var choicesObject = this.getQuestionInfo().Choices;
   //choices is the array of choiceids
   var choices = Object.keys(choicesObject);
   var Qno = choices.length;
   var test = ['this', 'is', 'rad'];

   for (var x = 0; x < Qno; x++) {
     var id = choices[x];
     //var y = id + 1;
     var qid = "QID12-" + id + "-label";
     document.getElementById(qid).innerHTML = test[x];
   }
// This works

// hide next button
      $('NextButton') && $('NextButton').hide();

      // store rank in first column, description in second column of array "choice"

      // le was saved as embedded data from Rank question to inform the current code how many choices to loop through

      var le = '${e://Field/gp1length}';
      var len = parseInt(le);

      var choiceArray = [];

      // create blank 2D array containing descriptions and rank orders
      for (var x = 0; x < len; x++) {
        choiceArray[x] = [];
        for (var y = 0; y < 2; y++) {
          choiceArray[x][y] = 0;
        }
      }

      // this does not work, the array contains NaNs
      for (var x = 0; x < len; x++) {
        var y = x + 1;
        var rank = "${q://QID11/ChoiceNumericEntryValue/x" + y + "}";
        var desc = "${q://QID11/ChoiceDescription/x" + y + "}";
        choiceArray[x][0] = parseInt(rank);
        choiceArray[x][1] = desc;
      }

      // attempt to sort array by rank order column
      choiceArray = choiceArray.sort(function(a, b) {
        return a[0] - b[0];
      });

      for (var x = 0; x < len; x++) {
        var y = x + 1;
        var name = "gp1r" + y;
        Qualtrics.SurveyEngine.setEmbeddedData(name, choiceArray[x][1]);
      }

      // advance to next screen
      this.clickNextButton();

Qualtrics.SurveyEngine.addOnload(function() {
    var ranks = [
        {"choice":"xx1", "rank": parseInt("${q://QID68/ChoiceNumericEntryValue/x1}")},
        {"choice":"xx2", "rank": parseInt("${q://QID68/ChoiceNumericEntryValue/x2}")},
        {"choice":"xx3", "rank": parseInt("${q://QID68/ChoiceNumericEntryValue/x3}")},
        {"choice":"xx4", "rank": parseInt("${q://QID68/ChoiceNumericEntryValue/x4}")},
        {"choice":"xx5", "rank": parseInt("${q://QID68/ChoiceNumericEntryValue/x5}")},
    ];
    var tbody = jQuery("#"+this.questionId+" div.ChoiceStructure > table.sliderGrid > tbody"); //slider container
    jQuery.each(ranks, function(index) { if(isNaN(this["rank"])) ranks.splice(index, 1); }); //remove NaNs
    ranks.sort(function(a,b) { return a.rank - b.rank; });  //sort by rank
    jQuery.each(ranks, function() {
        tbody.append(tbody.find("tr[choiceid="+this["choice"]+"]")); //order sliders
    });
});