Page is rendering inside a section with a scrolling bar instead of the full page.

Summary

Page is rendering inside a section with a scrolling bar instead of the full page when there are external gadgets on the content.

How to reproduce

1. Create a page with enough text or any content that would be bigger in height than the browser window.
2. Add an external gadget to the page.

Expected behaviour

The page would load as expected, the browser's scroll would show up to run down the page.

Actual results

The page loads inside a smaller section to fit the comments section below, this smaller section has a scrolling bar of its own.

Workaround

There is no known workaround for this issue.