<script type="text/javascript" charset="utf-8">  
  $(document).ready(function() {
 
    // Identify this question
    var thisQuestion = $('#question{QID}');
 
    // Identify the "exclusive" column(s)
    // Multiple columns separated by commas
    var exclusiveCols = [2];
 
    // Assign classes to various elements
    $('.answers-list', thisQuestion).each(function(i){
      var column = 1;
      var scale = 1;
      $('td', this).each(function(i){
        if($(this).hasClass('radio-item')) {
          $(this).addClass('scale-'+scale+' column-'+column+'');
          column++;
        }
        else {
          column = 1;
          scale = 2;
        }
      });
      $('td:last', this).addClass('na-item');
    });
    $(exclusiveCols).each(function(i) {
      $('td.scale-1.column-'+this, thisQuestion).addClass('exclusive-item');
    });
 
    // Hide the "N/A" column
    $('td.na-item', thisQuestion).hide();
    $('.questions-list .dsheader:last', thisQuestion).attr('colspan', Number($('.questions-list thead tr.groups .dsheader:last', thisQuestion).attr('colspan'))-1);
    $('.questions-list thead tr:not(.groups) th:last', thisQuestion).hide();
    var colsWidth = $('col.odd:eq(0)', thisQuestion).attr('width').replace(/%/, '')*$('col.odd, col.even', thisQuestion).length;
    var newColWidth = colsWidth/($('col.odd, col.even', thisQuestion).length-1);
    $('col.odd, col.even', thisQuestion).attr('width', newColWidth+'%');
 
    // Listener on the radios
    $('td.scale-1 input.radio', thisQuestion).click(function(e) {
      var thisCell = $(this).closest('td');
      var thisRow = thisCell.closest('tr');
      if(thisCell.hasClass('exclusive-item')) {
        $('.na-item input.radio', thisRow).trigger('click');
        $('td.scale-2:not(.na-item) input.radio', thisRow).prop('disabled', true);
      }
      else {
        $('.na-item input.radio', thisRow).prop('checked', false);
        $('td.scale-2:not(.na-item) input.radio', thisRow).prop('disabled', false);
      }
    });
 
    // Initial states
    $('td.exclusive-item input.radio:checked', thisQuestion).each(function(i) {
      var thisRow = $(this).closest('tr');
      $('.na-item input.radio', thisRow).trigger('click');
      $('td.scale-2:not(.na-item) input.radio', thisRow).prop('disabled', true);
    });
 
    });  
</script>