title: Treeview with Checkboxes simple html with Css
body: <p>I am looking for a treeview format for my ipfire backup system.
  where the users need to select the folders for update. like in the image--></p>
  
  <p>Exemple</p>
  
  <p><img src="https://i.stack.imgur.com/0dEPL.png" alt=""></p>
  
  <p>the server script is CGI Perl but i can implement simple HTML and CSS or very simple JS.
  I need the parent folders if checked to check automaticly the content</p>