<script type="text/javascript" charset="utf-8">    
  $(document).ready(function(){
 
    maxDiff({QID});
 
    function maxDiff(qID) {
 
      // Random number between 1 and 2
      // Math.floor(Math.random() * (max - min + 1)) + min;
      var randomNum = Math.floor(Math.random() * ((2-1)+1) + 1);
 
      // Move the cells around
      $('#question'+qID+' table.subquestions-list col:eq('+randomNum+')').prependTo('colgroup.col-responses');
      $('#question'+qID+' table.subquestions-list thead tr:eq(0) th:eq('+(randomNum-1)+')').prependTo('#question'+qID+' table.question thead tr:eq(0)');
      $('#question'+qID+' table.subquestions-list tbody tr').each(function(i){
        $('td.answer-item:eq('+(randomNum-1)+')', this).prependTo(this);
      });
 
      // Style stuff
      $('#question'+qID+' table.subquestions-list col.odd').css({ 'background-color':'transparent' });
      $('#question'+qID+' table.subquestions-list tbody th').css({ 'text-align':'center' });
      $('#question'+qID+' table.subquestions-list tbody tr:even td, #question'+qID+' table.question tbody tr:even th').css({ 'background-color':'#F1F1F1' });
      $('#question'+qID+' table.subquestions-list tbody tr:odd td, #question'+qID+' table.question tbody tr:odd th').css({ 'background-color':'#FCFCFC' });
 
      // Prevent clicking twice in the same row
      $('#question'+qID+' input.radio').on('click', function () {
 
        $('#question'+qID+' input.radio').prop('disabled', false);
        $('#question'+qID+' input.radio:checked').each(function(i) {
          var thisRow = $(this).closest('tr');
          $('input.radio', thisRow).not(this).prop('disabled', true);
        });
      });
    }
  });  
</script>

<script type="text/javascript" charset="utf-8">    
  $(document).ready(function(){
 
    // Call the maxDiff() function
    // Set the second parameter to true for randomized rows 
    maxDiff({QID}, true);
  });
 
  function maxDiff(qID, randomize) {
 
    // Random number between 1 and 2
    // Math.floor(Math.random() * (max - min + 1)) + min;
    var randomNum = Math.floor(Math.random() * ((2-1)+1) + 1);
 
    // Move the columns
    $('#question'+qID+' table.subquestions-list col:eq(1)').prependTo('colgroup.col-responses');
    $('#question'+qID+' table.subquestions-list thead tr:eq(0) th:eq(0)').prependTo('#question'+qID+' table.question thead tr:eq(0)');
    $('#question'+qID+' table.subquestions-list tbody tr').each(function(i){
      $('td.answer-item:eq(0)', this).prependTo(this);
    });
    $('#question'+qID+' table.subquestions-list tbody tr').each(function(i){
      $('td.answer-item:eq(0)', this).prependTo(this);
    });
 
    // Random rows
    if(randomize) {
      var rowsArr = [];
      $('#question'+qID+' table.subquestions-list tbody tr').each(function(i){
        $(this).attr('data-index', i);
        rowsArr.push(i);
      });
      shuffleArray(rowsArr);
      $(rowsArr).each(function(i){
        $('#question'+qID+' table.subquestions-list tbody').append($('#question'+qID+' tr[data-index="'+this+'"]'));
      });
    }
 
    // Style stuff
    $('#question'+qID+' table.subquestions-list col.odd').css({ 'background-color':'transparent' });
    $('#question'+qID+' table.subquestions-list tbody th').css({ 'text-align':'center' });
    $('#question'+qID+' table.subquestions-list tbody tr:even td, #question'+qID+' table.question tbody tr:even th').css({ 'background-color':'#F1F1F1' });
    $('#question'+qID+' table.subquestions-list tbody tr:odd td, #question'+qID+' table.question tbody tr:odd th').css({ 'background-color':'#FCFCFC' });
 
    // Prevent clicking twice in the same row
    $('#question'+qID+' input.radio').on('click', function () {
 
      $('#question'+qID+' input.radio').prop('disabled', false);
      $('#question'+qID+' input.radio:checked').each(function(i) {
        var thisRow = $(this).closest('tr');
        $('input.radio', thisRow).not(this).prop('disabled', true);
      });
    });
  }
 
  function shuffleArray(array) {
    for (var i = array.length - 1; i > 0; i--) {
      var j = Math.floor(Math.random() * (i + 1));
      var temp = array[i];
      array[i] = array[j];
      array[j] = temp;
    }
    return array;
  }
</script>