[Ichneumon]

Are you kidding?! That's the only time we can do that standing up!!

That's what *you* think...

TravelMate™ non-invasive urinary devices enable females to pee through the fly of their clothes while standing

EZ2P, by "Shenis"

The unique and original P-Mate which enables woman to pee while standing upright.

The "Shenis" (NSFW)

OnTheGo is a convenient, easy-to-use feminine accessory that enables women to urinate while standing.

Whizzy(R) for women -- take a stand!

[Auntbee]

Those are all quite interesting. If I had a choice, I prefer the shower.