class GPError {

function errorAlert( $text, $action='window.history.go(-1);', $mode=1 ) {
	global $mainframe;

	$text = nl2br( $text );
	$text = addslashes( $text );
	$text = strip_tags( $text );

	switch ( $mode ) {
		case 2:
			echo "<script>$action</script> \n";
			break;

		case 1:
		default:
			echo "<script>alert('$text'); $action</script> \n";
			echo '<noscript>';
			echo "$text\n";
			echo '</noscript>';
			break;
	}

	$mainframe->close();
} // end function



} // end class
<br />
<b>Fatal error</b>:  Class 'GPError' not found in <b>/homepages/29/d267857823/htdocs/mg_lds/components/com_g_pages/g_pages.php</b> on line <b>810</b><br />