$session->parent_folder_id = $_SESSION['parent_folder_id'];
if (isset($_POST['submit'])) {
    $foldername = trim($_POST['foldername']);
    $username = $session->username;
    $parent_folder_id = $session->parent_folder_id;
    $new_folder = folder::check_existing_folder($foldername, $parent_folder_id, $username);
    if ($new_folder) {
        $session->message("Folder is already created");
        redirect_to("list_files.php");
    } else {
        $folder = new folder();
        $folder->foldername = $foldername;
        $folder->username = $session->username;
        $folder->parent_folder_id = $_SESSION['parent_folder_id'];
        if ($folder->create()) {
            $created_folder = folder::return_folder_id($folder->foldername, $folder->username, $folder->parent_folder_id);
            //$new_parent_folder = $created_folder->folder_id;
            $new_folder_name = $created_folder->foldername;
            $session->message(" {$new_folder_name} is created");
            redirect_to("list_files.php?parent_folder_id={$parent_folder_id}");
        }
    }
} else {
    $foldername = "";
}
include_layout_template('admin_header.php');
echo output_message($message);
?>
<div id='left-box' class='child'>
		<ul id ="list_types_sort">
			<ul><h4><a style="text-decoration: none" href="list_files.php?parent_folder_id=<?php