anchor.diff:  Start.enable_start_if_all_selected = function()
   {
     $('start_button').disabled = 
  -       !selected('avatar')
  +       !Start.selected('avatar')
       || !Start.selected('filesets[kata]')
       || !Start.selected('filesets[language]');
   }
  
positive.code:       return true;
    return false;
  }
  
  
  document.observe('dom:loaded', function() 
  {
  
negative.code: <script language="JavaScript"
          type="text/javascript"><!--
  
  var Start = {};
  
  Start.selection = function(name, index)
  {
    $(name + '_' + index).checked = true; 
  