Have you ever had an office romance? You're not alone. Romance blooms at the office, according to a new U.S. survey. (by Harris Interactive):

Forty percent of U.S. workers have dated an office colleague

31 percent of them go on to marriage

Ten percent work with someone they would like to date

18 percent have dated a co-worker twice or more at some time in their careers

14 percent of men but just 5 percent of women saying they would like to date a colleague

Nearly three-quarters said they did not have to keep their romance a secret

7 percent said they had left a job due to an office romance.