It looks like she was on Facebook when this happened. Perhaps they should be notified?
Interesting that;
They ask for a login and password, but don't say to what;
Disable BIOS memory options? On a Mac?;
Apple never refers to their comuters as MAC. They use Mac. MAC is Media Access Control in computer land.;
Etc.
You could have forced quit Safari (or any browser) by choosing Force Quit from the Apple () menu, or pressing Command-Option-Esc.