-wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'theme'));
+$help = '<p>' . __('You can use the Theme Editor to edit the individual CSS and PHP files which make up your theme.') . '</p>';
+$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 __('Upgrading to a newer version of the same theme will override changes made here.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);
+
+wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'theme', 'dir'));