public function configure()
    {
    	$current_theme = sfConfig::get('app_current_theme');

        sfConfig::add (
                      array (
                             'sf_web_images_dir_name' => 'themes' . '/' . 'frontend' . '/' . $current_theme . '/' . 'images',
                             'sf_web_css_dir_name' => 'themes' . '/' . 'frontend' . '/' . $current_theme . '/' . 'css',
                             'sf_web_js_dir_name' => 'themes' . '/' . 'frontend' . '/' . $current_theme . '/' . 'js',
                            )
                      );
    }