<?php
switch(@$_POST['act']) {
case 'add_comment':
if (!$_SESSION['user_id'])die();
$_POST['abtime']=time();
$_POST['user_id']=$_SESSION['user_id'];
$_POST['act']='';
$db->add ( 'pages_comments', $_POST ); 
break;
	case 'like':
		unset($a);
		unset($b);
		$a['id']=$_POST['id'];
		$b['likes']=$db->get_val('pages', $a, 'likes')+1;
		print_r($b['likes']);
		$db->update('pages', $a['id'], $b);
	break;
default:
}
?>