Method getReload

public function getReload($catidSlug, $idSlug)
{
    $app = Factory::getApplication();
    $params = $app->getParams();
    $detailWindow = $params->get('detail_window', 0);
    if ($detailWindow == 7) {
        $tCom = '';
    } else {
        $tCom = '&tmpl=component';
    }
    $i = explode(':', $idSlug);
    $id = $i[0];
    $alias = $i[1];
    $j = explode(':', $catidSlug);
    $catid = $j[0];
    $catalias = $j[1];
    $href = Route::_(PhocaGalleryRoute::getImageRoute($id, $catid, $alias, $catalias) . $tCom);
    $reload = '<div class="pg-imgbgd"><a href="' . $href . '" onclick="%onclickreload%" title="' . Text::_('COM_PHOCAGALLERY_REFRESH') . '" >' . PhocaGalleryRenderFront::renderIcon('reload', 'media/com_phocagallery/images/icon-reload.png', Text::_('COM_PHOCAGALLERY_REFRESH')) . '</a></div>';
    return $reload;
}