function tree($dir,$level=0)
{
$handle=opendir($dir);
while($object=readdir($handle))
{

if(is_dir($dir."/".$object)=="dir" and $object!="." and $object!="..")
{
for($i=0;$i<$level;$i++)
{
echo "&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;";
}
echo "<img src='images/menu/minus.gif'> <img src='images/menu/tree_open.gif'> ".$object." (x MB)";
tree($dir."/".$object,$level+1);
}
}
closedir($handle);
}

tree(XOOPS_ROOT_PATH);