public function getBannerImageSizes()
    {
        $sizes = array();
        $imageSize = $this->Database
                            ->prepare("SELECT id, name, width, height FROM tl_image_size ORDER BY pid, name")
                            ->execute(\Input::get('id'));
        while ($imageSize->next())
        {
            $sizes[$imageSize->id] = $imageSize->name;
            $sizes[$imageSize->id] .= ' (' . $imageSize->width . 'x' . $imageSize->height . ')';
        }
        return array_merge(array('image_sizes'=>$sizes), $GLOBALS['TL_CROP']);
    }