I have 3 years old website with 4 PR. my site was performing very well and had first page position for around 80 -90 keywords. we do not have any content on our site and haven't made any upload of new or duplicate content which can harm.suddenly all my keywords get dis appeared from the result and now I am experiencing Google dance. so please anyone suggest me the fastest way to recover from the Google dance and immediate action that I should take to recover from Google.