<?php 
$dir = opendir("../books");
while(($file = readdir($dir)) !== false )
 
     {
	 
	 
	 echo "$file<br />";
	 if ($file != '.' || $file != '..' ) {
	 $bookdir = opendir("./$file");
	 
	 while (($link = readdir($bookdir)) !== false)
	 {
	 echo "$link <br />";
	 }                                  
	 closedir($bookdir);                  }
	 
		 
	 
	 }
	 
closedir($dir);


?>