anchor.diff:        document.location.href = '/sg/game_over'
       }
   
  -    <% num_users = $prod ? 3 : 2 %>
  +    <% num_users = $prod ? 3 : 1 %>
       window.numModUsers=<%= num_users %>;
       log('numModUsers', window.numModUsers)
       if (window.data.user_ids.length % numModUsers != 0 ) {
  
positive.code:       highlight = true;      
      }
      
      if (highlight) {
        clickingEnabled = true;      
        $('.round_num').addClass('highlighted');
        sampleOrChooseState('sample')
  
negative.code:     }
  
  
      var firstRealRound = false;
      if (r.practice_over && !window.practice_over) {
        window.practice_over = true;
        firstRealRound = true;
        <% if $prod %>
        alert('Practice is over!');
        <% end %>
  