doesn't seem to do anything

www/index.php

@@ -127,8 +127,11 @@ function clean_str($str) {
 				|
 				<?php 
 					echo clean_str($item->get_source()); 
-					echo '|';
+					echo ', ';
 					echo clean_str($item->get_category(0));
+					echo ", ";
+					echo clean_str($item->get_category(1));
+					echo ".";
 				?>
 			</p>