anchor.diff:  
   }
   
  -main() {
  -    app =  document.query('#main');
  -    preinit();
  -    initContainer();
  -
  -  final List<String> fruits = ['APPLES', 'ORANGES', 'bananas'];
  -  final Hello hello = new Hello("Bob", fruits);
  -  hello.p.on.click.add((e) => print('clicked on paragraph!'));
  -  document.body.elements.add(hello.root);
  -
  -    init();
  -    refreshSymbolList();
  -}
  -
   TableCellElement totalSymbols;
   TableCellElement decimalRange;
   refreshSymbolList() {
  
positive.code: 
      symbolTo = new Element.tag('input');
      symbolTo.type = 'text';
      symbolTo.value = '10175';
  
      symbolToLabel= new Element.tag('label');
      symbolToLabel.innerHTML = 'To:';
  
negative.code: #source('hello.dart');
  #source('fruit.dart');
  
  class EntityLister {
  
  InputElement symbolFrom;
  InputElement symbolTo;
  