content: import React from 'react';
  import Router, {Route, DefaultRoute, HashLocation} from 'react-router';
  import App from '../components/app/App';
  import TodoApp from '../components/todo/Todo';
  import About from '../components/about/About';
  
  const routes = (
    <Route handler={App}>
      <Route name="about" handler={About}/>
      <DefaultRoute handler={TodoApp}/>
    </Route>
  );
  
  Router.run(routes, HashLocation, (Root) => {
    React.render(<Root/>, document.getElementById('app'));
  });
  