Miscellany

<?phpfunction get_category_archive_page( $post_id = 0, $cat_id = 0 ) {	$post = &get_post( $post_id );	if ( !$cat_id ) {		$cats = get_the_category();		$cat_id = $cats[0]->cat_ID;	}	foreach ( get_posts( "category=$cat_id" ) as $key => $p ) {		if ( $p->ID == $post->ID )			break;	}	return ceil( ( $key+1 ) / get_option( 'posts_per_page' ) );}?>