Issue with upfront Accordion + Embedded Video short codes?

Hi,
I am trying to use the embed shortcode such as

<iframe src="https://premium.wpmudev.org/video/dashboard" frameborder="0" height="281" width="500" webkitAllowFullScreen mozallowfullscreen allowFullScreen></iframe>

Screenshot illustrating the issue - http://take.ms/6ZCxz (when viewing site as a visitor)
website page - http://tinyurl.com/pn2866b

Support access is ACTIVE until September 8, 2015 12:02 am

Thanks

Tom