Google's profit surged 82% and sales surged in the fourth quarter as the Internet search giant continued to gain from advertisers shifting their spending online from traditional media. The leading search engine company posted net income of $372.2 million, or $1.22 a share, compared with $204.1 million, or 71 cents a share, in the same quarter last year. Revenue was $1.92 billion, up from $1.03...