anchor.diff:      h4 AtScript
       p.
         Angular is built with <strong>AtScript</strong>. AtScript is an extension of ES6 (ECMAScript 6), the new specification
  -      of the JavaScript language. This quickstart features AtScript, but Angular
  -      doesn't require you to write AtScript.
  +      of the JavaScript language. This quickstart features AtScript, but you can write Angular in ES5 or ES6 as well.
   
       h4 ES6
       p.
         AtScript compiles to <strong>ES6</strong>, which is not widely supported in all browsers today.
  -      The es6-shim repository allows you to use ES6 or AtScript in the browser.
  +      The <code>es6-shim.js</code> file allows you to use ES6 or AtScript in the browser.
   
       h4 es6-shim
       p.
  
positive.code:       &lt;script&gt;
          // Rewrite the paths to load the files
          System.paths = {
            'angular2/*':'/es6-shim/angular2/*.js', // Angular
            'rtts_assert/*': '/es6-shim/rtts_assert/*.js', //Runtime assertions
            'app': 'app.es6' // The my-app component
          };
  
  
negative.code:       &lt;html&gt;
          &lt;head&gt;
            &lt;title&gt;Angular 2 Quickstart&lt;/title&gt;
            &lt;script src="/quickstart/dist/es6-shim.js"&gt;&lt;/script&gt;
          &lt;/head&gt;
          &lt;body&gt;
  
  