How do i get the google toolbar on my desktop?

I just bought a new laptop, and my friend did at the same time. On her laptop, there is this google toolbar thing that you can use to have a picture slideshow going, post notes to yourself, or check the weather. She says that this feature comes to your computer the first time you access the internet if you have windows vista installed (which i do), but the toolbar on my desktop hasn't showed up.... how do i get it?|||It's called Google Desktop. I believe it's a waste of CPU but here it is:|||It's called Google Desktop. Click on the link below to get it.





http://desktop.google.com/