The best investigator of e-slander & urban legends is certainly David Emery of About.com's Urban Legends. No bone to pick at all. See Clicky

It includes this interesting bit referenced in the above-cited prior Jane thread:

Claim: Fonda betrayed POWs by turning over slips of paper they gave her to their captors. POWs were beaten and died as a result. Status: FALSE.

"It's a figment of somebody's imagination," says Ret. Col. Larry Carrigan, who was shot down over North Vietnam in 1967. He has no idea why the story was attributed to him. "I never met Jane Fonda," he told me. It goes without saying he never handed her a secret message.

He confessed that he did see Fonda once while he was a POW – on film.