<script type="text/javascript" charset="utf-8">
 
  $(document).ready(function() { 
 
    var q1ID = 68;
    var msg = 'Please specify in the comment box.';
 
    // Hide the first 3 text inputs of Q1
    $('#question'+q1ID+' li[id^="javatbd"]:eq(0) .comment').hide();
    $('#question'+q1ID+' li[id^="javatbd"]:eq(1) .comment').hide();
    $('#question'+q1ID+' li[id^="javatbd"]:eq(2) .comment').hide();
 
    // Interrupt next/submit function 
    $('#movenextbtn, #movesubmitbtn').click(function(){
 
      // Reset some stuff
      var failedMandatory = 0;
      $('#question'+q1ID+' input.text').css({ 
        'background':'' 
      });
 
      // Loop through all check answers in Q1
      $('#question'+q1ID+' input.checkbox:checked').each(function(i){
 
        // Define the row
        var thisRow = $(this).parents('li:eq(0)');
 
        // Check for empty mandatory text inputs
        if($('input.text:visible', thisRow).length > 0 &amp;&amp; $('input.text', thisRow).val() == '') {
          $('input.text', thisRow).css({
            'background':'pink'
          });
          failedMandatory = 1;
        }
      });  
 
      // Abort submit if any mandatory text inputs are empty
      if(failedMandatory == 1) {
        alert (msg);
        return false;  
      }
      else {
        return true;  
      }
    });
  });
 
</script>