<script type="text/javascript" data-author="Tony Partner">
    $(document).on('ready pjax:scriptcomplete',function(){
 
        var thisQuestion = $('#question{QID}')
 
        // Add some classes to the checkbox cells
        $('tr[id^="javatbd"]', thisQuestion).each(function(i) {
            // Last two columns exclusive
            $('td.checkbox-item', this).slice(-2).addClass('exclusive-item');
        });
 
        // A function to un-check boxes
        function resetCheckbox(thisItem) {
            $(':hidden', thisItem).val('');
            $(':checkbox', thisItem).prop('checked', false).trigger('change');
        }
 
        // A listener on the checkboxes
        $(':checkbox', thisQuestion).on('change', function(e) {
            if($(this).is(':checked')) {
                var thisItem = $(this).closest('.answer-item');                
                var thisRow = $(this).closest('tr');
                var items = $('td.answer-item.exclusive-item', thisRow);
                if($(thisItem).hasClass('exclusive-item')) {
                    items = $('td.answer-item', thisRow).not(thisItem);
                }
                $.each(items, function(i, el) {
                    resetCheckbox(el);
                });
            }
        });
    });
</script>