Use the old Windows XP screensavers, including Aquarium, with Windows Vista and 7

Ah, Windows Dancer, how fondly I remember thee. How you would bump, jive and gyrate across my screen! Mr Clippy was mere nothingness when compared to you. And Aquarium! A three-dimensional fish tank... on my screen! I still remember the first time I showed my mother. She actually reached out to touch the fish; I had to slap her hand to remind her that it was only an illusion. With Windows Vista,