Taxonomy Registration

// registration code for portfoliocategory taxonomy
		function register_portfoliocategory_tax() {
			$labels = array(
				'name' 					=> _x( 'Portfolio Category', 'taxonomy general name' ),
				'singular_name' 		=> _x( 'Portfolio Category', 'taxonomy singular name' ),
				'add_new' 				=> _x( 'Add New Portfolio Category', 'Portfolio Category'),
				'add_new_item' 			=> __( 'Add New Portfolio Category' ),
				'edit_item' 			=> __( 'Edit Portfolio Category' ),
				'new_item' 				=> __( 'New Portfolio Category' ),
				'view_item' 			=> __( 'View Portfolio Category' ),
				'search_items' 			=> __( 'Search Portfolio Category' ),
				'not_found' 			=> __( 'No Portfolio Category found' ),
				'not_found_in_trash' 	=> __( 'No Portfolio Category found in Trash' ),
			);

			$pages = array('portfolio');

			$args = array(
				'labels' 			=> $labels,
				'singular_label' 	=> __('Portfolio Category'),
				'public' 			=> true,
				'show_ui' 			=> true,
				'hierarchical' 		=> true,
				'show_tagcloud' 	=> false,
				'show_in_nav_menus' => true,
				'rewrite' 			=> array('slug' => 'portfolio/category', 'with_front' => false ),
			 );
			register_taxonomy('portfoliocategory', $pages, $args);
		}
		add_action('init', 'register_portfoliocategory_tax');