With VistaGlazz you can also use custom styles on your Vista system. All you need to do is go through the first patching step in VistaGlazz (patch system).
If you like to try some custom styles, in our forum we have a list of styles.
DeviantArt, AeroXP and WinMatrix are also good sources for styles.
If you need instructions on how to install a custom style, read this article at CutEdge.