I do not know if it works in vista, but I use a program called JDiskReport that I like it very much, it is written in Java so I guess it should work in Vista just fine, give me a minute and I google it
http://www.jgoodies.com/freeware/index.html
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?
"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare
"To die for a religion is easier than to live it absolutely"
Jorge L. Borges
