Randomize.js

require(['jquery-noconflict'], function(jQuery) {
  
  //Ensure MooTools is where it must be
  Window.implement('$', function(el, nc){
    return document.id(el, nc, this.document);
  });
  var $ = window.jQuery;
  // a function to randomize cml elements on page
  // one caveat: if there are other (non-cml) elements on the page, they will
  // always float to the top. keeping non-cml elements between cml elements
  // requires more complex code
  $('.cml.jsawesome').each(function(){
    var unit = $(this);
    var all_cmls = unit.find('.cml_field');
    //randomize cmls
    all_cmls.sort(function() { return (Math.round(Math.random())-0.5); });  
    // append question numbers to cml labels
    all_cmls.each(function(index, elem) {
      var label = $(elem).find('.legend').html();
      var q_num = index+1;
      label = q_num + '. ' + label;
      $(elem).find('.legend').html(label);
    });
    // remove everything
    unit.remove('.cml_field');  
    // add randomized cml elements
    for(var i=0; i < all_cmls.length; i++) {
      unit.append(all_cmls[i])