Folder Tree

<script type="text/javascript" language="javascript">
function togVis(id) {
    var list = id+"List";
    list = document.getElementById(list);
    var button = id+"Button";
    button = document.getElementById(button);
    if(list.style.display == "block") {
        list.style.display = "none";
        button.src = "images/nolines_plus.gif";
    } else {
        list.style.display = "block";
        button.src = "images/nolines_minus.gif";
    }
}
</script>
<style type="text/css">
img {border: 0; vertical-align: middle}
li {list-style: none outside}
ul {display: none; padding-left: 20; padding-top: 0; margin: 0}
body {font-family : Verdana, Arial, Helvetica, sans-serif; font-size: 12px}
</style>
<?

$tree = dir_parse('admin');
maketree($tree);

function dir_parse($path)
{
    if ($dir = opendir($path))
    {
        $thisdir = array();
        while (false !== ($file = readdir($dir)))
        {
            if  ($file != '.' && $file != '..')
            {
                if (is_dir("$path/$file"))
                {
                    $thisdir[$file] = dir_parse("$path/$file");
                } else {
                    $thisdir[] = $file;
                }
            }
        }
        asort($thisdir, SORT_STRING);
        return $thisdir;
    }
}

function maketree($tree)
{
    static $i = 0;
    
    foreach ($tree as $path=>$file){
        if (is_array($file)){
            echo "<li><a href=\"#\" onclick=\"togVis('$i'); return false;\"><img src=\"images/nolines_plus.gif\" alt=\"+\" id=\"{$i}Button\" /></a>$path";
            echo "<ul id=\"{$i}List\">";
            $i++;
            maketree($file);
            echo "</ul></li>";
        } else {
            echo "<li><img src=\"images/page.gif\" alt=\"$file\" />$file</li>";
        }
    }
}
?>