anchor.diff:        _fragment.elements.add(controls);
   
         _fragment.elements.add(h1);
  +  }
  +  
  +  void refreshSymbolList() {
  +    final InputElement symFrom = document.body.query('#symbolFrom');
  +    final InputElement symTo = document.body.query('#symbolTo');
  +    
  +       final int symbolFromNum = Math.parseInt(symFrom.value);
  +       final int symbolToNum = Math.parseInt(symTo.value);
  +
  +       tbody = document.body.query('#tbody');
  +     tbody.nodes.clear();
  +     int code = 1;
  +     for (int idx = symbolFromNum; idx < symbolToNum; idx++) {
  +        final symbol = new Element.html('<tr><td>' + code++ + '</td><td>' + new String.fromCharCodes([idx])+ '</td><td>' +
  +         idx
  +        + '</td></tr>');
  +
  +       tbody.elements.add(symbol);
  +
  +       totalSymbols = document.body.query('#totalSymbols');
  +       totalSymbols.innerHTML = (symbolToNum - symbolFromNum).toString();
  +
  +       decimalRange = document.body.query('#decimalRange');
  +       decimalRange.innerHTML = symbolFromNum.toString() + ' - ' + symbolToNum.toString();
  +     }
     }
     
     Map<String, Object> _scopes;
  
positive.code: #import('dart:html');
  
  class EntityContainer {
    void preinit() {
  //    app =  new Element.tag('div');
  //    document.body.elements.add(app);
      
        final HeadingElement h1 = new Element.tag('h1');
        h1.innerHTML = 'Entity Overview';
        final TitleElement title = new Element.tag('title');
  
negative.code:         </fieldset>
      ''');
      _fragment.elements.add(viewer);
      
  
    }
    
    void addUiHandler() {
      final ButtonElement display = document.body.query('#symbol-display');
      display.on.click.add((e) => displaySymbol());
    }
    
    void displaySymbol() {
      final List<Element> a = document.queryAll('.viewBox');
      final InputElement symbolId = document.query('#symbolId');
      for(final InputElement e in a) {
  