<button class="btn btn-default btn-xs" data-backdrop="static" data-keyboard="false" data-target="#comments-{QID}-1" data-toggle="modal" type="button">Click to add a comment</button>

<script type="text/javascript" charset="utf-8">
 
  $(document).on('ready pjax:scriptcomplete',function(){
 
    // Identify the questions
    var qArrayID = {QID};
    var qArray = $('#question'+qArrayID);
    var arrayLength = $('tr.answers-list', qArray).length;
    var qComments = qArray.nextAll('.text-long:lt('+arrayLength+')');
 
 
    // Add some classes
    qArray.addClass('array-with-comments-question');
    $(qComments).each(function(i) {
      $(this).addClass('comments-question index-'+i).css({
        'position': 'absolute',
        'left': '-9999em'
      });
    });
 
    // Handle comments
    $(qComments).each(function(i) {
      // Create modals
      $('body').append('<div class="modal comments-modal" id="comments-'+qArrayID+'-'+(i+1)+'" tabindex="-1" role="dialog">\
                <div class="modal-dialog" role="document">\
                  <div class="modal-content">\
                    <div class="modal-header">\
                      <h5 class="modal-title">'+$('.ls-label-question', this).html()+'</h5>\
                    </div>\
                    <div class="modal-body">\
                    </div>\
                    <div class="modal-footer">\
                      <button type="button" class="btn btn-primary" data-bs-dismiss="modal">Okay</button>\
                      <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Clear</button>\
                    </div>\
                  </div>\
                </div>\
              </div>');
 
      // Move textareas into modals
      $('#comments-'+qArrayID+'-'+(i+1)+' .modal-body').append($('textarea', this));
 
      // Modal button events
      $('#comments-'+qArrayID+'-'+(i+1)+' .modal-footer .btn-secondary').on('click', function(e) {
        $('#comments-'+qArrayID+'-'+(i+1)+' textarea').val('');
      });
 
    });
 
    // Interrupt the Next/Submit function (to put comments back in the form)
    $('#limesurvey').submit(function(e) {
      $('.comments-modal[id^="comments-'+qArrayID+'-"]').each(function(i) {
        var qID = $('textarea:eq(0)', this).attr('id').split('X')[2];
        $('#question'+qID+' .answer-item:eq(0)').append($('textarea:eq(0)', this));
      });
    });  
  });
</script>

Q1<br />
<button class="btn btn-default btn-xs" data-backdrop="static" data-keyboard="false" data-target="#comments-{QID}" data-toggle="modal" type="button">Click to add a comment</button> 
<script type="text/javascript" charset="utf-8">
 
  $(document).on('ready pjax:scriptcomplete',function(){
 
    // Identify the questions
    var qArrayID = {QID};
    var qArray = $('#question'+qArrayID);
    var qComments = qArray.nextAll('.text-long:eq(0)');
 
    // Add some classes
    qArray.addClass('array-with-comments-question');
    $(qComments).each(function(i) {
      $(this).addClass('comments-question index-'+i).css({
        'position': 'absolute',
        'left': '-9999em'
      });
    });
 
    // Create the modal
    $('body').append('<div class="modal comments-modal" id="comments-'+qArrayID+'" tabindex="-1" role="dialog">\
              <div class="modal-dialog" role="document">\
                <div class="modal-content">\
                  <div class="modal-header">\
                    <h5 class="modal-title">'+$('.ls-label-question', qComments).html()+'</h5>\
                  </div>\
                  <div class="modal-body">\
                  </div>\
                  <div class="modal-footer">\
                    <button type="button" class="btn btn-primary" data-bs-dismiss="modal">Okay</button>\
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Clear</button>\
                  </div>\
                </div>\
              </div>\
            </div>');
 
    // Move textarea into modal
    $('#comments-'+qArrayID+' .modal-body').append($('textarea', qComments));
 
    // Modal button events
    $('#comments-'+qArrayID+' .modal-footer .btn-secondary').on('click', function(e) {
      $('#comments-'+qArrayID+' textarea').val('');
    });      
 
    // Interrupt the Next/Submit function (to put comments back in the form)
    $('#limesurvey').submit(function(e) {
      $('.answer-item:eq(0)', qComments).append($('#comments-'+qArrayID+' textarea:eq(0)'));
    });  
  });
</script>

<style type="text/css">
.mytext .question-title-container, .mytext .question-valid-container {
  display:none;
}
.myarray .question-container {
    margin-bottom: 0em;
}
</style>