WordPress 012 Ps Multi Languages Flags

<?php
    $flags_dir = get_bloginfo('template_directory');
    $flags_dir .= '/images/flags/';
    foreach(array_reverse($gs, true) as $key=>$val){
        $flag_icon = $flags_dir . $key . '.png';
        if ( url_exists( $flag_icon )):
            if ($val['current']) {
                $flag_icon = '<img src="'.$flag_icon.'" style="float:right;margin:2px;padding:1px;border:1px solid #021a40;background-color:#ff0>"';
            }
            else
            {
                $flag_icon = '<img src="'.$flag_icon.'" style="float:right;margin:2px">';
            }
        endif;
        $html .= '<a href="'.$val['url'].'">'.$flag_icon.'</a>&nbsp';
    }

    echo $html;
?>