[url]www.RAINN.org[/url]
Have her look at this site... alone if she requires. It will answer all of her questions... and give her someone to talk to directly (anonymously) if she needs it.
Social anxiety is a bitch... still suffer from a touch of it now... but it was crippling throughout most of my life. I've been told that it's trauma induced as well. Fluoxetine didn't give me suicidal thoughts... but that may have more to do with the idea that I felt well enough to where I wanted to feel even better.
Vashti is right... the fewer problems you bring to the relationship to begin with... the better.
It's highly recommended that both of you seek out a therapist.
"The weakest soul, knowing its own weakness, and believing this truth that strength can only be developed by effort and practice, will, thus believing, at once begin to exert itself, and, adding effort to effort, patience to patience, and strength to strength, will never cease to develop, and will at last grow divinely strong."
- James Allen