function read_dir($dir) {
$array = array();
$d = dir($dir);
while (false !== ($entry = $d->read())) {
$status='';
if($entry!='.' && $entry!='..') {
$entry = $dir.'/'.$entry;
if(is_dir($entry)) {
$array[] = ''.$entry.'';;
$array = array_merge($array, read_dir($entry));
} else {
$regex='/