1.1 --- a/Includes/Nav.inc.php	Wed Dec 13 22:16:59 2006 +0100
     1.2 +++ b/Includes/Nav.inc.php	Wed Dec 13 23:08:55 2006 +0100
     1.3 @@ -93,7 +93,12 @@
     1.4  <?php
     1.5  
     1.6  
     1.7 -
     1.8 +    /**
     1.9 +     * recursive function creates the output for the nav tree
    1.10 +     *
    1.11 +     * @param $root the id of the parent of the root node
    1.12 +     * @return string HTML output that shows the nav tree
    1.13 +     */
    1.14      function navtree($root) {
    1.15        // fetch subcategories
    1.16        $sql = sprintf("