I don't know about what her position was, and she probably was not tempting him purposefully. But he did not break a law, what he did was probably in poor taste, but  not illegal. This may help you understand me a little better on the subject - If she was dressed in a way that revealed a large amount of cleavage, PERHAPS, an option would be to cover it up a bit. I don't know that is the case, but is would be an option that MIGHT solve problems like this.