D219TV is chock-full of useful videos. The Tech Department has been made aware of playback issues with D219TV-hosted videos on Google sites, and have found a work-around.
By posting the video to YouTube, you can then embed the video onto your webpage for smooth playback. If you don’t own the original videos, contact the person listed in the “Submitted By” section of the video details to obtain the file and generate the YouTube URL.
To embed the video into your Google webpage, enter “Edit Page” mode, and then select “Insert,” then click the “YouTube” button. Follow the prompts to paste the URL and make any adjustments to the embedding options you’d like.