Example page: http://brandonaaron.net/docs/dimensions/#sample-2
To recreate: 1. Use Firefox 2.0.0.8 2. Go to above link 3. Under "Element Height" subheading, click "Run" button. Current behavior: When invoking height() method to retrieve an element's height, elements on the page "jump" visibly. Expected behavior: When invoking height() method to retrieve an element's height, there is no visible movement.