the large Editor box.') . '</p>';
-$help .= '<p>' . __('For PHP files, you can use the Documentation dropdown to select from functions recognized in that file. Lookup takes you to a web page with reference material about that particular function.') . '</p>';
-$help .= '<p>' . __('After typing in your edits, click Update File.') . '</p>';
-$help .= '<p>' . __('<strong>Advice:</strong> think very carefully about your site crashing if you are live-editing the theme currently in use.') . '</p>';
-$help .= '<p>' . __('Upgrading to a newer version of the same theme will override changes made here. To avoid this, consider creating a <a href="http://codex.wordpress.org/Child_Themes" target="_blank">child theme</a> instead.') . '</p>';
-if ( is_network_admin() )
- $help .= '<p>' . __('Any edits to files from this screen will be reflected on all sites in the network.') . '</p>';
-$help .= '<p><strong>' . __('For more information:') . '</strong></p>';
-$help .= '<p>' . __('<a href="http://codex.wordpress.org/Theme_Development" target="_blank">Documentation on Theme Development</a>') . '</p>';
-$help .= '<p>' . __('<a href="http://codex.wordpress.org/Using_Themes" target="_blank">Documentation on Using Themes</a>') . '</p>';
-$help .= '<p>' . __('<a href="http://codex.wordpress.org/Editing_Files" target="_blank">Documentation on Editing Files</a>') . '</p>';
-$help .= '<p>' . __('<a href="http://codex.wordpress.org/Template_Tags" target="_blank">Documentation on Template Tags</a>') . '</p>';
-$help .= '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>';
-add_contextual_help($current_screen, $help);
+get_current_screen()->add_help_tab( array(
+'id' => 'overview',
+'title' => __('Overview'),
+'content' =>
+ '<p>' . __('You can use the Theme Editor to edit the individual CSS and PHP files which make up your theme.') . '</p>
+ <p>' . __('Begin by choosing a theme to edit from the dropdown menu and clicking Select. A list then appears of all the template files. Clicking once on any file name causes the file to appear in the large Editor box.') . '</p>
+ <p>' . __('For PHP files, you can use the Documentation dropdown to select from functions recognized in that file. Lookup takes you to a web page with reference material about that particular function.') . '</p>
+ <p>' . __('After typing in your edits, click Update File.') . '</p>
+ <p>' . __('<strong>Advice:</strong> think very carefully about your site crashing if you are live-editing the theme currently in use.') . '</p>
+ <p>' . __('Upgrading to a newer version of the same theme will override changes made here. To avoid this, consider creating a <a href="http://codex.wordpress.org/Child_Themes" target="_blank">child theme</a> instead.') . '</p>' .
+ ( is_network_admin() ? '<p>' . __('Any edits to files from this screen will be reflected on all sites in the network.') . '</p>' : '' )
+) );
+
+get_current_screen()->set_help_sidebar(
+ '<p><strong>' . __('For more information:') . '</strong></p>' .
+ '<p>' . __('<a href="http://codex.wordpress.org/Theme_Development" target="_blank">Documentation on Theme Development</a>') . '</p>' .
+ '<p>' . __('<a href="http://codex.wordpress.org/Using_Themes" target="_blank">Documentation on Using Themes</a>') . '</p>' .
+ '<p>' . __('<a href="http://codex.wordpress.org/Editing_Files" target="_blank">Documentation on Editing Files</a>') . '</p>' .
+ '<p>' . __('<a href="http://codex.wordpress.org/Template_Tags" target="_blank">Documentation on Template Tags</a>') . '</p>' .
+ '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
+);
wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'theme', 'dir'));
-wp_admin_css( 'theme-editor' );
-
$themes = get_themes();
if (empty($theme)) {