Login ‘Remember Me’ checked by default

/*'Remember Me' checked by default */

add_action( 'init', 'rd_login_checked_rememberme' );

function rd_login_checked_rememberme() {

  add_filter( 'login_footer', 'rd_check_rememberme' );

}

function rd_check_rememberme() {

  echo "<script>document.getElementById('rememberme').checked = true;</script>";

}