Nearly half of U.S. workers have taken a cue from The Office coworker couple Jim and Pam: In an annual careerbuilder.com survey of nearly 4,000 employees, 40 percent say they have dated someone they worked with. Of those in an office romance, 65 percent said they aren’t keeping it a secret.Stephanie Losee, author of Office Mate: The Employee Handbook for Finding—and Managing—Romance on the Job says people are more open today because the...