Surfing the Web at work is an increasingly common habit that could be even more addictive than coffee, according to new research into Internet usage in the office.

　　According to the survey, 93 percent of all employees in the U.S. spend at least some of their time at work accessing the Web, up from 86 percent a year ago, and many of them are logging on for personal reasons.

　　Among those, 52 percent said they would rather give up their morning caffeine hit than lose their Internet connection.

　　The average time spent accessing the Internet at work was 12.6 hours per week. But while employees estimated that 3.4 hours of that time was due to non-work related surfing, IT managers put that figure at closer to six hours.

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