private function _GetCssClass($ThisPage, $HighlightPage)
{
$Result = $ThisPage == $HighlightPage ? 'Highlight' : '';
$Result .= " p-{$ThisPage}";
if ($ThisPage == 1) {
$Result .= ' FirstPage';
} elseif ($ThisPage == $this->_PageCount) {
$Result .= ' LastPage';
}
return $Result;
}