We use and love the AllVideos plugin, but have been plagued recently by a problem we can't resolve.
Our site, when left open in a browser, will continue to use system resources.  It appears to be a associated with the video player.
When left for a time, the video will be replaced with a white box and an exclamation point.
Sometimes an error message indicating a flexer error, flXHR::onerror():
To further compound the confusion, we previously had a flashcards running as a swf in an iframe, and that has since stopped functioning.
Any assistance you could provide would be most appreciated.