<?php
$post = $wp_query->post;
if ( in_category('340') ) {
include(TEMPLATEPATH . '/single_videolar.php');
elseif ( in_category('341') ) {
include(TEMPLATEPATH . '/single_makaleler.php');
elseif ( in_category('342') {
include(TEMPLATEPATH . '/single_oyunlar.php');
} else {
include(TEMPLATEPATH . '/single_standart.php');
} } 
?>