post_parent) {
$brothers = wp_list_pages("title_li=&child_of=".$post->post_parent."&echo=0");
$parent = wp_list_pages("title_li=&include=".$post->post_parent."&echo=0");
} else {
$children = wp_list_pages("title_li=&child_of=".$post->ID."&echo=0");}?>