Attachments are opening on the same page : Fix

Please add the given script by going to wp-admin -> wplms-> Footer -> Google Analytics Code :

<script>
jQuery(document).ready(function($){
$('.unit_content').on('unit_traverse',function(){
 
      if ($('ul#attachments li').length){
alert('something');
         $('ul#attachments li a').attr('target','_blank');
      }
   });
 
});
</script>