guys i just picked up 4 of these units to give out for christmas and as i was testing them i am having all sorts of video chat issues..i have used skype,tango,oovoo,yahoo..sometimes they will connect and somethimes they wont...and when they do the large image isnt in color its mostly blue... i even tried connecting to my computer to see if the image would change and it didnt.. does anyone have any ideas here?? thanks