Unnamed

  $('a.check-all').show().toggle(function() {    $('input[@type=checkbox]', this.form, function() {      $this.checked = true;    });    $(this).html('Check none');    return false;  }, function() {    $('input[@type=checkbox]', this.form, function() {      this.checked = false;    });    $(this).html('Check all');    return false;  });