Was Krishna's Mother a Virgin?

Here's an oldie-but-goodie thread at my forum, where there much more of this material:

Was Krishna's Mother a Virgin?

Because of the ZEITGEIST movie, many questions have come up regarding this issue. I have therefore been inspired to create this post. The following constitutes a summary of the case for the Indian god Krishna to have been born of a virgin mother. Each of these points can be expounded upon at length...