File Content: shortcode-generator.php <?php function pixelwars_core_tinyplugin_register($plugin_array) { $plugin_directory_url = plugin_dir_url(__FILE__); // http://www.example.com/wp-content/plugins/my-plugin-folder/ $url = $plugin_directory_url . 'shortcode-generator-control.js'; $plugin_array['tinyplugin'] = $url; return $plugin_array; } add_filter('mce_external_plugins', 'pixelwars_core_tinyplugin_register'); function pixelwars_core_tinyplugin_add_button($buttons) { array_push($buttons, 'separator', 'tinyplugin'); return $buttons; } add_filter('mce_buttons', 'pixelwars_core_tinyplugin_add_button', 0); ?> Submit