Adding shortcut if user is an admin

news_list.php

@@ -2,7 +2,7 @@
 /* For licensing terms, see /license.txt */
 
 // name of the language file that needs to be included
-$language_file = array ('courses', 'index');
+$language_file = array ('admin','courses', 'index');
 
 // including necessary files
 require_once 'main/inc/global.inc.php';
@@ -11,6 +11,12 @@ require_once api_get_path(LIBRARY_PATH).'system_announcements.lib.php';
 $tool_name = get_lang('SystemAnnouncements');
 Display::display_header($tool_name);
 
+if (api_is_platform_admin()) {
+	echo '<div class="action">';
+	echo '<a href="'.api_get_path(WEB_PATH).'main/admin/system_announcements.php">'.Display::return_icon('edit.gif', get_lang('EditSystemAnnouncement')).get_lang('EditSystemAnnouncement').'</a>';
+	echo '</div><br />';
+}
+
 $start = isset($_GET['start']) ? (int)$_GET['start'] : $start = 0;
 
 if (isset($_user['user_id'])) {