$(document).ready(function() {
var ACT = '{ASSESSMENT_CURRENT_TOTAL}';
var SGQ = '10002X65X1215'; // LS < 1.91
// var SGQ = '{SGQ}';      // LS > 1.92
if(ACT == 0) document.getElementById('answer'+SGQ+'A0').checked=true;
if(ACT == 2) document.getElementById('answer'+SGQ+'A1').checked=true;
if(ACT >= 3) document.getElementById('answer'+SGQ+'A2').checked=true;
// document.limesurvey.submit();
});

<script type="text/javascript" charset="utf-8">
 
  $(document).ready(function() {
 
    // Identify the questions
    var qID = {QID};
    var thisQuestion = $('#question'+qID);
    var prevMultiChoice = $(thisQuestion).prevAll('.multiple-opt:eq(0)');
 
    // Hide this question
    $('#question'+qID).hide();
 
    // Find the initial score
    var totalScore = 0;
    $('input.checkbox:checked', prevMultiChoice).each(function(i) {
      var thisScore = $(this).attr('id').slice(-1);
      totalScore = totalScore + Number(thisScore);
    });
    // Store the score
    $('input[type="text"]', thisQuestion).val(totalScore);
 
    // Listener on the checkboxes
    $('input.checkbox', prevMultiChoice).change(function(event) {
      // Find the score
      totalScore = 0;
      $('input.checkbox:checked', prevMultiChoice).each(function(i) {
        var thisScore = $(this).attr('id').slice(-1);
        totalScore = totalScore + Number(thisScore);
      });
      // Store the score
      $('input[type="text"]', thisQuestion).val(totalScore);
    }); 
  });
 
</script>