anchor.diff:  $("input", name: "q").value("asciidoctor")
   waitFor(5){true}
   ```
  -=== Parameters
  +== Parameters
   
  -==== takeScreenshot
  +=== takeScreenshot
   
   The _takeScreenshot_ block supports the following parameters:
   
  
positive.code: [takeScreenshot, frame=NEXUS5]
  Look Ma, it's Nexus 5!
  ```
  
  == Demo
  
  coming soon...
  //See http://fix.github.io/asciidoctor-screenshot/demo/google.html[Google 101] or http://fix.github.io/asciidoctor-screenshot/demo[Asciidoctor 101].
  
negative.code: 
  Note: it is not allowed to set 'frame' and 'dimension' or 'frame' and 'selector' for a screenshot.
  
  === driveBrowser
  
  The _driveBrowser_ block supports the following parameters:
  
  dimension:: size of the screenshot in the format `<width>x<height>` for instance 800x600. Also the values of 'frame' are supported.
  
  == Examples
  
  ```
  [takeScreenshot, name=google, url=http://google.com]
  