| Index: README.md | 
| =================================================================== | 
| --- a/README.md | 
| +++ b/README.md | 
| @@ -23,11 +23,11 @@ dependencies. | 
| ### Running specific tests | 
|  | 
| You can specify specific test files or directories on the command line, e.g.: | 
| `npm test test/synchronizer.js test/browser/elemHideEmulation.html`. | 
|  | 
| ### Running the browser tests in a real browser | 
|  | 
| The tests under `test/browser` require a browser environment. `npm test` will | 
| -run these in a headless browser, but you can also run them in a real one by | 
| -opening | 
| -[test/browser/elemHideEmulation.html](test/browser/elemHideEmulation.html). | 
| +run these in a headless browser, with each module being loaded in a new frame. | 
| +*Note*: Currently this environment is limited to ECMAScript 5, this limitation | 
| +should hopefully be resolved soon. | 
|  |