diff --git a/common/php/page_menu.php b/common/php/page_menu.php
index 3960ead..dc116d2 100644
--- a/common/php/page_menu.php
+++ b/common/php/page_menu.php
@@ -18,11 +18,12 @@ function remove_sorting_number($link_title){
 $dir = '.';
 // Check if the directory exists
 if (file_exists($dir) && is_dir($dir) ) {
-    // Get the files of the directory as an array
-    $scan_arr = scandir($dir);
-    $files_arr = array_diff($scan_arr, array('.','..','index.php','common','.htaccess') );
-    // echo "<pre>"; print_r( $files_arr ); echo "</pre>";
-    // Get each files of our directory with line break
+  // Get the files of the directory as an array
+  $scan_arr = scandir($dir);
+  $files_arr = array_diff($scan_arr, array('.','..','index.php','common','.htaccess') );
+  // echo "<pre>"; print_r( $files_arr ); echo "</pre>";
+  // Get each files of our directory with line break
+  if (sizeof($files_arr) != 0 ) {
     foreach ($files_arr as $file) {
       //Get the file path
       $file_path = "./".$file;
@@ -41,6 +42,7 @@ if (file_exists($dir) && is_dir($dir) ) {
       $link_title = remove_sorting_number($link_title);//Removes the number used to keep articles in post order from the displayed title.
       echo("<ul><li><a href='$file'> $link_title </a></li></ul>\n");//Output the result.
     }
+  }
 }
 else {
   echo "Directory does not exists";