I am no pro at pc's and all the lingo but my acer aspire 5253 cyrstal eye webcam stopped i have tried to download it again and always get there is no webcam found it was there and did work I haven't used it for a while but now it's like it disappeared and it's driving me crazyier not having one for family out of state to chat on webcam please help how can I get my webcam back and in working order thank you