<script type="text/javascript" data-author="Tony Partner">  
  $(document).on('ready pjax:scriptcomplete',function(){
 
    var thisQuestion = $('#question{QID}');
    var firstRow = $('tr.subquestion-list:eq(0)', thisQuestion);
 
    // Listener on the first row checkboxes
    $(':checkbox', firstRow).on('change', function(e){
      $(':checkbox', thisQuestion).prop('disabled', false);
 
      if($(this).is(':checked')) {
        var thisCell = $(this).closest('td');
        var thisIndex = $(thisCell).index();
 
        // Render this checkbox exclusive in this row
        var otherRowCells = $('td.answer-item', firstRow).not(thisCell);        
        $(otherRowCells).each(function(i) {
          $('input[type="hidden"]', this).val('');
          $(':checkbox', this).prop('checked', false).trigger('change');
        });
 
        // Render this checkbox exclusive in this column
        var otherColCells = $('td.answer-item:nth-child('+(thisIndex+1)+')').not(thisCell);        
        $(otherColCells).each(function(i) {
          $('input[type="hidden"]', this).val('');
          $(':checkbox', this).prop('checked', false).trigger('change').prop('disabled', true);
        });
      }
    });
  });
</script>