As the API documentation says, Date.getTime() "returns the number of milliseconds since January 1, 1970, 00:00:00 GMT represented by this Date object. ". Hope this is what you wanted. Might I suggest, though, that a question that can be answered simply by reading the API is not really for the advanced forum?
Betty Rubble? Well, I would go with Betty... but I'd be thinking of Wilma.